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abdullh.alsoleman
Front-End
Commits
d053a4d0
Unverified
Commit
d053a4d0
authored
Jul 29, 2020
by
Ming Lyu (CareF)
Committed by
GitHub
Jul 29, 2020
Browse files
Options
Browse Files
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Plain Diff
Move key event and semantics related method from WidgetTester to WidgetController (#62362)
parent
0a69e810
Changes
4
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Showing
4 changed files
with
252 additions
and
246 deletions
+252
-246
controller.dart
packages/flutter_test/lib/src/controller.dart
+113
-0
widget_tester.dart
packages/flutter_test/lib/src/widget_tester.dart
+4
-112
controller_test.dart
packages/flutter_test/test/controller_test.dart
+135
-0
widget_tester_test.dart
packages/flutter_test/test/widget_tester_test.dart
+0
-134
No files found.
packages/flutter_test/lib/src/controller.dart
View file @
d053a4d0
...
@@ -7,9 +7,11 @@ import 'dart:async';
...
@@ -7,9 +7,11 @@ import 'dart:async';
import
'package:clock/clock.dart'
;
import
'package:clock/clock.dart'
;
import
'package:flutter/gestures.dart'
;
import
'package:flutter/gestures.dart'
;
import
'package:flutter/rendering.dart'
;
import
'package:flutter/rendering.dart'
;
import
'package:flutter/services.dart'
;
import
'package:flutter/widgets.dart'
;
import
'package:flutter/widgets.dart'
;
import
'all_elements.dart'
;
import
'all_elements.dart'
;
import
'event_simulation.dart'
;
import
'finders.dart'
;
import
'finders.dart'
;
import
'test_async_utils.dart'
;
import
'test_async_utils.dart'
;
import
'test_pointer.dart'
;
import
'test_pointer.dart'
;
...
@@ -686,10 +688,121 @@ abstract class WidgetController {
...
@@ -686,10 +688,121 @@ abstract class WidgetController {
return
box
.
size
;
return
box
.
size
;
}
}
/// Simulates sending physical key down and up events through the system channel.
///
/// This only simulates key events coming from a physical keyboard, not from a
/// soft keyboard.
///
/// Specify `platform` as one of the platforms allowed in
/// [Platform.operatingSystem] to make the event appear to be from that type
/// of system. Defaults to "android". Must not be null. Some platforms (e.g.
/// Windows, iOS) are not yet supported.
///
/// Keys that are down when the test completes are cleared after each test.
///
/// This method sends both the key down and the key up events, to simulate a
/// key press. To simulate individual down and/or up events, see
/// [sendKeyDownEvent] and [sendKeyUpEvent].
///
/// See also:
///
/// - [sendKeyDownEvent] to simulate only a key down event.
/// - [sendKeyUpEvent] to simulate only a key up event.
Future
<
void
>
sendKeyEvent
(
LogicalKeyboardKey
key
,
{
String
platform
=
'android'
})
async
{
assert
(
platform
!=
null
);
await
simulateKeyDownEvent
(
key
,
platform:
platform
);
// Internally wrapped in async guard.
return
simulateKeyUpEvent
(
key
,
platform:
platform
);
}
/// Simulates sending a physical key down event through the system channel.
///
/// This only simulates key down events coming from a physical keyboard, not
/// from a soft keyboard.
///
/// Specify `platform` as one of the platforms allowed in
/// [Platform.operatingSystem] to make the event appear to be from that type
/// of system. Defaults to "android". Must not be null. Some platforms (e.g.
/// Windows, iOS) are not yet supported.
///
/// Keys that are down when the test completes are cleared after each test.
///
/// See also:
///
/// - [sendKeyUpEvent] to simulate the corresponding key up event.
/// - [sendKeyEvent] to simulate both the key up and key down in the same call.
Future
<
void
>
sendKeyDownEvent
(
LogicalKeyboardKey
key
,
{
String
platform
=
'android'
})
async
{
assert
(
platform
!=
null
);
// Internally wrapped in async guard.
return
simulateKeyDownEvent
(
key
,
platform:
platform
);
}
/// Simulates sending a physical key up event through the system channel.
///
/// This only simulates key up events coming from a physical keyboard,
/// not from a soft keyboard.
