def test_unions(self):
    file_name = 'a.mojom'
    mojom_union = mojom_types_mojom.MojomUnion()
    mojom_union.decl_data = mojom_types_mojom.DeclarationData(
        short_name='AUnion',
        source_file_info=mojom_types_mojom.SourceFileInfo(file_name=file_name))

    field1 = mojom_types_mojom.UnionField(
        decl_data=mojom_types_mojom.DeclarationData(short_name='field1'),
        type=mojom_types_mojom.Type(
          simple_type=mojom_types_mojom.SimpleType.BOOL))
    field2 = mojom_types_mojom.UnionField(
        decl_data=mojom_types_mojom.DeclarationData(
            short_name='field2', declared_ordinal=5),
        type=mojom_types_mojom.Type(
          simple_type=mojom_types_mojom.SimpleType.DOUBLE))
    mojom_union.fields = [field1, field2]

    graph = mojom_files_mojom.MojomFileGraph()
    union = module.Union()
    translator = mojom_translator.FileTranslator(graph, file_name)
    translator.UnionFromMojom(
        union, mojom_types_mojom.UserDefinedType(union_type=mojom_union))

    self.assertEquals(translator._module, union.module)
    self.assertEquals('AUnion', union.name)
    self.assertEquals(len(mojom_union.fields), len(union.fields))

    for gold, f in zip(mojom_union.fields, union.fields):
      self.assertEquals(gold.decl_data.short_name, f.name)

    self.assertEquals(module.BOOL, union.fields[0].kind)
    self.assertEquals(None, union.fields[0].ordinal)
    self.assertEquals(module.DOUBLE, union.fields[1].kind)
    self.assertEquals(5, union.fields[1].ordinal)
예제 #2
0
    def test_unions(self):
        file_name = 'a.mojom'
        mojom_union = mojom_types_mojom.MojomUnion()
        mojom_union.decl_data = mojom_types_mojom.DeclarationData(
            short_name='AUnion',
            source_file_info=mojom_types_mojom.SourceFileInfo(
                file_name=file_name))

        field1 = mojom_types_mojom.UnionField(
            decl_data=mojom_types_mojom.DeclarationData(short_name='field1',
                                                        declaration_order=0,
                                                        declared_ordinal=7),
            type=mojom_types_mojom.Type(
                simple_type=mojom_types_mojom.SimpleType.BOOL),
            tag=7)
        field2 = mojom_types_mojom.UnionField(
            decl_data=mojom_types_mojom.DeclarationData(short_name='field2',
                                                        declaration_order=1),
            type=mojom_types_mojom.Type(
                simple_type=mojom_types_mojom.SimpleType.DOUBLE),
            tag=8)
        field3 = mojom_types_mojom.UnionField(
            decl_data=mojom_types_mojom.DeclarationData(short_name='field3',
                                                        declaration_order=2,
                                                        declared_ordinal=0),
            type=mojom_types_mojom.Type(
                simple_type=mojom_types_mojom.SimpleType.INT32),
            tag=0)

        mojom_union.fields = [field3, field1, field2]
        # mojom_fields_declaration_order lists, in declaration order, the indices
        # of the fields in mojom_union.fields
        mojom_fields_declaration_order = [1, 2, 0]

        graph = mojom_files_mojom.MojomFileGraph()
        union = module.Union()
        translator = mojom_translator.FileTranslator(graph, file_name)
        translator.UnionFromMojom(
            union, mojom_types_mojom.UserDefinedType(union_type=mojom_union))

        self.assertEquals(translator._module, union.module)
        self.assertEquals('AUnion', union.name)
        self.assertEquals(len(mojom_union.fields), len(union.fields))

        for index, gold_index in enumerate(mojom_fields_declaration_order):
            gold = mojom_union.fields[gold_index]
            f = union.fields[index]
            self.assertEquals(gold.decl_data.short_name, f.name)
            if gold.decl_data.declared_ordinal >= 0:
                self.assertEquals(gold.decl_data.declared_ordinal,
                                  f.declared_tag)
            else:
                self.assertEquals(None, f.declared_tag)
            self.assertEquals(gold.tag, f.ordinal)

        self.assertEquals(module.BOOL, union.fields[0].kind)
        self.assertEquals(module.DOUBLE, union.fields[1].kind)
        self.assertEquals(module.INT32, union.fields[2].kind)
예제 #3
0
    def test_basics(self):
        graph = mojom_files_mojom.MojomFileGraph(resolved_types={})

