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CU-868gk2m09 fix boot polling for emulator #3

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Merged
tristanmanage merged 1 commit into from
Dec 4, 2025
Merged

CU-868gk2m09 fix boot polling for emulator #3

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62 changes: 46 additions & 16 deletions lib/emulator-manager.js
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Original file line number Diff line number Diff line change
@@ -1,18 +1,18 @@
"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
var __createBinding = (this && this.__createBinding) || (Object.create ? (function (o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
desc = { enumerable: true, get: function () { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
}) : (function (o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function (o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
}) : function (o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
Expand Down Expand Up @@ -72,6 +72,7 @@ function launchEmulator(systemImageApiLevel, target, arch, profile, cores, ramSi
}
// start emulator
console.log('Starting emulator.');

// Add a small delay to ensure emulator process starts properly
yield exec.exec(`sh -c \\"${process.env.ANDROID_HOME}/emulator/emulator -port ${port} -avd "${avdName}" ${emulatorOptions} &"`, [], {
listeners: {
Expand All @@ -82,8 +83,6 @@ function launchEmulator(systemImageApiLevel, target, arch, profile, cores, ramSi
},
},
});
// Wait a few seconds for emulator process to initialize before polling
yield delay(5000);
// wait for emulator to complete booting
yield waitForDevice(port, emulatorBootTimeout);
yield adb(port, `shell input keyevent 82`);
Expand Down Expand Up @@ -134,11 +133,47 @@ function adb(port, command) {
*/
function waitForDevice(port, emulatorBootTimeout) {
return __awaiter(this, void 0, void 0, function* () {
let booted = false;
let attempts = 0;
const startTime = Date.now();
const retryInterval = 2; // retry every 2 seconds
const maxAttempts = emulatorBootTimeout / 2;
// Step 1: Poll until device appears in ADB
console.log('Waiting for emulator device to connect...');
let deviceConnected = false;
while (!deviceConnected) {
const elapsedSeconds = (Date.now() - startTime) / 1000;
console.log('Attempting to connect at ' + elapsedSeconds + ' seconds' );
if (elapsedSeconds > emulatorBootTimeout) {
throw new Error('Timeout waiting for emulator device to connect.');
}
try {
// Try to get device state - will fail if device doesn't exist
let state = '';
yield exec.exec(`adb -s emulator-${port} get-state`, [], {
listeners: {
stdout: (data) => {
state += data.toString();
},
},
});
if (state.trim() === 'device') {
deviceConnected = true;
}
}
catch (error) {
// Device not found yet, keep waiting
console.warn(error instanceof Error ? error.message : error);
}
if (!deviceConnected) {
yield delay(retryInterval * 1000);
}
}
console.log('Device connected. Waiting for boot to complete...');
// Step 2: Poll for boot completion
let booted = false;
while (!booted) {
const elapsedSeconds = (Date.now() - startTime) / 1000;
if (elapsedSeconds > emulatorBootTimeout) {
throw new Error('Timeout waiting for emulator to boot.');
}
try {
let result = '';
yield exec.exec(`adb -s emulator-${port} shell getprop sys.boot_completed`, [], {
Expand All @@ -151,19 +186,14 @@ function waitForDevice(port, emulatorBootTimeout) {
if (result.trim() === '1') {
console.log('Emulator booted.');
booted = true;
break;
}
}
catch (error) {
console.warn(error instanceof Error ? error.message : error);
}
if (attempts < maxAttempts) {
if (!booted) {
yield delay(retryInterval * 1000);
}
else {
throw new Error(`Timeout waiting for emulator to boot.`);
}
attempts++;
}
});
}
Expand Down
57 changes: 46 additions & 11 deletions src/emulator-manager.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -77,9 +77,6 @@ export async function launchEmulator(
},
});

// Wait a few seconds for emulator process to initialize before polling
await delay(5000);

// wait for emulator to complete booting
await waitForDevice(port, emulatorBootTimeout);
await adb(port, `shell input keyevent 82`);
Expand Down Expand Up @@ -123,11 +120,53 @@ async function adb(port: number, command: string): Promise<number> {
* Wait for emulator to boot.
*/
async function waitForDevice(port: number, emulatorBootTimeout: number): Promise<void> {
let booted = false;
let attempts = 0;
const startTime = Date.now();
const retryInterval = 2; // retry every 2 seconds
const maxAttempts = emulatorBootTimeout / 2;

// Step 1: Poll until device appears in ADB
console.log('Waiting for emulator device to connect...');
let deviceConnected = false;

while (!deviceConnected) {
const elapsedSeconds = (Date.now() - startTime) / 1000;
if (elapsedSeconds > emulatorBootTimeout) {
throw new Error('Timeout waiting for emulator device to connect.');
}

try {
// Try to get device state - will fail if device doesn't exist
let state = '';
await exec.exec(`adb -s emulator-${port} get-state`, [], {
listeners: {
stdout: (data: Buffer) => {
state += data.toString();
},
},
});
if (state.trim() === 'device') {
deviceConnected = true;
}
} catch (error) {
// Device not found yet, keep waiting
console.warn(error instanceof Error ? error.message : error);
}

if (!deviceConnected) {
await delay(retryInterval * 1000);
}
}

console.log('Device connected. Waiting for boot to complete...');

// Step 2: Poll for boot completion
let booted = false;

while (!booted) {
const elapsedSeconds = (Date.now() - startTime) / 1000;
if (elapsedSeconds > emulatorBootTimeout) {
throw new Error('Timeout waiting for emulator to boot.');
}

try {
let result = '';
await exec.exec(`adb -s emulator-${port} shell getprop sys.boot_completed`, [], {
Expand All @@ -140,18 +179,14 @@ async function waitForDevice(port: number, emulatorBootTimeout: number): Promise
if (result.trim() === '1') {
console.log('Emulator booted.');
booted = true;
break;
}
} catch (error) {
console.warn(error instanceof Error ? error.message : error);
}

if (attempts < maxAttempts) {
if (!booted) {
await delay(retryInterval * 1000);
} else {
throw new Error(`Timeout waiting for emulator to boot.`);
}
attempts++;
}
}

Expand Down
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