popup_menu_theme_test.dart 29.3 KB
Newer Older
Ian Hickson's avatar
Ian Hickson committed
1
// Copyright 2014 The Flutter Authors. All rights reserved.
2 3 4
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

5
import 'package:flutter/gestures.dart';
6 7 8
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter_test/flutter_test.dart';
9

10 11
PopupMenuThemeData _popupMenuThemeM2() {
  return PopupMenuThemeData(
12
    color: Colors.orange,
13
    shape: const BeveledRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(12))),
14
    elevation: 12.0,
15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
    textStyle: const TextStyle(color: Color(0xffffffff), textBaseline: TextBaseline.alphabetic),
    mouseCursor: MaterialStateProperty.resolveWith<MouseCursor?>((Set<MaterialState> states) {
      if (states.contains(MaterialState.disabled)) {
        return SystemMouseCursors.contextMenu;
      }
      return SystemMouseCursors.alias;
    }),
  );
}

PopupMenuThemeData _popupMenuThemeM3() {
  return PopupMenuThemeData(
    color: Colors.orange,
    shape: const BeveledRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(12))),
    elevation: 12.0,
    shadowColor: const Color(0xff00ff00),
    surfaceTintColor: const Color(0xff00ff00),
    labelTextStyle: MaterialStateProperty.resolveWith((Set<MaterialState> states) {
      if (states.contains(MaterialState.disabled)) {
        return const TextStyle(color: Color(0xfff99ff0), fontSize: 12.0);
      }
      return const TextStyle(color: Color(0xfff12099), fontSize: 17.0);
    }),
    mouseCursor: MaterialStateProperty.resolveWith<MouseCursor?>((Set<MaterialState> states) {
      if (states.contains(MaterialState.disabled)) {
        return SystemMouseCursors.contextMenu;
      }
      return SystemMouseCursors.alias;
    }),
44 45
    iconColor: const Color(0xfff12099),
    iconSize: 17.0,
46 47 48 49 50 51 52 53 54
  );
}

void main() {
  test('PopupMenuThemeData copyWith, ==, hashCode basics', () {
    expect(const PopupMenuThemeData(), const PopupMenuThemeData().copyWith());
    expect(const PopupMenuThemeData().hashCode, const PopupMenuThemeData().copyWith().hashCode);
  });

55 56 57 58 59 60
  test('PopupMenuThemeData lerp special cases', () {
    expect(PopupMenuThemeData.lerp(null, null, 0), null);
    const PopupMenuThemeData data = PopupMenuThemeData();
    expect(identical(PopupMenuThemeData.lerp(data, data, 0.5), data), true);
  });

61 62 63 64 65
  test('PopupMenuThemeData null fields by default', () {
    const PopupMenuThemeData popupMenuTheme = PopupMenuThemeData();
    expect(popupMenuTheme.color, null);
    expect(popupMenuTheme.shape, null);
    expect(popupMenuTheme.elevation, null);
66 67
    expect(popupMenuTheme.shadowColor, null);
    expect(popupMenuTheme.surfaceTintColor, null);
68
    expect(popupMenuTheme.textStyle, null);
69 70
    expect(popupMenuTheme.labelTextStyle, null);
    expect(popupMenuTheme.enableFeedback, null);
71
    expect(popupMenuTheme.mouseCursor, null);
72 73
  });

74
  testWidgets('Default PopupMenuThemeData debugFillProperties', (WidgetTester tester) async {
75 76 77 78 79 80 81 82 83 84 85
    final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
    const PopupMenuThemeData().debugFillProperties(builder);

    final List<String> description = builder.properties
        .where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
        .map((DiagnosticsNode node) => node.toString())
        .toList();

    expect(description, <String>[]);
  });

86
  testWidgets('PopupMenuThemeData implements debugFillProperties', (WidgetTester tester) async {
87
    final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
88
     PopupMenuThemeData(
89
      color: const Color(0xfffffff1),
90
      shape: const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(2.0))),
91
      elevation: 2.0,
92 93 94
      shadowColor: const Color(0xfffffff2),
      surfaceTintColor: const Color(0xfffffff3),
      textStyle: const TextStyle(color: Color(0xfffffff4)),
95 96
      labelTextStyle: MaterialStateProperty.resolveWith((Set<MaterialState> states) {
        if (states.contains(MaterialState.disabled)) {
97
          return const TextStyle(color: Color(0xfffffff5), fontSize: 12.0);
98
        }
99
        return const TextStyle(color: Color(0xfffffff6), fontSize: 17.0);
100
      }),
101
      enableFeedback: false,
102
      mouseCursor: MaterialStateMouseCursor.clickable,
103 104 105
      position: PopupMenuPosition.over,
      iconColor: const Color(0xfffffff8),
      iconSize: 31.0,
106 107 108 109 110 111 112 113
    ).debugFillProperties(builder);

