Ensure that tests remove pointers by using addTearDown (#37524)

Guard removePointer with addTearDown to avoid cascading test crash.

Ensure that tests remove pointers by using addTearDown (#37524)
Guard removePointer with addTearDown to avoid cascading test crash.
b11c5aca · Tong Mu · GitHub · 6fb0325d · b11c5aca · b11c5aca
Unverified Commit b11c5aca authored Aug 07, 2019 by Tong Mu Committed by GitHub Aug 07, 2019
17 changed files
--- a/packages/flutter/test/cupertino/text_field_test.dart
+++ b/packages/flutter/test/cupertino/text_field_test.dart
@@ -2293,6 +2293,7 @@ void main() {
    final Offset gPos = textOffsetToPosition(tester, testValue.indexOf('g'));

    final TestGesture gesture = await tester.startGesture(ePos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump();
    await gesture.moveTo(gPos);
    await tester.pump();
@@ -2301,8 +2302,6 @@ void main() {

    expect(controller.selection.baseOffset, testValue.indexOf('e'));
    expect(controller.selection.extentOffset, testValue.indexOf('g'));
-
-    await gesture.removePointer();
  });

  testWidgets('Continuous dragging does not cause flickering', (WidgetTester tester) async {
@@ -2335,6 +2334,7 @@ void main() {

    // Drag from 'c' to 'g'.
    final TestGesture gesture = await tester.startGesture(cPos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump();
    await gesture.moveTo(gPos);
    await tester.pumpAndSettle();
@@ -2358,8 +2358,6 @@ void main() {
    expect(selectionChangedCount, 1);
    expect(controller.selection.baseOffset, 2);
    expect(controller.selection.extentOffset, 9);
-
-    await gesture.removePointer();
  });

  testWidgets('Tap does not show handles nor toolbar', (WidgetTester tester) async {
@@ -2487,6 +2485,7 @@ void main() {
        textFieldPos,
        kind: PointerDeviceKind.mouse,
      );
+      addTearDown(gesture.removePointer);
      await tester.pump(const Duration(seconds: 2));
      await gesture.up();
      await tester.pump();
@@ -2494,8 +2493,6 @@ void main() {
      final EditableTextState editableText = tester.state(find.byType(EditableText));
      expect(editableText.selectionOverlay.toolbarIsVisible, isFalse);
      expect(editableText.selectionOverlay.handlesAreVisible, isFalse);
-
-      await gesture.removePointer();
    },
  );

@@ -2540,6 +2537,7 @@ void main() {
        hPos,
        kind: PointerDeviceKind.mouse,
      );
+      addTearDown(gesture.removePointer);
      await tester.pump(const Duration(milliseconds: 50));
      await gesture.up();
      await tester.pump();
@@ -2550,8 +2548,6 @@ void main() {

      expect(editableText.selectionOverlay.handlesAreVisible, isFalse);
      expect(editableText.selectionOverlay.toolbarIsVisible, isFalse);
-
-      await gesture.removePointer();
    },
  );


--- a/packages/flutter/test/material/button_theme_test.dart
+++ b/packages/flutter/test/material/button_theme_test.dart
@@ -389,6 +389,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    expect(textColor(), hoverColor);
@@ -398,7 +399,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    expect(textColor(), pressedColor);
-    await gesture.removePointer();
  },
    semanticsEnabled: true,
  );

--- a/packages/flutter/test/material/buttons_test.dart
+++ b/packages/flutter/test/material/buttons_test.dart
@@ -514,6 +514,7 @@ void main() {
    // Hover elevation overrides focus
    TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
    await gesture.addPointer();
+    addTearDown(() => gesture?.removePointer());
    await gesture.moveTo(tester.getCenter(find.byType(MaterialButton)));
    await tester.pumpAndSettle();
    material = tester.widget<Material>(rawButtonMaterial);
@@ -521,15 +522,17 @@ void main() {
    expect(inkFeatures, paints..rect(color: focusColor)..rect(color: hoverColor));
    expect(material.elevation, equals(hoverElevation));
    await gesture.removePointer();
+    gesture = null;

    // Highlight elevation overrides hover
-    gesture = await tester.startGesture(tester.getCenter(find.byType(MaterialButton)));
+    final TestGesture gesture2 = await tester.startGesture(tester.getCenter(find.byType(MaterialButton)));
+    addTearDown(gesture2.removePointer);
    await tester.pumpAndSettle();
    material = tester.widget<Material>(rawButtonMaterial);
    inkFeatures = tester.allRenderObjects.firstWhere((RenderObject object) => object.runtimeType.toString() == '_RenderInkFeatures');
    expect(inkFeatures, paints..rect(color: focusColor)..rect(color: highlightColor));
    expect(material.elevation, equals(highlightElevation));
-    await gesture.up();
+    await gesture2.up();
  });

  testWidgets('Does FlatButton contribute semantics', (WidgetTester tester) async {

--- a/packages/flutter/test/material/flat_button_test.dart
+++ b/packages/flutter/test/material/flat_button_test.dart
@@ -64,6 +64,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    await expectLater(tester, meetsGuideline(textContrastGuideline));
@@ -73,7 +74,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    await expectLater(tester, meetsGuideline(textContrastGuideline));
-    await gesture.removePointer();
  },
    semanticsEnabled: true,
    skip: isBrowser,
@@ -129,6 +129,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    await expectLater(tester, meetsGuideline(textContrastGuideline));
@@ -138,7 +139,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    await expectLater(tester, meetsGuideline(textContrastGuideline));
-    await gesture.removePointer();
  },
    semanticsEnabled: true,
    skip: isBrowser,
@@ -198,6 +198,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    expect(textColor(), hoverColor);
@@ -207,7 +208,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    expect(textColor(), pressedColor);
-    await gesture.removePointer();
  });

  testWidgets('FlatButton uses stateful color for icon color in different states', (WidgetTester tester) async {
@@ -264,6 +264,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    expect(iconColor(), hoverColor);
@@ -273,7 +274,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    expect(iconColor(), pressedColor);
-    await gesture.removePointer();
  });

  testWidgets('FlatButton ignores disabled text color if text color is stateful', (WidgetTester tester) async {

