Branch merge

Lib/distutils/tests/support.py

@@ -2,12 +2,15 @@
 import os
 import shutil
 import tempfile
+import unittest
+import sysconfig
 from copy import deepcopy
 
 from distutils import log
 from distutils.log import DEBUG, INFO, WARN, ERROR, FATAL
 from distutils.core import Distribution
 
+
 class LoggingSilencer(object):
 
     def setUp(self):
@@ -41,6 +44,7 @@ def _format(msg, args):
     def clear_logs(self):
         self.logs = []
 
+
 class TempdirManager(object):
     """Mix-in class that handles temporary directories for test cases.
 
@@ -97,6 +101,7 @@ def create_dist(self, pkg_name='foo', **kw):
 
         return pkg_dir, dist
 
+
 class DummyCommand:
     """Class to store options for retrieval via set_undefined_options()."""
 
@@ -107,6 +112,7 @@ def __init__(self, **kwargs):
     def ensure_finalized(self):
         pass
 
+
 class EnvironGuard(object):
 
     def setUp(self):
@@ -123,3 +129,39 @@ def tearDown(self):
                 del os.environ[key]
 
         super(EnvironGuard, self).tearDown()
+
+
+def copy_xxmodule_c(directory):
+    """Helper for tests that need the xxmodule.c source file.
+
+    Example use:
+
+        def test_compile(self):
+            copy_xxmodule_c(self.tmpdir)
+            self.assertIn('xxmodule.c', os.listdir(self.tmpdir)
+
+    If the source file can be found, it will be copied to *directory*.  If not,
+    the test will be skipped.  Errors during copy are not caught.
+    """
+    filename = _get_xxmodule_path()
+    if filename is None:
+        raise unittest.SkipTest('cannot find xxmodule.c (test must run in '
+                                'the python build dir)')
+    shutil.copy(filename, directory)
+
+
+def _get_xxmodule_path():
+    srcdir = sysconfig.get_config_var('srcdir')
+    candidates = [
+        # use installed copy if available
+        os.path.join(os.path.dirname(__file__), 'xxmodule.c'),
+        # otherwise try using copy from build directory
+        os.path.join(srcdir, 'Modules', 'xxmodule.c'),
+        # srcdir mysteriously can be $srcdir/Lib/distutils/tests when
+        # this file is run from its parent directory, so walk up the
+        # tree to find the real srcdir
+        os.path.join(srcdir, '..', '..', '..', 'Modules', 'xxmodule.c'),
+    ]
+    for path in candidates:
+        if os.path.exists(path):
+            return path

Lib/distutils/tests/test_build_ext.py

@@ -1,14 +1,13 @@
 import sys
 import os
-import shutil
 from io import StringIO
 import textwrap
 
 from distutils.core import Distribution
 from distutils.command.build_ext import build_ext
 from distutils import sysconfig
-from distutils.tests.support import TempdirManager
-from distutils.tests.support import LoggingSilencer
+from distutils.tests.support import (TempdirManager, LoggingSilencer,
+                                     copy_xxmodule_c)
 from distutils.extension import Extension
 from distutils.errors import (
     CompileError, DistutilsPlatformError, DistutilsSetupError,
@@ -16,20 +15,11 @@
 
 import unittest
 from test import support
-from test.support import run_unittest
 
 # http://bugs.python.org/issue4373
 # Don't load the xx module more than once.
 ALREADY_TESTED = False
 
-def _get_source_filename():
-    # use installed copy if available
-    tests_f = os.path.join(os.path.dirname(__file__), 'xxmodule.c')
-    if os.path.exists(tests_f):
-        return tests_f
-    # otherwise try using copy from build directory
-    srcdir = sysconfig.get_config_var('srcdir')
-    return os.path.join(srcdir, 'Modules', 'xxmodule.c')
 
 class BuildExtTestCase(TempdirManager,
                        LoggingSilencer,
@@ -41,9 +31,6 @@ def setUp(self):
         self.tmp_dir = self.mkdtemp()
         self.sys_path = sys.path, sys.path[:]
         sys.path.append(self.tmp_dir)
-        filename = _get_source_filename()
-        if os.path.exists(filename):
-            shutil.copy(filename, self.tmp_dir)
         if sys.version > "2.6":
             import site
             self.old_user_base = site.USER_BASE
@@ -72,9 +59,8 @@ def _fixup_command(self, cmd):
 
