Add e2e tests

e2e/aikido-yarn.e2e.spec.js

@@ -0,0 +1,70 @@
+import { describe, it, beforeEach, afterEach } from 'node:test';
+import { strict as assert } from 'node:assert';
+import { createTempDir, cleanupTempDir, runAikidoCommand, isPackageManagerAvailable } from './test-helpers.js';
+
+describe('aikido-yarn e2e tests', () => {
+  let tempDir;
+
+  beforeEach(async () => {
+    tempDir = await createTempDir();
+  });
+
+  afterEach(async () => {
+    await cleanupTempDir(tempDir);
+  });
+
+  it('should allow installation of legitimate package (axios)', async () => {
+    // Fail if yarn is not available
+    const yarnAvailable = await isPackageManagerAvailable('yarn');
+    assert.ok(yarnAvailable, 'yarn is not available - check CI/CD configuration');
+
+    const result = await runAikidoCommand('aikido-yarn', ['add', 'axios', '--dry-run'], {
+      cwd: tempDir,
+      timeout: 10000,
+      env: { NPM_TOKEN: 'test-token' } // Set NPM_TOKEN to avoid yarn config error
+    });
+
+    // Should succeed (exit code 0) and not show malware warning
+    assert.equal(result.code, 0, `Expected success but got: ${result.stderr}`);
+    assert.ok(!result.stdout.includes('MALWARE'), 'Should not detect axios as malware');
+    assert.ok(!result.stderr.includes('MALWARE'), 'Should not detect axios as malware');
+  });
+
+  it('should block installation of malware package (eslint-js)', async () => {
+    // Fail if yarn is not available
+    const yarnAvailable = await isPackageManagerAvailable('yarn');
+    assert.ok(yarnAvailable, 'yarn is not available - check CI/CD configuration');
+
+    const result = await runAikidoCommand('aikido-yarn', ['add', 'eslint-js'], {
+      cwd: tempDir,
+      timeout: 10000,
+      env: { NPM_TOKEN: 'test-token' } // Set NPM_TOKEN to avoid yarn config error
+    });
+
+    // Should fail (non-zero exit code) and show malware warning
+    assert.notEqual(result.code, 0, 'Should fail when trying to install malware');
+    
+    // Check that malware was detected
+    const output = result.stdout + result.stderr;
+    assert.ok(
+      output.includes('malware') || output.includes('MALWARE') || output.includes('blocked') || output.includes('dangerous') || output.includes('Malicious changes detected'),
+      `Should detect malware but got: ${output}`
+    );
+  });
+
+  it('should handle yarn add with version specifiers', async () => {
+    // Fail if yarn is not available
+    const yarnAvailable = await isPackageManagerAvailable('yarn');
+    assert.ok(yarnAvailable, 'yarn is not available - check CI/CD configuration');
+
+    const result = await runAikidoCommand('aikido-yarn', ['add', 'axios@1.0.0', '--dry-run'], {
+      cwd: tempDir,
+      timeout: 10000,
+      env: { NPM_TOKEN: 'test-token' } // Set NPM_TOKEN to avoid yarn config error
+    });
+
+    // Should succeed with version specifier
+    assert.equal(result.code, 0, `Expected success with version specifier but got: ${result.stderr}`);
+    assert.ok(!result.stdout.includes('MALWARE'), 'Should not detect axios with version as malware');
+  });
+});