feat: refactor and test tools steps utilities (#42693)

tools/challenge-helper-scripts/helpers/get-project-path-metadata.test.js

@@ -0,0 +1,31 @@
+jest.mock('fs', () => {
+  return {
+    readFileSync: jest.fn()
+  };
+});
+
+const mockPath = '/mock/path';
+const { readFileSync } = require('fs');
+const { getMetaData } = require('./get-project-path-metadata');
+
+describe('getMetaData helper', () => {
+  it('should process requested file', () => {
+    readFileSync.mockImplementation(() => '{"name": "Test Project"}');
+
+    const expected = {
+      name: 'Test Project'
+    };
+
+    expect(getMetaData(mockPath)).toEqual(expected);
+  });
+
+  it('should throw if file is not found', () => {
+    readFileSync.mockImplementation(() => {
+      throw new Error();
+    });
+
+    expect(() => {
+      getMetaData(mockPath);
+    }).toThrowError(new Error(`No _meta.json file exists at ${mockPath}`));
+  });
+});