--- a/packages/flutter/test/material/floating_action_button_test.dart
+++ b/packages/flutter/test/material/floating_action_button_test.dart
@@ -107,8 +107,9 @@ void main() {
    expect(find.text('Add'), findsNothing);

    // Test hover for tooltip.
-    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+    TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
    await gesture.addPointer();
+    addTearDown(() => gesture?.removePointer());
    await gesture.moveTo(tester.getCenter(find.byType(FloatingActionButton)));
    await tester.pumpAndSettle();

@@ -116,6 +117,7 @@ void main() {

    await gesture.moveTo(Offset.zero);
    await gesture.removePointer();
+    gesture = null;
    await tester.pumpAndSettle();

    expect(find.text('Add'), findsNothing);
@@ -142,18 +144,17 @@ void main() {
    expect(find.text('Add'), findsNothing);

    // Test hover for tooltip.
-    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
-    try {
-      await gesture.addPointer();
-      await gesture.moveTo(tester.getCenter(find.byType(FloatingActionButton)));
-      await tester.pumpAndSettle();
+    TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+    await gesture.addPointer();
+    addTearDown(() => gesture?.removePointer());
+    await gesture.moveTo(tester.getCenter(find.byType(FloatingActionButton)));
+    await tester.pumpAndSettle();

-      expect(find.text('Add'), findsOneWidget);
+    expect(find.text('Add'), findsOneWidget);

-      await gesture.moveTo(Offset.zero);
-    } finally {
-      await gesture.removePointer();
-    }
+    await gesture.moveTo(Offset.zero);
+    await gesture.removePointer();
+    gesture = null;
    await tester.pumpAndSettle();

    expect(find.text('Add'), findsNothing);

--- a/packages/flutter/test/material/ink_well_test.dart
+++ b/packages/flutter/test/material/ink_well_test.dart
@@ -113,12 +113,11 @@ void main() {
    ));
    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(tester.getCenter(find.byType(Container)));
    await tester.pumpAndSettle();
    final RenderObject inkFeatures = tester.allRenderObjects.firstWhere((RenderObject object) => object.runtimeType.toString() == '_RenderInkFeatures');
    expect(inkFeatures, paints..rect(rect: const Rect.fromLTRB(350.0, 250.0, 450.0, 350.0), color: const Color(0xff00ff00)));
-
-    await gesture.removePointer();
  });

  testWidgets('ink response changes color on focus', (WidgetTester tester) async {

--- a/packages/flutter/test/material/outline_button_test.dart
+++ b/packages/flutter/test/material/outline_button_test.dart
@@ -67,6 +67,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    await expectLater(tester, meetsGuideline(textContrastGuideline));
@@ -76,7 +77,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    await expectLater(tester, meetsGuideline(textContrastGuideline));
-    await gesture.removePointer();
  },
    semanticsEnabled: true,
    skip: isBrowser,
@@ -132,6 +132,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    await expectLater(tester, meetsGuideline(textContrastGuideline));
@@ -141,7 +142,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    await expectLater(tester, meetsGuideline(textContrastGuideline));
-    await gesture.removePointer();
  },
    skip: isBrowser,
    semanticsEnabled: true,
@@ -201,6 +201,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    expect(textColor(), hoverColor);
@@ -210,7 +211,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    expect(textColor(), pressedColor);
-    await gesture.removePointer();
  });

  testWidgets('OutlineButton uses stateful color for icon color in different states', (WidgetTester tester) async {
@@ -267,6 +267,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    expect(iconColor(), hoverColor);
@@ -276,7 +277,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    expect(iconColor(), pressedColor);
-    await gesture.removePointer();
  });

  testWidgets('OutlineButton ignores disabled text color if text color is stateful', (WidgetTester tester) async {
@@ -370,6 +370,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    expect(outlineButton, paints..path(color: hoverColor));
@@ -378,7 +379,6 @@ void main() {
    await gesture.down(center);
    await tester.pumpAndSettle();
    expect(outlineButton, paints..path(color: pressedColor));
-    await gesture.removePointer();
  });

  testWidgets('OutlineButton ignores highlightBorderColor if border color is stateful', (WidgetTester tester) async {

--- a/packages/flutter/test/material/raised_button_test.dart
+++ b/packages/flutter/test/material/raised_button_test.dart
@@ -64,6 +64,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    await expectLater(tester, meetsGuideline(textContrastGuideline));
@@ -73,7 +74,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    await expectLater(tester, meetsGuideline(textContrastGuideline));
-    await gesture.removePointer();
  },
    skip: isBrowser,
    semanticsEnabled: true,
@@ -133,6 +133,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    expect(textColor(), hoverColor);
@@ -142,7 +143,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    expect(textColor(), pressedColor);
-    await gesture.removePointer();
  });


@@ -200,6 +200,7 @@ void main() {
      kind: PointerDeviceKind.mouse,
    );
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(center);
    await tester.pumpAndSettle();
    expect(iconColor(), hoverColor);
@@ -209,7 +210,6 @@ void main() {
    await tester.pump(); // Start the splash and highlight animations.
    await tester.pump(const Duration(milliseconds: 800)); // Wait for splash and highlight to be well under way.
    expect(iconColor(), pressedColor);
-    await gesture.removePointer();
  });

  testWidgets('RaisedButton ignores disabled text color if text color is stateful', (WidgetTester tester) async {

