Fix CI coverage test isolation

Author: sunnylqm

src/utils/runtime.ts

@@ -119,6 +119,19 @@ export function detectPackageManager(
   cwd = process.cwd(),
   env: NodeJS.ProcessEnv = process.env,
 ): PackageManager {
+  const lockFiles: Array<[string, PackageManager]> = [
+    ['bun.lock', 'bun'],
+    ['bun.lockb', 'bun'],
+    ['pnpm-lock.yaml', 'pnpm'],
+    ['yarn.lock', 'yarn'],
+    ['package-lock.json', 'npm'],
+  ];
+  for (const [lockFile, manager] of lockFiles) {
+    if (fs.existsSync(path.join(cwd, lockFile))) {
+      return manager;
+    }
+  }
+
   const userAgent = env.npm_config_user_agent ?? '';
   if (userAgent.startsWith('bun/')) {
     return 'bun';
@@ -133,19 +146,6 @@ export function detectPackageManager(
     return 'npm';
   }
 
-  const lockFiles: Array<[string, PackageManager]> = [
-    ['bun.lock', 'bun'],
-    ['bun.lockb', 'bun'],
-    ['pnpm-lock.yaml', 'pnpm'],
-    ['yarn.lock', 'yarn'],
-    ['package-lock.json', 'npm'],
-  ];
-  for (const [lockFile, manager] of lockFiles) {
-    if (fs.existsSync(path.join(cwd, lockFile))) {
-      return manager;
-    }
-  }
-
   return isBunRuntime ? 'bun' : 'npm';
 }
 

tests/runtime.test.ts

@@ -42,6 +42,16 @@ describe('runtime package manager detection', () => {
     expect(detectPackageManager(tempRoot, {})).toBe('pnpm');
   });
 
+  test('prefers project lockfile over current process user agent', () => {
+    fs.writeFileSync(path.join(tempRoot, 'package-lock.json'), '');
+
+    expect(
+      detectPackageManager(tempRoot, {
+        npm_config_user_agent: 'bun/1.3.0 npm/? node/v24',
+      }),
+    ).toBe('npm');
+  });
+
   test('builds bun add command for bun projects', () => {
     fs.writeFileSync(path.join(tempRoot, 'bun.lock'), '');
 

tests/versions.test.ts

@@ -251,6 +251,8 @@ describe('versionCommands.update package range selection', () => {
   });
 
   test('applies minPackageVersion and maxPackageVersion together', async () => {
+    postSpy.mockClear();
+
     await versionCommands.update({
       options: {
         appId: '100',