1578 lines
		
	
	
		
			46 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			1578 lines
		
	
	
		
			46 KiB
		
	
	
	
		
			Python
		
	
	
	
# -*- coding: utf-8 -*-
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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import contextlib
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import io
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import os
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import pickle
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import subprocess
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import sys
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import textwrap
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from io import UnsupportedOperation
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import py
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from six import text_type
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import pytest
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from _pytest import capture
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from _pytest.capture import CaptureManager
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from _pytest.compat import _PY3
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from _pytest.main import EXIT_NOTESTSCOLLECTED
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# note: py.io capture tests where copied from
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# pylib 1.4.20.dev2 (rev 13d9af95547e)
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needsosdup = pytest.mark.skipif(
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    not hasattr(os, "dup"), reason="test needs os.dup, not available on this platform"
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)
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def StdCaptureFD(out=True, err=True, in_=True):
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    return capture.MultiCapture(out, err, in_, Capture=capture.FDCapture)
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def StdCapture(out=True, err=True, in_=True):
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    return capture.MultiCapture(out, err, in_, Capture=capture.SysCapture)
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class TestCaptureManager(object):
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    def test_getmethod_default_no_fd(self, monkeypatch):
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        from _pytest.capture import pytest_addoption
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        from _pytest.config.argparsing import Parser
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        parser = Parser()
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        pytest_addoption(parser)
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        default = parser._groups[0].options[0].default
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        assert default == "fd" if hasattr(os, "dup") else "sys"
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        parser = Parser()
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        monkeypatch.delattr(os, "dup", raising=False)
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        pytest_addoption(parser)
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        assert parser._groups[0].options[0].default == "sys"
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    @pytest.mark.parametrize(
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        "method", ["no", "sys", pytest.param("fd", marks=needsosdup)]
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    )
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    def test_capturing_basic_api(self, method):
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        capouter = StdCaptureFD()
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        old = sys.stdout, sys.stderr, sys.stdin
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        try:
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            capman = CaptureManager(method)
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            capman.start_global_capturing()
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            capman.suspend_global_capture()
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            outerr = capman.read_global_capture()
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            assert outerr == ("", "")
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            capman.suspend_global_capture()
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            outerr = capman.read_global_capture()
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            assert outerr == ("", "")
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            print("hello")
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            capman.suspend_global_capture()
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            out, err = capman.read_global_capture()
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            if method == "no":
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                assert old == (sys.stdout, sys.stderr, sys.stdin)
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            else:
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                assert not out
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            capman.resume_global_capture()
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            print("hello")
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            capman.suspend_global_capture()
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            out, err = capman.read_global_capture()
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            if method != "no":
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                assert out == "hello\n"
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            capman.stop_global_capturing()
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        finally:
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            capouter.stop_capturing()
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    @needsosdup
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    def test_init_capturing(self):
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        capouter = StdCaptureFD()
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        try:
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            capman = CaptureManager("fd")
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            capman.start_global_capturing()
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            pytest.raises(AssertionError, capman.start_global_capturing)
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            capman.stop_global_capturing()
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        finally:
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            capouter.stop_capturing()
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@pytest.mark.parametrize("method", ["fd", "sys"])
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def test_capturing_unicode(testdir, method):
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    if hasattr(sys, "pypy_version_info") and sys.pypy_version_info < (2, 2):
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        pytest.xfail("does not work on pypy < 2.2")
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    if sys.version_info >= (3, 0):
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        obj = "'b\u00f6y'"
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    else:
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        obj = "u'\u00f6y'"
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    testdir.makepyfile(
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        """
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        # coding=utf8
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        # taken from issue 227 from nosetests
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        def test_unicode():
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            import sys
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            print(sys.stdout)
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            print(%s)
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    """
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        % obj
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    )
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    result = testdir.runpytest("--capture=%s" % method)
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    result.stdout.fnmatch_lines(["*1 passed*"])
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@pytest.mark.parametrize("method", ["fd", "sys"])
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def test_capturing_bytes_in_utf8_encoding(testdir, method):
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    testdir.makepyfile(
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        """
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        def test_unicode():
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            print('b\\u00f6y')
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    """
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    )
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    result = testdir.runpytest("--capture=%s" % method)
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    result.stdout.fnmatch_lines(["*1 passed*"])
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def test_collect_capturing(testdir):
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    p = testdir.makepyfile(
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        """
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        import sys
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        print("collect %s failure" % 13)
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        sys.stderr.write("collect %s_stderr failure" % 13)
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        import xyz42123
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    """
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    )
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    result = testdir.runpytest(p)
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    result.stdout.fnmatch_lines(
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        [
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            "*Captured stdout*",
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            "collect 13 failure",
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            "*Captured stderr*",
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            "collect 13_stderr failure",
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        ]
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    )
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class TestPerTestCapturing(object):
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    def test_capture_and_fixtures(self, testdir):
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        p = testdir.makepyfile(
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            """
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            def setup_module(mod):
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                print("setup module")
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            def setup_function(function):
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                print("setup " + function.__name__)
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            def test_func1():
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                print("in func1")
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                assert 0
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            def test_func2():
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                print("in func2")
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                assert 0
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        """
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        )
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        result = testdir.runpytest(p)
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        result.stdout.fnmatch_lines(
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            [
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                "setup module*",
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                "setup test_func1*",
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                "in func1*",
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                "setup test_func2*",
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                "in func2*",
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            ]
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        )
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    @pytest.mark.xfail(reason="unimplemented feature")
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    def test_capture_scope_cache(self, testdir):
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        p = testdir.makepyfile(
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            """
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            import sys
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            def setup_module(func):
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                print("module-setup")
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            def setup_function(func):
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                print("function-setup")
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            def test_func():
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                print("in function")
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                assert 0
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            def teardown_function(func):
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                print("in teardown")
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        """
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        )
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        result = testdir.runpytest(p)
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        result.stdout.fnmatch_lines(
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            [
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                "*test_func():*",
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                "*Captured stdout during setup*",
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                "module-setup*",
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                "function-setup*",
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                "*Captured stdout*",
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                "in teardown*",
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            ]
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        )
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    def test_no_carry_over(self, testdir):
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        p = testdir.makepyfile(
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            """
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            def test_func1():
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                print("in func1")
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            def test_func2():
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                print("in func2")
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                assert 0
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        """
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        )
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        result = testdir.runpytest(p)
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        s = result.stdout.str()
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        assert "in func1" not in s
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        assert "in func2" in s
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    def test_teardown_capturing(self, testdir):
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        p = testdir.makepyfile(
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            """
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            def setup_function(function):
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                print("setup func1")
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            def teardown_function(function):
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                print("teardown func1")
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                assert 0
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            def test_func1():
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                print("in func1")
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                pass
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        """
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        )
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        result = testdir.runpytest(p)
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        result.stdout.fnmatch_lines(
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            [
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                "*teardown_function*",
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                "*Captured stdout*",
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                "setup func1*",
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                "in func1*",
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                "teardown func1*",
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                # "*1 fixture failure*"
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            ]
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        )
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    def test_teardown_capturing_final(self, testdir):
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        p = testdir.makepyfile(
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            """
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            def teardown_module(mod):
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                print("teardown module")
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                assert 0
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            def test_func():
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                pass
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        """
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        )
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        result = testdir.runpytest(p)
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        result.stdout.fnmatch_lines(
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            [
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                "*def teardown_module(mod):*",
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                "*Captured stdout*",
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                "*teardown module*",
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                "*1 error*",
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            ]
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        )
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    def test_capturing_outerr(self, testdir):
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        p1 = testdir.makepyfile(
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            """\
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            import sys
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            def test_capturing():
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                print(42)
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                sys.stderr.write(str(23))
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            def test_capturing_error():
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                print(1)
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                sys.stderr.write(str(2))
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                raise ValueError
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            """
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        )
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        result = testdir.runpytest(p1)
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        result.stdout.fnmatch_lines(
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            [
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                "*test_capturing_outerr.py .F*",
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                "====* FAILURES *====",
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                "____*____",
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                "*test_capturing_outerr.py:8: ValueError",
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                "*--- Captured stdout *call*",
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                "1",
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                "*--- Captured stderr *call*",
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                "2",
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            ]
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        )
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class TestLoggingInteraction(object):
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    def test_logging_stream_ownership(self, testdir):
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        p = testdir.makepyfile(
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            """\
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            def test_logging():
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                import logging
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                import pytest
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                stream = capture.CaptureIO()
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                logging.basicConfig(stream=stream)
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                stream.close() # to free memory/release resources
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            """
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        )
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        result = testdir.runpytest_subprocess(p)
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        assert result.stderr.str().find("atexit") == -1
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    def test_logging_and_immediate_setupteardown(self, testdir):
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        p = testdir.makepyfile(
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            """\
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            import logging
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            def setup_function(function):
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                logging.warning("hello1")
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            def test_logging():
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                logging.warning("hello2")
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                assert 0
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            def teardown_function(function):
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                logging.warning("hello3")
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                assert 0
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            """
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        )
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        for optargs in (("--capture=sys",), ("--capture=fd",)):
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            print(optargs)
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            result = testdir.runpytest_subprocess(p, *optargs)
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            s = result.stdout.str()
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            result.stdout.fnmatch_lines(
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                ["*WARN*hello3", "*WARN*hello1", "*WARN*hello2"]  # errors show first!
