Adam Barth f8342c7a84 Fix analyzer warnings related to SemanticsListener
These were introduced by the recent engine roll.
2016-01-30 21:55:59 -08:00

430 lines
16 KiB
Dart

// Copyright 2015 The Chromium 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/rendering.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:test/test.dart';
import 'test_semantics.dart';
void main() {
test('Does tooltip end up in the right place - top left', () {
testWidgets((WidgetTester tester) {
GlobalKey key = new GlobalKey();
tester.pumpWidget(
new Overlay(
initialEntries: <OverlayEntry>[
new OverlayEntry(
builder: (BuildContext context) {
return new Stack(
children: <Widget>[
new Positioned(
left: 0.0,
top: 0.0,
child: new Tooltip(
key: key,
message: 'TIP',
height: 20.0,
padding: const EdgeDims.all(5.0),
verticalOffset: 20.0,
screenEdgeMargin: const EdgeDims.all(10.0),
preferBelow: false,
fadeDuration: const Duration(seconds: 1),
showDuration: const Duration(seconds: 2),
child: new Container(
width: 0.0,
height: 0.0
)
)
),
]
);
}
),
]
)
);
key.currentState.showTooltip();
tester.pump(const Duration(seconds: 2)); // faded in, show timer started (and at 0.0)
/********************* 800x600 screen
*o * y=0
*| * }- 20.0 vertical offset, of which 10.0 is in the screen edge margin
*+----+ * \- (5.0 padding in height)
*| | * |- 20 height
*+----+ * /- (5.0 padding in height)
* *
*********************/
RenderBox tip = tester.findText('TIP').renderObject.parent.parent.parent.parent.parent;
expect(tip.size.height, equals(20.0)); // 10.0 height + 5.0 padding * 2 (top, bottom)
expect(tip.localToGlobal(tip.size.topLeft(Point.origin)), equals(const Point(10.0, 20.0)));
});
});
test('Does tooltip end up in the right place - center prefer above fits', () {
testWidgets((WidgetTester tester) {
GlobalKey key = new GlobalKey();
tester.pumpWidget(
new Overlay(
initialEntries: <OverlayEntry>[
new OverlayEntry(
builder: (BuildContext context) {
return new Stack(
children: <Widget>[
new Positioned(
left: 400.0,
top: 300.0,
child: new Tooltip(
key: key,
message: 'TIP',
height: 100.0,
padding: const EdgeDims.all(0.0),
verticalOffset: 100.0,
screenEdgeMargin: const EdgeDims.all(100.0),
preferBelow: false,
fadeDuration: const Duration(seconds: 1),
showDuration: const Duration(seconds: 2),
child: new Container(
width: 0.0,
height: 0.0
)
)
),
]
);
}
),
]
)
);
key.currentState.showTooltip();
tester.pump(const Duration(seconds: 2)); // faded in, show timer started (and at 0.0)
/********************* 800x600 screen
* ___ * }-100.0 margin
* |___| * }-100.0 height
* | * }-100.0 vertical offset
* o * y=300.0
* *
* *
* *
*********************/
RenderBox tip = tester.findText('TIP').renderObject.parent;
expect(tip.size.height, equals(100.0));
expect(tip.localToGlobal(tip.size.topLeft(Point.origin)).y, equals(100.0));
expect(tip.localToGlobal(tip.size.bottomRight(Point.origin)).y, equals(200.0));
});
});
test('Does tooltip end up in the right place - center prefer above does not fit', () {
testWidgets((WidgetTester tester) {
GlobalKey key = new GlobalKey();
tester.pumpWidget(
new Overlay(
initialEntries: <OverlayEntry>[
new OverlayEntry(
builder: (BuildContext context) {
return new Stack(
children: <Widget>[
new Positioned(
left: 400.0,
top: 299.0,
child: new Tooltip(
key: key,
message: 'TIP',
height: 100.0,
padding: const EdgeDims.all(0.0),
verticalOffset: 100.0,
screenEdgeMargin: const EdgeDims.all(100.0),
preferBelow: false,
fadeDuration: const Duration(seconds: 1),
showDuration: const Duration(seconds: 2),
child: new Container(
width: 0.0,
height: 0.0
)
)
),
]
);
