initial import of the packaging package in the standard library

Lib/packaging/tests/test_command_install_scripts.py

@@ -0,0 +1,78 @@
+"""Tests for packaging.command.install_scripts."""
+import os
+
+from packaging.tests import unittest, support
+from packaging.command.install_scripts import install_scripts
+from packaging.dist import Distribution
+
+
+class InstallScriptsTestCase(support.TempdirManager,
+                             support.LoggingCatcher,
+                             unittest.TestCase):
+
+    def test_default_settings(self):
+        dist = Distribution()
+        dist.command_obj["build"] = support.DummyCommand(
+            build_scripts="/foo/bar")
+        dist.command_obj["install_dist"] = support.DummyCommand(
+            install_scripts="/splat/funk",
+            force=True,
+            skip_build=True,
+            )
+        cmd = install_scripts(dist)
+        self.assertFalse(cmd.force)
+        self.assertFalse(cmd.skip_build)
+        self.assertIs(cmd.build_dir, None)
+        self.assertIs(cmd.install_dir, None)
+
+        cmd.finalize_options()
+
+        self.assertTrue(cmd.force)
+        self.assertTrue(cmd.skip_build)
+        self.assertEqual(cmd.build_dir, "/foo/bar")
+        self.assertEqual(cmd.install_dir, "/splat/funk")
+
+    def test_installation(self):
+        source = self.mkdtemp()
+        expected = []
+
+        def write_script(name, text):
+            expected.append(name)
+            f = open(os.path.join(source, name), "w")
+            try:
+                f.write(text)
+            finally:
+                f.close()
+
+        write_script("script1.py", ("#! /usr/bin/env python2.3\n"
+                                    "# bogus script w/ Python sh-bang\n"
+                                    "pass\n"))
+        write_script("script2.py", ("#!/usr/bin/python\n"
+                                    "# bogus script w/ Python sh-bang\n"
+                                    "pass\n"))
+        write_script("shell.sh", ("#!/bin/sh\n"
+                                  "# bogus shell script w/ sh-bang\n"
+                                  "exit 0\n"))
+
+        target = self.mkdtemp()
+        dist = Distribution()
+        dist.command_obj["build"] = support.DummyCommand(build_scripts=source)
+        dist.command_obj["install_dist"] = support.DummyCommand(
+            install_scripts=target,
+            force=True,
+            skip_build=True,
+            )
+        cmd = install_scripts(dist)
+        cmd.finalize_options()
+        cmd.run()
+
+        installed = os.listdir(target)
+        for name in expected:
+            self.assertIn(name, installed)
+
+
+def test_suite():
+    return unittest.makeSuite(InstallScriptsTestCase)
+
+if __name__ == "__main__":
+    unittest.main(defaultTest="test_suite")