diff options
Diffstat (limited to 'utils/ipc/mojo/public/tools/mojom/mojom/generate/translate_unittest.py')
-rw-r--r-- | utils/ipc/mojo/public/tools/mojom/mojom/generate/translate_unittest.py | 82 |
1 files changed, 75 insertions, 7 deletions
diff --git a/utils/ipc/mojo/public/tools/mojom/mojom/generate/translate_unittest.py b/utils/ipc/mojo/public/tools/mojom/mojom/generate/translate_unittest.py index 19905c8a..b4fea924 100644 --- a/utils/ipc/mojo/public/tools/mojom/mojom/generate/translate_unittest.py +++ b/utils/ipc/mojo/public/tools/mojom/mojom/generate/translate_unittest.py @@ -1,17 +1,13 @@ -# Copyright 2014 The Chromium Authors. All rights reserved. +# Copyright 2014 The Chromium Authors # Use of this source code is governed by a BSD-style license that can be # found in the LICENSE file. -import imp -import os.path -import sys import unittest from mojom.generate import module as mojom from mojom.generate import translate from mojom.parse import ast - class TranslateTest(unittest.TestCase): """Tests |parser.Parse()|.""" @@ -69,5 +65,77 @@ class TranslateTest(unittest.TestCase): # pylint: disable=W0212 self.assertEquals( translate._MapKind("asso<SomeInterface>?"), "?asso:x:SomeInterface") - self.assertEquals( - translate._MapKind("asso<SomeInterface&>?"), "?asso:r:x:SomeInterface") + self.assertEquals(translate._MapKind("rca<SomeInterface>?"), + "?rca:x:SomeInterface") + + def testSelfRecursiveUnions(self): + """Verifies _UnionField() raises when a union is self-recursive.""" + tree = ast.Mojom(None, ast.ImportList(), [ + ast.Union("SomeUnion", None, + ast.UnionBody([ast.UnionField("a", None, None, "SomeUnion")])) + ]) + with self.assertRaises(Exception): + translate.OrderedModule(tree, "mojom_tree", []) + + tree = ast.Mojom(None, ast.ImportList(), [ + ast.Union( + "SomeUnion", None, + ast.UnionBody([ast.UnionField("a", None, None, "SomeUnion?")])) + ]) + with self.assertRaises(Exception): + translate.OrderedModule(tree, "mojom_tree", []) + + def testDuplicateAttributesException(self): + tree = ast.Mojom(None, ast.ImportList(), [ + ast.Union( + "FakeUnion", + ast.AttributeList([ + ast.Attribute("key1", "value"), + ast.Attribute("key1", "value") + ]), + ast.UnionBody([ + ast.UnionField("a", None, None, "int32"), + ast.UnionField("b", None, None, "string") + ])) + ]) + with self.assertRaises(Exception): + translate.OrderedModule(tree, "mojom_tree", []) + + def testEnumWithReservedValues(self): + """Verifies that assigning reserved values to enumerators fails.""" + # -128 is reserved for the empty representation in WTF::HashTraits. + tree = ast.Mojom(None, ast.ImportList(), [ + ast.Enum( + "MyEnum", None, + ast.EnumValueList([ + ast.EnumValue('kReserved', None, '-128'), + ])) + ]) + with self.assertRaises(Exception) as context: + translate.OrderedModule(tree, "mojom_tree", []) + self.assertIn("reserved for WTF::HashTrait", str(context.exception)) + + # -127 is reserved for the deleted representation in WTF::HashTraits. + tree = ast.Mojom(None, ast.ImportList(), [ + ast.Enum( + "MyEnum", None, + ast.EnumValueList([ + ast.EnumValue('kReserved', None, '-127'), + ])) + ]) + with self.assertRaises(Exception) as context: + translate.OrderedModule(tree, "mojom_tree", []) + self.assertIn("reserved for WTF::HashTrait", str(context.exception)) + + # Implicitly assigning a reserved value should also fail. + tree = ast.Mojom(None, ast.ImportList(), [ + ast.Enum( + "MyEnum", None, + ast.EnumValueList([ + ast.EnumValue('kNotReserved', None, '-129'), + ast.EnumValue('kImplicitlyReserved', None, None), + ])) + ]) + with self.assertRaises(Exception) as context: + translate.OrderedModule(tree, "mojom_tree", []) + self.assertIn("reserved for WTF::HashTrait", str(context.exception)) |