Clean up __future__ and coding: in tests

doc/en/writing_plugins.rst

@@ -335,8 +335,6 @@ string value of ``Hello World!`` if we do not supply a value or ``Hello
 
 .. code-block:: python
 
-    # -*- coding: utf-8 -*-
-
     import pytest
 
 

testing/acceptance_test.py

@@ -507,8 +507,7 @@ class TestGeneralUsage:
     def test_parametrized_with_null_bytes(self, testdir):
         """Test parametrization with values that contain null bytes and unicode characters (#2644, #2957)"""
         p = testdir.makepyfile(
-            """
+            """\
-            # encoding: UTF-8
             import pytest
 
             @pytest.mark.parametrize("data", [b"\\x00", "\\x00", u'ação'])

testing/logging/test_reporting.py

@@ -840,9 +840,7 @@ def test_log_file_unicode(testdir):
         )
     )
     testdir.makepyfile(
-        """
+        """\
-        # -*- coding: utf-8 -*-
-        from __future__ import unicode_literals
         import logging
 
         def test_log_file():

testing/python/collect.py

@@ -116,12 +116,7 @@ class TestModule:
         """Check test modules collected which raise ImportError with unicode messages
         are handled properly (#2336).
         """
-        testdir.makepyfile(
+        testdir.makepyfile("raise ImportError(u'Something bad happened ☺')")
-            """
-            # -*- coding: utf-8 -*-
-            raise ImportError(u'Something bad happened ☺')
-        """
-        )
         result = testdir.runpytest()
         result.stdout.fnmatch_lines(
             [
@@ -1256,13 +1251,7 @@ def test_class_injection_does_not_break_collection(testdir):
 def test_syntax_error_with_non_ascii_chars(testdir):
     """Fix decoding issue while formatting SyntaxErrors during collection (#578)
     """
-    testdir.makepyfile(
+    testdir.makepyfile("☃")
-        """
-    # -*- coding: utf-8 -*-
-
-    ☃
-    """
-    )
     result = testdir.runpytest()
     result.stdout.fnmatch_lines(["*ERROR collecting*", "*SyntaxError*", "*1 error in*"])
 

testing/python/fixtures.py

@@ -3338,7 +3338,6 @@ class TestContextManagerFixtureFuncs:
     def test_simple(self, testdir, flavor):
         testdir.makepyfile(
             """
-            from __future__ import print_function
             from test_context import fixture
             @fixture
             def arg1():
@@ -3367,7 +3366,6 @@ class TestContextManagerFixtureFuncs:
     def test_scoped(self, testdir, flavor):
         testdir.makepyfile(
             """
-            from __future__ import print_function
             from test_context import fixture
             @fixture(scope="module")
             def arg1():
@@ -3601,7 +3599,6 @@ class TestParameterizedSubRequest:
 def test_pytest_fixture_setup_and_post_finalizer_hook(testdir):
     testdir.makeconftest(
         """
-        from __future__ import print_function
         def pytest_fixture_setup(fixturedef, request):
             print('ROOT setup hook called for {0} from {1}'.format(fixturedef.argname, request.node.name))
         def pytest_fixture_post_finalizer(fixturedef, request):
@@ -3611,14 +3608,12 @@ def test_pytest_fixture_setup_and_post_finalizer_hook(testdir):
     testdir.makepyfile(
         **{
             "tests/conftest.py": """
-            from __future__ import print_function
             def pytest_fixture_setup(fixturedef, request):
                 print('TESTS setup hook called for {0} from {1}'.format(fixturedef.argname, request.node.name))
             def pytest_fixture_post_finalizer(fixturedef, request):
                 print('TESTS finalizer hook called for {0} from {1}'.format(fixturedef.argname, request.node.name))
         """,
             "tests/test_hooks.py": """
-            from __future__ import print_function
             import pytest
 
