| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // @dart = 2.6 |
| import 'dart:typed_data'; |
| |
| import 'package:test/bootstrap/browser.dart'; |
| import 'package:test/test.dart'; |
| import 'package:ui/src/engine.dart'; |
| |
| final Float32List identityTransform = Matrix4.identity().storage; |
| final Float32List xTranslation = (Matrix4.identity()..translate(10)).storage; |
| final Float32List yTranslation = (Matrix4.identity()..translate(0, 10)).storage; |
| final Float32List zTranslation = (Matrix4.identity()..translate(0, 0, 10)).storage; |
| final Float32List scaleAndTranslate2d = (Matrix4.identity()..scale(2, 3, 1)..translate(4, 5, 0)).storage; |
| final Float32List rotation2d = (Matrix4.identity()..rotateZ(0.2)).storage; |
| |
| void main() { |
| internalBootstrapBrowserTest(() => testMain); |
| } |
| |
| void testMain() { |
| test('transformKindOf and isIdentityFloat32ListTransform identify matrix kind', () { |
| expect(transformKindOf(identityTransform), TransformKind.identity); |
| expect(isIdentityFloat32ListTransform(identityTransform), isTrue); |
| |
| expect(transformKindOf(zTranslation), TransformKind.complex); |
| expect(isIdentityFloat32ListTransform(zTranslation), isFalse); |
| |
| expect(transformKindOf(xTranslation), TransformKind.transform2d); |
| expect(isIdentityFloat32ListTransform(xTranslation), isFalse); |
| |
| expect(transformKindOf(yTranslation), TransformKind.transform2d); |
| expect(isIdentityFloat32ListTransform(yTranslation), isFalse); |
| |
| expect(transformKindOf(scaleAndTranslate2d), TransformKind.transform2d); |
| expect(isIdentityFloat32ListTransform(scaleAndTranslate2d), isFalse); |
| |
| expect(transformKindOf(rotation2d), TransformKind.transform2d); |
| expect(isIdentityFloat32ListTransform(rotation2d), isFalse); |
| }); |
| } |