    final List<String> description = builder.properties
        .where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
        .map((DiagnosticsNode node) => node.toString())
        .toList();

    expect(description, <String>[
114
      'color: Color(0xfffffff1)',
115
      'shape: RoundedRectangleBorder(BorderSide(width: 0.0, style: none), BorderRadius.circular(2.0))',
116
      'elevation: 2.0',
117 118 119
      'shadowColor: Color(0xfffffff2)',
      'surfaceTintColor: Color(0xfffffff3)',
      'text style: TextStyle(inherit: true, color: Color(0xfffffff4))',
120
      "labelTextStyle: Instance of '_MaterialStatePropertyWith<TextStyle?>'",
121
      'enableFeedback: false',
122
      'mouseCursor: MaterialStateMouseCursor(clickable)',
123 124 125
      'position: over',
      'iconColor: Color(0xfffffff8)',
      'iconSize: 31.0'
126 127 128
    ]);
  });

129
  testWidgets('Passing no PopupMenuThemeData returns defaults', (WidgetTester tester) async {
130 131
    final Key popupButtonKey = UniqueKey();
    final Key popupButtonApp = UniqueKey();
132 133 134
    final Key enabledPopupItemKey = UniqueKey();
    final Key disabledPopupItemKey = UniqueKey();
    final ThemeData theme = ThemeData(useMaterial3: true);
135 136

    await tester.pumpWidget(MaterialApp(
137
      theme: theme,
138 139 140 141
      key: popupButtonApp,
      home: Material(
        child: Column(
          children: <Widget>[
142
            Padding(
143
              // The padding makes sure the menu has enough space around it to
144 145 146 147 148 149 150
              // get properly aligned when displayed (`_kMenuScreenPadding`).
              padding: const EdgeInsets.all(8.0),
              child: PopupMenuButton<void>(
                key: popupButtonKey,
                itemBuilder: (BuildContext context) {
                  return <PopupMenuEntry<void>>[
                    PopupMenuItem<void>(
151 152 153 154 155 156 157 158
                      key: enabledPopupItemKey,
                      child: const Text('Enabled PopupMenuItem'),
                    ),
                    const PopupMenuDivider(),
                    PopupMenuItem<void>(
                      key: disabledPopupItemKey,
                      enabled: false,
                      child: const Text('Disabled PopupMenuItem'),
159
                    ),
160 161 162 163 164 165 166
                    const CheckedPopupMenuItem<void>(
                      child: Text('Unchecked item'),
                    ),
                    const CheckedPopupMenuItem<void>(
                      checked: true,
                      child: Text('Checked item'),
                    ),
167 168 169
                  ];
                },
              ),
170 171 172 173 174 175
            ),
          ],
        ),
      ),
    ));

176 177 178
    // Test default button icon color.
    expect(_iconStyle(tester, Icons.adaptive.more)?.color, theme.iconTheme.color);

179 180 181 182 183 184 185 186 187 188 189 190 191
    await tester.tap(find.byKey(popupButtonKey));
    await tester.pumpAndSettle();

    /// The last Material widget under popupButtonApp is the [PopupMenuButton]
    /// specified above, so by finding the last descendent of popupButtonApp
    /// that is of type Material, this code retrieves the built
    /// [PopupMenuButton].
    final Material button = tester.widget<Material>(
      find.descendant(
        of: find.byKey(popupButtonApp),
        matching: find.byType(Material),
      ).last,
    );
192 193 194 195 196
    expect(button.color, theme.colorScheme.surface);
    expect(button.shadowColor, theme.colorScheme.shadow);
    expect(button.surfaceTintColor, theme.colorScheme.surfaceTint);
    expect(button.shape, RoundedRectangleBorder(borderRadius: BorderRadius.circular(4.0)));
    expect(button.elevation, 3.0);
197 198 199 200 201

