Roll 50: Copied IDLs, PYTHON scripts from WebKit removed deleted files in WebCore

bindings/scripts/generate_idl_diff_test.py

+#!/usr/bin/env python
+# Copyright 2015 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import generate_idl_diff
+import os
+import sys
+import unittest
+
+from generate_idl_diff import DIFF_TAG
+from generate_idl_diff import DIFF_TAG_DELETED
+from generate_idl_diff import DIFF_TAG_ADDED
+
+
+testdata_path = os.path.join(
+    os.path.dirname(os.path.realpath(__file__)), 'testdata')
+old_data_path = os.path.join(testdata_path, 'old_chrome.json')
+new_data_path = os.path.join(testdata_path, 'new_chrome.json')
+
+
+class TestGenerateIDLDiff(unittest.TestCase):
+
+    def setUp(self):
+        old = generate_idl_diff.load_json_file('old_chrome.json')
+        new = generate_idl_diff.load_json_file('new_chrome.json')
+        self.diff = generate_idl_diff.interfaces_diff(old, new)
+
+    def test_deleted_interface(self):
+        self.assertTrue('AnimationEffectReadOnly' in self.diff)
+        deleted_interface = self.diff.get('AnimationEffectReadOnly')
+        self.assertIsNotNone(deleted_interface)
+        self.assertEqual(deleted_interface.get(DIFF_TAG), DIFF_TAG_DELETED)
+
+    def test_added_interface(self):
+        self.assertTrue('AnimationEvent' in self.diff)
+        added_interface = self.diff.get('AnimationEvent')
+        self.assertIsNotNone(added_interface)
+        self.assertEqual(added_interface.get(DIFF_TAG), DIFF_TAG_ADDED)
+
+    def test_changed_interface(self):
+        self.assertTrue('ANGLEInstancedArrays' in self.diff)
+        changed_interface = self.diff.get('ANGLEInstancedArrays')
+        self.assertIsNotNone(changed_interface)
+        self.assertIsNone(changed_interface.get(DIFF_TAG))
+
+    def test_unchanged_interface(self):
+        self.assertFalse('AbstractWorker' in self.diff)
+
+    def test_unchanged_consts(self):
+        changed_interface = self.diff['ANGLEInstancedArrays']
+        members = changed_interface['Consts']
+        for member in members:
+            self.assertEqual(member['Name'], 'VERTEX_ATTRIB_ARRAY_DIVISOR')
+            self.assertEqual(member['Type'], 'unsigned long')
+            self.assertEqual(member['Value'], '0x88FE')
+
+    def test_changed_attribute(self):
+        changed_interface = self.diff['ANGLEInstancedArrays']
+        members = changed_interface['Attributes']
+        for member in members:
+            if member.get(DIFF_TAG) == DIFF_TAG_DELETED:
+                deleted = member
+            elif member.get(DIFF_TAG) == DIFF_TAG_ADDED:
+                added = member
+            else:
+                unchanged = member
+        self.assertEqual(deleted['Name'], 'animVal')
+        self.assertEqual(deleted['Type'], 'SVGAngle')
+        self.assertEqual(deleted['ExtAttributes'], [])
+        self.assertEqual(added['Name'], 'computedTiming')
+        self.assertEqual(added['Type'], 'ComputedTimingProperties')
+        self.assertEqual(added['ExtAttributes'], [{"Name": "maxChannelCount"}])
+        self.assertEqual(unchanged['Name'], 'timing')
+        self.assertEqual(unchanged['Type'], 'AnimationEffectTiming')
+        self.assertEqual(unchanged['ExtAttributes'], [])
+
+    def test_changed_operation(self):
+        changed_interface = self.diff['ANGLEInstancedArrays']
+        members = changed_interface['Operations']
+        deleted_arguments = [{"Type": "long", "Name": "primcount"}]
+        added_arguments = [{"Type": "unsigned long", "Name": "mode"}]
+        unchanged_arguments = [{"Type": "unsigned long", "Name": "mode"}]
+        for member in members:
+            if member.get(DIFF_TAG) == DIFF_TAG_DELETED:
+                deleted = member
+            elif member.get(DIFF_TAG) == DIFF_TAG_ADDED:
+                added = member
+            else:
+                unchanged = member
+        self.assertEqual(deleted['Name'], 'drawElementsInstancedANGLE')
+        self.assertEqual(deleted['Type'], 'void')
+        self.assertEqual(deleted['ExtAttributes'], [])
+        self.assertEqual(deleted['Arguments'], deleted_arguments)
+        self.assertEqual(added['Name'], 'drawElementsInstancedANGLE')
+        self.assertEqual(added['Type'], 'void')
+        self.assertEqual(added['ExtAttributes'], [])
+        self.assertEqual(added['Arguments'], added_arguments)
+        self.assertEqual(unchanged['Name'], 'drawArraysInstancedANGLE')
+        self.assertEqual(unchanged['Type'], 'void')
+        self.assertEqual(unchanged['ExtAttributes'], [])
+        self.assertEqual(unchanged['Arguments'], unchanged_arguments)
+
+
+if __name__ == '__main__':
+    unittest.main()