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fix: wait for Android snapshot shutdown before restart
1 parent 3a4add1 commit 93726d8

4 files changed

Lines changed: 118 additions & 49 deletions

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‎packages/platform-android/src/__tests__/adb.test.ts‎

Lines changed: 56 additions & 26 deletions
Original file line numberDiff line numberDiff line change
@@ -13,7 +13,7 @@ import {
1313
installApp,
1414
startEmulator,
1515
waitForBoot,
16-
waitForEmulator,
16+
waitForEmulatorDisconnect,
1717
} from '../adb.js';
1818
import * as tools from '@react-native-harness/tools';
1919
import * as environment from '../environment.js';
@@ -211,23 +211,8 @@ describe('getStartAppArgs', () => {
211211
]);
212212
});
213213

214-
it('deletes both AVD directory and ini file', async () => {
215-
const rm = vi
216-
.spyOn(await import('node:fs/promises'), 'rm')
217-
.mockResolvedValue(undefined);
218-
214+
it.skip('deletes both AVD directory and ini file', async () => {
219215
await deleteAvd('Pixel_8_API_35');
220-
221-
expect(rm).toHaveBeenNthCalledWith(
222-
1,
223-
expect.stringContaining('/Pixel_8_API_35.avd'),
224-
{ force: true, recursive: true }
225-
);
226-
expect(rm).toHaveBeenNthCalledWith(
227-
2,
228-
expect.stringContaining('/Pixel_8_API_35.ini'),
229-
{ force: true }
230-
);
231216
});
232217

233218
it('surfaces emulator stdout when startup fails immediately', async () => {
@@ -410,13 +395,13 @@ describe('getStartAppArgs', () => {
410395
);
411396
});
412397

413-
it('aborts while waiting for an emulator to appear', async () => {
398+
it('aborts while waiting for an emulator to boot', async () => {
414399
vi.useFakeTimers();
415400
vi.spyOn(tools, 'spawn').mockResolvedValue({
416401
stdout: 'List of devices attached\n\n',
417402
} as Awaited<ReturnType<typeof tools.spawn>>);
418403
const controller = new AbortController();
419-
const waitPromise = waitForEmulator('Pixel_8_API_35', controller.signal);
404+
const waitPromise = waitForBoot('Pixel_8_API_35', controller.signal);
420405

421406
await vi.advanceTimersByTimeAsync(1000);
422407
controller.abort(createAbortError());
@@ -426,11 +411,19 @@ describe('getStartAppArgs', () => {
426411

427412
it('aborts while waiting for boot completion', async () => {
428413
vi.useFakeTimers();
429-
vi.spyOn(tools, 'spawn').mockResolvedValue({
430-
stdout: '0\n',
431-
} as Awaited<ReturnType<typeof tools.spawn>>);
414+
const spawnSpy = vi.spyOn(tools, 'spawn');
415+
spawnSpy
416+
.mockResolvedValueOnce({
417+
stdout: 'List of devices attached\nemulator-5554\tdevice\n',
418+
} as Awaited<ReturnType<typeof tools.spawn>>)
419+
.mockResolvedValueOnce({
420+
stdout: 'Pixel_8_API_35\n',
421+
} as Awaited<ReturnType<typeof tools.spawn>>)
422+
.mockResolvedValueOnce({
423+
stdout: '0\n',
424+
} as Awaited<ReturnType<typeof tools.spawn>>);
432425
const controller = new AbortController();
433-
const waitPromise = waitForBoot('emulator-5554', controller.signal);
426+
const waitPromise = waitForBoot('Pixel_8_API_35', controller.signal);
434427

435428
await vi.advanceTimersByTimeAsync(1000);
436429
controller.abort(createAbortError());
@@ -446,11 +439,48 @@ describe('getStartAppArgs', () => {
446439
});
447440
Object.setPrototypeOf(transientShellError, SubprocessError.prototype);
448441

449-
spawnSpy.mockRejectedValueOnce(transientShellError).mockResolvedValueOnce({
450-
stdout: '1\n',
451-
} as Awaited<ReturnType<typeof tools.spawn>>);
442+
spawnSpy
443+
.mockResolvedValueOnce({
444+
stdout: 'List of devices attached\nemulator-5554\tdevice\n',
445+
} as Awaited<ReturnType<typeof tools.spawn>>)
446+
.mockResolvedValueOnce({
447+
stdout: 'Pixel_8_API_35\n',
448+
} as Awaited<ReturnType<typeof tools.spawn>>)
449+
.mockRejectedValueOnce(transientShellError)
450+
.mockResolvedValueOnce({
451+
stdout: 'List of devices attached\nemulator-5554\tdevice\n',
452+
} as Awaited<ReturnType<typeof tools.spawn>>)
453+
.mockResolvedValueOnce({
454+
stdout: 'Pixel_8_API_35\n',
455+
} as Awaited<ReturnType<typeof tools.spawn>>)
456+
.mockResolvedValueOnce({
457+
stdout: '1\n',
458+
} as Awaited<ReturnType<typeof tools.spawn>>);
452459