    /// The last DefaultTextStyle widget under popupItemKey is the
    /// [PopupMenuItem] specified above, so by finding the last descendent of
    /// popupItemKey that is of type DefaultTextStyle, this code retrieves the
    /// built [PopupMenuItem].
202
    DefaultTextStyle popupMenuItemLabel = tester.widget<DefaultTextStyle>(
203
      find.descendant(
204 205 206 207
        of: find.byKey(enabledPopupItemKey),
        matching: find.byType(DefaultTextStyle),
      ).last,
    );
208 209 210
    expect(popupMenuItemLabel.style.fontFamily, 'Roboto');
    expect(popupMenuItemLabel.style.color, theme.colorScheme.onSurface);

211
    /// Test disabled text color
212
    popupMenuItemLabel = tester.widget<DefaultTextStyle>(
213 214
      find.descendant(
        of: find.byKey(disabledPopupItemKey),
215 216 217
        matching: find.byType(DefaultTextStyle),
      ).last,
    );
218
    expect(popupMenuItemLabel.style.color, theme.colorScheme.onSurface.withOpacity(0.38));
219 220 221 222

    final Offset topLeftButton = tester.getTopLeft(find.byType(PopupMenuButton<void>));
    final Offset topLeftMenu = tester.getTopLeft(find.byWidget(button));
    expect(topLeftMenu, topLeftButton);
223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238

    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
    await gesture.addPointer();
    addTearDown(gesture.removePointer);
    await gesture.moveTo(tester.getCenter(find.byKey(disabledPopupItemKey)));
    await tester.pumpAndSettle();
    expect(
      RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1),
      SystemMouseCursors.basic,
    );
    await gesture.down(tester.getCenter(find.byKey(enabledPopupItemKey)));
    await tester.pumpAndSettle();
    expect(
      RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1),
      SystemMouseCursors.click,
    );
239 240 241 242 243 244 245 246

    // Test unchecked CheckedPopupMenuItem label.
    ListTile listTile = tester.widget<ListTile>(find.byType(ListTile).first);
    expect(listTile.titleTextStyle?.color, theme.colorScheme.onSurface);

    // Test checked CheckedPopupMenuItem label.
    listTile = tester.widget<ListTile>(find.byType(ListTile).last);
    expect(listTile.titleTextStyle?.color, theme.colorScheme.onSurface);
247 248
  });

249
  testWidgets('Popup menu uses values from PopupMenuThemeData', (WidgetTester tester) async {
250
    final PopupMenuThemeData popupMenuTheme = _popupMenuThemeM3();
251 252
    final Key popupButtonKey = UniqueKey();
    final Key popupButtonApp = UniqueKey();
253 254
    final Key enabledPopupItemKey = UniqueKey();
    final Key disabledPopupItemKey = UniqueKey();
255 256

    await tester.pumpWidget(MaterialApp(
257
      theme: ThemeData(useMaterial3: true, popupMenuTheme: popupMenuTheme),
258 259 260 261 262
      key: popupButtonApp,
      home: Material(
        child: Column(
          children: <Widget>[
            PopupMenuButton<void>(
263 264 265 266
              // The padding is used in the positioning of the menu when the
              // position is `PopupMenuPosition.under`. Setting it to zero makes
              // it easier to test.
              padding: EdgeInsets.zero,
267 268 269
              key: popupButtonKey,
              itemBuilder: (BuildContext context) {
                return <PopupMenuEntry<Object>>[
270
                  PopupMenuItem<Object>(
271 272 273 274 275 276 277 278 279
                    key: disabledPopupItemKey,
                    enabled: false,
                    child: const Text('disabled'),
                  ),
                  const PopupMenuDivider(),
                  PopupMenuItem<Object>(
                    key: enabledPopupItemKey,
                    onTap: () { },
                    child: const Text('enabled'),
280
                  ),
281 282 283 284 285 286 287
                  const CheckedPopupMenuItem<Object>(
                    child: Text('Unchecked item'),
                  ),
                  const CheckedPopupMenuItem<Object>(
                    checked: true,
                    child: Text('Checked item'),
                  ),
288 289 290 291 292 293 294 295
                ];
              },
            ),
          ],
        ),
      ),
    ));

296 297 298
    expect(_iconStyle(tester, Icons.adaptive.more)?.color, popupMenuTheme.iconColor);
    expect(tester.getSize(find.byIcon(Icons.adaptive.more)), Size(popupMenuTheme.iconSize!, popupMenuTheme.iconSize!));

299 300 301 302 303 304 305 306 307 308 309 310 311
    await tester.tap(find.byKey(popupButtonKey));
    await tester.pumpAndSettle();

