Use parameterize fixture for parameterized tests.

Author: jaraco

tests/test_api.py

@@ -321,33 +321,31 @@ def test_invalidate_cache(self):
 
 
 class PreparedTests(unittest.TestCase):
-    def test_normalize(self):
-        tests = [
-            # Simple
-            ("sample", "sample"),
-            # Mixed case
-            ("Sample", "sample"),
-            ("SAMPLE", "sample"),
-            ("SaMpLe", "sample"),
-            # Separator conversions
-            ("sample-pkg", "sample_pkg"),
-            ("sample.pkg", "sample_pkg"),
-            ("sample_pkg", "sample_pkg"),
-            # Multiple separators
-            ("sample---pkg", "sample_pkg"),
-            ("sample___pkg", "sample_pkg"),
-            ("sample...pkg", "sample_pkg"),
-            # Mixed separators
-            ("sample-._pkg", "sample_pkg"),
-            ("sample_.-pkg", "sample_pkg"),
-            # Complex
-            ("Sample__Pkg-name.foo", "sample_pkg_name_foo"),
-            ("Sample__Pkg.name__foo", "sample_pkg_name_foo"),
-            # Uppercase with separators
-            ("SAMPLE-PKG", "sample_pkg"),
-            ("Sample.Pkg", "sample_pkg"),
-            ("SAMPLE_PKG", "sample_pkg"),
-        ]
-        for name, expected in tests:
-            with self.subTest(name=name):
-                self.assertEqual(Prepared.normalize(name), expected)
+    @fixtures.parameterize(
+        # Simple
+        dict(input='sample', expected='sample'),
+        # Mixed case
+        dict(input='Sample', expected='sample'),
+        dict(input='SAMPLE', expected='sample'),
+        dict(input='SaMpLe', expected='sample'),
+        # Separator conversions
+        dict(input='sample-pkg', expected='sample_pkg'),
+        dict(input='sample.pkg', expected='sample_pkg'),
+        dict(input='sample_pkg', expected='sample_pkg'),
+        # Multiple separators
+        dict(input='sample---pkg', expected='sample_pkg'),
+        dict(input='sample___pkg', expected='sample_pkg'),
+        dict(input='sample...pkg', expected='sample_pkg'),
+        # Mixed separators
+        dict(input='sample-._pkg', expected='sample_pkg'),
+        dict(input='sample_.-pkg', expected='sample_pkg'),
+        # Complex
+        dict(input='Sample__Pkg-name.foo', expected='sample_pkg_name_foo'),
+        dict(input='Sample__Pkg.name__foo', expected='sample_pkg_name_foo'),
+        # Uppercase with separators
+        dict(input='SAMPLE-PKG', expected='sample_pkg'),
+        dict(input='Sample.Pkg', expected='sample_pkg'),
+        dict(input='SAMPLE_PKG', expected='sample_pkg'),
+    )
+    def test_normalize(self, input, expected):
+        self.assertEqual(Prepared.normalize(input), expected)