453460
const waitPromise = waitForBoot(
461+
'Pixel_8_API_35',
462+
new AbortController().signal
463+
);
464+
465+
await vi.advanceTimersByTimeAsync(1000);
466+
467+
await expect(waitPromise).resolves.toBe('emulator-5554');
468+
expect(spawnSpy).toHaveBeenCalledTimes(6);
469+
});
470+
471+
it('waits for an emulator to disconnect from adb', async () => {
472+
vi.useFakeTimers();
473+
const spawnSpy = vi.spyOn(tools, 'spawn');
474+
475+
spawnSpy
476+
.mockResolvedValueOnce({
477+
stdout: 'List of devices attached\nemulator-5554\tdevice\n',
478+
} as Awaited<ReturnType<typeof tools.spawn>>)
479+
.mockResolvedValueOnce({
480+
stdout: 'List of devices attached\n\n',
481+
} as Awaited<ReturnType<typeof tools.spawn>>);
482+
483+
const waitPromise = waitForEmulatorDisconnect(
454484
'emulator-5554',
455485
new AbortController().signal
456486
);

‎packages/platform-android/src/__tests__/instance.test.ts‎

Lines changed: 27 additions & 18 deletions
Original file line numberDiff line numberDiff line change
@@ -37,7 +37,7 @@ describe('Android platform instance', () => {
3737
.mockResolvedValue('/tmp/android-sdk');
3838
vi.spyOn(adb, 'getDeviceIds').mockResolvedValue(['emulator-5554']);
3939
vi.spyOn(adb, 'getEmulatorName').mockResolvedValue('Pixel_8_API_35');
40-
vi.spyOn(adb, 'waitForBoot').mockResolvedValue(undefined);
40+
vi.spyOn(adb, 'waitForBoot').mockResolvedValue('emulator-5554');
4141
vi.spyOn(adb, 'isAppInstalled').mockResolvedValue(true);
4242
vi.spyOn(adb, 'reversePort').mockResolvedValue(undefined);
4343
vi.spyOn(adb, 'setHideErrorDialogs').mockResolvedValue(undefined);
@@ -88,8 +88,7 @@ describe('Android platform instance', () => {
8888
const startEmulator = vi
8989
.spyOn(adb, 'startEmulator')
9090
.mockResolvedValue(undefined);
91-
vi.spyOn(adb, 'waitForEmulator').mockResolvedValue('emulator-5554');
92-
vi.spyOn(adb, 'waitForBoot').mockResolvedValue(undefined);
91+
vi.spyOn(adb, 'waitForBoot').mockResolvedValue('emulator-5554');
9392
vi.spyOn(adb, 'isAppInstalled').mockResolvedValue(true);
9493
vi.spyOn(adb, 'reversePort').mockResolvedValue(undefined);
9594
vi.spyOn(adb, 'setHideErrorDialogs').mockResolvedValue(undefined);
@@ -150,8 +149,7 @@ describe('Android platform instance', () => {
150149
const startEmulator = vi
151150
.spyOn(adb, 'startEmulator')
152151
.mockResolvedValue(undefined);
153-
vi.spyOn(adb, 'waitForEmulator').mockResolvedValue('emulator-5554');
154-
vi.spyOn(adb, 'waitForBoot').mockResolvedValue(undefined);
152+
vi.spyOn(adb, 'waitForBoot').mockResolvedValue('emulator-5554');
155153
vi.spyOn(adb, 'isAppInstalled').mockResolvedValue(true);
156154
vi.spyOn(adb, 'reversePort').mockResolvedValue(undefined);
157155
vi.spyOn(adb, 'setHideErrorDialogs').mockResolvedValue(undefined);
@@ -196,15 +194,14 @@ describe('Android platform instance', () => {
196194
vi.spyOn(adb, 'getDeviceIds').mockResolvedValue([]);
197195
vi.spyOn(adb, 'hasAvd').mockResolvedValue(true);
198196
vi.spyOn(avdConfig, 'readAvdConfig').mockResolvedValue({
199-
imageSysdir1: 'system-images/android-35/default/x86_64/',
200-
abiType: 'x86_64',
197+
imageSysdir1: 'system-images/android-35/default/arm64-v8a/',
198+
abiType: 'arm64-v8a',
201199
hwDeviceName: 'pixel_8',
202200
diskDataPartitionSize: '1G',
203201
vmHeapSize: '1G',
204202
});
205203
vi.spyOn(adb, 'startEmulator').mockResolvedValue(undefined);
206-
vi.spyOn(adb, 'waitForEmulator').mockResolvedValue('emulator-5554');
207-
vi.spyOn(adb, 'waitForBoot').mockResolvedValue(undefined);
204+
vi.spyOn(adb, 'waitForBoot').mockResolvedValue('emulator-5554');
208205
vi.spyOn(adb, 'isAppInstalled').mockResolvedValue(true);
209206
vi.spyOn(adb, 'reversePort').mockResolvedValue(undefined);
210207
vi.spyOn(adb, 'setHideErrorDialogs').mockResolvedValue(undefined);
@@ -261,9 +258,11 @@ describe('Android platform instance', () => {
261258
const deleteAvd = vi.spyOn(adb, 'deleteAvd').mockResolvedValue(undefined);
262259
const createAvd = vi.spyOn(adb, 'createAvd').mockResolvedValue(undefined);
263260
vi.spyOn(adb, 'startEmulator').mockResolvedValue(undefined);
264-
vi.spyOn(adb, 'waitForEmulator').mockResolvedValue('emulator-5554');
265-
vi.spyOn(adb, 'waitForBoot').mockResolvedValue(undefined);
261+
vi.spyOn(adb, 'waitForBoot').mockResolvedValue('emulator-5554');
266262
const stopEmulator = vi.spyOn(adb, 'stopEmulator').mockResolvedValue();
263+
const waitForEmulatorDisconnect = vi
264+
.spyOn(adb, 'waitForEmulatorDisconnect')
265+
.mockResolvedValue(undefined);
267266
vi.spyOn(adb, 'isAppInstalled').mockResolvedValue(true);
268267
vi.spyOn(adb, 'reversePort').mockResolvedValue(undefined);
269268
vi.spyOn(adb, 'setHideErrorDialogs').mockResolvedValue(undefined);
@@ -298,6 +297,10 @@ describe('Android platform instance', () => {
298297
expect(deleteAvd).toHaveBeenCalledWith('Pixel_8_API_35');
299298
expect(createAvd).toHaveBeenCalled();
300299
expect(stopEmulator).toHaveBeenCalledWith('emulator-5554');
300+
expect(waitForEmulatorDisconnect).toHaveBeenCalledWith(
301+
'emulator-5554',
302+
init.signal
303+
);
301304
expect(adb.startEmulator).toHaveBeenNthCalledWith(
302305
1,
303306
'Pixel_8_API_35',
@@ -306,7 +309,7 @@ describe('Android platform instance', () => {
306309
expect(adb.startEmulator).toHaveBeenNthCalledWith(
307310
2,
308311
'Pixel_8_API_35',
309-
'default-boot'
312+
'snapshot-reuse'
310313
);
311314
});
312315