    /// The last Material widget under popupButtonApp is the [PopupMenuButton]
    /// specified above, so by finding the last descendent of popupButtonApp
    /// that is of type Material, this code retrieves the built
    /// [PopupMenuButton].
    final Material button = tester.widget<Material>(
      find.descendant(
        of: find.byKey(popupButtonApp),
        matching: find.byType(Material),
      ).last,
    );
312 313 314 315 316
    expect(button.color, Colors.orange);
    expect(button.surfaceTintColor, const Color(0xff00ff00));
    expect(button.shadowColor, const Color(0xff00ff00));
    expect(button.shape, const BeveledRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(12))));
    expect(button.elevation, 12.0);
317

318
    DefaultTextStyle popupMenuItemLabel = tester.widget<DefaultTextStyle>(
319
      find.descendant(
320 321 322 323 324
        of: find.byKey(enabledPopupItemKey),
        matching: find.byType(DefaultTextStyle),
      ).last,
    );
    expect(
325
      popupMenuItemLabel.style,
326 327 328
      popupMenuTheme.labelTextStyle?.resolve(enabled),
    );
    /// Test disabled text color
329
    popupMenuItemLabel = tester.widget<DefaultTextStyle>(
330 331
      find.descendant(
        of: find.byKey(disabledPopupItemKey),
332 333 334
        matching: find.byType(DefaultTextStyle),
      ).last,
    );
335
    expect(
336
      popupMenuItemLabel.style,
337 338
      popupMenuTheme.labelTextStyle?.resolve(disabled),
    );
339

340 341 342 343 344 345 346 347 348 349 350 351 352 353 354
    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
    await gesture.addPointer();
    addTearDown(gesture.removePointer);
    await gesture.moveTo(tester.getCenter(find.byKey(disabledPopupItemKey)));
    await tester.pumpAndSettle();
    expect(
      RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1),
      popupMenuTheme.mouseCursor?.resolve(disabled),
    );
    await gesture.down(tester.getCenter(find.byKey(enabledPopupItemKey)));
    await tester.pumpAndSettle();
    expect(
      RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1),
      popupMenuTheme.mouseCursor?.resolve(enabled),
    );
355 356 357 358 359 360 361 362

    // Test unchecked CheckedPopupMenuItem label.
    ListTile listTile = tester.widget<ListTile>(find.byType(ListTile).first);
    expect(listTile.titleTextStyle, popupMenuTheme.labelTextStyle?.resolve(enabled));

    // Test checked CheckedPopupMenuItem label.
    listTile = tester.widget<ListTile>(find.byType(ListTile).last);
    expect(listTile.titleTextStyle, popupMenuTheme.labelTextStyle?.resolve(enabled));
363 364
  });

365
  testWidgets('Popup menu widget properties take priority over theme', (WidgetTester tester) async {
366
    final PopupMenuThemeData popupMenuTheme = _popupMenuThemeM3();
367 368 369 370
    final Key popupButtonKey = UniqueKey();
    final Key popupButtonApp = UniqueKey();
    final Key popupItemKey = UniqueKey();

371 372 373
    const Color color = Color(0xfff11fff);
    const Color surfaceTintColor = Color(0xfff12fff);
    const Color shadowColor = Color(0xfff13fff);
374 375 376 377
    const ShapeBorder shape = RoundedRectangleBorder(
      borderRadius: BorderRadius.all(Radius.circular(9.0)),
    );
    const double elevation = 7.0;
378
    const TextStyle textStyle = TextStyle(color: Color(0xfff14fff), fontSize: 19.0);
379
    const MouseCursor cursor =  SystemMouseCursors.forbidden;
380 381
    const Color iconColor = Color(0xfff15fff);
    const double iconSize = 21.5;
382 383

