Creating test_freeze module, hashlib tests

Signed-off-by: Matthew A Johnson <matjoh@microsoft.com>

Author: matajoh

Lib/test/test_freeze/__init__.py

@@ -0,0 +1,27 @@
+import os
+from test.support import load_package_tests
+import unittest
+
+
+def load_tests(*args):
+    return load_package_tests(os.path.dirname(__file__), *args)
+
+
+class BaseObjectTest(unittest.TestCase):
+    def __init__(self, *args, obj=None, **kwargs):
+        unittest.TestCase.__init__(self, *args, **kwargs)
+        self.obj = obj
+
+    def setUp(self):
+        freeze(self.obj)
+
+    def test_immutable(self):
+        self.assertTrue(isimmutable(self.obj))
+
+    def test_add_attribute(self):
+        freeze(self.obj)
+        with self.assertRaises(NotWriteableError):
+            self.obj.new_attribute = 'value'
+
+    def test_type_immutable(self):
+        self.assertTrue(isimmutable(type(self.obj)))

Lib/test/test_freeze/__main__.py

@@ -0,0 +1,4 @@
+from . import load_tests
+import unittest
+
+unittest.main()

Lib/test/test_freeze/test_array.py

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+from array import array
+from . import BaseObjectTest
+
+
+class TestArray(BaseObjectTest):
+    def __init__(self, *args, **kwargs):
+        obj = array('i', [1, 2, 3, 4])
+        BaseObjectTest.__init__(self, *args, obj=obj, **kwargs)
+
+    def test_set_item(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj[0] = 5
+
+    def test_set_slice(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj[1:3] = [6, 7]
+
+    def test_append(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.append(8)
+
+    def test_extend(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.extend(array('i', [9]))
+
+    def test_insert(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.insert(0, 10)
+
+    def test_pop(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.pop()
+
+    def test_remove(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.remove(1)
+
+    def test_delete(self):
+        with self.assertRaises(NotWriteableError):
+            del self.obj[0]
+
+    def test_reverse(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.reverse()
+
+    def test_inplace_repeat(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj *= 2
+
+    def test_inplace_concat(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj += array('i', [11])
+
+    def test_byteswap(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.byteswap()

Lib/test/test_freeze/test_collections.py

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+from collections import deque
+
+from . import BaseObjectTest
+
+class TestDeque(BaseObjectTest):
+    class C:
+        pass
+
+    def __init__(self, *args, **kwargs):
+        obj = deque([self.C(), self.C(), 1, "two", None])
+        BaseObjectTest.__init__(self, *args, obj=obj, **kwargs)
+
+    def test_set_item(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj[0] = None
+
+    def test_append(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.append(TestDeque.C())
+
+    def test_appendleft(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.appendleft(TestDeque.C())
+
+    def test_extend(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.extend([TestDeque.C()])
+
+    def test_extendleft(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.extendleft([TestDeque.C()])
+
+    def test_insert(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.insert(0, TestDeque.C())
+
+    def test_pop(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.pop()
+
+    def test_popleft(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.popleft()
+
+    def test_remove(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.remove(1)
+
+    def test_delete(self):
+        with self.assertRaises(NotWriteableError):
+            del self.obj[0]
+
+    def test_inplace_repeat(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj *= 2
+
+    def test_inplace_concat(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj += [TestDeque.C()]
+
+    def test_reverse(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.reverse()
+
+    def test_rotate(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.rotate(1)
+
+    def test_clear(self):
+        with self.assertRaises(NotWriteableError):
+            self.obj.clear()