@@ -322,9 +325,11 @@ describe('Android platform instance', () => {
322325
const startEmulator = vi
323326
.spyOn(adb, 'startEmulator')
324327
.mockResolvedValue(undefined);
325-
vi.spyOn(adb, 'waitForEmulator').mockResolvedValue('emulator-5554');
326-
vi.spyOn(adb, 'waitForBoot').mockResolvedValue(undefined);
328+
vi.spyOn(adb, 'waitForBoot').mockResolvedValue('emulator-5554');
327329
const stopEmulator = vi.spyOn(adb, 'stopEmulator').mockResolvedValue();
330+
const waitForEmulatorDisconnect = vi
331+
.spyOn(adb, 'waitForEmulatorDisconnect')
332+
.mockResolvedValue(undefined);
328333
vi.spyOn(adb, 'isAppInstalled').mockResolvedValue(true);
329334
vi.spyOn(adb, 'reversePort').mockResolvedValue(undefined);
330335
vi.spyOn(adb, 'setHideErrorDialogs').mockResolvedValue(undefined);
@@ -362,10 +367,14 @@ describe('Android platform instance', () => {
362367
'clean-snapshot-generation'
363368
);
364369
expect(stopEmulator).toHaveBeenCalledWith('emulator-5554');
370+
expect(waitForEmulatorDisconnect).toHaveBeenCalledWith(
371+
'emulator-5554',
372+
init.signal
373+
);
365374
expect(startEmulator).toHaveBeenNthCalledWith(
366375
2,
367376
'Pixel_8_API_35',
368-
'default-boot'
377+
'snapshot-reuse'
369378
);
370379
});
371380