///
/// Specify `platform` as one of the platforms allowed in
/// [Platform.operatingSystem] to make the event appear to be from that type
/// of system. Defaults to "android". May not be null.
///
/// See also:
///
/// - [sendKeyDownEvent] to simulate the corresponding key down event.
/// - [sendKeyEvent] to simulate both the key up and key down in the same call.
Future
<
void
>
sendKeyUpEvent
(
LogicalKeyboardKey
key
,
{
String
platform
=
'android'
})
async
{
assert
(
platform
!=
null
);
// Internally wrapped in async guard.
return
simulateKeyUpEvent
(
key
,
platform:
platform
);
}
/// Returns the rect of the given widget. This is only valid once
/// Returns the rect of the given widget. This is only valid once
/// the widget's render object has been laid out at least once.
/// the widget's render object has been laid out at least once.
Rect
getRect
(
Finder
finder
)
=>
getTopLeft
(
finder
)
&
getSize
(
finder
);
Rect
getRect
(
Finder
finder
)
=>
getTopLeft
(
finder
)
&
getSize
(
finder
);
/// Attempts to find the [SemanticsNode] of first result from `finder`.
///
/// If the object identified by the finder doesn't own it's semantic node,
/// this will return the semantics data of the first ancestor with semantics.
/// The ancestor's semantic data will include the child's as well as
/// other nodes that have been merged together.
///
/// If the [SemanticsNode] of the object identified by the finder is
/// force-merged into an ancestor (e.g. via the [MergeSemantics] widget)
/// the node into which it is merged is returned. That node will include
/// all the semantics information of the nodes merged into it.
///
/// Will throw a [StateError] if the finder returns more than one element or
/// if no semantics are found or are not enabled.
SemanticsNode
getSemantics
(
Finder
finder
)
{
if
(
binding
.
pipelineOwner
.
semanticsOwner
==
null
)
throw
StateError
(
'Semantics are not enabled.'
);
final
Iterable
<
Element
>
candidates
=
finder
.
evaluate
();
if
(
candidates
.
isEmpty
)
{
throw
StateError
(
'Finder returned no matching elements.'
);
}
if
(
candidates
.
length
>
1
)
{
throw
StateError
(
'Finder returned more than one element.'
);
}
final
Element
element
=
candidates
.
single
;
RenderObject
renderObject
=
element
.
findRenderObject
();
SemanticsNode
result
=
renderObject
.
debugSemantics
;
while
(
renderObject
!=
null
&&
(
result
==
null
||
result
.
isMergedIntoParent
))
{
renderObject
=
renderObject
?.
parent
as
RenderObject
;
result
=
renderObject
?.
debugSemantics
;
}
if
(
result
==
null
)
throw
StateError
(
'No Semantics data found.'
);
return
result
;
}
/// Enable semantics in a test by creating a [SemanticsHandle].
///
/// The handle must be disposed at the end of the test.
SemanticsHandle
ensureSemantics
()
{
return
binding
.
pipelineOwner
.
ensureSemantics
();
}
/// Given a widget `W` specified by [finder] and a [Scrollable] widget `S` in
/// Given a widget `W` specified by [finder] and a [Scrollable] widget `S` in
/// its ancestry tree, this scrolls `S` so as to make `W` visible.
/// its ancestry tree, this scrolls `S` so as to make `W` visible.
///
///
...
...
packages/flutter_test/lib/src/widget_tester.dart
View file @
d053a4d0
...
@@ -20,7 +20,6 @@ import 'package:test_api/test_api.dart' as test_package;
...
@@ -20,7 +20,6 @@ import 'package:test_api/test_api.dart' as test_package;
import
'all_elements.dart'
;
import
'all_elements.dart'
;
import
'binding.dart'
;
import
'binding.dart'
;
import
'controller.dart'
;
import
'controller.dart'
;
import
'event_simulation.dart'
;
import
'finders.dart'
;
import
'finders.dart'
;
import
'matchers.dart'
;
import
'matchers.dart'
;
import
'restoration.dart'
;
import
'restoration.dart'
;
...
@@ -560,6 +559,10 @@ class WidgetTester extends WidgetController implements HitTestDispatcher, Ticker
...
@@ -560,6 +559,10 @@ class WidgetTester extends WidgetController implements HitTestDispatcher, Ticker
/// frames) for `duration` amount of time, and then received a "Vsync" signal
/// frames) for `duration` amount of time, and then received a "Vsync" signal
/// to paint the application.
