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Add test for interactive_viewer.constrained.0.dart (#158044)

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Contributes to https://github.com/flutter/flutter/issues/130459

It adds a test for
- `examples/api/lib/widgets/interactive_viewer/interactive_viewer.constrained.0.dart`
This commit is contained in:
Valentin Vignal 2024-11-04 09:47:30 +08:00 committed by GitHub
parent 0505176f1b
commit a1fbc839e2
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2 changed files with 79 additions and 1 deletions
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1
dev/bots/check_code_samples.dart
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@ -316,5 +316,4 @@ final Set<String> _knownMissingTests = <String>{
'examples/api/test/widgets/scrollbar/raw_scrollbar.2_test.dart',
'examples/api/test/widgets/scrollbar/raw_scrollbar.desktop.0_test.dart',
'examples/api/test/widgets/scrollbar/raw_scrollbar.shape.0_test.dart',
'examples/api/test/widgets/interactive_viewer/interactive_viewer.constrained.0_test.dart',
};

79
examples/api/test/widgets/interactive_viewer/interactive_viewer.constrained.0_test.dart Normal file
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@ -0,0 +1,79 @@
// Copyright 2014 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.
import 'package:flutter/material.dart';
import 'package:flutter_api_samples/widgets/interactive_viewer/interactive_viewer.constrained.0.dart'
as example;
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets('The reset button resets the view with an animation', (WidgetTester tester) async {
await tester.pumpWidget(
const example.ConstrainedExampleApp(),
);
expect(find.widgetWithText(AppBar, 'Constrained Sample'), findsOne);
expect(find.byType(InteractiveViewer), findsOne);
for (int row = 0; row < 48; row += 1) {
for (int column = 0; column < 6; column += 1) {
expect(find.text('$row x $column'), findsOne);
}
}
expect(
tester.getRect(find.byType(Table)),
rectMoreOrLessEquals(const Rect.fromLTRB(0.0, 56.0, 1200.0, 1304.0)),
);
// Pans along the x axis.
const Offset panStart = Offset(400.0, 300.0);
final Offset panXEnd = panStart - const Offset(0, 20);
final TestGesture gesturePanX = await tester.startGesture(panStart);
await tester.pump();
await gesturePanX.moveTo(panXEnd);
await tester.pump();
await gesturePanX.up();
await tester.pumpAndSettle();
expect(
tester.getRect(find.byType(Table)),
rectMoreOrLessEquals(const Rect.fromLTRB(0.0, 36.0, 1200.0, 1284.0)),
);
// Pans along the Y axis.
final Offset panYEnd = panStart - const Offset(20, 0);
final TestGesture gesturePanY = await tester.startGesture(panStart);
await tester.pump();
await gesturePanY.moveTo(panYEnd);
await tester.pump();
await gesturePanY.up();
await tester.pumpAndSettle();
expect(
tester.getRect(find.byType(Table)),
rectMoreOrLessEquals(const Rect.fromLTRB(-20.0, 36.0, 1180.0, 1284.0)),
);
// Tries to zooms even if it is disabled.
const Offset scaleStart1 = Offset(400.0, 300.0);
final Offset scaleStart2 = scaleStart1 + const Offset(10.0, 0.0);
final Offset scaleEnd1 = scaleStart1 - const Offset(10.0, 0.0);
final Offset scaleEnd2 = scaleStart2 + const Offset(10.0, 0.0);
final TestGesture gesture1 = await tester.createGesture();
final TestGesture gesture2 = await tester.createGesture();
await gesture1.down(scaleStart1);
await gesture2.down(scaleStart2);
await tester.pump();
await gesture1.moveTo(scaleEnd1);
await gesture2.moveTo(scaleEnd2);
await tester.pump();
await gesture1.up();
await gesture2.up();
await tester.pumpAndSettle();
expect(
tester.getRect(find.byType(Table)),
rectMoreOrLessEquals(const Rect.fromLTRB(-20.0, 36.0, 1180.0, 1284.0)),
);
});
}