tst: fix flaky goBack in iOS e2e tests

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

.github/workflows/e2e-ios.yml

@@ -194,9 +194,6 @@ jobs:
           mkdir -p ios/build/Build/Products/Release-iphonesimulator
           tar -xzf BlueWallet.app.tar.gz -C ios/build/Build/Products/Release-iphonesimulator
 
-      - name: Disable simulator animations
-        run: defaults write com.apple.iphonesimulator SlowMotionAnimation -bool NO
-
       # Pre-boot simulator so first detox launchApp lands warm.
       - name: Pre-boot iOS simulator
         run: |
@@ -210,6 +207,13 @@ jobs:
           xcrun simctl bootstatus "$UDID" -b
           xcrun simctl launch "$UDID" com.apple.springboard >/dev/null 2>&1 || true
 
+      # Cut animations so detox sync stays steady on slow CI VMs; Reduce Motion makes reanimated skip to final value.
+      - name: Disable simulator animations
+        run: |
+          defaults write com.apple.iphonesimulator SlowMotionAnimation -bool NO
+          xcrun simctl spawn booted defaults write com.apple.Accessibility ReduceMotionEnabled -bool true
+          xcrun simctl spawn booted notifyutil -p com.apple.Accessibility.ReduceMotionStatusDidChange
+
       - name: Run detox tests
         timeout-minutes: 360
         run: |

ios/Podfile.lock

@@ -1,5 +1,5 @@
 PODS:
-  - BugsnagReactNative (8.8.1):
+  - BugsnagReactNative (8.9.0):
     - hermes-engine
     - RCTRequired
     - RCTTypeSafety
@@ -29,7 +29,7 @@ PODS:
     - hermes-engine/Pre-built (= 250829098.0.10)
   - hermes-engine/Pre-built (250829098.0.10)
   - lottie-ios (4.6.0)
-  - lottie-react-native (7.3.7):
+  - lottie-react-native (7.3.8):
     - hermes-engine
     - lottie-ios (= 4.6.0)
     - RCTRequired
@@ -2018,6 +2018,8 @@ PODS:
   - ReactNativeDependencies (0.85.3)
   - RealmJS (20.2.0):
     - React
+  - RNBackgroundFetch (4.2.9):
+    - React-Core
   - RNCAsyncStorage (2.2.0):
     - hermes-engine
     - RCTRequired
@@ -2543,6 +2545,7 @@ DEPENDENCIES:
   - ReactNativeCameraKit (from `../node_modules/react-native-camera-kit-no-google`)
   - ReactNativeDependencies (from `../node_modules/react-native/third-party-podspecs/ReactNativeDependencies.podspec`)
   - RealmJS (from `../node_modules/realm`)
+  - RNBackgroundFetch (from `../node_modules/react-native-background-fetch`)
   - "RNCAsyncStorage (from `../node_modules/@react-native-async-storage/async-storage`)"
   - "RNCClipboard (from `../node_modules/@react-native-clipboard/clipboard`)"
   - RNDefaultPreference (from `../node_modules/react-native-default-preference`)
@@ -2762,6 +2765,8 @@ EXTERNAL SOURCES:
     :podspec: "../node_modules/react-native/third-party-podspecs/ReactNativeDependencies.podspec"
   RealmJS:
     :path: "../node_modules/realm"
+  RNBackgroundFetch:
+    :path: "../node_modules/react-native-background-fetch"
   RNCAsyncStorage:
     :path: "../node_modules/@react-native-async-storage/async-storage"
   RNCClipboard:
@@ -2802,13 +2807,13 @@ EXTERNAL SOURCES:
     :path: "../node_modules/react-native/ReactCommon/yoga"
 