--- a/packages/flutter/test/material/raw_material_button_test.dart
+++ b/packages/flutter/test/material/raw_material_button_test.dart
@@ -257,13 +257,12 @@ void main() {
    final RenderBox box = Material.of(tester.element(find.byType(InkWell))) as dynamic;
    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    expect(box, isNot(paints..rect(color: hoverColor)));

    await gesture.moveTo(tester.getCenter(find.byType(RawMaterialButton)));
    await tester.pumpAndSettle(const Duration(seconds: 1));

    expect(box, paints..rect(color: hoverColor));
-
-    await gesture.removePointer();
  });
 }
--- a/packages/flutter/test/material/text_field_test.dart
+++ b/packages/flutter/test/material/text_field_test.dart
@@ -857,6 +857,7 @@ void main() {
    final int eIndex = testValue.indexOf('e');
    final Offset ePos = textOffsetToPosition(tester, eIndex);
    final TestGesture gesture = await tester.startGesture(ePos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(seconds: 2));
    await gesture.up();
    await tester.pump();
@@ -864,8 +865,6 @@ void main() {
    // The cursor is placed just like a regular tap.
    expect(controller.selection.baseOffset, eIndex);
    expect(controller.selection.extentOffset, eIndex);
-
-    await gesture.removePointer();
  });

  testWidgets('Read only text field basic', (WidgetTester tester) async {
@@ -1153,6 +1152,7 @@ void main() {
    final Offset gPos = textOffsetToPosition(tester, testValue.indexOf('g'));

    final TestGesture gesture = await tester.startGesture(ePos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump();
    await gesture.moveTo(gPos);
    await tester.pump();
@@ -1161,8 +1161,6 @@ void main() {

    expect(controller.selection.baseOffset, testValue.indexOf('e'));
    expect(controller.selection.extentOffset, testValue.indexOf('g'));
-
-    await gesture.removePointer();
  });

  testWidgets('Continuous dragging does not cause flickering', (WidgetTester tester) async {
@@ -1192,6 +1190,7 @@ void main() {

    // Drag from 'c' to 'g'.
    final TestGesture gesture = await tester.startGesture(cPos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump();
    await gesture.moveTo(gPos);
    await tester.pumpAndSettle();
@@ -1215,8 +1214,6 @@ void main() {
    expect(selectionChangedCount, 1);
    expect(controller.selection.baseOffset, 2);
    expect(controller.selection.extentOffset, 9);
-
-    await gesture.removePointer();
  });

  testWidgets('Dragging in opposite direction also works', (WidgetTester tester) async {
@@ -1241,6 +1238,7 @@ void main() {
    final Offset gPos = textOffsetToPosition(tester, testValue.indexOf('g'));

    final TestGesture gesture = await tester.startGesture(gPos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump();
    await gesture.moveTo(ePos);
    await tester.pump();
@@ -1249,8 +1247,6 @@ void main() {

    expect(controller.selection.baseOffset, testValue.indexOf('e'));
    expect(controller.selection.extentOffset, testValue.indexOf('g'));
-
-    await gesture.removePointer();
  });

  testWidgets('Slow mouse dragging also selects text', (WidgetTester tester) async {
@@ -1275,6 +1271,7 @@ void main() {
    final Offset gPos = textOffsetToPosition(tester, testValue.indexOf('g'));

    final TestGesture gesture = await tester.startGesture(ePos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(seconds: 2));
    await gesture.moveTo(gPos);
    await tester.pump();
@@ -1282,8 +1279,6 @@ void main() {

    expect(controller.selection.baseOffset, testValue.indexOf('e'));
    expect(controller.selection.extentOffset, testValue.indexOf('g'));
-
-    await gesture.removePointer();
  });

  testWidgets('Can drag handles to change selection', (WidgetTester tester) async {
@@ -6806,6 +6801,7 @@ void main() {
        pointer: 7,
        kind: PointerDeviceKind.mouse,
      );
+      addTearDown(gesture.removePointer);
      await tester.pump();
      await gesture.up();
      await tester.pump();
@@ -6813,8 +6809,6 @@ void main() {
      final EditableTextState editableText = tester.state(find.byType(EditableText));
      expect(editableText.selectionOverlay.toolbarIsVisible, isFalse);
      expect(editableText.selectionOverlay.handlesAreVisible, isFalse);
-
-      await gesture.removePointer();
    },
  );

@@ -6840,6 +6834,7 @@ void main() {
        pointer: 7,
        kind: PointerDeviceKind.mouse,
      );
+      addTearDown(gesture.removePointer);
      await tester.pump(const Duration(seconds: 2));
      await gesture.up();
      await tester.pump();
@@ -6847,8 +6842,6 @@ void main() {
      final EditableTextState editableText = tester.state(find.byType(EditableText));
      expect(editableText.selectionOverlay.toolbarIsVisible, isFalse);
      expect(editableText.selectionOverlay.handlesAreVisible, isFalse);
-
-      await gesture.removePointer();
    },
  );

@@ -6874,6 +6867,7 @@ void main() {
        pointer: 7,
        kind: PointerDeviceKind.mouse,
      );
+      addTearDown(gesture.removePointer);
      await tester.pump(const Duration(milliseconds: 50));
      await gesture.up();
      await tester.pump();
@@ -6885,8 +6879,6 @@ void main() {
      final EditableTextState editableText = tester.state(find.byType(EditableText));
      expect(editableText.selectionOverlay.toolbarIsVisible, isFalse);
      expect(editableText.selectionOverlay.handlesAreVisible, isFalse);
-
-      await gesture.removePointer();
    },
  );


