flutter_flutter/lib/web_ui/test/canvas_test.dart
nturgut bb24b4938f
[web] Build unit tests with dart2js instead of build_runner (#20390)
* change from build_runner to dart2js

* add internalBootstrapBrowserTest to some of the tests

* add internalBootstrapBrowserTest to all remaining tests

* make tests build in paralel. Total time dropped from 586 to 177 seconds for 8 core MacBook

* change isolates with pool

* fixing analysis errors

* skipping canvaskit tests for ios-safari

* copy image files to the build directory

* adding internalBootstrapBrowserTest to newly added tests

* add internalBootstrapBrowserTest to faling path iterator test

* necessary changes to make chrome windows work

* in windows test in chrome instead of edge. our edge code was for legacy edge

* do not run golden unit tests on Windows LUCI bots for now

* addressing reviewer comments. Adding a method for deciding when to run integration tests.

* remove lines that I forgot to remove

* fixing analysis error. add issue for todo

* add bootstap to a test file

* adding bootstrap to another test

* add internalBootstrapBrowserTest to a golden test

* return test result in bat file. use archieve package to unzip

* fixing logs for chrome_installer

* use archieve and archieve entity instead of dynamic

* adding comments for windows platform archieve part

* addressing reviewer comments

* change readme file
2020-08-17 16:19:27 -07:00

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2.8 KiB
Dart

// 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 'package:ui/src/engine.dart';
import 'package:ui/ui.dart' as ui;
import 'package:test/bootstrap/browser.dart';
import 'package:test/test.dart';
import 'mock_engine_canvas.dart';
void main() {
internalBootstrapBrowserTest(() => testMain);
}
void testMain() {
setUpAll(() {
WebExperiments.ensureInitialized();
});
group('EngineCanvas', () {
MockEngineCanvas mockCanvas;
ui.Paragraph paragraph;
void testCanvas(
String description, void Function(EngineCanvas canvas) testFn,
{ui.Rect canvasSize, ui.VoidCallback whenDone}) {
canvasSize ??= const ui.Rect.fromLTWH(0, 0, 100, 100);
test(description, () {
testFn(BitmapCanvas(canvasSize));
testFn(DomCanvas());
testFn(mockCanvas = MockEngineCanvas());
if (whenDone != null) {
whenDone();
}
});
}
testCanvas('draws laid out paragraph', (EngineCanvas canvas) {
final ui.Rect screenRect = const ui.Rect.fromLTWH(0, 0, 100, 100);
final RecordingCanvas recordingCanvas = RecordingCanvas(screenRect);
final ui.ParagraphBuilder builder =
ui.ParagraphBuilder(ui.ParagraphStyle());
builder.addText('sample');
paragraph = builder.build();
paragraph.layout(const ui.ParagraphConstraints(width: 100));
recordingCanvas.drawParagraph(paragraph, const ui.Offset(10, 10));
recordingCanvas.endRecording();
canvas.clear();
recordingCanvas.apply(canvas, screenRect);
}, whenDone: () {
expect(mockCanvas.methodCallLog, hasLength(3));
MockCanvasCall call = mockCanvas.methodCallLog[0];
expect(call.methodName, 'clear');
call = mockCanvas.methodCallLog[1];
expect(call.methodName, 'drawParagraph');
expect(call.arguments['paragraph'], paragraph);
expect(call.arguments['offset'], const ui.Offset(10, 10));
});
testCanvas('ignores paragraphs that were not laid out',
(EngineCanvas canvas) {
final ui.Rect screenRect = const ui.Rect.fromLTWH(0, 0, 100, 100);
final RecordingCanvas recordingCanvas = RecordingCanvas(screenRect);
final ui.ParagraphBuilder builder =
ui.ParagraphBuilder(ui.ParagraphStyle());
builder.addText('sample');
final ui.Paragraph paragraph = builder.build();
recordingCanvas.drawParagraph(paragraph, const ui.Offset(10, 10));
recordingCanvas.endRecording();
canvas.clear();
recordingCanvas.apply(canvas, screenRect);
}, whenDone: () {
expect(mockCanvas.methodCallLog, hasLength(2));
expect(mockCanvas.methodCallLog[0].methodName, 'clear');
expect(mockCanvas.methodCallLog[1].methodName, 'endOfPaint');
});
});
}