ci(ios): keep tests platform-based and stabilize simulator selection

Author: thymikee

.github/workflows/ios.yml

@@ -68,6 +68,38 @@ jobs:
             -destination "platform=iOS Simulator,name=iPhone 17 Pro,OS=${IOS_RUNTIME_VERSION}" \
             -derivedDataPath "$DERIVED_DATA_PATH"
 
+      - name: Resolve and boot iOS test simulator
+        run: |
+          set -euo pipefail
+          RUNTIME_TOKEN="SimRuntime.iOS-${IOS_RUNTIME_VERSION//./-}"
+          export RUNTIME_TOKEN
+          UDID="$(
+            xcrun simctl list devices -j | node -e '
+              const fs = require("node:fs");
+              const runtimeToken = process.env.RUNTIME_TOKEN;
+              const payload = JSON.parse(fs.readFileSync(0, "utf8"));
+              const entries = Object.entries(payload.devices ?? {});
+              const iosRuntimes = entries.filter(([runtime]) => runtime.includes("SimRuntime.iOS-"));
+              const runtimeMatches = iosRuntimes.filter(([runtime]) => runtime.includes(runtimeToken));
+              const pool = runtimeMatches.length > 0 ? runtimeMatches : iosRuntimes;
+              const available = pool.flatMap(([runtime, devices]) =>
+                (devices ?? [])
+                  .filter((device) => device.isAvailable)
+                  .map((device) => ({ ...device, runtime })),
+              );
+              const preferred =
+                available.find((device) => device.state === "Booted" && device.name === "iPhone 17 Pro") ??
+                available.find((device) => device.name === "iPhone 17 Pro") ??
+                available.find((device) => device.state === "Booted") ??
+                available[0];
+              if (!preferred?.udid) process.exit(1);
+              process.stdout.write(preferred.udid);
+            '
+          )"
+          xcrun simctl shutdown all || true
+          xcrun simctl boot "$UDID" || true
+          xcrun simctl bootstatus "$UDID" -b
+
       - name: Run iOS integration test
         run: node --test test/integration/ios.test.ts
 

test/integration/ios.test.ts

@@ -4,9 +4,7 @@ import path from 'node:path';
 import { createIntegrationTestContext, runCliJson } from './test-helpers.ts';
 
 const session = ['--session', 'ios-test'];
-const iosTarget = process.env.AGENT_DEVICE_IOS_TEST_UDID
-  ? ['--udid', process.env.AGENT_DEVICE_IOS_TEST_UDID]
-  : ['--platform', 'ios'];
+const iosTarget = ['--platform', 'ios'];
 
 test.after(() => {
   runCliJson(['close', ...iosTarget, '--json', ...session]);