test: fix PATH in integration test

- Spread process.env to inherit PATH for tar executable
- Use stdio: pipe to capture output on failure
- Clean tmp directories in afterAll

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

Author: remarkablemark

src/index.integration.test.ts

@@ -1,28 +1,45 @@
 import { spawnSync } from 'node:child_process';
+import { rm } from 'node:fs/promises';
 import { resolve } from 'node:path';
 import { fileURLToPath } from 'node:url';
 
-import { describe, expect, it } from 'vitest';
+import { afterAll, describe, expect, it } from 'vitest';
 
 const __dirname = fileURLToPath(new URL('.', import.meta.url));
 const nodePath = process.execPath;
 const actionPath = resolve(__dirname, '../dist/index.js');
 const tmpPath = resolve(__dirname, '../node_modules/.tmp');
+const runnerToolCachePath = resolve(tmpPath, 'runner_tool_cache');
+const runnerTempPath = resolve(tmpPath, 'runner_temp');
+
+afterAll(async () => {
+  await Promise.all(
+    [runnerToolCachePath, runnerTempPath].map((path) =>
+      rm(path, { recursive: true, force: true }),
+    ),
+  );
+});
 
 describe('integration', () => {
   it('runs action', () => {
-    const env = {
-      'INPUT_CLI-NAME': 'gh',
-      'INPUT_CLI-VERSION': '2.27.0',
-      RUNNER_TOOL_CACHE: resolve(tmpPath, 'runner_tool_cache'),
-      RUNNER_TEMP: resolve(tmpPath, 'runner_temp'),
-    };
-
     const result = spawnSync(nodePath, [actionPath], {
-      env,
-      stdio: 'ignore', // 'inherit' to stream output in real-time
+      env: {
+        ...process.env,
+        'INPUT_CLI-NAME': 'gh',
+        'INPUT_CLI-VERSION': '2.27.0',
+        RUNNER_TOOL_CACHE: runnerToolCachePath,
+        RUNNER_TEMP: runnerTempPath,
+      },
+      stdio: 'pipe',
     });
 
+    if (result.status !== 0) {
+      /* eslint-disable no-console */
+      console.error('stdout:', result.stdout?.toString());
+      console.error('stderr:', result.stderr?.toString());
+      /* eslint-enable no-console */
+    }
+
     expect(result.status).toBe(0);
   });
 });