}
),
]
)
);
key.currentState.showTooltip();
tester.pump(const Duration(seconds: 2)); // faded in, show timer started (and at 0.0)
// we try to put it here but it doesn't fit:
/********************* 800x600 screen
* ___ * }-100.0 margin
* |___| * }-100.0 height (starts at y=99.0)
* | * }-100.0 vertical offset
* o * y=299.0
* *
* *
* *
*********************/
// so we put it here:
/********************* 800x600 screen
* *
* *
* o * y=299.0
* _|_ * }-100.0 vertical offset
* |___| * }-100.0 height
* * }-100.0 margin
*********************/
RenderBox tip = tester.findText('TIP').renderObject.parent;
expect(tip.size.height, equals(100.0));
expect(tip.localToGlobal(tip.size.topLeft(Point.origin)).y, equals(399.0));
expect(tip.localToGlobal(tip.size.bottomRight(Point.origin)).y, equals(499.0));
});
});
test('Does tooltip end up in the right place - center prefer below fits', () {
testWidgets((WidgetTester tester) {
GlobalKey key = new GlobalKey();
tester.pumpWidget(
new Overlay(
initialEntries: <OverlayEntry>[
new OverlayEntry(
builder: (BuildContext context) {
return new Stack(
children: <Widget>[
new Positioned(
left: 400.0,
top: 300.0,
child: new Tooltip(
key: key,
message: 'TIP',
height: 100.0,
padding: const EdgeDims.all(0.0),
verticalOffset: 100.0,
screenEdgeMargin: const EdgeDims.all(100.0),
preferBelow: true,
fadeDuration: const Duration(seconds: 1),
showDuration: const Duration(seconds: 2),
child: new Container(
width: 0.0,
height: 0.0
)
)
),
]
);
}
),
]
)
);
key.currentState.showTooltip();
tester.pump(const Duration(seconds: 2)); // faded in, show timer started (and at 0.0)
/********************* 800x600 screen
* *
* *
* o * y=300.0
* _|_ * }-100.0 vertical offset
* |___| * }-100.0 height
* * }-100.0 margin
*********************/
RenderBox tip = tester.findText('TIP').renderObject.parent;
expect(tip.size.height, equals(100.0));
expect(tip.localToGlobal(tip.size.topLeft(Point.origin)).y, equals(400.0));
expect(tip.localToGlobal(tip.size.bottomRight(Point.origin)).y, equals(500.0));
});
});
test('Does tooltip end up in the right place - way off to the right', () {
testWidgets((WidgetTester tester) {
GlobalKey key = new GlobalKey();
tester.pumpWidget(
new Overlay(
initialEntries: <OverlayEntry>[
new OverlayEntry(
builder: (BuildContext context) {
return new Stack(
children: <Widget>[
new Positioned(
left: 1600.0,
top: 300.0,
child: new Tooltip(
key: key,
message: 'TIP',
height: 10.0,
padding: const EdgeDims.all(0.0),
verticalOffset: 10.0,
screenEdgeMargin: const EdgeDims.all(10.0),
preferBelow: true,
fadeDuration: const Duration(seconds: 1),
showDuration: const Duration(seconds: 2),
child: new Container(
width: 0.0,
height: 0.0
)
)
),
]
);
}
),
]
)
);
key.currentState.showTooltip();
tester.pump(const Duration(seconds: 2)); // faded in, show timer started (and at 0.0)
/********************* 800x600 screen
* *
* *
* * y=300.0; target --> o
* ___| * }-10.0 vertical offset
* |___| * }-10.0 height
* *
* * }-10.0 margin
*********************/
RenderBox tip = tester.findText('TIP').renderObject.parent;
expect(tip.size.height, equals(10.0));
expect(tip.localToGlobal(tip.size.topLeft(Point.origin)).y, equals(310.0));
expect(tip.localToGlobal(tip.size.bottomRight(Point.origin)).x, equals(790.0));
expect(tip.localToGlobal(tip.size.bottomRight(Point.origin)).y, equals(320.0));
});
});
test('Does tooltip end up in the right place - near the edge', () {
testWidgets((WidgetTester tester) {
GlobalKey key = new GlobalKey();
tester.pumpWidget(
new Overlay(
initialEntries: <OverlayEntry>[
new OverlayEntry(
builder: (BuildContext context) {
