fix: case for missing appName in getInstallOutputFileName

packages/platform-android/src/lib/commands/runAndroid/__tests__/getInstallOutputFileName.test.ts

@@ -0,0 +1,76 @@
+import type { PathLike } from 'node:fs';
+import fs from 'node:fs';
+import { beforeEach, describe, expect, test, vi } from 'vitest';
+import { getInstallOutputFileName } from '../findOutputFile.js';
+
+function mockExistingFiles(buildDirectory: string, buildFileName: string) {
+  const existingFilesPaths = [
+    `${buildDirectory}/${buildFileName}`,
+    buildDirectory,
+  ];
+
+  vi.mocked(fs.existsSync).mockImplementation((file: PathLike) =>
+    existingFilesPaths.includes(file.toString()),
+  );
+}
+
+beforeEach(() => {
+  vi.resetAllMocks();
+});
+
+describe('getInstallOutputFileName', () => {
+  const variant = 'debug';
+  const apkOrAab = 'apk';
+
+  test('returns CPU-specific file', async () => {
+    const appName = 'app';
+    const buildDirectory = 'android/app/build/outputs/apk/debug';
+    const buildFileNameOutput = 'app-universal-debug.apk';
+    mockExistingFiles(buildDirectory, buildFileNameOutput);
+
+    const result = await getInstallOutputFileName(
+      appName,
+      variant,
+      buildDirectory,
+      apkOrAab,
+      undefined,
+    );
+
+    expect(result).toBe(buildFileNameOutput);
+  });
+
+  test('returns build file if appName is provided', async () => {
+    const appName = 'app';
+    const buildDirectory = 'android/app/build/outputs/apk/debug';
+    const buildFileNameOutput = 'app-debug.apk';
+    mockExistingFiles(buildDirectory, buildFileNameOutput);
+
+    const result = await getInstallOutputFileName(
+      appName,
+      variant,
+      buildDirectory,
+      apkOrAab,
+      undefined,
+    );
+
+    expect(result).toBe(buildFileNameOutput);
+  });
+
+  test('returns build file if appName is missing', async () => {
+    const appName = '';
+    const buildDirectory = 'Android/build/outputs/apk/debug';
+    const buildFileNameOutput = 'HybridApp-debug.apk';
+    mockExistingFiles(buildDirectory, buildFileNameOutput);
+    vi.mocked(fs.readdirSync).mockReturnValueOnce([buildFileNameOutput as any]);
+
+    const result = await getInstallOutputFileName(
+      appName,
+      variant,
+      buildDirectory,
+      apkOrAab,
+      undefined,
+    );
+
+    expect(result).toBe(buildFileNameOutput);
+  });
+});

packages/platform-android/src/lib/commands/runAndroid/findOutputFile.ts

@@ -1,4 +1,4 @@
-import { existsSync } from 'node:fs';
+import { existsSync, readdirSync } from 'node:fs';
 import { logger, spawn } from '@rock-js/tools';
 import { getAdbPath } from './adb.js';
 import type { AndroidProject } from './runAndroid.js';
@@ -41,7 +41,7 @@ export async function findOutputFile(
   return outputFile ? `${buildDirectory}/${outputFile}` : undefined;
 }
 
-async function getInstallOutputFileName(
+export async function getInstallOutputFileName(
   appName: string,
   variant: string,
   buildDirectory: string,
@@ -64,6 +64,16 @@ async function getInstallOutputFileName(
     return outputFile;
   }
 
+  // check if there is a file like -debug.apk (missing app name)
+  if (existsSync(buildDirectory)) {
+    const pattern = `-${variant}.${apkOrAab}`;
+    const files = readdirSync(buildDirectory);
+    const matchingFile = files?.find((file) => file.endsWith(pattern));
+    if (matchingFile) {
+      return matchingFile;
+    }
+  }
+
   logger.debug('Could not find the output file:', {
     buildDirectory,
     outputFile,