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            )
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            # verify proper termination
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            assert "closed" not in s
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    def test_logging_and_crossscope_fixtures(self, testdir):
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        p = testdir.makepyfile(
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            """\
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            import logging
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            def setup_module(function):
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                logging.warning("hello1")
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            def test_logging():
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                logging.warning("hello2")
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                assert 0
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            def teardown_module(function):
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                logging.warning("hello3")
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                assert 0
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            """
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        )
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        for optargs in (("--capture=sys",), ("--capture=fd",)):
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            print(optargs)
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            result = testdir.runpytest_subprocess(p, *optargs)
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            s = result.stdout.str()
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            result.stdout.fnmatch_lines(
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                ["*WARN*hello3", "*WARN*hello1", "*WARN*hello2"]  # errors come first
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            )
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						|
            # verify proper termination
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            assert "closed" not in s
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    def test_conftestlogging_is_shown(self, testdir):
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        testdir.makeconftest(
 | 
						|
            """\
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                import logging
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						|
                logging.basicConfig()
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                logging.warning("hello435")
 | 
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            """
 | 
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        )
 | 
						|
        # make sure that logging is still captured in tests
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        result = testdir.runpytest_subprocess("-s", "-p", "no:capturelog")
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        assert result.ret == EXIT_NOTESTSCOLLECTED
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						|
        result.stderr.fnmatch_lines(["WARNING*hello435*"])
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						|
        assert "operation on closed file" not in result.stderr.str()
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 | 
						|
    def test_conftestlogging_and_test_logging(self, testdir):
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        testdir.makeconftest(
 | 
						|
            """\
 | 
						|
                import logging
 | 
						|
                logging.basicConfig()
 | 
						|
            """
 | 
						|
        )
 | 
						|
        # make sure that logging is still captured in tests
 | 
						|
        p = testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            def test_hello():
 | 
						|
                import logging
 | 
						|
                logging.warning("hello433")
 | 
						|
                assert 0
 | 
						|
            """
 | 
						|
        )
 | 
						|
        result = testdir.runpytest_subprocess(p, "-p", "no:capturelog")
 | 
						|
        assert result.ret != 0
 | 
						|
        result.stdout.fnmatch_lines(["WARNING*hello433*"])
 | 
						|
        assert "something" not in result.stderr.str()
 | 
						|
        assert "operation on closed file" not in result.stderr.str()
 | 
						|
 | 
						|
    def test_logging_after_cap_stopped(self, testdir):
 | 
						|
        testdir.makeconftest(
 | 
						|
            """\
 | 
						|
                import pytest
 | 
						|
                import logging
 | 
						|
 | 
						|
                log = logging.getLogger(__name__)
 | 
						|
 | 
						|
                @pytest.fixture
 | 
						|
                def log_on_teardown():
 | 
						|
                    yield
 | 
						|
                    log.warning('Logging on teardown')
 | 
						|
            """
 | 
						|
        )
 | 
						|
        # make sure that logging is still captured in tests
 | 
						|
        p = testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            def test_hello(log_on_teardown):
 | 
						|
                import logging
 | 
						|
                logging.warning("hello433")
 | 
						|
                assert 1
 | 
						|
                raise KeyboardInterrupt()
 | 
						|
            """
 | 
						|
        )
 | 
						|
        result = testdir.runpytest_subprocess(p, "--log-cli-level", "info")
 | 
						|
        assert result.ret != 0
 | 
						|
        result.stdout.fnmatch_lines(
 | 
						|
            ["*WARNING*hello433*", "*WARNING*Logging on teardown*"]
 | 
						|
        )
 | 
						|
        assert (
 | 
						|
            "AttributeError: 'NoneType' object has no attribute 'resume_capturing'"
 | 
						|
            not in result.stderr.str()
 | 
						|
        )
 | 
						|
 | 
						|
 | 
						|
class TestCaptureFixture(object):
 | 
						|
    @pytest.mark.parametrize("opt", [[], ["-s"]])
 | 
						|
    def test_std_functional(self, testdir, opt):
 | 
						|
        reprec = testdir.inline_runsource(
 | 
						|
            """\
 | 
						|
            def test_hello(capsys):
 | 
						|
                print(42)
 | 
						|
                out, err = capsys.readouterr()
 | 
						|
                assert out.startswith("42")
 | 
						|
            """,
 | 
						|
            *opt
 | 
						|
        )
 | 
						|
        reprec.assertoutcome(passed=1)
 | 
						|
 | 
						|
    def test_capsyscapfd(self, testdir):
 | 
						|
        p = testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            def test_one(capsys, capfd):
 | 
						|
                pass
 | 
						|
            def test_two(capfd, capsys):
 | 
						|
                pass
 | 
						|
            """
 | 
						|
        )
 | 
						|
        result = testdir.runpytest(p)
 | 
						|
        result.stdout.fnmatch_lines(
 | 
						|
            [
 | 
						|
                "*ERROR*setup*test_one*",
 | 
						|
                "E*capfd*capsys*same*time*",
 | 
						|
                "*ERROR*setup*test_two*",
 | 
						|
                "E*capsys*capfd*same*time*",
 | 
						|
                "*2 error*",
 | 
						|
            ]
 | 
						|
        )
 | 
						|
 | 
						|
    def test_capturing_getfixturevalue(self, testdir):
 | 
						|
        """Test that asking for "capfd" and "capsys" using request.getfixturevalue
 | 
						|
        in the same test is an error.
