fix: use XCTest drag for iOS swipes

ios-runner/AgentDeviceRunner/AgentDeviceRunnerUITests/RunnerTests+CommandExecution.swift

@@ -17,6 +17,10 @@ extension RunnerTests {
     min(max((durationMs / 5.0) / 1000.0, 0.016), 0.120)
   }
 
+  private func coordinateDragHoldDuration() -> TimeInterval {
+    0.050
+  }
+
   func unsupportedResponse(for outcome: RunnerInteractionOutcome) -> Response? {
     switch outcome {
     case .performed:
@@ -657,7 +661,7 @@ extension RunnerTests {
       }
       let holdDuration = command.synthesized == true
         ? synthesizedSwipeFallbackHoldDuration(durationMs: command.durationMs ?? 250)
-        : min(max((command.durationMs ?? 60) / 1000.0, 0.016), 10.0)
+        : coordinateDragHoldDuration()
       let (timing, outcome) = performGesture(activeApp) {
         dragAt(
           app: activeApp,
@@ -715,7 +719,7 @@ extension RunnerTests {
       }
       let holdDuration = command.synthesized == true
         ? synthesizedSwipeFallbackHoldDuration(durationMs: command.durationMs ?? 250)
-        : min(max((command.durationMs ?? 60) / 1000.0, 0.016), 10.0)
+        : coordinateDragHoldDuration()
       let (timing, outcome) = performGesture(activeApp) {
         performDragSeries(
           count: count,

src/core/__tests__/dispatch-interactions.test.ts

@@ -165,7 +165,7 @@ test('handleSwipeCommand preserves iOS swipe duration through dispatch', async (
   });
 });
 
-test('handleSwipeCommand uses synthesized iOS runner drag series for repeated swipes', async () => {
+test('handleSwipeCommand uses XCTest iOS runner drag series for repeated swipes', async () => {
   mockRunIosRunnerCommand.mockResolvedValueOnce({
     gestureStartUptimeMs: 100,
     gestureEndUptimeMs: 720,
@@ -194,7 +194,6 @@ test('handleSwipeCommand uses synthesized iOS runner drag series for repeated sw
     count: 2,
     pauseMs: 50,
     pattern: 'ping-pong',
-    synthesized: true,
     appBundleId: 'com.example.App',
   });
   assert.equal(result.timingMode, 'runner-series');

src/core/__tests__/dispatch-series.test.ts

@@ -4,7 +4,6 @@ import {
   requireIntInRange,
   shouldUseIosTapSeries,
   shouldUseIosDragSeries,
-  shouldUseSynthesizedIosDrag,
 } from '../dispatch-series.ts';
 import { AppError } from '../../utils/errors.ts';
 import type { DeviceInfo } from '../../utils/device.ts';
@@ -66,23 +65,6 @@ test('shouldUseIosDragSeries returns false when count is 1', () => {
   assert.equal(shouldUseIosDragSeries(iosDevice, 1), false);
 });
 
-// --- shouldUseSynthesizedIosDrag ---
-
-test('shouldUseSynthesizedIosDrag returns true only for non-tvOS iOS targets', () => {
-  assert.equal(shouldUseSynthesizedIosDrag(iosDevice), true);
-  assert.equal(shouldUseSynthesizedIosDrag({ ...iosDevice, target: 'tv' }), false);
-  assert.equal(
-    shouldUseSynthesizedIosDrag({
-      platform: 'macos',
-      id: 'mac',
-      name: 'Mac',
-      kind: 'device',
-      target: 'desktop',
-    }),
-    false,
-  );
-});
-
 // --- computeDeterministicJitter ---
 
 // --- runRepeatedSeries ---

src/core/dispatch-interactions.ts

@@ -25,7 +25,6 @@ import {
   requireIntInRange,
   shouldUseIosTapSeries,
   shouldUseIosDragSeries,
-  shouldUseSynthesizedIosDrag,
   computeDeterministicJitter,
   runRepeatedSeries,
 } from './dispatch-series.ts';
@@ -488,7 +487,6 @@ async function runSwipeCoordinates(params: {
         count,
         pauseMs,
         pattern,
-        ...(shouldUseSynthesizedIosDrag(device) ? { synthesized: true } : {}),
         appBundleId: context?.appBundleId,
       },
       {

src/core/dispatch-series.ts

@@ -27,10 +27,6 @@ export function shouldUseIosDragSeries(device: DeviceInfo, count: number): boole
   return isApplePlatform(device.platform) && count > 1;
 }
 
-export function shouldUseSynthesizedIosDrag(device: DeviceInfo): boolean {
-  return device.platform === 'ios' && device.target !== 'tv';
-}
-
 export function computeDeterministicJitter(index: number, jitterPx: number): [number, number] {
   if (jitterPx <= 0) return [0, 0];
   const [dx, dy] = DETERMINISTIC_JITTER_PATTERN[index % DETERMINISTIC_JITTER_PATTERN.length]!;

