182 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			182 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			Python
		
	
	
	
import sys
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from types import FrameType
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from unittest import mock
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import _pytest._code
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import pytest
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def test_ne() -> None:
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    code1 = _pytest._code.Code(compile('foo = "bar"', "", "exec"))
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    assert code1 == code1
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    code2 = _pytest._code.Code(compile('foo = "baz"', "", "exec"))
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    assert code2 != code1
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def test_code_gives_back_name_for_not_existing_file() -> None:
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    name = "abc-123"
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    co_code = compile("pass\n", name, "exec")
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    assert co_code.co_filename == name
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    code = _pytest._code.Code(co_code)
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    assert str(code.path) == name
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    assert code.fullsource is None
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def test_code_with_class() -> None:
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    class A:
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        pass
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    pytest.raises(TypeError, _pytest._code.Code, A)
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def x() -> None:
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    raise NotImplementedError()
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def test_code_fullsource() -> None:
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    code = _pytest._code.Code(x)
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    full = code.fullsource
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    assert "test_code_fullsource()" in str(full)
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def test_code_source() -> None:
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    code = _pytest._code.Code(x)
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    src = code.source()
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    expected = """def x() -> None:
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    raise NotImplementedError()"""
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    assert str(src) == expected
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def test_frame_getsourcelineno_myself() -> None:
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    def func() -> FrameType:
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        return sys._getframe(0)
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    f = _pytest._code.Frame(func())
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    source, lineno = f.code.fullsource, f.lineno
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    assert source is not None
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    assert source[lineno].startswith("        return sys._getframe(0)")
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def test_getstatement_empty_fullsource() -> None:
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    def func() -> FrameType:
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        return sys._getframe(0)
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    f = _pytest._code.Frame(func())
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    with mock.patch.object(f.code.__class__, "fullsource", None):
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        assert f.statement == ""
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def test_code_from_func() -> None:
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    co = _pytest._code.Code(test_frame_getsourcelineno_myself)
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    assert co.firstlineno
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    assert co.path
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def test_unicode_handling() -> None:
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    value = "ąć".encode()
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    def f() -> None:
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        raise Exception(value)
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    excinfo = pytest.raises(Exception, f)
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    str(excinfo)
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def test_code_getargs() -> None:
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    def f1(x):
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        raise NotImplementedError()
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    c1 = _pytest._code.Code(f1)
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    assert c1.getargs(var=True) == ("x",)
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    def f2(x, *y):
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        raise NotImplementedError()
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    c2 = _pytest._code.Code(f2)
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    assert c2.getargs(var=True) == ("x", "y")
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    def f3(x, **z):
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        raise NotImplementedError()
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    c3 = _pytest._code.Code(f3)
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    assert c3.getargs(var=True) == ("x", "z")
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    def f4(x, *y, **z):
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        raise NotImplementedError()
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    c4 = _pytest._code.Code(f4)
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    assert c4.getargs(var=True) == ("x", "y", "z")
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def test_frame_getargs() -> None:
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    def f1(x) -> FrameType:
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        return sys._getframe(0)
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    fr1 = _pytest._code.Frame(f1("a"))
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    assert fr1.getargs(var=True) == [("x", "a")]
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    def f2(x, *y) -> FrameType:
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        return sys._getframe(0)
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    fr2 = _pytest._code.Frame(f2("a", "b", "c"))
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    assert fr2.getargs(var=True) == [("x", "a"), ("y", ("b", "c"))]
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    def f3(x, **z) -> FrameType:
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        return sys._getframe(0)
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    fr3 = _pytest._code.Frame(f3("a", b="c"))
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    assert fr3.getargs(var=True) == [("x", "a"), ("z", {"b": "c"})]
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    def f4(x, *y, **z) -> FrameType:
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        return sys._getframe(0)
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    fr4 = _pytest._code.Frame(f4("a", "b", c="d"))
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    assert fr4.getargs(var=True) == [("x", "a"), ("y", ("b",)), ("z", {"c": "d"})]
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class TestExceptionInfo:
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    def test_bad_getsource(self) -> None:
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        try:
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            if False:
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                pass
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            else:
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                assert False
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        except AssertionError:
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            exci = _pytest._code.ExceptionInfo.from_current()
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        assert exci.getrepr()
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    def test_from_current_with_missing(self) -> None:
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        with pytest.raises(AssertionError, match="no current exception"):
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            _pytest._code.ExceptionInfo.from_current()
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class TestTracebackEntry:
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    def test_getsource(self) -> None:
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        try:
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            if False:
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                pass
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            else:
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                assert False
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        except AssertionError:
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            exci = _pytest._code.ExceptionInfo.from_current()
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        entry = exci.traceback[0]
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        source = entry.getsource()
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        assert source is not None
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        assert len(source) == 6
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        assert "assert False" in source[5]
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class TestReprFuncArgs:
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    def test_not_raise_exception_with_mixed_encoding(self, tw_mock) -> None:
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        from _pytest._code.code import ReprFuncArgs
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        args = [("unicode_string", "São Paulo"), ("utf8_string", b"S\xc3\xa3o Paulo")]
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        r = ReprFuncArgs(args)
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        r.toterminal(tw_mock)
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        assert (
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            tw_mock.lines[0]
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            == r"unicode_string = São Paulo, utf8_string = b'S\xc3\xa3o Paulo'"
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        )
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