 | 
						|
        """
 | 
						|
        testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            def test_one(capsys, request):
 | 
						|
                request.getfixturevalue("capfd")
 | 
						|
            def test_two(capfd, request):
 | 
						|
                request.getfixturevalue("capsys")
 | 
						|
            """
 | 
						|
        )
 | 
						|
        result = testdir.runpytest()
 | 
						|
        result.stdout.fnmatch_lines(
 | 
						|
            [
 | 
						|
                "*test_one*",
 | 
						|
                "*capsys*capfd*same*time*",
 | 
						|
                "*test_two*",
 | 
						|
                "*capfd*capsys*same*time*",
 | 
						|
                "*2 failed in*",
 | 
						|
            ]
 | 
						|
        )
 | 
						|
 | 
						|
    def test_capsyscapfdbinary(self, testdir):
 | 
						|
        p = testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            def test_one(capsys, capfdbinary):
 | 
						|
                pass
 | 
						|
            """
 | 
						|
        )
 | 
						|
        result = testdir.runpytest(p)
 | 
						|
        result.stdout.fnmatch_lines(
 | 
						|
            ["*ERROR*setup*test_one*", "E*capfdbinary*capsys*same*time*", "*1 error*"]
 | 
						|
        )
 | 
						|
 | 
						|
    @pytest.mark.parametrize("method", ["sys", "fd"])
 | 
						|
    def test_capture_is_represented_on_failure_issue128(self, testdir, method):
 | 
						|
        p = testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            def test_hello(cap{}):
 | 
						|
                print("xxx42xxx")
 | 
						|
                assert 0
 | 
						|
            """.format(
 | 
						|
                method
 | 
						|
            )
 | 
						|
        )
 | 
						|
        result = testdir.runpytest(p)
 | 
						|
        result.stdout.fnmatch_lines(["xxx42xxx"])
 | 
						|
 | 
						|
    @needsosdup
 | 
						|
    def test_stdfd_functional(self, testdir):
 | 
						|
        reprec = testdir.inline_runsource(
 | 
						|
            """\
 | 
						|
            def test_hello(capfd):
 | 
						|
                import os
 | 
						|
                os.write(1, "42".encode('ascii'))
 | 
						|
                out, err = capfd.readouterr()
 | 
						|
                assert out.startswith("42")
 | 
						|
                capfd.close()
 | 
						|
            """
 | 
						|
        )
 | 
						|
        reprec.assertoutcome(passed=1)
 | 
						|
 | 
						|
    @needsosdup
 | 
						|
    def test_capfdbinary(self, testdir):
 | 
						|
        reprec = testdir.inline_runsource(
 | 
						|
            """\
 | 
						|
            def test_hello(capfdbinary):
 | 
						|
                import os
 | 
						|
                # some likely un-decodable bytes
 | 
						|
                os.write(1, b'\\xfe\\x98\\x20')
 | 
						|
                out, err = capfdbinary.readouterr()
 | 
						|
                assert out == b'\\xfe\\x98\\x20'
 | 
						|
                assert err == b''
 | 
						|
            """
 | 
						|
        )
 | 
						|
        reprec.assertoutcome(passed=1)
 | 
						|
 | 
						|
    @pytest.mark.skipif(
 | 
						|
        sys.version_info < (3,), reason="only have capsysbinary in python 3"
 | 
						|
    )
 | 
						|
    def test_capsysbinary(self, testdir):
 | 
						|
        reprec = testdir.inline_runsource(
 | 
						|
            """\
 | 
						|
            def test_hello(capsysbinary):
 | 
						|
                import sys
 | 
						|
                # some likely un-decodable bytes
 | 
						|
                sys.stdout.buffer.write(b'\\xfe\\x98\\x20')
 | 
						|
                out, err = capsysbinary.readouterr()
 | 
						|
                assert out == b'\\xfe\\x98\\x20'
 | 
						|
                assert err == b''
 | 
						|
            """
 | 
						|
        )
 | 
						|
        reprec.assertoutcome(passed=1)
 | 
						|
 | 
						|
    @pytest.mark.skipif(
 | 
						|
        sys.version_info >= (3,), reason="only have capsysbinary in python 3"
 | 
						|
    )
 | 
						|
    def test_capsysbinary_forbidden_in_python2(self, testdir):
 | 
						|
        testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            def test_hello(capsysbinary):
 | 
						|
                pass
 | 
						|
            """
 | 
						|
        )
 | 
						|
        result = testdir.runpytest()
 | 
						|
        result.stdout.fnmatch_lines(
 | 
						|
            [
 | 
						|
                "*test_hello*",
 | 
						|
                "*capsysbinary is only supported on Python 3*",
 | 
						|
                "*1 error in*",
 | 
						|
            ]
 | 
						|
        )
 | 
						|
 | 
						|
    def test_partial_setup_failure(self, testdir):
 | 
						|
        p = testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            def test_hello(capsys, missingarg):
 | 
						|
                pass
 | 
						|
            """
 | 
						|
        )
 | 
						|
        result = testdir.runpytest(p)
 | 
						|
        result.stdout.fnmatch_lines(["*test_partial_setup_failure*", "*1 error*"])
 | 
						|
 | 
						|
    @needsosdup
 | 
						|
    def test_keyboardinterrupt_disables_capturing(self, testdir):
 | 
						|
        p = testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            def test_hello(capfd):
 | 
						|
                import os
 | 
						|
                os.write(1, str(42).encode('ascii'))
 | 
						|
                raise KeyboardInterrupt()
 | 
						|
            """
 | 
						|
        )
 | 
						|
        result = testdir.runpytest_subprocess(p)
 | 
						|
        result.stdout.fnmatch_lines(["*KeyboardInterrupt*"])
 | 
						|
        assert result.ret == 2
 | 
						|
 | 
						|
    @pytest.mark.issue(14)
 | 
						|
    def test_capture_and_logging(self, testdir):
 | 
						|
        p = testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            import logging
 | 
						|
            def test_log(capsys):
 | 
						|
                logging.error('x')
 | 
						|
            """
 | 
						|
        )
 | 
						|
        result = testdir.runpytest_subprocess(p)
 | 
						|
        assert "closed" not in result.stderr.str()
 | 
						|
 | 
						|
    @pytest.mark.parametrize("fixture", ["capsys", "capfd"])
 | 
						|
    @pytest.mark.parametrize("no_capture", [True, False])
 | 
						|
    def test_disabled_capture_fixture(self, testdir, fixture, no_capture):
 | 
						|
        testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            def test_disabled({fixture}):
 | 
						|
                print('captured before')
 | 
						|
                with {fixture}.disabled():
 | 
						|
                    print('while capture is disabled')
 | 
						|
                print('captured after')
 | 
						|
                assert {fixture}.readouterr() == ('captured before\\ncaptured after\\n', '')
 | 
						|
 | 
						|
            def test_normal():
 | 
						|
                print('test_normal executed')
 | 
						|
        """.format(
 | 
						|
                fixture=fixture
 | 
						|
            )
 | 
						|
        )
 | 
						|
        args = ("-s",) if no_capture else ()
 | 
						|
        result = testdir.runpytest_subprocess(*args)
 | 
						|
        result.stdout.fnmatch_lines(
 | 
						|
            """
 | 
						|
            *while capture is disabled*
 | 
						|
        """
 | 
						|
        )
 | 
						|
        assert "captured before" not in result.stdout.str()
 | 
						|
        assert "captured after" not in result.stdout.str()
 | 
						|
        if no_capture:
 | 
						|
            assert "test_normal executed" in result.stdout.str()
 | 
						|
        else:
 | 
						|
            assert "test_normal executed" not in result.stdout.str()
 | 
						|
 | 
						|
    @pytest.mark.parametrize("fixture", ["capsys", "capfd"])
 | 
						|
    def test_fixture_use_by_other_fixtures(self, testdir, fixture):
 | 
						|
        """
 | 
						|
        Ensure that capsys and capfd can be used by other fixtures during setup and teardown.