--- a/packages/flutter/test/material/tooltip_test.dart
+++ b/packages/flutter/test/material/tooltip_test.dart
@@ -703,7 +703,11 @@ void main() {

  testWidgets('Tooltip shows/hides when hovered', (WidgetTester tester) async {
    const Duration waitDuration = Duration(milliseconds: 0);
-    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+    TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+    addTearDown(() async {
+      if (gesture != null)
+        return gesture.removePointer();
+    });
    await gesture.addPointer();
    await gesture.moveTo(const Offset(1.0, 1.0));
    await tester.pump();
@@ -745,6 +749,7 @@ void main() {
    // Wait for it to disappear.
    await tester.pumpAndSettle();
    await gesture.removePointer();
+    gesture = null;
    expect(find.text(tooltipText), findsNothing);
  });


--- a/packages/flutter/test/material/tooltip_theme_test.dart
+++ b/packages/flutter/test/material/tooltip_theme_test.dart
@@ -824,6 +824,7 @@ void main() {
    const Duration customWaitDuration = Duration(milliseconds: 500);
    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(const Offset(1.0, 1.0));
    await tester.pump();
    await gesture.moveTo(Offset.zero);
@@ -865,13 +866,13 @@ void main() {
    // Wait for it to disappear.
    await tester.pump(const Duration(milliseconds: 0)); // Should immediately disappear
    expect(find.text(tooltipText), findsNothing);
-    await gesture.removePointer();
  });

  testWidgets('Tooltip waitDuration - TooltipTheme', (WidgetTester tester) async {
    const Duration customWaitDuration = Duration(milliseconds: 500);
    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
    await gesture.addPointer();
+    addTearDown(gesture.removePointer);
    await gesture.moveTo(const Offset(1.0, 1.0));
    await tester.pump();
    await gesture.moveTo(Offset.zero);
@@ -909,7 +910,6 @@ void main() {
    // Wait for it to disappear.
    await tester.pump(const Duration(milliseconds: 0)); // Should immediately disappear
    expect(find.text(tooltipText), findsNothing);
-    await gesture.removePointer();
  });

  testWidgets('Tooltip showDuration - ThemeData.tooltipTheme', (WidgetTester tester) async {

--- a/packages/flutter/test/widgets/listener_deprecated_test.dart
+++ b/packages/flutter/test/widgets/listener_deprecated_test.dart
@@ -104,6 +104,7 @@ void main() {
        ),
      ));
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(const Offset(400.0, 300.0));
      await tester.pump();
      expect(move, isNotNull);
@@ -111,8 +112,6 @@ void main() {
      expect(enter, isNotNull);
      expect(enter.position, equals(const Offset(400.0, 300.0)));
      expect(exit, isNull);
-
-      await gesture.removePointer();
    });
    testWidgets('detects pointer exiting', (WidgetTester tester) async {
      PointerEnterEvent enter;
@@ -130,6 +129,7 @@ void main() {
        ),
      ));
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(const Offset(400.0, 300.0));
      await tester.pump();
      move = null;
@@ -140,8 +140,6 @@ void main() {
      expect(enter, isNull);
      expect(exit, isNotNull);
      expect(exit.position, equals(const Offset(1.0, 1.0)));
-
-      await gesture.removePointer();
    });
    testWidgets('detects pointer exit when widget disappears', (WidgetTester tester) async {
      PointerEnterEvent enter;
@@ -160,6 +158,7 @@ void main() {
      ));
      final RenderMouseRegion renderListener = tester.renderObject(find.byType(MouseRegion));
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(const Offset(400.0, 300.0));
      await tester.pump();
      expect(move, isNotNull);
@@ -176,8 +175,6 @@ void main() {
      expect(exit, isNotNull);
      expect(exit.position, equals(const Offset(400.0, 300.0)));
      expect(tester.binding.mouseTracker.isAnnotationAttached(renderListener.hoverAnnotation), isFalse);
-
-      await gesture.removePointer();
    });
    testWidgets('Hover works with nested listeners', (WidgetTester tester) async {
      final UniqueKey key1 = UniqueKey();
@@ -199,6 +196,7 @@ void main() {

      await tester.pumpWidget(Container());
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(const Offset(400.0, 0.0));
      await tester.pump();
      await tester.pumpWidget(
@@ -260,8 +258,6 @@ void main() {
      expect(tester.binding.mouseTracker.isAnnotationAttached(renderListener1.hoverAnnotation), isTrue);
      expect(tester.binding.mouseTracker.isAnnotationAttached(renderListener2.hoverAnnotation), isTrue);
      clearLists();
-
-      await gesture.removePointer();
    });
    testWidgets('Hover transfers between two listeners', (WidgetTester tester) async {
      final UniqueKey key1 = UniqueKey();
@@ -283,6 +279,7 @@ void main() {

      await tester.pumpWidget(Container());
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(const Offset(400.0, 0.0));
      await tester.pump();
      await tester.pumpWidget(
@@ -366,8 +363,6 @@ void main() {
      expect(exit2, isEmpty);
      expect(tester.binding.mouseTracker.isAnnotationAttached(renderListener1.hoverAnnotation), isFalse);
      expect(tester.binding.mouseTracker.isAnnotationAttached(renderListener2.hoverAnnotation), isFalse);
-
-      await gesture.removePointer();
    });

    testWidgets('needsCompositing set when parent class needsCompositing is set', (WidgetTester tester) async {
@@ -436,6 +431,7 @@ void main() {

