chore: rename ./tests to ./test

test/writeIndex.js

@@ -0,0 +1,36 @@
+/* eslint-disable no-restricted-syntax */
+
+import fs from 'fs';
+import path from 'path';
+import {
+    expect
+} from 'chai';
+import writeIndex from '../src/utilities/writeIndex';
+import codeExample from './codeExample';
+
+const fixturesPath = path.resolve(__dirname, 'fixtures/write-index');
+
+describe('writeIndex()', () => {
+  it('creates index in target directory', () => {
+    const indexFilePath = path.resolve(fixturesPath, 'mixed/index.js');
+
+    try {
+      fs.unlinkSync(indexFilePath);
+
+      // eslint-disable-next-line no-empty
+    } catch (error) {
+
+    }
+
+    writeIndex([path.resolve(fixturesPath, 'mixed')]);
+
+    const indexCode = fs.readFileSync(indexFilePath, 'utf8');
+
+    expect(indexCode).to.equal(codeExample(`
+'create index';
+
+export bar from './bar';
+export foo from './foo.js';
+        `));
+  });
+});