1 files changed, 85 insertions, 0 deletions
diff --git a/src/silx/utils/test/test_enum.py b/src/silx/utils/test/test_enum.py
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+++ b/src/silx/utils/test/test_enum.py
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+# coding: utf-8
+# /*##########################################################################
+#
+# Copyright (c) 2019 European Synchrotron Radiation Facility
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+# ###########################################################################*/
+"""Tests of Enum class with extra class methods"""
+
+from __future__ import absolute_import
+
+__authors__ = ["T. Vincent"]
+__license__ = "MIT"
+__date__ = "29/04/2019"
+
+
+import sys
+import unittest
+
+import enum
+from silx.utils.enum import Enum
+
+
+class TestEnum(unittest.TestCase):
+    """Tests for enum module."""
+
+    def test(self):
+        """Test with Enum"""
+        class Success(Enum):
+            A = 1
+            B = 'B'
+        self._check_enum_content(Success)
+
+    @unittest.skipIf(sys.version_info.major <= 2, 'Python3 only')
+    def test(self):
+        """Test Enum with member redefinition"""
+        with self.assertRaises(TypeError):
+            class Failure(Enum):
+                A = 1
+                A = 'B'
+
+    def test_unique(self):
+        """Test with enum.unique"""
+        with self.assertRaises(ValueError):
+            @enum.unique
+            class Failure(Enum):
+                A = 1
+                B = 1
+
+        @enum.unique
+        class Success(Enum):
+            A = 1
+            B = 'B'
+        self._check_enum_content(Success)
+
+    def _check_enum_content(self, enum_):
+        """Check that the content of an enum is: <A: 1, B: 2>.
+
+        :param Enum enum_:
+        """
+        self.assertEqual(enum_.members(), (enum_.A, enum_.B))
+        self.assertEqual(enum_.names(), ('A', 'B'))
+        self.assertEqual(enum_.values(), (1, 'B'))
+
+        self.assertEqual(enum_.from_value(1), enum_.A)
+        self.assertEqual(enum_.from_value('B'), enum_.B)
+        with self.assertRaises(ValueError):
+            enum_.from_value(3)