test(plugin-eslint): add test case for code-pushup.eslintrc resolution

Author: matejchalk

packages/plugin-eslint/src/lib/nx.integration.test.ts

@@ -105,8 +105,8 @@ describe('Nx helpers', () => {
      *   utils ◄──────┘
      */
 
-    const allProjects = ['cli', 'core', 'nx-plugin', 'utils'] as const;
-    type Project = (typeof allProjects)[number];
+    const ALL_PROJECTS = ['cli', 'core', 'nx-plugin', 'utils'] as const;
+    type Project = (typeof ALL_PROJECTS)[number];
 
     it.each<[Project, Project[]]>([
       ['cli', ['cli', 'core', 'utils']],
@@ -116,7 +116,7 @@ describe('Nx helpers', () => {
     ])(
       'project %j - expected configurations for projects %j',
       async (project, expectedProjects) => {
-        const otherProjects = allProjects.filter(
+        const otherProjects = ALL_PROJECTS.filter(
           p => !expectedProjects.includes(p),
         );
 

packages/plugin-eslint/src/lib/nx/utils.unit.test.ts

@@ -46,6 +46,21 @@ describe('find code-pushup.eslintrc.* file', () => {
     ).resolves.toBe('./packages/core/code-pushup.eslintrc.js');
   });
 
+  it('should look for JSON extension before JavaScript', async () => {
+    vol.fromJSON(
+      {
+        'libs/utils/code-pushup.eslintrc.js':
+          "module.exports = { extends: '@code-pushup' };",
+        'libs/utils/code-pushup.eslintrc.json': '{ "extends": "@code-pushup" }',
+      },
+      MEMFS_VOLUME,
+    );
+
+    await expect(findCodePushupEslintrc({ root: 'libs/utils' })).resolves.toBe(
+      './libs/utils/code-pushup.eslintrc.json',
+    );
+  });
+
   it('should look for JavaScript extensions before YAML', async () => {
     vol.fromJSON(
       {