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

@@ -217,7 +217,7 @@ for (const [name, device] of [
   });
 }
 
-test('iosRunnerOverrides maps swipe to synthesized iOS drag duration', async () => {
+test('iosRunnerOverrides maps swipe to XCTest iOS drag duration', async () => {
   mockRunIosRunnerCommand.mockResolvedValue({});
 
   const { overrides } = iosRunnerOverrides(IOS_TEST_SIMULATOR, {
@@ -235,7 +235,6 @@ test('iosRunnerOverrides maps swipe to synthesized iOS drag duration', async ()
     x2: 180,
     y2: 200,
     durationMs: 300,
-    synthesized: true,
     appBundleId: 'com.example.App',
   });
   assert.deepEqual(mockRunIosRunnerCommand.mock.calls[1]?.[1], {
@@ -245,7 +244,6 @@ test('iosRunnerOverrides maps swipe to synthesized iOS drag duration', async ()
     x2: 180,
     y2: 200,
     durationMs: 250,
-    synthesized: true,
     appBundleId: 'com.example.App',
   });
   assert.deepEqual(mockRunIosRunnerCommand.mock.calls[2]?.[1], {
@@ -255,7 +253,6 @@ test('iosRunnerOverrides maps swipe to synthesized iOS drag duration', async ()
     x2: 180,
     y2: 200,
     durationMs: 300,
-    synthesized: true,
     appBundleId: 'com.example.App',
   });
 });
@@ -286,7 +283,7 @@ for (const [name, device] of [
 }
 
 for (const [name, device, expectedGestureFields] of [
-  ['iOS', IOS_TEST_SIMULATOR, { durationMs: 250, synthesized: true }],
+  ['iOS', IOS_TEST_SIMULATOR, { durationMs: 250 }],
   ['macOS', MACOS_TEST_DEVICE, {}],
 ] as const) {
   test(`iosRunnerOverrides maps ${name} scroll to the expected drag path`, async () => {
@@ -938,7 +935,7 @@ test('screenshotIos retries simulator capture timeouts and eventually succeeds',
     else process.env.AGENT_DEVICE_TEST_SCREENSHOT_COUNT_FILE = previousScreenshotCountFile;
     await fs.rm(tmpDir, { recursive: true, force: true });
   }
-});
+}, 10_000);
 
 test('openIosApp web URL on iOS device without app falls back to Safari', async () => {
   const tmpDir = await fs.mkdtemp(path.join(os.tmpdir(), 'agent-device-ios-safari-test-'));

src/platforms/ios/interactions.ts

@@ -1,6 +1,5 @@
 import { AppError } from '../../utils/errors.ts';
 import type { DeviceInfo } from '../../utils/device.ts';
-import { shouldUseSynthesizedIosDrag } from '../../core/dispatch-series.ts';
 import { buildScrollGesturePlan, type ScrollDirection } from '../../core/scroll-gesture.ts';
 import { runIosRunnerCommand } from './runner-client.ts';
 import type { RunnerCommand } from './runner-contract.ts';
@@ -108,7 +107,7 @@ export function iosRunnerOverrides(
         return await runIosRunnerCommand(
           device,
           iosDragCommand(device, ctx, x1, y1, x2, y2, durationMs, {
-            synthesizedDefaultDurationMs: IOS_SWIPE_DEFAULT_DURATION_MS,
+            defaultDurationMs: IOS_SWIPE_DEFAULT_DURATION_MS,
           }),
           runnerOpts,
         );
@@ -117,7 +116,7 @@ export function iosRunnerOverrides(
         return await runIosRunnerCommand(
           device,
           iosDragCommand(device, ctx, x1, y1, x2, y2, durationMs, {
-            synthesizedDefaultDurationMs: 500,
+            defaultDurationMs: 500,
             legacyDefaultDurationMs: 500,
           }),
           runnerOpts,
@@ -274,22 +273,21 @@ function iosDragCommand(
   y2: number,
   durationMs: number | undefined,
   options: {
-    synthesizedDefaultDurationMs: number;
+    defaultDurationMs: number;
     legacyDefaultDurationMs?: number;
   },
 ): RunnerCommand {
-  const useSynthesizedDrag = shouldUseSynthesizedIosDrag(device);
-  const normalizedDurationMs = useSynthesizedDrag
-    ? iosGestureDurationMs(durationMs, options.synthesizedDefaultDurationMs)
-    : (durationMs ?? options.legacyDefaultDurationMs);
+  const normalizedDurationMs =
+    device.platform === 'ios' && device.target !== 'tv'
+      ? iosGestureDurationMs(durationMs, options.defaultDurationMs)
+      : (durationMs ?? options.legacyDefaultDurationMs);
   return {
     command: 'drag',
     x,
     y,
     x2,
     y2,
     ...(normalizedDurationMs !== undefined ? { durationMs: normalizedDurationMs } : {}),
-    ...(useSynthesizedDrag ? { synthesized: true } : {}),
     appBundleId: ctx.appBundleId,
   };
 }
@@ -354,7 +352,7 @@ async function runAppleScroll(
       frame.originX + plan.x2,
       frame.originY + plan.y2,
       undefined,
-      { synthesizedDefaultDurationMs: IOS_SWIPE_DEFAULT_DURATION_MS },
+      { defaultDurationMs: IOS_SWIPE_DEFAULT_DURATION_MS },
     ),
     runnerOpts,
   );

test/integration/provider-scenarios/ios-world.ts

@@ -76,7 +76,6 @@ export async function createIosSettingsWorld(): Promise<IosSettingsWorld> {
         x2: 276,
         y2: 122,
         durationMs: 500,
-        synthesized: true,
         appBundleId: 'com.apple.Preferences',
       },
       result: { dragged: true },