 | 
						|
        """
 | 
						|
        testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            from __future__ import print_function
 | 
						|
            import sys
 | 
						|
            import pytest
 | 
						|
 | 
						|
            @pytest.fixture
 | 
						|
            def captured_print({fixture}):
 | 
						|
                print('stdout contents begin')
 | 
						|
                print('stderr contents begin', file=sys.stderr)
 | 
						|
                out, err = {fixture}.readouterr()
 | 
						|
 | 
						|
                yield out, err
 | 
						|
 | 
						|
                print('stdout contents end')
 | 
						|
                print('stderr contents end', file=sys.stderr)
 | 
						|
                out, err = {fixture}.readouterr()
 | 
						|
                assert out == 'stdout contents end\\n'
 | 
						|
                assert err == 'stderr contents end\\n'
 | 
						|
 | 
						|
            def test_captured_print(captured_print):
 | 
						|
                out, err = captured_print
 | 
						|
                assert out == 'stdout contents begin\\n'
 | 
						|
                assert err == 'stderr contents begin\\n'
 | 
						|
        """.format(
 | 
						|
                fixture=fixture
 | 
						|
            )
 | 
						|
        )
 | 
						|
        result = testdir.runpytest_subprocess()
 | 
						|
        result.stdout.fnmatch_lines(["*1 passed*"])
 | 
						|
        assert "stdout contents begin" not in result.stdout.str()
 | 
						|
        assert "stderr contents begin" not in result.stdout.str()
 | 
						|
 | 
						|
    @pytest.mark.parametrize("cap", ["capsys", "capfd"])
 | 
						|
    def test_fixture_use_by_other_fixtures_teardown(self, testdir, cap):
 | 
						|
        """Ensure we can access setup and teardown buffers from teardown when using capsys/capfd (##3033)"""
 | 
						|
        testdir.makepyfile(
 | 
						|
            """\
 | 
						|
            import sys
 | 
						|
            import pytest
 | 
						|
            import os
 | 
						|
 | 
						|
            @pytest.fixture()
 | 
						|
            def fix({cap}):
 | 
						|
                print("setup out")
 | 
						|
                sys.stderr.write("setup err\\n")
 | 
						|
                yield
 | 
						|
                out, err = {cap}.readouterr()
 | 
						|
                assert out == 'setup out\\ncall out\\n'
 | 
						|
                assert err == 'setup err\\ncall err\\n'
 | 
						|
 | 
						|
            def test_a(fix):
 | 
						|
                print("call out")
 | 
						|
                sys.stderr.write("call err\\n")
 | 
						|
        """.format(
 | 
						|
                cap=cap
 | 
						|
            )
 | 
						|
        )
 | 
						|
        reprec = testdir.inline_run()
 | 
						|
        reprec.assertoutcome(passed=1)
 | 
						|
 | 
						|
 | 
						|
def test_setup_failure_does_not_kill_capturing(testdir):
 | 
						|
    sub1 = testdir.mkpydir("sub1")
 | 
						|
    sub1.join("conftest.py").write(
 | 
						|
        textwrap.dedent(
 | 
						|
            """\
 | 
						|
            def pytest_runtest_setup(item):
 | 
						|
                raise ValueError(42)
 | 
						|
            """
 | 
						|
        )
 | 
						|
    )
 | 
						|
    sub1.join("test_mod.py").write("def test_func1(): pass")
 | 
						|
    result = testdir.runpytest(testdir.tmpdir, "--traceconfig")
 | 
						|
    result.stdout.fnmatch_lines(["*ValueError(42)*", "*1 error*"])
 | 
						|
 | 
						|
 | 
						|
def test_fdfuncarg_skips_on_no_osdup(testdir):
 | 
						|
    testdir.makepyfile(
 | 
						|
        """
 | 
						|
        import os
 | 
						|
        if hasattr(os, 'dup'):
 | 
						|
            del os.dup
 | 
						|
        def test_hello(capfd):
 | 
						|
            pass
 | 
						|
    """
 | 
						|
    )
 | 
						|
    result = testdir.runpytest_subprocess("--capture=no")
 | 
						|
    result.stdout.fnmatch_lines(["*1 skipped*"])
 | 
						|
 | 
						|
 | 
						|
def test_capture_conftest_runtest_setup(testdir):
 | 
						|
    testdir.makeconftest(
 | 
						|
        """
 | 
						|
        def pytest_runtest_setup():
 | 
						|
            print("hello19")
 | 
						|
    """
 | 
						|
    )
 | 
						|
    testdir.makepyfile("def test_func(): pass")
 | 
						|
    result = testdir.runpytest()
 | 
						|
    assert result.ret == 0
 | 
						|
    assert "hello19" not in result.stdout.str()
 | 
						|
 | 
						|
 | 
						|
def test_capture_badoutput_issue412(testdir):
 | 
						|
    testdir.makepyfile(
 | 
						|
        """
 | 
						|
        import os
 | 
						|
 | 
						|
        def test_func():
 | 
						|
            omg = bytearray([1,129,1])
 | 
						|
            os.write(1, omg)
 | 
						|
            assert 0
 | 
						|
        """
 | 
						|
    )
 | 
						|
    result = testdir.runpytest("--cap=fd")
 | 
						|
    result.stdout.fnmatch_lines(
 | 
						|
        """
 | 
						|
        *def test_func*
 | 
						|
        *assert 0*
 | 
						|
        *Captured*
 | 
						|
        *1 failed*
 | 
						|
    """
 | 
						|
    )
 | 
						|
 | 
						|
 | 
						|
def test_capture_early_option_parsing(testdir):
 | 
						|
    testdir.makeconftest(
 | 
						|
        """
 | 
						|
        def pytest_runtest_setup():
 | 
						|
            print("hello19")
 | 
						|
    """
 | 
						|
    )
 | 
						|
    testdir.makepyfile("def test_func(): pass")
 | 
						|
    result = testdir.runpytest("-vs")
 | 
						|
    assert result.ret == 0
 | 
						|
    assert "hello19" in result.stdout.str()
 | 
						|
 | 
						|
 | 
						|
def test_capture_binary_output(testdir):
 | 
						|
    testdir.makepyfile(
 | 
						|
        r"""
 | 
						|
        import pytest
 | 
						|
 | 
						|
        def test_a():
 | 
						|
            import sys
 | 
						|
            import subprocess
 | 
						|
            subprocess.call([sys.executable, __file__])
 | 
						|
 | 
						|
        def test_foo():
 | 
						|
            import os;os.write(1, b'\xc3')
 | 
						|
 | 
						|
        if __name__ == '__main__':
 | 
						|
            test_foo()
 | 
						|
        """
 | 
						|
    )
 | 
						|
    result = testdir.runpytest("--assert=plain")
 | 
						|
    result.assert_outcomes(passed=2)
 | 
						|
 | 
						|
 | 
						|
def test_error_during_readouterr(testdir):
 | 
						|
    """Make sure we suspend capturing if errors occur during readouterr"""
 | 
						|
    testdir.makepyfile(
 | 
						|
        pytest_xyz="""
 | 
						|
        from _pytest.capture import FDCapture
 | 
						|
        def bad_snap(self):
 | 
						|
            raise Exception('boom')
 | 
						|
        assert FDCapture.snap
 | 
						|
        FDCapture.snap = bad_snap
 | 
						|
    """
 | 
						|
    )
 | 
						|
    result = testdir.runpytest_subprocess(
 | 
						|
        "-p", "pytest_xyz", "--version", syspathinsert=True
 | 
						|
    )
 | 
						|
    result.stderr.fnmatch_lines(
 | 
						|
        ["*in bad_snap", "    raise Exception('boom')", "Exception: boom"]
 | 
						|
    )
 | 
						|
 | 
						|
 | 
						|
class TestCaptureIO(object):
 | 
						|
    def test_text(self):
 | 
						|
        f = capture.CaptureIO()
 | 
						|
        f.write("hello")
 | 
						|
        s = f.getvalue()
 | 
						|
        assert s == "hello"
 | 
						|
        f.close()
 | 
						|
 | 
						|
    def test_unicode_and_str_mixture(self):
 | 
						|
        f = capture.CaptureIO()
 | 
						|
