test: add int test for runMetricCollection to ensure no import/syntax regressions

Author: matt-condon

tools/spectral/ipa/__tests__/metrics/runMetricCollection.test.js

@@ -0,0 +1,40 @@
+import { describe, expect, it } from '@jest/globals';
+import { spawnSync } from 'child_process';
+import path from 'path';
+import { fileURLToPath } from 'url';
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
+
+/**
+ * Integration test for runMetricCollection.js script
+ *
+ * This test ensures that the script can be run without syntax errors,
+ * which helps catch issues like:
+ * - Missing or incorrectly exported dependencies (e.g., parquet-wasm exports)
+ * - Import/export syntax errors
+ * - Module resolution problems
+ */
+describe('tools/spectral/ipa/metrics/scripts/runMetricCollection.js', () => {
+  it('should run without import/syntax errors', () => {
+    const scriptPath = path.join(__dirname, '../../metrics/scripts/runMetricCollection.js');
+
+    // Run the script with Node.js
+    const result = spawnSync('node', [scriptPath], {
+      encoding: 'utf8',
+      timeout: 10000,
+    });
+
+    // The script will fail because required files don't exist in the test environment,
+    // but it should NOT fail with a SyntaxError about missing exports
+    const output = result.stdout + result.stderr;
+
+    // Check that we don't have import/syntax errors
+    expect(output).not.toMatch(/SyntaxError.*does not provide an export named/);
+    expect(output).not.toMatch(/SyntaxError.*Unexpected token/);
+
+    // We expect it to fail with ENOENT for the missing collector results file
+    // This proves the imports worked correctly
+    expect(output).toMatch(/ENOENT.*ipa-collector-results-combined\.log/);
+  });
+});
+