             @pytest.fixture()

testing/test_assertion.py

@@ -1217,8 +1217,7 @@ def test_assert_indirect_tuple_no_warning(testdir):
 
 def test_assert_with_unicode(monkeypatch, testdir):
     testdir.makepyfile(
-        """
+        """\
-        # -*- coding: utf-8 -*-
         def test_unicode():
             assert u'유니코드' == u'Unicode'
         """

testing/test_capture.py

@@ -95,8 +95,7 @@ def test_capturing_unicode(testdir, method):
         pytest.xfail("does not work on pypy < 2.2")
     obj = "'b\u00f6y'"
     testdir.makepyfile(
-        """
+        """\
-        # -*- coding: utf-8 -*-
         # taken from issue 227 from nosetests
         def test_unicode():
             import sys
@@ -624,7 +623,6 @@ class TestCaptureFixture:
         """
         testdir.makepyfile(
             """\
-            from __future__ import print_function
             import sys
             import pytest
 
@@ -1363,7 +1361,6 @@ def test_dontreadfrominput_has_encoding(testdir):
 def test_crash_on_closing_tmpfile_py27(testdir):
     p = testdir.makepyfile(
         """
-        from __future__ import print_function
         import threading
         import sys
 

testing/test_doctest.py

@@ -574,8 +574,7 @@ class TestDoctests:
         """Fix internal error with docstrings containing non-ascii characters.
         """
         testdir.makepyfile(
-            '''
+            '''\
-            # -*- coding: utf-8 -*-
             def foo():
                 """
                 >>> name = 'с' # not letter 'c' but instead Cyrillic 's'.
@@ -652,9 +651,6 @@ class TestDoctests:
         """
         p = testdir.makepyfile(
             test_unicode_doctest_module="""
-            # -*- coding: utf-8 -*-
-            from __future__ import unicode_literals
-
             def fix_bad_unicode(text):
                 '''
                     >>> print(fix_bad_unicode('único'))

testing/test_junitxml.py

@@ -567,7 +567,7 @@ class TestPython:
     def test_unicode(self, testdir):
         value = "hx\xc4\x85\xc4\x87\n"
         testdir.makepyfile(
-            """
+            """\
             # coding: latin1
             def test_hello():
                 print(%r)

testing/test_mark.py

@@ -960,7 +960,6 @@ def test_markers_from_parametrize(testdir):
     """#3605"""
     testdir.makepyfile(
         """
-        from __future__ import print_function
         import pytest
 
         first_custom_mark = pytest.mark.custom_marker

testing/test_nose.py

@@ -366,8 +366,7 @@ def test_nottest_class_decorator(testdir):
 
 def test_skip_test_with_unicode(testdir):
     testdir.makepyfile(
-        """
+        """\
-        # -*- coding: utf-8 -*-
         import unittest
         class TestClass():
             def test_io(self):

testing/test_pastebin.py

@@ -60,8 +60,7 @@ class TestPasteCapture:
         correctly. See #1219.
         """
         testdir.makepyfile(
-            test_unicode="""
+            test_unicode="""\
-            # -*- coding: utf-8 -*-
             def test():
                 assert '☺' == 1
             """

testing/test_pluginmanager.py

@@ -149,10 +149,9 @@ def test_importplugin_error_message(testdir, pytestpm):
     """
     testdir.syspathinsert(testdir.tmpdir)
     testdir.makepyfile(
-        qwe="""
+        qwe="""\
-        # -*- coding: utf-8 -*-
         def test_traceback():
-            raise ImportError(u'Not possible to import: ☺')
+            raise ImportError('Not possible to import: ☺')
         test_traceback()
         """
     )

testing/test_runner.py

@@ -639,8 +639,7 @@ def test_pytest_fail_notrace_non_ascii(testdir, str_prefix):
     This tests with native and unicode strings containing non-ascii chars.
     """
     testdir.makepyfile(
-        """
+        """\
-        # -*- coding: utf-8 -*-
         import pytest
 
         def test_hello():
@@ -784,8 +783,7 @@ def test_pytest_cmdline_main(testdir):
 
 def test_unicode_in_longrepr(testdir):
     testdir.makeconftest(
-        """
+        """\
-        # -*- coding: utf-8 -*-
         import pytest
         @pytest.hookimpl(hookwrapper=True)
         def pytest_runtest_makereport():

testing/test_warnings.py

@@ -123,8 +123,7 @@ def test_ignore(testdir, pyfile_with_warnings, method):
 @pytest.mark.filterwarnings("always")
 def test_unicode(testdir, pyfile_with_warnings):
     testdir.makepyfile(
-        """
+        """\
-        # -*- coding: utf-8 -*-
         import warnings
         import pytest