        file_name = 'root/f.mojom'
        imported_file_name = 'other/a.mojom'
        second_level_imported_file_name = 'something/other.mojom'
        mojom_file = mojom_files_mojom.MojomFile(
            file_name=file_name,
            specified_file_name='specified_file_name',
            module_namespace='somens',
            imports=[imported_file_name])
        imported_file = mojom_files_mojom.MojomFile(
            file_name=imported_file_name,
            specified_file_name='',
            module_namespace='somens',
            imports=[second_level_imported_file_name])
        second_level_imported_file = mojom_files_mojom.MojomFile(
            file_name=second_level_imported_file_name,
            specified_file_name='',
            module_namespace='somens')
        graph.files = {
            file_name: mojom_file,
            imported_file_name: imported_file,
            second_level_imported_file_name: second_level_imported_file
        }

        mojom_interface = mojom_types_mojom.MojomInterface(
            methods={},
            decl_data=mojom_types_mojom.DeclarationData(
                short_name='AnInterface',
                source_file_info=mojom_types_mojom.SourceFileInfo(
                    file_name=file_name)))
        graph.resolved_types[
            'interface_key'] = mojom_types_mojom.UserDefinedType(
                interface_type=mojom_interface)

        mojom_struct = mojom_types_mojom.MojomStruct(
            fields=[],
            decl_data=mojom_types_mojom.DeclarationData(
                short_name='AStruct',
                full_identifier='foo.AStruct',
                source_file_info=mojom_types_mojom.SourceFileInfo(
                    file_name=file_name)))
        add_version_info(mojom_struct, 0)
        graph.resolved_types['struct_key'] = mojom_types_mojom.UserDefinedType(
            struct_type=mojom_struct)

        mojom_union = mojom_types_mojom.MojomUnion(
            fields=[],
            decl_data=mojom_types_mojom.DeclarationData(
                short_name='AUnion',
                source_file_info=mojom_types_mojom.SourceFileInfo(
                    file_name=file_name)))
        graph.resolved_types['union_key'] = mojom_types_mojom.UserDefinedType(
            union_type=mojom_union)

        mojom_enum = mojom_types_mojom.MojomEnum(
            values=[],
            decl_data=mojom_types_mojom.DeclarationData(
                short_name='AnEnum',
                source_file_info=mojom_types_mojom.SourceFileInfo(
                    file_name=file_name)))
        graph.resolved_types['enum_key'] = mojom_types_mojom.UserDefinedType(
            enum_type=mojom_enum)

        mojom_const = mojom_types_mojom.DeclaredConstant(
            decl_data=mojom_types_mojom.DeclarationData(short_name='AConst'),
            type=mojom_types_mojom.Type(
                simple_type=mojom_types_mojom.SimpleType.INT64),
            value=mojom_types_mojom.Value(
                literal_value=mojom_types_mojom.LiteralValue(int64_value=30)))
        graph.resolved_constants = {'constant_key': mojom_const}

        mojom_file.declared_mojom_objects = mojom_files_mojom.KeysByType(
            interfaces=['interface_key'],
            structs=['struct_key'],
            unions=['union_key'],
            top_level_enums=['enum_key'],
            top_level_constants=['constant_key'])

        mod = mojom_translator.FileTranslator(graph, file_name).Translate()

        self.assertEquals('f.mojom', mod.name)
        self.assertEquals(mojom_file.specified_file_name, mod.specified_name)
        self.assertEquals(mojom_file.file_name, mod.path)
        self.assertEquals(mojom_file.module_namespace, mod.namespace)

        self.assertEquals(1, len(mod.imports))
        self.assertEquals('a.mojom', mod.imports[0]['module_name'])
        self.assertEquals(imported_file.module_namespace,
                          mod.imports[0]['namespace'])
        self.assertEquals(imported_file.file_name,
                          mod.imports[0]['module'].path)

        self.assertEquals(2, len(mod.transitive_imports))
        transitive_imports_paths = [
            imp['module'].path for imp in mod.transitive_imports
        ]
        self.assertIn(imported_file_name, transitive_imports_paths)
        self.assertIn(second_level_imported_file_name,
                      transitive_imports_paths)

        self.assertEquals('AnInterface', mod.interfaces[0].name)
        # Interfaces should be assigned their name as their spec.
        self.assertEquals('AnInterface', mod.interfaces[0].spec)
        self.assertEquals(mojom_struct.decl_data.short_name,
                          mod.structs[0].name)
        # The struct was given a full_identifier so its spec should be that.
        self.assertEquals(mojom_struct.decl_data.full_identifier,
                          mod.structs[0].spec)
        self.assertEquals(mojom_union.decl_data.short_name, mod.unions[0].name)
        # The union was given a short name but not a full_identifier so its spec
        # should be the short name.
        self.assertEquals(mojom_union.decl_data.short_name, mod.unions[0].spec)
        self.assertEquals(mojom_enum.decl_data.short_name, mod.enums[0].name)
        self.assertEquals(mojom_const.decl_data.short_name,
                          mod.constants[0].name)

        imported_mod = mojom_translator.FileTranslator(
            graph, imported_file_name).Translate()
        self.assertFalse(imported_mod.specified_name)