        if sys.version_info >= (3, 0):
 | 
						|
            f.write("\u00f6")
 | 
						|
            pytest.raises(TypeError, f.write, b"hello")
 | 
						|
        else:
 | 
						|
            f.write(u"\u00f6")
 | 
						|
            f.write(b"hello")
 | 
						|
            s = f.getvalue()
 | 
						|
            f.close()
 | 
						|
            assert isinstance(s, text_type)
 | 
						|
 | 
						|
    @pytest.mark.skipif(sys.version_info[0] == 2, reason="python 3 only behaviour")
 | 
						|
    def test_write_bytes_to_buffer(self):
 | 
						|
        """In python3, stdout / stderr are text io wrappers (exposing a buffer
 | 
						|
        property of the underlying bytestream).  See issue #1407
 | 
						|
        """
 | 
						|
        f = capture.CaptureIO()
 | 
						|
        f.buffer.write(b"foo\r\n")
 | 
						|
        assert f.getvalue() == "foo\r\n"
 | 
						|
 | 
						|
 | 
						|
def test_dontreadfrominput():
 | 
						|
    from _pytest.capture import DontReadFromInput
 | 
						|
 | 
						|
    f = DontReadFromInput()
 | 
						|
    assert not f.isatty()
 | 
						|
    pytest.raises(IOError, f.read)
 | 
						|
    pytest.raises(IOError, f.readlines)
 | 
						|
    iter_f = iter(f)
 | 
						|
    pytest.raises(IOError, next, iter_f)
 | 
						|
    pytest.raises(UnsupportedOperation, f.fileno)
 | 
						|
    f.close()  # just for completeness
 | 
						|
 | 
						|
 | 
						|
@pytest.mark.skipif("sys.version_info < (3,)", reason="python2 has no buffer")
 | 
						|
def test_dontreadfrominput_buffer_python3():
 | 
						|
    from _pytest.capture import DontReadFromInput
 | 
						|
 | 
						|
    f = DontReadFromInput()
 | 
						|
    fb = f.buffer
 | 
						|
    assert not fb.isatty()
 | 
						|
    pytest.raises(IOError, fb.read)
 | 
						|
    pytest.raises(IOError, fb.readlines)
 | 
						|
    iter_f = iter(f)
 | 
						|
    pytest.raises(IOError, next, iter_f)
 | 
						|
    pytest.raises(ValueError, fb.fileno)
 | 
						|
    f.close()  # just for completeness
 | 
						|
 | 
						|
 | 
						|
@pytest.mark.skipif("sys.version_info >= (3,)", reason="python2 has no buffer")
 | 
						|
def test_dontreadfrominput_buffer_python2():
 | 
						|
    from _pytest.capture import DontReadFromInput
 | 
						|
 | 
						|
    f = DontReadFromInput()
 | 
						|
    with pytest.raises(AttributeError):
 | 
						|
        f.buffer
 | 
						|
    f.close()  # just for completeness
 | 
						|
 | 
						|
 | 
						|
@pytest.yield_fixture
 | 
						|
def tmpfile(testdir):
 | 
						|
    f = testdir.makepyfile("").open("wb+")
 | 
						|
    yield f
 | 
						|
    if not f.closed:
 | 
						|
        f.close()
 | 
						|
 | 
						|
 | 
						|
@needsosdup
 | 
						|
def test_dupfile(tmpfile):
 | 
						|
    flist = []
 | 
						|
    for i in range(5):
 | 
						|
        nf = capture.safe_text_dupfile(tmpfile, "wb")
 | 
						|
        assert nf != tmpfile
 | 
						|
        assert nf.fileno() != tmpfile.fileno()
 | 
						|
        assert nf not in flist
 | 
						|
        print(i, end="", file=nf)
 | 
						|
        flist.append(nf)
 | 
						|
 | 
						|
    fname_open = flist[0].name
 | 
						|
    assert fname_open == repr(flist[0].buffer)
 | 
						|
 | 
						|
    for i in range(5):
 | 
						|
        f = flist[i]
 | 
						|
        f.close()
 | 
						|
    fname_closed = flist[0].name
 | 
						|
    assert fname_closed == repr(flist[0].buffer)
 | 
						|
    assert fname_closed != fname_open
 | 
						|
    tmpfile.seek(0)
 | 
						|
    s = tmpfile.read()
 | 
						|
    assert "01234" in repr(s)
 | 
						|
    tmpfile.close()
 | 
						|
    assert fname_closed == repr(flist[0].buffer)
 | 
						|
 | 
						|
 | 
						|
def test_dupfile_on_bytesio():
 | 
						|
    bio = io.BytesIO()
 | 
						|
    f = capture.safe_text_dupfile(bio, "wb")
 | 
						|
    f.write("hello")
 | 
						|
    assert bio.getvalue() == b"hello"
 | 
						|
    assert "BytesIO object" in f.name
 | 
						|
 | 
						|
 | 
						|
def test_dupfile_on_textio():
 | 
						|
    tio = py.io.TextIO()
 | 
						|
    f = capture.safe_text_dupfile(tio, "wb")
 | 
						|
    f.write("hello")
 | 
						|
    assert tio.getvalue() == "hello"
 | 
						|
    assert not hasattr(f, "name")
 | 
						|
 | 
						|
 | 
						|
@contextlib.contextmanager
 | 
						|
def lsof_check():
 | 
						|
    pid = os.getpid()
 | 
						|
    try:
 | 
						|
        out = subprocess.check_output(("lsof", "-p", str(pid))).decode()
 | 
						|
    except (OSError, subprocess.CalledProcessError, UnicodeDecodeError):
 | 
						|
        # about UnicodeDecodeError, see note on pytester
 | 
						|
        pytest.skip("could not run 'lsof'")
 | 
						|
    yield
 | 
						|
    out2 = subprocess.check_output(("lsof", "-p", str(pid))).decode()
 | 
						|
    len1 = len([x for x in out.split("\n") if "REG" in x])
 | 
						|
    len2 = len([x for x in out2.split("\n") if "REG" in x])
 | 
						|
    assert len2 < len1 + 3, out2
 | 
						|
 | 
						|
 | 
						|
class TestFDCapture(object):
 | 
						|
    pytestmark = needsosdup
 | 
						|
 | 
						|
    def test_simple(self, tmpfile):
 | 
						|
        fd = tmpfile.fileno()
 | 
						|
        cap = capture.FDCapture(fd)
 | 
						|
        data = b"hello"
 | 
						|
        os.write(fd, data)
 | 
						|
        s = cap.snap()
 | 
						|
        cap.done()
 | 
						|
        assert not s
 | 
						|
        cap = capture.FDCapture(fd)
 | 
						|
        cap.start()
 | 
						|
        os.write(fd, data)
 | 
						|
        s = cap.snap()
 | 
						|
        cap.done()
 | 
						|
        assert s == "hello"
 | 
						|
 | 
						|
    def test_simple_many(self, tmpfile):
 | 
						|
        for i in range(10):
 | 
						|
            self.test_simple(tmpfile)
 | 
						|
 | 
						|
    def test_simple_many_check_open_files(self, testdir):
 | 
						|
        with lsof_check():
 | 
						|
            with testdir.makepyfile("").open("wb+") as tmpfile:
 | 
						|
                self.test_simple_many(tmpfile)
 | 
						|
 | 
						|
    def test_simple_fail_second_start(self, tmpfile):
 | 
						|
        fd = tmpfile.fileno()
 | 
						|
        cap = capture.FDCapture(fd)
 | 
						|
        cap.done()
 | 
						|
        pytest.raises(ValueError, cap.start)
 | 
						|
 | 
						|
    def test_stderr(self):
 | 
						|
        cap = capture.FDCapture(2)
 | 
						|
        cap.start()
 | 
						|
        print("hello", file=sys.stderr)
 | 
						|
        s = cap.snap()
 | 
						|
        cap.done()
 | 
						|
        assert s == "hello\n"
 | 
						|
 | 
						|
    def test_stdin(self, tmpfile):
 | 
						|
        cap = capture.FDCapture(0)
 | 
						|
        cap.start()
 | 
						|
        x = os.read(0, 100).strip()
 | 
						|
        cap.done()
 | 
						|
        assert x == b""
 | 
						|
 | 
						|
    def test_writeorg(self, tmpfile):
 | 
						|
        data1, data2 = b"foo", b"bar"
 | 
						|
        cap = capture.FDCapture(tmpfile.fileno())
 | 
						|
        cap.start()
 | 
						|
        tmpfile.write(data1)
 | 
						|
        tmpfile.flush()
 | 
						|
        cap.writeorg(data2)
 | 
						|
        scap = cap.snap()
 | 
						|
        cap.done()
 | 
						|
        assert scap == data1.decode("ascii")
 | 
						|
        with open(tmpfile.name, "rb") as stmp_file:
 | 
						|
            stmp = stmp_file.read()
 | 
						|
            assert stmp == data2
 | 
						|
 | 
						|
    def test_simple_resume_suspend(self, tmpfile):
 | 
