diff --git a/dev/bots/check_code_samples.dart b/dev/bots/check_code_samples.dart index 6391d684cd..b10fefc093 100644 --- a/dev/bots/check_code_samples.dart +++ b/dev/bots/check_code_samples.dart @@ -316,5 +316,4 @@ final Set _knownMissingTests = { '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', }; diff --git a/examples/api/test/widgets/interactive_viewer/interactive_viewer.constrained.0_test.dart b/examples/api/test/widgets/interactive_viewer/interactive_viewer.constrained.0_test.dart new file mode 100644 index 0000000000..4768cbba53 --- /dev/null +++ b/examples/api/test/widgets/interactive_viewer/interactive_viewer.constrained.0_test.dart @@ -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)), + ); + }); +}