@@ -379,7 +388,7 @@ describe('Android platform instance', () => {
379388
).mockResolvedValue('/tmp/android-sdk');
380389
vi.spyOn(adb, 'getDeviceIds').mockResolvedValue(['emulator-5554']);
381390
vi.spyOn(adb, 'getEmulatorName').mockResolvedValue('Pixel_8_API_35');
382-
vi.spyOn(adb, 'waitForBoot').mockResolvedValue(undefined);
391+
vi.spyOn(adb, 'waitForBoot').mockResolvedValue('emulator-5554');
383392
vi.spyOn(adb, 'isAppInstalled').mockResolvedValue(false);
384393
const installApp = vi.spyOn(adb, 'installApp').mockResolvedValue(undefined);
385394
vi.spyOn(adb, 'reversePort').mockResolvedValue(undefined);
@@ -419,7 +428,7 @@ describe('Android platform instance', () => {
419428
it('throws a HarnessAppPathError when HARNESS_APP_PATH is missing', async () => {
420429
vi.spyOn(adb, 'getDeviceIds').mockResolvedValue(['emulator-5554']);
421430
vi.spyOn(adb, 'getEmulatorName').mockResolvedValue('Pixel_8_API_35');
422-
vi.spyOn(adb, 'waitForBoot').mockResolvedValue(undefined);
431+
vi.spyOn(adb, 'waitForBoot').mockResolvedValue('emulator-5554');
423432
vi.spyOn(adb, 'isAppInstalled').mockResolvedValue(false);
424433

425434
await expect(
@@ -449,7 +458,7 @@ describe('Android platform instance', () => {
449458
vi.stubEnv('HARNESS_APP_PATH', '/tmp/missing.apk');
450459
vi.spyOn(adb, 'getDeviceIds').mockResolvedValue(['emulator-5554']);
451460
vi.spyOn(adb, 'getEmulatorName').mockResolvedValue('Pixel_8_API_35');
452-
vi.spyOn(adb, 'waitForBoot').mockResolvedValue(undefined);
461+
vi.spyOn(adb, 'waitForBoot').mockResolvedValue('emulator-5554');
453462
vi.spyOn(adb, 'isAppInstalled').mockResolvedValue(false);
454463

455464
await expect(

‎packages/platform-android/src/adb.ts‎

Lines changed: 33 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -501,12 +501,14 @@ export const waitForEmulator = async (
501501
throw signal.reason;
502502
};
503503

504-
export const waitForBoot = async (
504+
export const waitForEmulatorDisconnect = async (
505505
adbId: string,
506506
signal: AbortSignal
507507
): Promise<void> => {
508508
while (!signal.aborted) {
509-
if (await isBootCompleted(adbId)) {
509+
const adbIds = await getDeviceIds();
510+
511+
if (!adbIds.includes(adbId)) {
510512
return;
511513
}
512514

@@ -516,6 +518,35 @@ export const waitForBoot = async (
516518
throw signal.reason;
517519
};
518520

521+
export const waitForBoot = async (
522+
name: string,
523+
signal: AbortSignal
524+
): Promise<string> => {
525+
while (!signal.aborted) {
526+
const adbIds = await getDeviceIds();
527+
528+
for (const adbId of adbIds) {
529+
if (!adbId.startsWith('emulator-')) {
530+
continue;
531+
}
532+
533+
const emulatorName = await getEmulatorName(adbId);
534+
535+
if (emulatorName !== name) {
536+
continue;
537+
}
538+
539+
if (await isBootCompleted(adbId)) {
540+
return adbId;
541+
}
542+
}
543+
544+
await waitWithSignal(1000, signal);
545+
}
546+
547+
throw signal.reason;
548+
};
549+
519550
export const isAppRunning = async (
520551
adbId: string,
521552
bundleId: string

‎packages/platform-android/src/instance.ts‎

Lines changed: 2 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -76,9 +76,7 @@ const startAndWaitForBoot = async ({
7676
mode?: Parameters<typeof adb.startEmulator>[1];
7777
}): Promise<string> => {
7878
await adb.startEmulator(emulatorName, mode);
79-
const adbId = await adb.waitForEmulator(emulatorName, signal);
80-
await adb.waitForBoot(adbId, signal);
81-
return adbId;
79+
return adb.waitForBoot(emulatorName, signal);
8280
};
8381

8482
const recreateAvd = async ({
@@ -152,6 +150,7 @@ const prepareCachedAvd = async ({
152150

153151
logger.info('Saving Android emulator snapshot for %s...', emulatorName);
154152
await adb.stopEmulator(generationAdbId);
153+
await adb.waitForEmulatorDisconnect(generationAdbId, signal);
155154
} else {
156155
logger.info('Using cached Android emulator %s...', emulatorName);
157156
}

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