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			86 lines
		
	
	
	
		
			2.7 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
	
		
			2.7 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
import sys
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import os
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import tempfile
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import shutil
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from io import StringIO
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from distutils.core import Extension, Distribution
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from distutils.command.build_ext import build_ext
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from distutils import sysconfig
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import unittest
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from test import support
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# http://bugs.python.org/issue4373
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# Don't load the xx module more than once.
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ALREADY_TESTED = False
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class BuildExtTestCase(unittest.TestCase):
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    def setUp(self):
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        # Create a simple test environment
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        # Note that we're making changes to sys.path
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        self.tmp_dir = tempfile.mkdtemp(prefix="pythontest_")
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        self.sys_path = sys.path[:]
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        sys.path.append(self.tmp_dir)
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        xx_c = os.path.join(sysconfig.project_base, 'Modules', 'xxmodule.c')
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        shutil.copy(xx_c, self.tmp_dir)
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    def test_build_ext(self):
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        global ALREADY_TESTED
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        xx_c = os.path.join(self.tmp_dir, 'xxmodule.c')
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        xx_ext = Extension('xx', [xx_c])
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        dist = Distribution({'name': 'xx', 'ext_modules': [xx_ext]})
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        dist.package_dir = self.tmp_dir
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        cmd = build_ext(dist)
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        if os.name == "nt":
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            # On Windows, we must build a debug version iff running
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            # a debug build of Python
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            cmd.debug = sys.executable.endswith("_d.exe")
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        cmd.build_lib = self.tmp_dir
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        cmd.build_temp = self.tmp_dir
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        old_stdout = sys.stdout
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        if not support.verbose:
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            # silence compiler output
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            sys.stdout = StringIO()
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        try:
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            cmd.ensure_finalized()
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            cmd.run()
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        finally:
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            sys.stdout = old_stdout
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        if ALREADY_TESTED:
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            return
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        else:
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            ALREADY_TESTED = True
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        import xx
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        for attr in ('error', 'foo', 'new', 'roj'):
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            self.assert_(hasattr(xx, attr))
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        self.assertEquals(xx.foo(2, 5), 7)
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        self.assertEquals(xx.foo(13,15), 28)
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        self.assertEquals(xx.new().demo(), None)
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        doc = 'This is a template module just for instruction.'
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        self.assertEquals(xx.__doc__, doc)
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        self.assert_(isinstance(xx.Null(), xx.Null))
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        self.assert_(isinstance(xx.Str(), xx.Str))
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    def tearDown(self):
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        # Get everything back to normal
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        support.unload('xx')
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        sys.path = self.sys_path
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        # XXX on Windows the test leaves a directory with xx module in TEMP
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        shutil.rmtree(self.tmp_dir, os.name == 'nt' or sys.platform == 'cygwin')
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def test_suite():
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    if not sysconfig.python_build:
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        if support.verbose:
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            print('test_build_ext: The test must be run in a python build dir')
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        return unittest.TestSuite()
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    else: return unittest.makeSuite(BuildExtTestCase)
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if __name__ == '__main__':
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    support.run_unittest(test_suite())
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