initial import of the packaging package in the standard library

Lib/packaging/tests/test_compiler.py

@@ -0,0 +1,66 @@
+"""Tests for distutils.compiler."""
+import os
+
+from packaging.compiler import (get_default_compiler, customize_compiler,
+                                gen_lib_options)
+from packaging.tests import unittest, support
+
+
+class FakeCompiler:
+
+    name = 'fake'
+    description = 'Fake'
+
+    def library_dir_option(self, dir):
+        return "-L" + dir
+
+    def runtime_library_dir_option(self, dir):
+        return ["-cool", "-R" + dir]
+
+    def find_library_file(self, dirs, lib, debug=False):
+        return 'found'
+
+    def library_option(self, lib):
+        return "-l" + lib
+
+
+class CompilerTestCase(support.EnvironRestorer, unittest.TestCase):
+
+    restore_environ = ['AR', 'ARFLAGS']
+
+    @unittest.skipUnless(get_default_compiler() == 'unix',
+                        'irrelevant if default compiler is not unix')
+    def test_customize_compiler(self):
+
+        os.environ['AR'] = 'my_ar'
+        os.environ['ARFLAGS'] = '-arflags'
+
+        # make sure AR gets caught
+        class compiler:
+            name = 'unix'
+
+            def set_executables(self, **kw):
+                self.exes = kw
+
+        comp = compiler()
+        customize_compiler(comp)
+        self.assertEqual(comp.exes['archiver'], 'my_ar -arflags')
+
+    def test_gen_lib_options(self):
+        compiler = FakeCompiler()
+        libdirs = ['lib1', 'lib2']
+        runlibdirs = ['runlib1']
+        libs = [os.path.join('dir', 'name'), 'name2']
+
+        opts = gen_lib_options(compiler, libdirs, runlibdirs, libs)
+        wanted = ['-Llib1', '-Llib2', '-cool', '-Rrunlib1', 'found',
+                  '-lname2']
+        self.assertEqual(opts, wanted)
+
+
+def test_suite():
+    return unittest.makeSuite(CompilerTestCase)
+
+
+if __name__ == "__main__":
+    unittest.main(defaultTest="test_suite")