CLOUDP-295956: Refactor + add testing for IPA metrics collection

Author: lovisaberggren

.gitignore

@@ -18,6 +18,7 @@
 # Tool generated files
 *.idea
 *.vscode
+*.DS_Store
 
 *.out
 **/*ipa-collector-results-combined.log

babel.config.json

@@ -1,3 +1,5 @@
 {
-  "presets": ["@babel/preset-env"]
+  "presets": ["@babel/preset-env"],
+  "plugins": [
+    "babel-plugin-transform-import-meta"]
 }

package-lock.json

@@ -14,7 +14,8 @@
             "^.+\\.[t|j]sx?$": "babel-jest"
         },
         "testPathIgnorePatterns": [
-            "__helpers__"
+            "__helpers__",
+            "metrics/data"
         ]
     },
     "dependencies": {
@@ -34,6 +35,7 @@
         "@eslint/js": "^9.18.0",
         "@jest/globals": "^29.7.0",
         "@stoplight/types": "^14.1.1",
+        "babel-plugin-transform-import-meta": "^2.3.2",
         "eslint": "^9.18.0",
         "eslint-plugin-require-extensions": "^0.1.3",
         "globals": "^15.14.0",

package.json

@@ -1,17 +1,23 @@
-import { beforeEach, describe, expect, it } from '@jest/globals';
+import { beforeEach, describe, expect, it, jest } from '@jest/globals';
 import collector, { EntryType } from '../../metrics/collector';
 import * as fs from 'node:fs';
 
 jest.mock('node:fs');
 
-describe('Collector Class', () => {
+describe('tools/spectral/ipa/metrics/collector.js', () => {
   const expectedOutput = {
     violations: [
       { componentId: 'example.component', ruleName: 'rule-1' },
       { componentId: 'example.component', ruleName: 'rule-2' },
     ],
     adoptions: [{ componentId: 'example.component', ruleName: 'rule-3' }],
-    exceptions: [{ componentId: 'example.component', ruleName: 'rule-4', exceptionReason: 'exception-reason' }],
+    exceptions: [
+      {
+        componentId: 'example.component',
+        ruleName: 'rule-4',
+        exceptionReason: 'exception-reason',
+      },
+    ],
   };
 
   beforeEach(() => {