      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(topLeft - const Offset(1, 1));
      await tester.pump();
      expect(events, isEmpty);
@@ -457,14 +453,13 @@ void main() {
      await tester.pump();
      expect(events.single, isA<PointerExitEvent>());
      events.clear();
-
-      await gesture.removePointer();
    });

    testWidgets('needsCompositing updates correctly and is respected', (WidgetTester tester) async {
      // Pretend that we have a mouse connected.
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
+      addTearDown(gesture.removePointer);

      await tester.pumpWidget(
        Transform.scale(
@@ -508,13 +503,12 @@ void main() {
      // TransformLayer for `Transform.scale` is removed again as transform is
      // executed directly on the canvas.
      expect(tester.layers.whereType<TransformLayer>(), hasLength(1));
-
-      await gesture.removePointer();
    });

    testWidgets("Callbacks aren't called during build", (WidgetTester tester) async {
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
+      addTearDown(gesture.removePointer);

      await tester.pumpWidget(
        const Center(child: HoverFeedback()),
@@ -539,14 +533,13 @@ void main() {
      await tester.pump();
      expect(HoverClientState.numEntries, equals(2));
      expect(HoverClientState.numExits, equals(1));
-
-      await gesture.removePointer();
    });

    testWidgets("Listener activate/deactivate don't duplicate annotations", (WidgetTester tester) async {
      final GlobalKey feedbackKey = GlobalKey();
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
+      addTearDown(gesture.removePointer);

      await tester.pumpWidget(
        Center(child: HoverFeedback(key: feedbackKey)),
@@ -570,8 +563,6 @@ void main() {
      await tester.pump();
      expect(HoverClientState.numEntries, equals(2));
      expect(HoverClientState.numExits, equals(2));
-
-      await gesture.removePointer();
    });

    testWidgets('Exit event when unplugging mouse should have a position', (WidgetTester tester) async {
@@ -594,8 +585,12 @@ void main() {
      );

      // Plug-in a mouse and move it to the center of the container.
-      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
+      addTearDown(() async {
+        if (gesture != null)
+          return gesture.removePointer();
+      });
      await gesture.moveTo(tester.getCenter(find.byType(Container)));
      await tester.pumpAndSettle();

@@ -611,6 +606,7 @@ void main() {

      // Unplug the mouse.
      await gesture.removePointer();
+      gesture = null;
      await tester.pumpAndSettle();

      expect(enter.length, 0);

--- a/packages/flutter/test/widgets/listener_test.dart
+++ b/packages/flutter/test/widgets/listener_test.dart
@@ -155,6 +155,7 @@ void main() {
      const Offset moved = Offset(20, 30);
      final Offset center = tester.getCenter(find.byKey(key));
      final TestGesture gesture = await tester.startGesture(center);
+      addTearDown(gesture.removePointer);
      await gesture.moveBy(moved);
      await gesture.up();

@@ -193,8 +194,6 @@ void main() {
      expect(events.single.delta, Offset.zero);
      expect(events.single.localDelta, Offset.zero);
      expect(events.single.transform, expectedTransform);
-
-      await gesture.removePointer();
    });

    testWidgets('scaled and offset for touch/signal', (WidgetTester tester) async {
@@ -234,6 +233,7 @@ void main() {
      final Offset center = tester.getCenter(find.byKey(key));
      final Offset topLeft = tester.getTopLeft(find.byKey(key));
      final TestGesture gesture = await tester.startGesture(center);
+      addTearDown(gesture.removePointer);
      await gesture.moveBy(moved);
      await gesture.up();

@@ -273,8 +273,6 @@ void main() {
      expect(events.single.delta, Offset.zero);
      expect(events.single.localDelta, Offset.zero);
      expect(events.single.transform, expectedTransform);
-
-      await gesture.removePointer();
    });

    testWidgets('rotated for touch/signal', (WidgetTester tester) async {
@@ -312,6 +310,7 @@ void main() {
      const Offset moved = Offset(20, 30);
      final Offset downPosition = tester.getCenter(find.byKey(key)) + const Offset(10, 5);
      final TestGesture gesture = await tester.startGesture(downPosition);
+      addTearDown(gesture.removePointer);
      await gesture.moveBy(moved);
      await gesture.up();

@@ -352,8 +351,6 @@ void main() {
      expect(events.single.delta, Offset.zero);
      expect(events.single.localDelta, Offset.zero);
      expect(events.single.transform, expectedTransform);
-
-      await gesture.removePointer();
    });
  });
 }

--- a/packages/flutter/test/widgets/mouse_region_test.dart
+++ b/packages/flutter/test/widgets/mouse_region_test.dart
@@ -100,6 +100,7 @@ void main() {
        ),
      ));
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(const Offset(400.0, 300.0));
      await tester.pump();
      expect(move, isNotNull);
@@ -107,8 +108,6 @@ void main() {
      expect(enter, isNotNull);
      expect(enter.position, equals(const Offset(400.0, 300.0)));
      expect(exit, isNull);
-
-      await gesture.removePointer();
    });
    testWidgets('detects pointer exiting', (WidgetTester tester) async {
      PointerEnterEvent enter;
@@ -126,6 +125,7 @@ void main() {
        ),
      ));
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(const Offset(400.0, 300.0));
      await tester.pump();
      move = null;
@@ -136,8 +136,6 @@ void main() {
      expect(enter, isNull);
      expect(exit, isNotNull);
      expect(exit.position, equals(const Offset(1.0, 1.0)));
-
-      await gesture.removePointer();
    });
    testWidgets('detects pointer exit when widget disappears', (WidgetTester tester) async {
      PointerEnterEvent enter;
@@ -156,6 +154,7 @@ void main() {
      ));
      final RenderMouseRegion renderListener = tester.renderObject(find.byType(MouseRegion));
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(const Offset(400.0, 300.0));
      await tester.pump();
      expect(move, isNotNull);
@@ -172,8 +171,6 @@ void main() {
      expect(exit, isNotNull);
      expect(exit.position, equals(const Offset(400.0, 300.0)));
      expect(tester.binding.mouseTracker.isAnnotationAttached(renderListener.hoverAnnotation), isFalse);
-
-      await gesture.removePointer();
    });
    testWidgets('Hover works with nested listeners', (WidgetTester tester) async {
      final UniqueKey key1 = UniqueKey();
@@ -195,6 +192,7 @@ void main() {

