fix: synthesize iOS swipe gestures

Author: thymikee

src/platforms/ios/__tests__/index.test.ts

@@ -252,7 +252,7 @@ for (const [name, device] of [
   });
 }
 
-test('iosRunnerOverrides maps swipe to XCTest iOS drag duration', async () => {
+test('iosRunnerOverrides maps iOS swipe duration to synthesized drag', async () => {
   mockRunIosRunnerCommand.mockResolvedValue({});
 
   const { overrides } = iosRunnerOverrides(IOS_TEST_SIMULATOR, {
@@ -270,6 +270,7 @@ test('iosRunnerOverrides maps swipe to XCTest iOS drag duration', async () => {
     x2: 180,
     y2: 200,
     durationMs: 300,
+    synthesized: true,
     appBundleId: 'com.example.App',
   });
   assert.deepEqual(mockRunIosRunnerCommand.mock.calls[1]?.[1], {
@@ -279,6 +280,7 @@ test('iosRunnerOverrides maps swipe to XCTest iOS drag duration', async () => {
     x2: 180,
     y2: 200,
     durationMs: 250,
+    synthesized: true,
     appBundleId: 'com.example.App',
   });
   assert.deepEqual(mockRunIosRunnerCommand.mock.calls[2]?.[1], {

src/platforms/ios/interactions.ts

@@ -29,6 +29,12 @@ type NormalizedScrollOptions = {
   preferProvidedPixels?: boolean;
 };
 
+type IosDragCommandOptions = {
+  defaultDurationMs: number;
+  legacyDefaultDurationMs?: number;
+  synthesized?: boolean;
+};
+
 type IosRunnerOverrides = Pick<
   Interactor,
   | 'tap'
@@ -101,6 +107,7 @@ export function iosRunnerOverrides(
           device,
           iosDragCommand(device, ctx, x1, y1, x2, y2, durationMs, {
             defaultDurationMs: IOS_SWIPE_DEFAULT_DURATION_MS,
+            synthesized: device.platform === 'ios' && device.target !== 'tv',
           }),
           runnerOpts,
         );
@@ -265,10 +272,7 @@ function iosDragCommand(
   x2: number,
   y2: number,
   durationMs: number | undefined,
-  options: {
-    defaultDurationMs: number;
-    legacyDefaultDurationMs?: number;
-  },
+  options: IosDragCommandOptions,
 ): RunnerCommand {
   const normalizedDurationMs =
     device.platform === 'ios' && device.target !== 'tv'
@@ -281,6 +285,7 @@ function iosDragCommand(
     x2,
     y2,
     ...(normalizedDurationMs !== undefined ? { durationMs: normalizedDurationMs } : {}),
+    ...(options.synthesized === true ? { synthesized: true } : {}),
     appBundleId: ctx.appBundleId,
   };
 }