 SPEC CHECKSUMS:
-  BugsnagReactNative: bee770e3f497a8571feb1579bdc083a070bee1f3
+  BugsnagReactNative: 73ce58aac04585e7cba3081c0abba06d848d62fc
   BVLinearGradient: cb006ba232a1f3e4f341bb62c42d1098c284da70
   CocoaAsyncSocket: 065fd1e645c7abab64f7a6a2007a48038fdc6a99
   FBLazyVector: 24e62c765683b8d89006a88a2c8f5cf019f0074d
-  hermes-engine: 86cdbf283775c54dc008895c3eacd24a1f2a40b4
+  hermes-engine: 4ed74710a31e8e31f20356c641eab1d8f7d54595
   lottie-ios: 8f959969761e9c45d70353667d00af0e5b9cadb3
-  lottie-react-native: 26b365c3d5615e87f4db048dcb151de3eb9a8e76
+  lottie-react-native: ee142214581f3bb68fbda7efcf07b835a189eeda
   RCTDeprecation: a4c521821fab57cbb125b36effe84d897d0dfa12
   RCTRequired: 9f3a7e5645d4bc3f551593de7550bb66ab6e42bc
   RCTSwiftUI: 239ed2eb9e73de5a6f518810630f0c95e01c8702
@@ -2817,7 +2822,7 @@ SPEC CHECKSUMS:
   React: e2dc35338068bbd299c66f043ae0d7f25de8499e
   React-callinvoker: 28b25d21b124c26cebaea713ba7d801b9351dc48
   React-Core: 02ed7d2ffb70437bdf2aba074a13078a7b0b9ff0
-  React-Core-prebuilt: 9e875134f667c471ab68bf9edf1661fa11b86540
+  React-Core-prebuilt: 3445f1028d9b206cd45c8bbb7e2427ee891f810e
   React-CoreModules: b3a5a42dadcde3b5d47b325bd912eb2ced89e146
   React-cxxreact: fe8f88dda044e5905e99a00f41b7a874c3908716
   React-debug: 92944dc4d89f56d640e75498266cbde557a48189
@@ -2898,8 +2903,9 @@ SPEC CHECKSUMS:
   ReactCodegen: 1bd7f2174582b0e142f8671735b5c906c08b72ea
   ReactCommon: 7dfc3250793bf36cf221096ff59e1179e13eef7f
   ReactNativeCameraKit: 5974256fc608631c1c812710cd98abe95dae0f88
-  ReactNativeDependencies: 0a5c93845772e4b1c5ad065c59a859518b13a6b7
+  ReactNativeDependencies: 75299c281f422106c723e79dc1f6ce7ef03241be
   RealmJS: 1c37c6bdfe060f4caa0f9175aa0eedb962622ee1
+  RNBackgroundFetch: 64b1215fbb8ec58afba877ca0ce177e009ce12b7
   RNCAsyncStorage: 2ad919e88b8bc2cd80e8697ce66d04d006743283
   RNCClipboard: 715fa7c6c8366f17d00f05a439ee7488f390fa5f
   RNDefaultPreference: 8a089ee8ce829a66c5453e3c5434f0785499d1c3

tests/e2e/helperz.js

@@ -173,7 +173,7 @@ export async function helperDeleteWallet(label, remainingBalanceSat = false) {
   await waitForId('WalletDetails');
   await element(by.id('WalletDetails')).tap();
   await element(by.id('WalletDetailsScroll')).swipe('up', 'fast', 1);
-  await sleep(200);
+  await sleep(1000);
   await element(by.id('DeleteWallet')).tap();
   await waitForText('Yes, delete');
   await element(by.text('Yes, delete')).tap();
@@ -368,19 +368,37 @@ export async function goBack() {
   // Try each back/close affordance in order; retry the full set up to 10 times.
   const candidates = [by.id('BackButton'), by.id('NavigationCloseButton'), by.label('Back'), by.text('Close')];
 
+  // A matcher can hit several elements across stacked screens: each nav back
+  // button exists twice (_UIButtonBarButton wrapper + UIAccessibilityBackButtonElement),
+  // and when a modal covers a stack that also has a back button, the covered
+  // one can precede the visible one in match order (seen with Reduce Motion on).
+  // Probe attributes and only tap an element detox reports as visible & hittable.
+  let lastErr;
   for (let attempt = 0; attempt < 10; attempt++) {
     for (const matcher of candidates) {
-      try {
-        await element(matcher).atIndex(0).tap();
-        return;
-      } catch (_) {
-        /* try next */
+      for (let idx = 0; idx < 6; idx++) {
+        let attrs;
+        try {
+          attrs = await element(matcher).atIndex(idx).getAttributes();
+        } catch (err) {
+          lastErr = err;
+          break; // no element at this index — try next candidate
+        }
+        if (!attrs.visible || attrs.hittable === false) continue;
+        try {
+          await element(matcher).atIndex(idx).tap();
+          return;
+        } catch (err) {
+          lastErr = err;
+        }
       }
     }
     await sleep(500);
   }
 
-  rethrowWithCallsite(new Error('goBack: no back/close affordance tappable after 10 attempts.'), callsite);
+  const wrapped = new Error('goBack: no back/close affordance tappable after 10 attempts.');
+  if (lastErr) wrapped.cause = lastErr;
+  rethrowWithCallsite(wrapped, callsite);
 }
 
 export async function typeTextIntoAlertInput(text) {
@@ -405,7 +423,7 @@ export async function scrollUpOnHomeScreen() {
     // if no wallets there will be just one scroll
     await element(by.type('RCTEnhancedScrollView')).swipe('down', 'slow', 0.5);
   }
-  await sleep(200); // bounce animation
+  await sleep(1000); // bounce animation
 }
 
 // We really only need this function when running tests locally.