      await tester.pumpWidget(Container());
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(const Offset(400.0, 0.0));
      await tester.pump();
      await tester.pumpWidget(
@@ -255,8 +253,6 @@ void main() {
      expect(tester.binding.mouseTracker.isAnnotationAttached(renderListener1.hoverAnnotation), isTrue);
      expect(tester.binding.mouseTracker.isAnnotationAttached(renderListener2.hoverAnnotation), isTrue);
      clearLists();
-
-      await gesture.removePointer();
    });
    testWidgets('Hover transfers between two listeners', (WidgetTester tester) async {
      final UniqueKey key1 = UniqueKey();
@@ -278,6 +274,7 @@ void main() {

      await tester.pumpWidget(Container());
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(const Offset(400.0, 0.0));
      await tester.pump();
      await tester.pumpWidget(
@@ -360,8 +357,6 @@ void main() {
      expect(exit2, isEmpty);
      expect(tester.binding.mouseTracker.isAnnotationAttached(renderListener1.hoverAnnotation), isFalse);
      expect(tester.binding.mouseTracker.isAnnotationAttached(renderListener2.hoverAnnotation), isFalse);
-
-      await gesture.removePointer();
    });

    testWidgets('needsCompositing set when parent class needsCompositing is set', (WidgetTester tester) async {
@@ -430,6 +425,7 @@ void main() {

      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
+      addTearDown(gesture.removePointer);
      await gesture.moveTo(topLeft - const Offset(1, 1));
      await tester.pump();
      expect(events, isEmpty);
@@ -451,14 +447,13 @@ void main() {
      await tester.pump();
      expect(events.single, isA<PointerExitEvent>());
      events.clear();
-
-      await gesture.removePointer();
    });

    testWidgets('needsCompositing updates correctly and is respected', (WidgetTester tester) async {
      // Pretend that we have a mouse connected.
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
+      addTearDown(gesture.removePointer);

      await tester.pumpWidget(
        Transform.scale(
@@ -498,13 +493,12 @@ void main() {
      // TransformLayer for `Transform.scale` is removed again as transform is
      // executed directly on the canvas.
      expect(tester.layers.whereType<TransformLayer>(), hasLength(1));
-
-      await gesture.removePointer();
    });

    testWidgets("Callbacks aren't called during build", (WidgetTester tester) async {
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
+      addTearDown(gesture.removePointer);

      int numEntries = 0;
      int numExits = 0;
@@ -538,14 +532,13 @@ void main() {
      await tester.pump();
      expect(numEntries, equals(2));
      expect(numExits, equals(1));
-
-      await gesture.removePointer();
    });

    testWidgets("MouseRegion activate/deactivate don't duplicate annotations", (WidgetTester tester) async {
      final GlobalKey feedbackKey = GlobalKey();
      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
+      addTearDown(gesture.removePointer);

      int numEntries = 0;
      int numExits = 0;
@@ -580,8 +573,6 @@ void main() {
      await tester.pump();
      expect(numEntries, equals(2));
      expect(numExits, equals(2));
-
-      await gesture.removePointer();
    });

    testWidgets('Exit event when unplugging mouse should have a position', (WidgetTester tester) async {
@@ -604,8 +595,9 @@ void main() {
      );

      // Plug-in a mouse and move it to the center of the container.
-      final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
      await gesture.addPointer();
+      addTearDown(() => gesture?.removePointer());
      await gesture.moveTo(tester.getCenter(find.byType(Container)));
      await tester.pumpAndSettle();

@@ -621,6 +613,7 @@ void main() {

      // Unplug the mouse.
      await gesture.removePointer();
+      gesture = null;
      await tester.pumpAndSettle();

      expect(enter.length, 0);

--- a/packages/flutter/test/widgets/selectable_text_test.dart
+++ b/packages/flutter/test/widgets/selectable_text_test.dart
@@ -549,6 +549,7 @@ void main() {
    const int eIndex = 5;
    final Offset ePos = textOffsetToPosition(tester, eIndex);
    final TestGesture gesture = await tester.startGesture(ePos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(seconds: 2));
    await gesture.up();
    await tester.pump();
@@ -556,8 +557,6 @@ void main() {
    // The cursor is placed just like a regular tap.
    expect(editableText.controller.selection.baseOffset, eIndex);
    expect(editableText.controller.selection.extentOffset, eIndex);
-
-    await gesture.removePointer();
  });

  testWidgets('selectable text basic', (WidgetTester tester) async {
@@ -631,6 +630,7 @@ void main() {
    final Offset gPos = textOffsetToPosition(tester, 8);

    final TestGesture gesture = await tester.startGesture(ePos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump();
    await gesture.moveTo(gPos);
    await tester.pump();
@@ -639,8 +639,6 @@ void main() {

    expect(controller.selection.baseOffset, 5);
    expect(controller.selection.extentOffset, 8);
-
-    await gesture.removePointer();
  });

  testWidgets('Continuous dragging does not cause flickering', (WidgetTester tester) async {
@@ -670,6 +668,7 @@ void main() {