    await tester.pumpWidget(MaterialApp(
384
      theme: ThemeData(useMaterial3: true, popupMenuTheme: popupMenuTheme),
385 386 387 388
      key: popupButtonApp,
      home: Material(
        child: Column(
          children: <Widget>[
389 390 391 392 393 394 395
            PopupMenuButton<void>(
              key: popupButtonKey,
              elevation: elevation,
              shadowColor: shadowColor,
              surfaceTintColor: surfaceTintColor,
              color: color,
              shape: shape,
396 397
              iconColor: iconColor,
              iconSize: iconSize,
398 399 400 401 402 403 404 405
              itemBuilder: (BuildContext context) {
                return <PopupMenuEntry<void>>[
                  PopupMenuItem<void>(
                    key: popupItemKey,
                    labelTextStyle: MaterialStateProperty.all<TextStyle>(textStyle),
                    mouseCursor: cursor,
                    child: const Text('Example'),
                  ),
406 407 408 409 410
                  CheckedPopupMenuItem<void>(
                    checked: true,
                    labelTextStyle: MaterialStateProperty.all<TextStyle>(textStyle),
                    child: const Text('Checked item'),
                  )
411 412
                ];
              },
413 414 415 416 417 418
            ),
          ],
        ),
      ),
    ));

419 420 421
    expect(_iconStyle(tester, Icons.adaptive.more)?.color, iconColor);
    expect(tester.getSize(find.byIcon(Icons.adaptive.more)), const Size(iconSize, iconSize));

422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437
    await tester.tap(find.byKey(popupButtonKey));
    await tester.pumpAndSettle();

    /// The last Material widget under popupButtonApp is the [PopupMenuButton]
    /// specified above, so by finding the last descendent of popupButtonApp
    /// that is of type Material, this code retrieves the built
    /// [PopupMenuButton].
    final Material button = tester.widget<Material>(
      find.descendant(
        of: find.byKey(popupButtonApp),
        matching: find.byType(Material),
      ).last,
    );
    expect(button.color, color);
    expect(button.shape, shape);
    expect(button.elevation, elevation);
438 439
    expect(button.shadowColor, shadowColor);
    expect(button.surfaceTintColor, surfaceTintColor);
440 441 442 443 444 445 446 447 448 449 450 451

    /// The last DefaultTextStyle widget under popupItemKey is the
    /// [PopupMenuItem] specified above, so by finding the last descendent of
    /// popupItemKey that is of type DefaultTextStyle, this code retrieves the
    /// built [PopupMenuItem].
    final DefaultTextStyle text = tester.widget<DefaultTextStyle>(
      find.descendant(
        of: find.byKey(popupItemKey),
        matching: find.byType(DefaultTextStyle),
      ).last,
    );
    expect(text.style, textStyle);
452

453 454 455 456 457 458
    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
    await gesture.addPointer();
    addTearDown(gesture.removePointer);
    await gesture.moveTo(tester.getCenter(find.byKey(popupItemKey)));
    await tester.pumpAndSettle();
    expect(RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1), cursor);
459 460 461 462

    // Test CheckedPopupMenuItem label.
    final ListTile listTile = tester.widget<ListTile>(find.byType(ListTile).first);
    expect(listTile.titleTextStyle, textStyle);
463 464
  });

465
  group('Material 2', () {
466 467 468
    // These tests are only relevant for Material 2. Once Material 2
    // support is deprecated and the APIs are removed, these tests
    // can be deleted.
469

470
    testWidgets('Passing no PopupMenuThemeData returns defaults', (WidgetTester tester) async {
471 472 473 474
     final Key popupButtonKey = UniqueKey();
      final Key popupButtonApp = UniqueKey();
      final Key enabledPopupItemKey = UniqueKey();
      final Key disabledPopupItemKey = UniqueKey();
475
      final ThemeData theme = ThemeData(useMaterial3: false);
476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503

      await tester.pumpWidget(MaterialApp(
        theme: theme,
        key: popupButtonApp,
        home: Material(
          child: Column(
            children: <Widget>[
              Padding(
              // The padding makes sure the menu has enough space around it to
              // get properly aligned when displayed (`_kMenuScreenPadding`).
              padding: const EdgeInsets.all(8.0),
                child: PopupMenuButton<void>(
                  key: popupButtonKey,
                  itemBuilder: (BuildContext context) {
                    return <PopupMenuEntry<void>>[
                      PopupMenuItem<void>(
                        key: enabledPopupItemKey,
                        child: const Text('Enabled PopupMenuItem'),
                      ),
                      const PopupMenuDivider(),
                      PopupMenuItem<void>(
                        key: disabledPopupItemKey,
                        enabled: false,
                        child: const Text('Disabled PopupMenuItem'),
                      ),
                    ];
                  },
                ),
504
              ),
505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568
            ],
          ),
        ),
      ));

      await tester.tap(find.byKey(popupButtonKey));
      await tester.pumpAndSettle();