/// to paint the application.
///
///
/// For a [FakeAsync] environment (typically in `flutter test`), this advances
/// time and timeout counting; for a live environment this delays `duration`
/// time.
///
/// This is a convenience function that just calls
/// This is a convenience function that just calls
/// [TestWidgetsFlutterBinding.pump].
/// [TestWidgetsFlutterBinding.pump].
///
///
...
@@ -1055,74 +1058,6 @@ class WidgetTester extends WidgetController implements HitTestDispatcher, Ticker
...
@@ -1055,74 +1058,6 @@ class WidgetTester extends WidgetController implements HitTestDispatcher, Ticker
});
});
}
}
/// Simulates sending physical key down and up events through the system channel.
///
/// This only simulates key events coming from a physical keyboard, not from a
/// soft keyboard.
///
/// Specify `platform` as one of the platforms allowed in
/// [Platform.operatingSystem] to make the event appear to be from that type
/// of system. Defaults to "android". Must not be null. Some platforms (e.g.
/// Windows, iOS) are not yet supported.
///
/// Keys that are down when the test completes are cleared after each test.
///
/// This method sends both the key down and the key up events, to simulate a
/// key press. To simulate individual down and/or up events, see
/// [sendKeyDownEvent] and [sendKeyUpEvent].
///
/// See also:
///
/// - [sendKeyDownEvent] to simulate only a key down event.
/// - [sendKeyUpEvent] to simulate only a key up event.
Future
<
void
>
sendKeyEvent
(
LogicalKeyboardKey
key
,
{
String
platform
=
'android'
})
async
{
assert
(
platform
!=
null
);
await
simulateKeyDownEvent
(
key
,
platform:
platform
);
// Internally wrapped in async guard.
return
simulateKeyUpEvent
(
key
,
platform:
platform
);
}
/// Simulates sending a physical key down event through the system channel.
///
/// This only simulates key down events coming from a physical keyboard, not
/// from a soft keyboard.
///
/// Specify `platform` as one of the platforms allowed in
/// [Platform.operatingSystem] to make the event appear to be from that type
/// of system. Defaults to "android". Must not be null. Some platforms (e.g.
/// Windows, iOS) are not yet supported.
///
/// Keys that are down when the test completes are cleared after each test.
///
/// See also:
///
/// - [sendKeyUpEvent] to simulate the corresponding key up event.
/// - [sendKeyEvent] to simulate both the key up and key down in the same call.
Future
<
void
>
sendKeyDownEvent
(
LogicalKeyboardKey
key
,
{
String
platform
=
'android'
})
async
{
assert
(
platform
!=
null
);
// Internally wrapped in async guard.
return
simulateKeyDownEvent
(
key
,
platform:
platform
);
}
/// Simulates sending a physical key up event through the system channel.
///
/// This only simulates key up events coming from a physical keyboard,
/// not from a soft keyboard.
///
/// Specify `platform` as one of the platforms allowed in
/// [Platform.operatingSystem] to make the event appear to be from that type
/// of system. Defaults to "android". May not be null.
///
/// See also:
///
/// - [sendKeyDownEvent] to simulate the corresponding key down event.
/// - [sendKeyEvent] to simulate both the key up and key down in the same call.
Future
<
void
>
sendKeyUpEvent
(
LogicalKeyboardKey
key
,
{
String
platform
=
'android'
})
async
{
assert
(
platform
!=
null
);
// Internally wrapped in async guard.
return
simulateKeyUpEvent
(
key
,
platform:
platform
);
}
/// Makes an effort to dismiss the current page with a Material [Scaffold] or
/// Makes an effort to dismiss the current page with a Material [Scaffold] or
/// a [CupertinoPageScaffold].
/// a [CupertinoPageScaffold].
///
///
...
@@ -1139,49 +1074,6 @@ class WidgetTester extends WidgetController implements HitTestDispatcher, Ticker
...
@@ -1139,49 +1074,6 @@ class WidgetTester extends WidgetController implements HitTestDispatcher, Ticker
await
tap
(
backButton
);
await
tap
(
backButton
);
});
});
}
}
/// Attempts to find the [SemanticsNode] of first result from `finder`.