    // Drag from 'c' to 'g'.
    final TestGesture gesture = await tester.startGesture(cPos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump();
    await gesture.moveTo(gPos);
    await tester.pumpAndSettle();
@@ -693,8 +692,6 @@ void main() {
    expect(selectionChangedCount, 1);
    expect(controller.selection.baseOffset, 2);
    expect(controller.selection.extentOffset, 9);
-
-    await gesture.removePointer();
  });

  testWidgets('Dragging in opposite direction also works', (WidgetTester tester) async {
@@ -715,6 +712,7 @@ void main() {
    final Offset gPos = textOffsetToPosition(tester, 8);

    final TestGesture gesture = await tester.startGesture(gPos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump();
    await gesture.moveTo(ePos);
    await tester.pump();
@@ -723,8 +721,6 @@ void main() {

    expect(controller.selection.baseOffset, 5);
    expect(controller.selection.extentOffset, 8);
-
-    await gesture.removePointer();
  });

  testWidgets('Slow mouse dragging also selects text', (WidgetTester tester) async {
@@ -745,6 +741,7 @@ void main() {
    final Offset gPos = textOffsetToPosition(tester,8);

    final TestGesture gesture = await tester.startGesture(ePos, kind: PointerDeviceKind.mouse);
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(seconds: 2));
    await gesture.moveTo(gPos);
    await tester.pump();
@@ -752,8 +749,6 @@ void main() {

    expect(controller.selection.baseOffset, 5);
    expect(controller.selection.extentOffset,8);
-
-    await gesture.removePointer();
  });

  testWidgets('Can drag handles to change selection', (WidgetTester tester) async {
@@ -3665,6 +3660,7 @@ void main() {
        pointer: 7,
        kind: PointerDeviceKind.mouse,
      );
+      addTearDown(gesture.removePointer);
      await tester.pump();
      await gesture.up();
      await tester.pump();
@@ -3672,8 +3668,6 @@ void main() {
      final EditableTextState editableText = tester.state(find.byType(EditableText));
      expect(editableText.selectionOverlay.toolbarIsVisible, isFalse);
      expect(editableText.selectionOverlay.handlesAreVisible, isFalse);
-
-      await gesture.removePointer();
    },
  );

@@ -3695,6 +3689,7 @@ void main() {
        pointer: 7,
        kind: PointerDeviceKind.mouse,
      );
+      addTearDown(gesture.removePointer);
      await tester.pump(const Duration(seconds: 2));
      await gesture.up();
      await tester.pump();
@@ -3702,8 +3697,6 @@ void main() {
      final EditableTextState editableText = tester.state(find.byType(EditableText));
      expect(editableText.selectionOverlay.toolbarIsVisible, isFalse);
      expect(editableText.selectionOverlay.handlesAreVisible, isFalse);
-
-      await gesture.removePointer();
    },
  );

@@ -3725,6 +3718,7 @@ void main() {
        pointer: 7,
        kind: PointerDeviceKind.mouse,
      );
+      addTearDown(gesture.removePointer);
      await tester.pump(const Duration(milliseconds: 50));
      await gesture.up();
      await tester.pump();
@@ -3736,8 +3730,6 @@ void main() {
      final EditableTextState editableText = tester.state(find.byType(EditableText));
      expect(editableText.selectionOverlay.toolbarIsVisible, isFalse);
      expect(editableText.selectionOverlay.handlesAreVisible, isFalse);
-
-      await gesture.removePointer();
    },
  );
 }
--- a/packages/flutter/test/widgets/text_selection_test.dart
+++ b/packages/flutter/test/widgets/text_selection_test.dart
@@ -161,6 +161,7 @@ void main() {
  testWidgets('a very quick swipe is ignored', (WidgetTester tester) async {
    await pumpGestureDetector(tester);
    final TestGesture gesture = await tester.startGesture(const Offset(200, 200));
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(milliseconds: 20));
    await gesture.moveBy(const Offset(100, 100));
    await tester.pump();
@@ -182,6 +183,7 @@ void main() {
  testWidgets('a slower swipe has a tap down and a canceled tap', (WidgetTester tester) async {
    await pumpGestureDetector(tester);
    final TestGesture gesture = await tester.startGesture(const Offset(200, 200));
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(milliseconds: 120));
    await gesture.moveBy(const Offset(100, 100));
    await tester.pump();
@@ -319,8 +321,12 @@ void main() {
    await pumpGestureDetector(tester);

    const int pointerValue = 1;
-    final TestGesture gesture =
-        await tester.startGesture(const Offset(200.0, 200.0), pointer: pointerValue, kind: PointerDeviceKind.touch);
+    final TestGesture gesture = await tester.startGesture(
+      const Offset(200.0, 200.0),
+      pointer: pointerValue,
+      kind: PointerDeviceKind.touch,
+    );
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(seconds: 2));
    await gesture.up();
    await tester.pumpAndSettle();
@@ -334,8 +340,12 @@ void main() {
    await pumpGestureDetector(tester);

    const int pointerValue = 1;
-    final TestGesture gesture =
-        await tester.startGesture(const Offset(200.0, 200.0), pointer: pointerValue, kind: PointerDeviceKind.mouse);
+    final TestGesture gesture = await tester.startGesture(
+      const Offset(200.0, 200.0),
+      pointer: pointerValue,
+      kind: PointerDeviceKind.mouse,
+    );
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(seconds: 2));
    await gesture.up();
    await tester.pumpAndSettle();
@@ -343,16 +353,18 @@ void main() {
    expect(tapCount, 1);
    expect(singleTapUpCount, 1);
    expect(singleLongTapStartCount, 0);
-
-    await gesture.removePointer();
  });

  testWidgets('a touch drag is not recognized for text selection', (WidgetTester tester) async {
    await pumpGestureDetector(tester);