						|
        with saved_fd(1):
 | 
						|
            cap = capture.FDCapture(1)
 | 
						|
            cap.start()
 | 
						|
            data = b"hello"
 | 
						|
            os.write(1, data)
 | 
						|
            sys.stdout.write("whatever")
 | 
						|
            s = cap.snap()
 | 
						|
            assert s == "hellowhatever"
 | 
						|
            cap.suspend()
 | 
						|
            os.write(1, b"world")
 | 
						|
            sys.stdout.write("qlwkej")
 | 
						|
            assert not cap.snap()
 | 
						|
            cap.resume()
 | 
						|
            os.write(1, b"but now")
 | 
						|
            sys.stdout.write(" yes\n")
 | 
						|
            s = cap.snap()
 | 
						|
            assert s == "but now yes\n"
 | 
						|
            cap.suspend()
 | 
						|
            cap.done()
 | 
						|
            pytest.raises(AttributeError, cap.suspend)
 | 
						|
 | 
						|
 | 
						|
@contextlib.contextmanager
 | 
						|
def saved_fd(fd):
 | 
						|
    new_fd = os.dup(fd)
 | 
						|
    try:
 | 
						|
        yield
 | 
						|
    finally:
 | 
						|
        os.dup2(new_fd, fd)
 | 
						|
        os.close(new_fd)
 | 
						|
 | 
						|
 | 
						|
class TestStdCapture(object):
 | 
						|
    captureclass = staticmethod(StdCapture)
 | 
						|
 | 
						|
    @contextlib.contextmanager
 | 
						|
    def getcapture(self, **kw):
 | 
						|
        cap = self.__class__.captureclass(**kw)
 | 
						|
        cap.start_capturing()
 | 
						|
        try:
 | 
						|
            yield cap
 | 
						|
        finally:
 | 
						|
            cap.stop_capturing()
 | 
						|
 | 
						|
    def test_capturing_done_simple(self):
 | 
						|
        with self.getcapture() as cap:
 | 
						|
            sys.stdout.write("hello")
 | 
						|
            sys.stderr.write("world")
 | 
						|
            out, err = cap.readouterr()
 | 
						|
        assert out == "hello"
 | 
						|
        assert err == "world"
 | 
						|
 | 
						|
    def test_capturing_reset_simple(self):
 | 
						|
        with self.getcapture() as cap:
 | 
						|
            print("hello world")
 | 
						|
            sys.stderr.write("hello error\n")
 | 
						|
            out, err = cap.readouterr()
 | 
						|
        assert out == "hello world\n"
 | 
						|
        assert err == "hello error\n"
 | 
						|
 | 
						|
    def test_capturing_readouterr(self):
 | 
						|
        with self.getcapture() as cap:
 | 
						|
            print("hello world")
 | 
						|
            sys.stderr.write("hello error\n")
 | 
						|
            out, err = cap.readouterr()
 | 
						|
            assert out == "hello world\n"
 | 
						|
            assert err == "hello error\n"
 | 
						|
            sys.stderr.write("error2")
 | 
						|
            out, err = cap.readouterr()
 | 
						|
        assert err == "error2"
 | 
						|
 | 
						|
    def test_capture_results_accessible_by_attribute(self):
 | 
						|
        with self.getcapture() as cap:
 | 
						|
            sys.stdout.write("hello")
 | 
						|
            sys.stderr.write("world")
 | 
						|
            capture_result = cap.readouterr()
 | 
						|
        assert capture_result.out == "hello"
 | 
						|
        assert capture_result.err == "world"
 | 
						|
 | 
						|
    def test_capturing_readouterr_unicode(self):
 | 
						|
        with self.getcapture() as cap:
 | 
						|
            print("hxąć")
 | 
						|
            out, err = cap.readouterr()
 | 
						|
        assert out == u"hxąć\n"
 | 
						|
 | 
						|
    @pytest.mark.skipif(
 | 
						|
        "sys.version_info >= (3,)", reason="text output different for bytes on python3"
 | 
						|
    )
 | 
						|
    def test_capturing_readouterr_decode_error_handling(self):
 | 
						|
        with self.getcapture() as cap:
 | 
						|
            # triggered an internal error in pytest
 | 
						|
            print("\xa6")
 | 
						|
            out, err = cap.readouterr()
 | 
						|
        assert out == u"\ufffd\n"
 | 
						|
 | 
						|
    def test_reset_twice_error(self):
 | 
						|
        with self.getcapture() as cap:
 | 
						|
            print("hello")
 | 
						|
            out, err = cap.readouterr()
 | 
						|
        pytest.raises(ValueError, cap.stop_capturing)
 | 
						|
        assert out == "hello\n"
 | 
						|
        assert not err
 | 
						|
 | 
						|
    def test_capturing_modify_sysouterr_in_between(self):
 | 
						|
        oldout = sys.stdout
 | 
						|
        olderr = sys.stderr
 | 
						|
        with self.getcapture() as cap:
 | 
						|
            sys.stdout.write("hello")
 | 
						|
            sys.stderr.write("world")
 | 
						|
            sys.stdout = capture.CaptureIO()
 | 
						|
            sys.stderr = capture.CaptureIO()
 | 
						|
            print("not seen")
 | 
						|
            sys.stderr.write("not seen\n")
 | 
						|
            out, err = cap.readouterr()
 | 
						|
        assert out == "hello"
 | 
						|
        assert err == "world"
 | 
						|
        assert sys.stdout == oldout
 | 
						|
        assert sys.stderr == olderr
 | 
						|
 | 
						|
    def test_capturing_error_recursive(self):
 | 
						|
        with self.getcapture() as cap1:
 | 
						|
            print("cap1")
 | 
						|
            with self.getcapture() as cap2:
 | 
						|
                print("cap2")
 | 
						|
                out2, err2 = cap2.readouterr()
 | 
						|
                out1, err1 = cap1.readouterr()
 | 
						|
        assert out1 == "cap1\n"
 | 
						|
        assert out2 == "cap2\n"
 | 
						|
 | 
						|
    def test_just_out_capture(self):
 | 
						|
        with self.getcapture(out=True, err=False) as cap:
 | 
						|
            sys.stdout.write("hello")
 | 
						|
            sys.stderr.write("world")
 | 
						|
            out, err = cap.readouterr()
 | 
						|
        assert out == "hello"
 | 
						|
        assert not err
 | 
						|
 | 
						|
    def test_just_err_capture(self):
 | 
						|
        with self.getcapture(out=False, err=True) as cap:
 | 
						|
            sys.stdout.write("hello")
 | 
						|
            sys.stderr.write("world")
 | 
						|
            out, err = cap.readouterr()
 | 
						|
        assert err == "world"
 | 
						|
        assert not out
 | 
						|
 | 
						|
    def test_stdin_restored(self):
 | 
						|
        old = sys.stdin
 | 
						|
        with self.getcapture(in_=True):
 | 
						|
            newstdin = sys.stdin
 | 
						|
        assert newstdin != sys.stdin
 | 
						|
        assert sys.stdin is old
 | 
						|
 | 
						|
    def test_stdin_nulled_by_default(self):
 | 
						|
        print("XXX this test may well hang instead of crashing")
 | 
						|
        print("XXX which indicates an error in the underlying capturing")
 | 
						|
        print("XXX mechanisms")
 | 
						|
        with self.getcapture():
 | 
						|
            pytest.raises(IOError, sys.stdin.read)
 | 
						|
 | 
						|
 | 
						|
class TestStdCaptureFD(TestStdCapture):
 | 
						|
    pytestmark = needsosdup
 | 
						|
    captureclass = staticmethod(StdCaptureFD)
 | 
						|
 | 
						|
    def test_simple_only_fd(self, testdir):
 | 
						|
        testdir.makepyfile(
 | 
						|
            """
 | 
						|
            import os
 | 
						|
            def test_x():
 | 
						|
                os.write(1, "hello\\n".encode("ascii"))
 | 
						|
                assert 0
 | 
						|
        """
 | 
						|
        )
 | 
						|
        result = testdir.runpytest_subprocess()