///
/// If the object identified by the finder doesn't own it's semantic node,
/// this will return the semantics data of the first ancestor with semantics.
/// The ancestor's semantic data will include the child's as well as
/// other nodes that have been merged together.
///
/// If the [SemanticsNode] of the object identified by the finder is
/// force-merged into an ancestor (e.g. via the [MergeSemantics] widget)
/// the node into which it is merged is returned. That node will include
/// all the semantics information of the nodes merged into it.
///
/// Will throw a [StateError] if the finder returns more than one element or
/// if no semantics are found or are not enabled.
SemanticsNode
getSemantics
(
Finder
finder
)
{
if
(
binding
.
pipelineOwner
.
semanticsOwner
==
null
)
throw
StateError
(
'Semantics are not enabled.'
);
final
Iterable
<
Element
>
candidates
=
finder
.
evaluate
();
if
(
candidates
.
isEmpty
)
{
throw
StateError
(
'Finder returned no matching elements.'
);
}
if
(
candidates
.
length
>
1
)
{
throw
StateError
(
'Finder returned more than one element.'
);
}
final
Element
element
=
candidates
.
single
;
RenderObject
renderObject
=
element
.
findRenderObject
();
SemanticsNode
result
=
renderObject
.
debugSemantics
;
while
(
renderObject
!=
null
&&
(
result
==
null
||
result
.
isMergedIntoParent
))
{
renderObject
=
renderObject
?.
parent
as
RenderObject
;
result
=
renderObject
?.
debugSemantics
;
}
if
(
result
==
null
)
throw
StateError
(
'No Semantics data found.'
);
return
result
;
}
/// Enable semantics in a test by creating a [SemanticsHandle].
///
/// The handle must be disposed at the end of the test.
SemanticsHandle
ensureSemantics
()
{
return
binding
.
pipelineOwner
.
ensureSemantics
();
}
}
}
typedef
_TickerDisposeCallback
=
void
Function
(
_TestTicker
ticker
);
typedef
_TickerDisposeCallback
=
void
Function
(
_TestTicker
ticker
);
...
...
packages/flutter_test/test/controller_test.dart
View file @
d053a4d0
...
@@ -4,6 +4,7 @@
...
@@ -4,6 +4,7 @@
import
'dart:ui'
;
import
'dart:ui'
;
import
'package:flutter/semantics.dart'
;
import
'package:flutter/material.dart'
;
import
'package:flutter/material.dart'
;
import
'package:flutter/widgets.dart'
;
import
'package:flutter/widgets.dart'
;
import
'package:flutter_test/flutter_test.dart'
;
import
'package:flutter_test/flutter_test.dart'
;
...
@@ -22,6 +23,140 @@ class TestDragData {
...
@@ -22,6 +23,140 @@ class TestDragData {
}
}
void
main
(
)
{
void
main
(
)
{
group
(
'getSemanticsData'
,
()
{
testWidgets
(
'throws when there are no semantics'
,
(
WidgetTester
tester
)
async
{
await
tester
.
pumpWidget
(
const
MaterialApp
(
home:
Scaffold
(
body:
Text
(
'hello'
),
),
),
);
expect
(()
=>
tester
.
getSemantics
(
find
.
text
(
'hello'
)),
throwsStateError
);
},
semanticsEnabled:
false
);
testWidgets
(
'throws when there are multiple results from the finder'
,
(
WidgetTester
tester
)
async
{
final
SemanticsHandle
semanticsHandle
=
tester
.
ensureSemantics
();
await
tester
.
pumpWidget
(
MaterialApp
(
home:
Scaffold
(
body:
Row
(
children:
const
<
Widget
>[
Text
(
'hello'
),
Text
(
'hello'
),
],
),
),
),
);
expect
(()
=>
tester
.
getSemantics
(
find
.
text
(
'hello'
)),
throwsStateError
);
semanticsHandle
.
dispose
();
});
testWidgets
(
'Returns the correct SemanticsData'
,
(
WidgetTester
tester
)
async
{
final
SemanticsHandle
semanticsHandle
=
tester
.
ensureSemantics
();
await
tester
.
pumpWidget
(
MaterialApp
(
home:
Scaffold
(
body:
Container
(
child:
OutlineButton
(
onPressed:
()
{
},
child:
const
Text
(
'hello'
),
),
),
),
),
);
final
SemanticsNode
node
=
tester
.