return new Stack(
children: <Widget>[
new Positioned(
left: 780.0,
top: 300.0,
child: new Tooltip(
key: key,
message: 'TIP',
height: 10.0,
padding: const EdgeDims.all(0.0),
verticalOffset: 10.0,
screenEdgeMargin: const EdgeDims.all(10.0),
preferBelow: true,
fadeDuration: const Duration(seconds: 1),
showDuration: const Duration(seconds: 2),
child: new Container(
width: 0.0,
height: 0.0
)
)
),
]
);
}
),
]
)
);
key.currentState.showTooltip();
tester.pump(const Duration(seconds: 2)); // faded in, show timer started (and at 0.0)
/********************* 800x600 screen
* *
* *
* o * y=300.0
* __| * }-10.0 vertical offset
* |___| * }-10.0 height
* *
* * }-10.0 margin
*********************/
RenderBox tip = tester.findText('TIP').renderObject.parent;
expect(tip.size.height, equals(10.0));
expect(tip.localToGlobal(tip.size.topLeft(Point.origin)).y, equals(310.0));
expect(tip.localToGlobal(tip.size.bottomRight(Point.origin)).x, equals(790.0));
expect(tip.localToGlobal(tip.size.bottomRight(Point.origin)).y, equals(320.0));
});
});
test('Does tooltip contribute semantics', () {
testWidgets((WidgetTester tester) {
TestSemanticsListener client = new TestSemanticsListener();
GlobalKey key = new GlobalKey();
tester.pumpWidget(
new Overlay(
initialEntries: <OverlayEntry>[
new OverlayEntry(
builder: (BuildContext context) {
return new Stack(
children: <Widget>[
new Positioned(
left: 780.0,
top: 300.0,
child: new Tooltip(
key: key,
message: 'TIP',
fadeDuration: const Duration(seconds: 1),
showDuration: const Duration(seconds: 2),
child: new Container(width: 0.0, height: 0.0)
)
),
]
);
}
),
]
)
);
expect(client.updates.length, equals(2));
expect(client.updates[0].id, equals(0));
expect(client.updates[0].flags.canBeTapped, isFalse);
expect(client.updates[0].flags.canBeLongPressed, isFalse);
expect(client.updates[0].flags.canBeScrolledHorizontally, isFalse);
expect(client.updates[0].flags.canBeScrolledVertically, isFalse);
expect(client.updates[0].flags.hasCheckedState, isFalse);
expect(client.updates[0].flags.isChecked, isFalse);
expect(client.updates[0].strings.label, equals('TIP'));
expect(client.updates[0].geometry.transform, isNull);
expect(client.updates[0].geometry.left, equals(0.0));
expect(client.updates[0].geometry.top, equals(0.0));
expect(client.updates[0].geometry.width, equals(800.0));
expect(client.updates[0].geometry.height, equals(600.0));
expect(client.updates[0].children.length, equals(0));
expect(client.updates[1], isNull);
client.updates.clear();
key.currentState.showTooltip(); // this triggers a rebuild of the semantics because the tree changes
tester.pump(const Duration(seconds: 2)); // faded in, show timer started (and at 0.0)
expect(client.updates.length, equals(2));
expect(client.updates[0].id, equals(0));
expect(client.updates[0].flags.canBeTapped, isFalse);
expect(client.updates[0].flags.canBeLongPressed, isFalse);
expect(client.updates[0].flags.canBeScrolledHorizontally, isFalse);
expect(client.updates[0].flags.canBeScrolledVertically, isFalse);
expect(client.updates[0].flags.hasCheckedState, isFalse);
expect(client.updates[0].flags.isChecked, isFalse);
expect(client.updates[0].strings.label, equals('TIP'));
expect(client.updates[0].geometry.transform, isNull);
expect(client.updates[0].geometry.left, equals(0.0));
expect(client.updates[0].geometry.top, equals(0.0));
expect(client.updates[0].geometry.width, equals(800.0));
expect(client.updates[0].geometry.height, equals(600.0));
expect(client.updates[0].children.length, equals(0));
expect(client.updates[1], isNull);
client.updates.clear();
});
});
}