 | 
						|
        result.stdout.fnmatch_lines(
 | 
						|
            """
 | 
						|
            *test_x*
 | 
						|
            *assert 0*
 | 
						|
            *Captured stdout*
 | 
						|
        """
 | 
						|
        )
 | 
						|
 | 
						|
    def test_intermingling(self):
 | 
						|
        with self.getcapture() as cap:
 | 
						|
            os.write(1, b"1")
 | 
						|
            sys.stdout.write(str(2))
 | 
						|
            sys.stdout.flush()
 | 
						|
            os.write(1, b"3")
 | 
						|
            os.write(2, b"a")
 | 
						|
            sys.stderr.write("b")
 | 
						|
            sys.stderr.flush()
 | 
						|
            os.write(2, b"c")
 | 
						|
            out, err = cap.readouterr()
 | 
						|
        assert out == "123"
 | 
						|
        assert err == "abc"
 | 
						|
 | 
						|
    def test_many(self, capfd):
 | 
						|
        with lsof_check():
 | 
						|
            for i in range(10):
 | 
						|
                cap = StdCaptureFD()
 | 
						|
                cap.stop_capturing()
 | 
						|
 | 
						|
 | 
						|
class TestStdCaptureFDinvalidFD(object):
 | 
						|
    pytestmark = needsosdup
 | 
						|
 | 
						|
    def test_stdcapture_fd_invalid_fd(self, testdir):
 | 
						|
        testdir.makepyfile(
 | 
						|
            """
 | 
						|
            import os
 | 
						|
            from _pytest import capture
 | 
						|
 | 
						|
            def StdCaptureFD(out=True, err=True, in_=True):
 | 
						|
                return capture.MultiCapture(out, err, in_,
 | 
						|
                                            Capture=capture.FDCapture)
 | 
						|
 | 
						|
            def test_stdout():
 | 
						|
                os.close(1)
 | 
						|
                cap = StdCaptureFD(out=True, err=False, in_=False)
 | 
						|
                assert repr(cap.out) == "<FDCapture 1 oldfd=None>"
 | 
						|
                cap.stop_capturing()
 | 
						|
 | 
						|
            def test_stderr():
 | 
						|
                os.close(2)
 | 
						|
                cap = StdCaptureFD(out=False, err=True, in_=False)
 | 
						|
                assert repr(cap.err) == "<FDCapture 2 oldfd=None>"
 | 
						|
                cap.stop_capturing()
 | 
						|
 | 
						|
            def test_stdin():
 | 
						|
                os.close(0)
 | 
						|
                cap = StdCaptureFD(out=False, err=False, in_=True)
 | 
						|
                assert repr(cap.in_) == "<FDCapture 0 oldfd=None>"
 | 
						|
                cap.stop_capturing()
 | 
						|
        """
 | 
						|
        )
 | 
						|
        result = testdir.runpytest_subprocess("--capture=fd")
 | 
						|
        assert result.ret == 0
 | 
						|
        assert result.parseoutcomes()["passed"] == 3
 | 
						|
 | 
						|
 | 
						|
def test_capture_not_started_but_reset():
 | 
						|
    capsys = StdCapture()
 | 
						|
    capsys.stop_capturing()
 | 
						|
 | 
						|
 | 
						|
def test_using_capsys_fixture_works_with_sys_stdout_encoding(capsys):
 | 
						|
    test_text = "test text"
 | 
						|
 | 
						|
    print(test_text.encode(sys.stdout.encoding, "replace"))
 | 
						|
    (out, err) = capsys.readouterr()
 | 
						|
    assert out
 | 
						|
    assert err == ""
 | 
						|
 | 
						|
 | 
						|
def test_capsys_results_accessible_by_attribute(capsys):
 | 
						|
    sys.stdout.write("spam")
 | 
						|
    sys.stderr.write("eggs")
 | 
						|
    capture_result = capsys.readouterr()
 | 
						|
    assert capture_result.out == "spam"
 | 
						|
    assert capture_result.err == "eggs"
 | 
						|
 | 
						|
 | 
						|
@needsosdup
 | 
						|
@pytest.mark.parametrize("use", [True, False])
 | 
						|
def test_fdcapture_tmpfile_remains_the_same(tmpfile, use):
 | 
						|
    if not use:
 | 
						|
        tmpfile = True
 | 
						|
    cap = StdCaptureFD(out=False, err=tmpfile)
 | 
						|
    try:
 | 
						|
        cap.start_capturing()
 | 
						|
        capfile = cap.err.tmpfile
 | 
						|
        cap.readouterr()
 | 
						|
    finally:
 | 
						|
        cap.stop_capturing()
 | 
						|
    capfile2 = cap.err.tmpfile
 | 
						|
    assert capfile2 == capfile
 | 
						|
 | 
						|
 | 
						|
@needsosdup
 | 
						|
def test_close_and_capture_again(testdir):
 | 
						|
    testdir.makepyfile(
 | 
						|
        """
 | 
						|
        import os
 | 
						|
        def test_close():
 | 
						|
            os.close(1)
 | 
						|
        def test_capture_again():
 | 
						|
            os.write(1, b"hello\\n")
 | 
						|
            assert 0
 | 
						|
    """
 | 
						|
    )
 | 
						|
    result = testdir.runpytest_subprocess()
 | 
						|
    result.stdout.fnmatch_lines(
 | 
						|
        """
 | 
						|
        *test_capture_again*
 | 
						|
        *assert 0*
 | 
						|
        *stdout*
 | 
						|
        *hello*
 | 
						|
    """
 | 
						|
    )
 | 
						|
 | 
						|
 | 
						|
@pytest.mark.parametrize("method", ["SysCapture", "FDCapture"])
 | 
						|
def test_capturing_and_logging_fundamentals(testdir, method):
 | 
						|
    if method == "StdCaptureFD" and not hasattr(os, "dup"):
 | 
						|
        pytest.skip("need os.dup")
 | 
						|
    # here we check a fundamental feature
 | 
						|
    p = testdir.makepyfile(
 | 
						|
        """
 | 
						|
        import sys, os
 | 
						|
        import py, logging
 | 
						|
        from _pytest import capture
 | 
						|
        cap = capture.MultiCapture(out=False, in_=False,
 | 
						|
                                     Capture=capture.%s)
 | 
						|
        cap.start_capturing()
 | 
						|
 | 
						|
        logging.warning("hello1")
 | 
						|
        outerr = cap.readouterr()
 | 
						|
        print("suspend, captured %%s" %%(outerr,))
 | 
						|
        logging.warning("hello2")
 | 
						|
 | 
						|
        cap.pop_outerr_to_orig()
 | 
						|
        logging.warning("hello3")
 | 
						|
 | 
						|
        outerr = cap.readouterr()
 | 
						|
        print("suspend2, captured %%s" %% (outerr,))
 | 
						|
    """
 | 
						|
        % (method,)
 | 
						|
    )
 | 
						|
    result = testdir.runpython(p)
 | 
						|
    result.stdout.fnmatch_lines(
 | 
						|
        """
 | 
						|
        suspend, captured*hello1*
 | 
						|
        suspend2, captured*WARNING:root:hello3*
 | 
						|
    """
 | 
						|
    )
 | 
						|
    result.stderr.fnmatch_lines(
 | 
						|
        """
 | 
						|
        WARNING:root:hello2
 | 
						|
    """
 | 
						|
    )
 | 
						|
    assert "atexit" not in result.stderr.str()
 | 
						|
 | 
						|
 | 
						|
def test_error_attribute_issue555(testdir):
 | 
						|
    testdir.makepyfile(
 | 
						|
        """
 | 
						|
        import sys
 | 
						|
        def test_capattr():
 | 
						|
            assert sys.stdout.errors == "strict"
 | 
						|
            assert sys.stderr.errors == "strict"
 | 
						|
    """
 | 
						|
    )
 | 
						|
    reprec = testdir.inline_run()
 | 
						|
    reprec.assertoutcome(passed=1)
 | 
						|
 | 
						|
 | 
						|
@pytest.mark.skipif(
 | 
						|
    not sys.platform.startswith("win") and sys.version_info[:2] >= (3, 6),
 | 
						|
    reason="only py3.6+ on windows",
 | 
						|
)
 | 
						|
def test_py36_windowsconsoleio_workaround_non_standard_streams():
 | 
						|
    """
 | 
						|
    Ensure _py36_windowsconsoleio_workaround function works with objects that
 | 
						|
    do not implement the full ``io``-based stream protocol, for example execnet channels (#2666).