      /// The last Material widget under popupButtonApp is the [PopupMenuButton]
      /// specified above, so by finding the last descendent of popupButtonApp
      /// that is of type Material, this code retrieves the built
      /// [PopupMenuButton].
      final Material button = tester.widget<Material>(
        find.descendant(
          of: find.byKey(popupButtonApp),
          matching: find.byType(Material),
        ).last,
      );
      expect(button.color, null);
      expect(button.shape, null);
      expect(button.elevation, 8.0);

      /// The last DefaultTextStyle widget under popupItemKey is the
      /// [PopupMenuItem] specified above, so by finding the last descendent of
      /// popupItemKey that is of type DefaultTextStyle, this code retrieves the
      /// built [PopupMenuItem].
      final DefaultTextStyle enabledText = tester.widget<DefaultTextStyle>(
        find.descendant(
          of: find.byKey(enabledPopupItemKey),
          matching: find.byType(DefaultTextStyle),
        ).last,
      );
      expect(enabledText.style.fontFamily, 'Roboto');
      expect(enabledText.style.color, const Color(0xdd000000));
      /// Test disabled text color
      final DefaultTextStyle disabledText = tester.widget<DefaultTextStyle>(
        find.descendant(
          of: find.byKey(disabledPopupItemKey),
          matching: find.byType(DefaultTextStyle),
        ).last,
      );
      expect(disabledText.style.color, theme.disabledColor);

      final Offset topLeftButton = tester.getTopLeft(find.byType(PopupMenuButton<void>));
      final Offset topLeftMenu = tester.getTopLeft(find.byWidget(button));
      expect(topLeftMenu, topLeftButton);

      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
      addTearDown(gesture.removePointer);
      await gesture.moveTo(tester.getCenter(find.byKey(disabledPopupItemKey)));
      await tester.pumpAndSettle();
      expect(
        RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1),
        SystemMouseCursors.basic,
      );
      await gesture.down(tester.getCenter(find.byKey(enabledPopupItemKey)));
      await tester.pumpAndSettle();
      expect(
        RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1),
        SystemMouseCursors.click,
      );
    });

569
    testWidgets('Popup menu uses values from PopupMenuThemeData', (WidgetTester tester) async {
570 571 572 573 574 575 576
      final PopupMenuThemeData popupMenuTheme = _popupMenuThemeM2();
      final Key popupButtonKey = UniqueKey();
      final Key popupButtonApp = UniqueKey();
      final Key enabledPopupItemKey = UniqueKey();
      final Key disabledPopupItemKey = UniqueKey();

      await tester.pumpWidget(MaterialApp(
577
        theme: ThemeData(popupMenuTheme: popupMenuTheme, useMaterial3: false),
578 579 580 581 582 583 584 585 586
        key: popupButtonApp,
        home: Material(
          child: Column(
            children: <Widget>[
              PopupMenuButton<void>(
                // The padding is used in the positioning of the menu when the
                // position is `PopupMenuPosition.under`. Setting it to zero makes
                // it easier to test.
                padding: EdgeInsets.zero,
587 588
                key: popupButtonKey,
                itemBuilder: (BuildContext context) {
589 590
                  return <PopupMenuEntry<Object>>[
                    PopupMenuItem<Object>(
591 592 593 594
                      key: disabledPopupItemKey,
                      enabled: false,
                      child: const Text('disabled'),
                    ),
595 596
                    const PopupMenuDivider(),
                    PopupMenuItem<Object>(
597 598 599
                      key: enabledPopupItemKey,
                      onTap: () { },
                      child: const Text('enabled'),
600 601 602 603
                    ),
                  ];
                },
              ),
604 605
            ],
          ),
606
        ),
607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654
      ));

      await tester.tap(find.byKey(popupButtonKey));
      await tester.pumpAndSettle();

      /// The last Material widget under popupButtonApp is the [PopupMenuButton]
      /// specified above, so by finding the last descendent of popupButtonApp
      /// that is of type Material, this code retrieves the built
      /// [PopupMenuButton].
      final Material button = tester.widget<Material>(
        find.descendant(
          of: find.byKey(popupButtonApp),
          matching: find.byType(Material),
        ).last,
      );
      expect(button.color, popupMenuTheme.color);
      expect(button.shape, popupMenuTheme.shape);
      expect(button.elevation, popupMenuTheme.elevation);

