Merge distutils into main.

1 files changed, 95 insertions, 0 deletions

diff --git a/setuptools/_distutils/tests/test_version.py b/setuptools/_distutils/tests/test_version.py
new file mode 100644
index 00000000..d50cca1f
--- /dev/null
+++ b/setuptools/_distutils/tests/test_version.py
@@ -0,0 +1,95 @@
+"""Tests for distutils.version."""
+import unittest
+import distutils
+from distutils.version import LooseVersion
+from distutils.version import StrictVersion
+from test.support import run_unittest
+
+class VersionTestCase(unittest.TestCase):
+
+    def setUp(self):
+        self.ctx = distutils.version.suppress_known_deprecation()
+        self.ctx.__enter__()
+
+    def tearDown(self):
+        self.ctx.__exit__(None, None, None)
+
+    def test_prerelease(self):
+        version = StrictVersion('1.2.3a1')
+        self.assertEqual(version.version, (1, 2, 3))
+        self.assertEqual(version.prerelease, ('a', 1))
+        self.assertEqual(str(version), '1.2.3a1')
+
+        version = StrictVersion('1.2.0')
+        self.assertEqual(str(version), '1.2')
+
+    def test_cmp_strict(self):
+        versions = (('1.5.1', '1.5.2b2', -1),
+                    ('161', '3.10a', ValueError),
+                    ('8.02', '8.02', 0),
+                    ('3.4j', '1996.07.12', ValueError),
+                    ('3.2.pl0', '3.1.1.6', ValueError),
+                    ('2g6', '11g', ValueError),
+                    ('0.9', '2.2', -1),
+                    ('1.2.1', '1.2', 1),
+                    ('1.1', '1.2.2', -1),
+                    ('1.2', '1.1', 1),
+                    ('1.2.1', '1.2.2', -1),
+                    ('1.2.2', '1.2', 1),
+                    ('1.2', '1.2.2', -1),
+                    ('0.4.0', '0.4', 0),
+                    ('1.13++', '5.5.kw', ValueError))
+
+        for v1, v2, wanted in versions:
+            try:
+                res = StrictVersion(v1)._cmp(StrictVersion(v2))
+            except ValueError:
+                if wanted is ValueError:
+                    continue
+                else:
+                    raise AssertionError(("cmp(%s, %s) "
+                                          "shouldn't raise ValueError")
+                                            % (v1, v2))
+            self.assertEqual(res, wanted,
+                             'cmp(%s, %s) should be %s, got %s' %
+                             (v1, v2, wanted, res))
+            res = StrictVersion(v1)._cmp(v2)
+            self.assertEqual(res, wanted,
+                             'cmp(%s, %s) should be %s, got %s' %
+                             (v1, v2, wanted, res))
+            res = StrictVersion(v1)._cmp(object())
+            self.assertIs(res, NotImplemented,
+                          'cmp(%s, %s) should be NotImplemented, got %s' %
+                          (v1, v2, res))
+
+
+    def test_cmp(self):
+        versions = (('1.5.1', '1.5.2b2', -1),
+                    ('161', '3.10a', 1),
+                    ('8.02', '8.02', 0),
+                    ('3.4j', '1996.07.12', -1),
+                    ('3.2.pl0', '3.1.1.6', 1),
+                    ('2g6', '11g', -1),
+                    ('0.960923', '2.2beta29', -1),
+                    ('1.13++', '5.5.kw', -1))
+
+
+        for v1, v2, wanted in versions:
+            res = LooseVersion(v1)._cmp(LooseVersion(v2))
+            self.assertEqual(res, wanted,
+                             'cmp(%s, %s) should be %s, got %s' %
+                             (v1, v2, wanted, res))
+            res = LooseVersion(v1)._cmp(v2)
+            self.assertEqual(res, wanted,
+                             'cmp(%s, %s) should be %s, got %s' %
+                             (v1, v2, wanted, res))
+            res = LooseVersion(v1)._cmp(object())
+            self.assertIs(res, NotImplemented,
+                          'cmp(%s, %s) should be NotImplemented, got %s' %
+                          (v1, v2, res))
+
+def test_suite():
+    return unittest.makeSuite(VersionTestCase)
+
+if __name__ == "__main__":
+    run_unittest(test_suite())