    const int pointerValue = 1;
-    final TestGesture gesture =
-        await tester.startGesture(const Offset(200.0, 200.0), pointer: pointerValue, kind: PointerDeviceKind.touch);
+    final TestGesture gesture = await tester.startGesture(
+      const Offset(200.0, 200.0),
+      pointer: pointerValue,
+      kind: PointerDeviceKind.touch,
+    );
+    addTearDown(gesture.removePointer);
    await tester.pump();
    await gesture.moveBy(const Offset(210.0, 200.0));
    await tester.pump();
@@ -364,16 +376,18 @@ void main() {
    expect(dragStartCount, 0);
    expect(dragUpdateCount, 0);
    expect(dragEndCount, 0);
-
-    await gesture.removePointer();
  });

  testWidgets('a mouse drag is recognized for text selection', (WidgetTester tester) async {
    await pumpGestureDetector(tester);

    const int pointerValue = 1;
-    final TestGesture gesture =
-        await tester.startGesture(const Offset(200.0, 200.0), pointer: pointerValue, kind: PointerDeviceKind.mouse);
+    final TestGesture gesture = await tester.startGesture(
+      const Offset(200.0, 200.0),
+      pointer: pointerValue,
+      kind: PointerDeviceKind.mouse,
+    );
+    addTearDown(gesture.removePointer);
    await tester.pump();
    await gesture.moveBy(const Offset(210.0, 200.0));
    await tester.pump();
@@ -385,16 +399,18 @@ void main() {
    expect(dragStartCount, 1);
    expect(dragUpdateCount, 1);
    expect(dragEndCount, 1);
-
-    await gesture.removePointer();
  });

  testWidgets('a slow mouse drag is still recognized for text selection', (WidgetTester tester) async {
    await pumpGestureDetector(tester);

    const int pointerValue = 1;
-    final TestGesture gesture =
-        await tester.startGesture(const Offset(200.0, 200.0), pointer: pointerValue, kind: PointerDeviceKind.mouse);
+    final TestGesture gesture = await tester.startGesture(
+      const Offset(200.0, 200.0),
+      pointer: pointerValue,
+      kind: PointerDeviceKind.mouse,
+    );
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(seconds: 2));
    await gesture.moveBy(const Offset(210.0, 200.0));
    await tester.pump();
@@ -404,14 +420,16 @@ void main() {
    expect(dragStartCount, 1);
    expect(dragUpdateCount, 1);
    expect(dragEndCount, 1);
-
-    await gesture.removePointer();
  });

  testWidgets('test TextSelectionGestureDetectorBuilder long press', (WidgetTester tester) async {
    await pumpTextSelectionGestureDetectorBuilder(tester);
-    final TestGesture gesture =
-      await tester.startGesture(const Offset(200.0, 200.0), pointer: 0, kind: PointerDeviceKind.touch);
+    final TestGesture gesture = await tester.startGesture(
+      const Offset(200.0, 200.0),
+      pointer: 0,
+      kind: PointerDeviceKind.touch,
+    );
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(seconds: 2));
    await gesture.up();
    await tester.pumpAndSettle();
@@ -424,8 +442,12 @@ void main() {

  testWidgets('test TextSelectionGestureDetectorBuilder tap', (WidgetTester tester) async {
    await pumpTextSelectionGestureDetectorBuilder(tester);
-    final TestGesture gesture =
-      await tester.startGesture(const Offset(200.0, 200.0), pointer: 0, kind: PointerDeviceKind.touch);
+    final TestGesture gesture = await tester.startGesture(
+      const Offset(200.0, 200.0),
+      pointer: 0,
+      kind: PointerDeviceKind.touch,
+    );
+    addTearDown(gesture.removePointer);
    await gesture.up();
    await tester.pumpAndSettle();

@@ -437,8 +459,12 @@ void main() {

  testWidgets('test TextSelectionGestureDetectorBuilder double tap', (WidgetTester tester) async {
    await pumpTextSelectionGestureDetectorBuilder(tester);
-    final TestGesture gesture =
-      await tester.startGesture(const Offset(200.0, 200.0), pointer: 0, kind: PointerDeviceKind.touch);
+    final TestGesture gesture = await tester.startGesture(
+      const Offset(200.0, 200.0),
+      pointer: 0,
+      kind: PointerDeviceKind.touch,
+    );
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(milliseconds: 50));
    await gesture.up();
    await gesture.down(const Offset(200.0, 200.0));
@@ -455,6 +481,7 @@ void main() {
  testWidgets('test TextSelectionGestureDetectorBuilder forcePress enabled', (WidgetTester tester) async {
    await pumpTextSelectionGestureDetectorBuilder(tester);
    final TestGesture gesture = await tester.createGesture();
+    addTearDown(gesture.removePointer);
    await gesture.downWithCustomEvent(
      const Offset(200.0, 200.0),
      const PointerDownEvent(
@@ -484,8 +511,12 @@ void main() {

  testWidgets('test TextSelectionGestureDetectorBuilder selection disabled', (WidgetTester tester) async {
    await pumpTextSelectionGestureDetectorBuilder(tester, selectionEnabled: false);
-    final TestGesture gesture =
-      await tester.startGesture(const Offset(200.0, 200.0), pointer: 0, kind: PointerDeviceKind.touch);
+    final TestGesture gesture = await tester.startGesture(
+      const Offset(200.0, 200.0),
+      pointer: 0,
+      kind: PointerDeviceKind.touch,
+    );
+    addTearDown(gesture.removePointer);
    await tester.pump(const Duration(seconds: 2));
    await gesture.up();
    await tester.pumpAndSettle();
@@ -499,6 +530,7 @@ void main() {
  testWidgets('test TextSelectionGestureDetectorBuilder forcePress disabled', (WidgetTester tester) async {
    await pumpTextSelectionGestureDetectorBuilder(tester, forcePressEnabled: false);
    final TestGesture gesture = await tester.createGesture();
+    addTearDown(gesture.removePointer);
    await gesture.downWithCustomEvent(
      const Offset(200.0, 200.0),
      const PointerDownEvent(