      /// The last DefaultTextStyle widget under popupItemKey is the
      /// [PopupMenuItem] specified above, so by finding the last descendent of
      /// popupItemKey that is of type DefaultTextStyle, this code retrieves the
      /// built [PopupMenuItem].
      final DefaultTextStyle text = tester.widget<DefaultTextStyle>(
        find.descendant(
          of: find.byKey(enabledPopupItemKey),
          matching: find.byType(DefaultTextStyle),
        ).last,
      );
      expect(text.style, popupMenuTheme.textStyle);

      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
      addTearDown(gesture.removePointer);
      await gesture.moveTo(tester.getCenter(find.byKey(disabledPopupItemKey)));
      await tester.pumpAndSettle();
      expect(
        RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1),
        popupMenuTheme.mouseCursor?.resolve(disabled),
      );
      await gesture.down(tester.getCenter(find.byKey(enabledPopupItemKey)));
      await tester.pumpAndSettle();
      expect(
        RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1),
        popupMenuTheme.mouseCursor?.resolve(enabled),
      );
    });

655
    testWidgets('Popup menu widget properties take priority over theme', (WidgetTester tester) async {
656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737
      final PopupMenuThemeData popupMenuTheme = _popupMenuThemeM2();
      final Key popupButtonKey = UniqueKey();
      final Key popupButtonApp = UniqueKey();
      final Key popupItemKey = UniqueKey();

      const Color color = Colors.purple;
      const Color surfaceTintColor = Colors.amber;
      const Color shadowColor = Colors.green;
      const ShapeBorder shape = RoundedRectangleBorder(
        borderRadius: BorderRadius.all(Radius.circular(9.0)),
      );
      const double elevation = 7.0;
      const TextStyle textStyle = TextStyle(color: Color(0xffffffef), fontSize: 19.0);
      const MouseCursor cursor =  SystemMouseCursors.forbidden;

      await tester.pumpWidget(MaterialApp(
        theme: ThemeData(useMaterial3: true, popupMenuTheme: popupMenuTheme),
        key: popupButtonApp,
        home: Material(
          child: Column(
            children: <Widget>[
              PopupMenuButton<void>(
                key: popupButtonKey,
                elevation: elevation,
                shadowColor: shadowColor,
                surfaceTintColor: surfaceTintColor,
                color: color,
                shape: shape,
                itemBuilder: (BuildContext context) {
                  return <PopupMenuEntry<void>>[
                    PopupMenuItem<void>(
                      key: popupItemKey,
                      labelTextStyle: MaterialStateProperty.all<TextStyle>(textStyle),
                      mouseCursor: cursor,
                      child: const Text('Example'),
                    ),
                  ];
                },
              ),
            ],
          ),
        ),
      ));

      await tester.tap(find.byKey(popupButtonKey));
      await tester.pumpAndSettle();

      /// The last Material widget under popupButtonApp is the [PopupMenuButton]
      /// specified above, so by finding the last descendent of popupButtonApp
      /// that is of type Material, this code retrieves the built
      /// [PopupMenuButton].
      final Material button = tester.widget<Material>(
        find.descendant(
          of: find.byKey(popupButtonApp),
          matching: find.byType(Material),
        ).last,
      );
      expect(button.color, color);
      expect(button.shape, shape);
      expect(button.elevation, elevation);
      expect(button.shadowColor, shadowColor);
      expect(button.surfaceTintColor, surfaceTintColor);

      /// The last DefaultTextStyle widget under popupItemKey is the
      /// [PopupMenuItem] specified above, so by finding the last descendent of
      /// popupItemKey that is of type DefaultTextStyle, this code retrieves the
      /// built [PopupMenuItem].
      final DefaultTextStyle text = tester.widget<DefaultTextStyle>(
        find.descendant(
          of: find.byKey(popupItemKey),
          matching: find.byType(DefaultTextStyle),
        ).last,
      );
      expect(text.style, textStyle);

      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
      addTearDown(gesture.removePointer);
      await gesture.moveTo(tester.getCenter(find.byKey(popupItemKey)));
      await tester.pumpAndSettle();
      expect(RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1), cursor);
    });
738 739
  });
}
740 741 742

Set<MaterialState> enabled = <MaterialState>{};
Set<MaterialState> disabled = <MaterialState>{MaterialState.disabled};
743 744 745 746 747 748 749

TextStyle? _iconStyle(WidgetTester tester, IconData icon) {
  return tester.widget<RichText>(find.descendant(
    of: find.byIcon(icon),
    matching: find.byType(RichText),
  )).text.style;
}