     def test_build_ext(self):
         global ALREADY_TESTED
+        copy_xxmodule_c(self.tmp_dir)
         xx_c = os.path.join(self.tmp_dir, 'xxmodule.c')
-        if not os.path.exists(xx_c):
-            return
         xx_ext = Extension('xx', [xx_c])
         dist = Distribution({'name': 'xx', 'ext_modules': [xx_ext]})
         dist.package_dir = self.tmp_dir
@@ -518,13 +504,7 @@ def _try_compile_deployment_target(self, operator, target):
 
 
 def test_suite():
-    src = _get_source_filename()
-    if not os.path.exists(src):
-        if support.verbose:
-            print('test_build_ext: Cannot find source code (test'
-                  ' must run in python build dir)')
-        return unittest.TestSuite()
-    else: return unittest.makeSuite(BuildExtTestCase)
+    return unittest.makeSuite(BuildExtTestCase)
 
 if __name__ == '__main__':
     support.run_unittest(test_suite())

Lib/distutils/tests/test_install.py

@@ -1,18 +1,20 @@
 """Tests for distutils.command.install."""
 
 import os
-import os.path
 import sys
 import unittest
 import site
 
 from test.support import captured_stdout, run_unittest
 
+from distutils import sysconfig
 from distutils.command.install import install
 from distutils.command import install as install_module
+from distutils.command.build_ext import build_ext
 from distutils.command.install import INSTALL_SCHEMES
 from distutils.core import Distribution
 from distutils.errors import DistutilsOptionError
+from distutils.extension import Extension
 
 from distutils.tests import support
 
@@ -167,33 +169,66 @@ def test_finalize_options(self):
         self.assertRaises(DistutilsOptionError, cmd.finalize_options)
 
     def test_record(self):
-
         install_dir = self.mkdtemp()
-        pkgdir, dist = self.create_dist()
+        project_dir, dist = self.create_dist(scripts=['hello'])
+        self.addCleanup(os.chdir, os.getcwd())
+        os.chdir(project_dir)
+        self.write_file('hello', "print('o hai')")
 
-        dist = Distribution()
         cmd = install(dist)
         dist.command_obj['install'] = cmd
         cmd.root = install_dir
-        cmd.record = os.path.join(pkgdir, 'RECORD')
+        cmd.record = os.path.join(project_dir, 'RECORD')
         cmd.ensure_finalized()
-
         cmd.run()
 
-        # let's check the RECORD file was created with one
-        # line (the egg info file)
         f = open(cmd.record)
         try:
-            self.assertEqual(len(f.readlines()), 1)
+            content = f.read()
         finally:
             f.close()
 
+        found = [os.path.basename(line) for line in content.splitlines()]
+        expected = ['hello',
+                    'UNKNOWN-0.0.0-py%s.%s.egg-info' % sys.version_info[:2]]
+        self.assertEqual(found, expected)
+
+    def test_record_extensions(self):
+        install_dir = self.mkdtemp()
+        project_dir, dist = self.create_dist(ext_modules=[
+            Extension('xx', ['xxmodule.c'])])
+        self.addCleanup(os.chdir, os.getcwd())
+        os.chdir(project_dir)
+        support.copy_xxmodule_c(project_dir)
+
+        buildcmd = build_ext(dist)
+        buildcmd.ensure_finalized()
+        buildcmd.run()
+
+        cmd = install(dist)
+        dist.command_obj['install'] = cmd
+        cmd.root = install_dir
+        cmd.record = os.path.join(project_dir, 'RECORD')
+        cmd.ensure_finalized()
+        cmd.run()
+
+        f = open(cmd.record)
+        try:
+            content = f.read()
+        finally:
+            f.close()
+
+        found = [os.path.basename(line) for line in content.splitlines()]
+        expected = ['xx%s' % sysconfig.get_config_var('SO'),
+                    'UNKNOWN-0.0.0-py%s.%s.egg-info' % sys.version_info[:2]]
+        self.assertEqual(found, expected)
+
     def test_debug_mode(self):
         # this covers the code called when DEBUG is set
         old_logs_len = len(self.logs)
         install_module.DEBUG = True
         try:
-            with captured_stdout() as stdout:
+            with captured_stdout():
                 self.test_record()
         finally:
             install_module.DEBUG = False