getSemantics
(
find
.
text
(
'hello'
));
final
SemanticsData
semantics
=
node
.
getSemanticsData
();
expect
(
semantics
.
label
,
'hello'
);
expect
(
semantics
.
hasAction
(
SemanticsAction
.
tap
),
true
);
expect
(
semantics
.
hasFlag
(
SemanticsFlag
.
isButton
),
true
);
semanticsHandle
.
dispose
();
});
testWidgets
(
'Can enable semantics for tests via semanticsEnabled'
,
(
WidgetTester
tester
)
async
{
await
tester
.
pumpWidget
(
MaterialApp
(
home:
Scaffold
(
body:
Container
(
child:
OutlineButton
(
onPressed:
()
{
},
child:
const
Text
(
'hello'
),
),
),
),
),
);
final
SemanticsNode
node
=
tester
.
getSemantics
(
find
.
text
(
'hello'
));
final
SemanticsData
semantics
=
node
.
getSemanticsData
();
expect
(
semantics
.
label
,
'hello'
);
expect
(
semantics
.
hasAction
(
SemanticsAction
.
tap
),
true
);
expect
(
semantics
.
hasFlag
(
SemanticsFlag
.
isButton
),
true
);
},
semanticsEnabled:
true
);
testWidgets
(
'Returns merged SemanticsData'
,
(
WidgetTester
tester
)
async
{
final
SemanticsHandle
semanticsHandle
=
tester
.
ensureSemantics
();
const
Key
key
=
Key
(
'test'
);
await
tester
.
pumpWidget
(
MaterialApp
(
home:
Scaffold
(
body:
Semantics
(
label:
'A'
,
child:
Semantics
(
label:
'B'
,
child:
Semantics
(
key:
key
,
label:
'C'
,
child:
Container
(),
),
),
),
),
),
);
final
SemanticsNode
node
=
tester
.
getSemantics
(
find
.
byKey
(
key
));
final
SemanticsData
semantics
=
node
.
getSemanticsData
();
expect
(
semantics
.
label
,
'A
\n
B
\n
C'
);
semanticsHandle
.
dispose
();
});
testWidgets
(
'Does not return partial semantics'
,
(
WidgetTester
tester
)
async
{
final
SemanticsHandle
semanticsHandle
=
tester
.
ensureSemantics
();
final
Key
key
=
UniqueKey
();
await
tester
.
pumpWidget
(
MaterialApp
(
home:
Scaffold
(
body:
MergeSemantics
(
child:
Semantics
(
container:
true
,
label:
'A'
,
child:
Semantics
(
container:
true
,
key:
key
,
label:
'B'
,
child:
Container
(),
),
),
),
),
),
);
final
SemanticsNode
node
=
tester
.
getSemantics
(
find
.
byKey
(
key
));
final
SemanticsData
semantics
=
node
.
getSemanticsData
();
expect
(
semantics
.
label
,
'A
\n
B'
);
semanticsHandle
.
dispose
();
});
});
testWidgets
(
testWidgets
(
'WidgetTester.drag must break the offset into multiple parallel components if '
'WidgetTester.drag must break the offset into multiple parallel components if '
'the drag goes outside the touch slop values'
,
'the drag goes outside the touch slop values'
,
...
...
packages/flutter_test/test/widget_tester_test.dart
View file @
d053a4d0
...
@@ -24,140 +24,6 @@ const List<Widget> fooBarTexts = <Text>[
...
@@ -24,140 +24,6 @@ const List<Widget> fooBarTexts = <Text>[
];
];
void
main
(
)
{
void
main
(
)
{
group
(
'getSemanticsData'
,
()
{
testWidgets
(
'throws when there are no semantics'
,
(
WidgetTester
tester
)
async
{
await
tester
.
pumpWidget
(
const
MaterialApp
(
home:
Scaffold
(
body:
Text
(
'hello'
),
),
),
);
expect
(()
=>
tester
.
getSemantics
(
find
.
text
(
'hello'
)),
throwsStateError
);
},
semanticsEnabled:
false
);
testWidgets
(
'throws when there are multiple results from the finder'
,
(
WidgetTester
tester
)
async
{
final
SemanticsHandle
semanticsHandle
=
tester
.