 | 
						|
    """
 | 
						|
    from _pytest.capture import _py36_windowsconsoleio_workaround
 | 
						|
 | 
						|
    class DummyStream(object):
 | 
						|
        def write(self, s):
 | 
						|
            pass
 | 
						|
 | 
						|
    stream = DummyStream()
 | 
						|
    _py36_windowsconsoleio_workaround(stream)
 | 
						|
 | 
						|
 | 
						|
def test_dontreadfrominput_has_encoding(testdir):
 | 
						|
    testdir.makepyfile(
 | 
						|
        """
 | 
						|
        import sys
 | 
						|
        def test_capattr():
 | 
						|
            # should not raise AttributeError
 | 
						|
            assert sys.stdout.encoding
 | 
						|
            assert sys.stderr.encoding
 | 
						|
    """
 | 
						|
    )
 | 
						|
    reprec = testdir.inline_run()
 | 
						|
    reprec.assertoutcome(passed=1)
 | 
						|
 | 
						|
 | 
						|
def test_crash_on_closing_tmpfile_py27(testdir):
 | 
						|
    p = testdir.makepyfile(
 | 
						|
        """
 | 
						|
        from __future__ import print_function
 | 
						|
        import threading
 | 
						|
        import sys
 | 
						|
 | 
						|
        printing = threading.Event()
 | 
						|
 | 
						|
        def spam():
 | 
						|
            f = sys.stderr
 | 
						|
            print('SPAMBEFORE', end='', file=f)
 | 
						|
            printing.set()
 | 
						|
 | 
						|
            while True:
 | 
						|
                try:
 | 
						|
                    f.flush()
 | 
						|
                except (OSError, ValueError):
 | 
						|
                    break
 | 
						|
 | 
						|
        def test_spam_in_thread():
 | 
						|
            t = threading.Thread(target=spam)
 | 
						|
            t.daemon = True
 | 
						|
            t.start()
 | 
						|
 | 
						|
            printing.wait()
 | 
						|
    """
 | 
						|
    )
 | 
						|
    result = testdir.runpytest_subprocess(str(p))
 | 
						|
    assert result.ret == 0
 | 
						|
    assert result.stderr.str() == ""
 | 
						|
    assert "IOError" not in result.stdout.str()
 | 
						|
 | 
						|
 | 
						|
def test_pickling_and_unpickling_encoded_file():
 | 
						|
    # See https://bitbucket.org/pytest-dev/pytest/pull-request/194
 | 
						|
    # pickle.loads() raises infinite recursion if
 | 
						|
    # EncodedFile.__getattr__ is not implemented properly
 | 
						|
    ef = capture.EncodedFile(None, None)
 | 
						|
    ef_as_str = pickle.dumps(ef)
 | 
						|
    pickle.loads(ef_as_str)
 | 
						|
 | 
						|
 | 
						|
def test_global_capture_with_live_logging(testdir):
 | 
						|
    # Issue 3819
 | 
						|
    # capture should work with live cli logging
 | 
						|
 | 
						|
    # Teardown report seems to have the capture for the whole process (setup, capture, teardown)
 | 
						|
    testdir.makeconftest(
 | 
						|
        """
 | 
						|
        def pytest_runtest_logreport(report):
 | 
						|
            if "test_global" in report.nodeid:
 | 
						|
                if report.when == "teardown":
 | 
						|
                    with open("caplog", "w") as f:
 | 
						|
                        f.write(report.caplog)
 | 
						|
                    with open("capstdout", "w") as f:
 | 
						|
                        f.write(report.capstdout)
 | 
						|
        """
 | 
						|
    )
 | 
						|
 | 
						|
    testdir.makepyfile(
 | 
						|
        """
 | 
						|
        import logging
 | 
						|
        import sys
 | 
						|
        import pytest
 | 
						|
 | 
						|
        logger = logging.getLogger(__name__)
 | 
						|
 | 
						|
        @pytest.fixture
 | 
						|
        def fix1():
 | 
						|
            print("fix setup")
 | 
						|
            logging.info("fix setup")
 | 
						|
            yield
 | 
						|
            logging.info("fix teardown")
 | 
						|
            print("fix teardown")
 | 
						|
 | 
						|
        def test_global(fix1):
 | 
						|
            print("begin test")
 | 
						|
            logging.info("something in test")
 | 
						|
            print("end test")
 | 
						|
        """
 | 
						|
    )
 | 
						|
    result = testdir.runpytest_subprocess("--log-cli-level=INFO")
 | 
						|
    assert result.ret == 0
 | 
						|
 | 
						|
    with open("caplog", "r") as f:
 | 
						|
        caplog = f.read()
 | 
						|
 | 
						|
    assert "fix setup" in caplog
 | 
						|
    assert "something in test" in caplog
 | 
						|
    assert "fix teardown" in caplog
 | 
						|
 | 
						|
    with open("capstdout", "r") as f:
 | 
						|
        capstdout = f.read()
 | 
						|
 | 
						|
    assert "fix setup" in capstdout
 | 
						|
    assert "begin test" in capstdout
 | 
						|
    assert "end test" in capstdout
 | 
						|
    assert "fix teardown" in capstdout
 | 
						|
 | 
						|
 | 
						|
@pytest.mark.parametrize("capture_fixture", ["capsys", "capfd"])
 | 
						|
def test_capture_with_live_logging(testdir, capture_fixture):
 | 
						|
    # Issue 3819
 | 
						|
    # capture should work with live cli logging
 | 
						|
 | 
						|
    testdir.makepyfile(
 | 
						|
        """
 | 
						|
        import logging
 | 
						|
        import sys
 | 
						|
 | 
						|
        logger = logging.getLogger(__name__)
 | 
						|
 | 
						|
        def test_capture({0}):
 | 
						|
            print("hello")
 | 
						|
            sys.stderr.write("world\\n")
 | 
						|
            captured = {0}.readouterr()
 | 
						|
            assert captured.out == "hello\\n"
 | 
						|
            assert captured.err == "world\\n"
 | 
						|
 | 
						|
            logging.info("something")
 | 
						|
            print("next")
 | 
						|
            logging.info("something")
 | 
						|
 | 
						|
            captured = {0}.readouterr()
 | 
						|
            assert captured.out == "next\\n"
 | 
						|
        """.format(
 | 
						|
            capture_fixture
 | 
						|
        )
 | 
						|
    )
 | 
						|
 | 
						|
    result = testdir.runpytest_subprocess("--log-cli-level=INFO")
 | 
						|
    assert result.ret == 0
 | 
						|
 | 
						|
 | 
						|
def test_typeerror_encodedfile_write(testdir):
 | 
						|
    """It should behave the same with and without output capturing (#4861)."""
 | 
						|
    p = testdir.makepyfile(
 | 
						|
        """
 | 
						|
        def test_fails():
 | 
						|
            import sys
 | 
						|
            sys.stdout.write(b"foo")
 | 
						|
    """
 | 
						|
    )
 | 
						|
    result_without_capture = testdir.runpytest("-s", str(p))
 | 
						|
 | 
						|
    result_with_capture = testdir.runpytest(str(p))
 | 
						|
 | 
						|
    assert result_with_capture.ret == result_without_capture.ret
 | 
						|
 | 
						|
    if _PY3:
 | 
						|
        result_with_capture.stdout.fnmatch_lines(
 | 
						|
            ["E           TypeError: write() argument must be str, not bytes"]
 | 
						|
        )
 | 
						|
    else:
 | 
						|
        assert result_with_capture.ret == 0
 |