ensureSemantics
();
await
tester
.
pumpWidget
(
MaterialApp
(
home:
Scaffold
(
body:
Row
(
children:
const
<
Widget
>[
Text
(
'hello'
),
Text
(
'hello'
),
],
),
),
),
);
expect
(()
=>
tester
.
getSemantics
(
find
.
text
(
'hello'
)),
throwsStateError
);
semanticsHandle
.
dispose
();
});
testWidgets
(
'Returns the correct SemanticsData'
,
(
WidgetTester
tester
)
async
{
final
SemanticsHandle
semanticsHandle
=
tester
.
ensureSemantics
();
await
tester
.
pumpWidget
(
MaterialApp
(
home:
Scaffold
(
body:
Container
(
child:
OutlineButton
(
onPressed:
()
{
},
child:
const
Text
(
'hello'
),
),
),
),
),
);
final
SemanticsNode
node
=
tester
.
getSemantics
(
find
.
text
(
'hello'
));
final
SemanticsData
semantics
=
node
.
getSemanticsData
();
expect
(
semantics
.
label
,
'hello'
);
expect
(
semantics
.
hasAction
(
SemanticsAction
.
tap
),
true
);
expect
(
semantics
.
hasFlag
(
SemanticsFlag
.
isButton
),
true
);
semanticsHandle
.
dispose
();
});
testWidgets
(
'Can enable semantics for tests via semanticsEnabled'
,
(
WidgetTester
tester
)
async
{
await
tester
.
pumpWidget
(
MaterialApp
(
home:
Scaffold
(
body:
Container
(
child:
OutlineButton
(
onPressed:
()
{
},
child:
const
Text
(
'hello'
),
),
),
),
),
);
final
SemanticsNode
node
=
tester
.
getSemantics
(
find
.
text
(
'hello'
));
final
SemanticsData
semantics
=
node
.
getSemanticsData
();
expect
(
semantics
.
label
,
'hello'
);
expect
(
semantics
.
hasAction
(
SemanticsAction
.
tap
),
true
);
expect
(
semantics
.
hasFlag
(
SemanticsFlag
.
isButton
),
true
);
},
semanticsEnabled:
true
);
testWidgets
(
'Returns merged SemanticsData'
,
(
WidgetTester
tester
)
async
{
final
SemanticsHandle
semanticsHandle
=
tester
.
ensureSemantics
();
const
Key
key
=
Key
(
'test'
);
await
tester
.
pumpWidget
(
MaterialApp
(
home:
Scaffold
(
body:
Semantics
(
label:
'A'
,
child:
Semantics
(
label:
'B'
,
child:
Semantics
(
key:
key
,
label:
'C'
,
child:
Container
(),
),
),
),
),
),
);
final
SemanticsNode
node
=
tester
.
getSemantics
(
find
.
byKey
(
key
));
final
SemanticsData
semantics
=
node
.
getSemanticsData
();
expect
(
semantics
.
label
,
'A
\n
B
\n
C'
);
semanticsHandle
.
dispose
();
});
testWidgets
(
'Does not return partial semantics'
,
(
WidgetTester
tester
)
async
{
final
SemanticsHandle
semanticsHandle
=
tester
.
ensureSemantics
();
final
Key
key
=
UniqueKey
();
await
tester
.
pumpWidget
(
MaterialApp
(
home:
Scaffold
(
body:
MergeSemantics
(
child:
Semantics
(
container:
true
,
label:
'A'
,
child:
Semantics
(
container:
true
,
key:
key
,
label:
'B'
,
child:
Container
(),
),
),
),
),
),
);
final
SemanticsNode
node
=
tester
.
getSemantics
(
find
.
byKey
(
key
));
final
SemanticsData
semantics
=
node
.
getSemanticsData
();
expect
(
semantics
.
label
,
'A
\n
B'
);
semanticsHandle
.
dispose
();
});
});
group
(
'expectLater'
,
()
{
group
(
'expectLater'
,
()
{
testWidgets
(
'completes when matcher completes'
,
(
WidgetTester
tester
)
async
{
testWidgets
(
'completes when matcher completes'
,
(
WidgetTester
tester
)
async
{
final
Completer
<
void
>
completer
=
Completer
<
void
>();
final
Completer
<
void
>
completer
=
Completer
<
void
>();
...
...
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