test: add test

Author: jonioni

tests/src/rules/no-parent-barrel-import.js

@@ -0,0 +1,98 @@
+import { test, testFilePath } from '../utils';
+
+import { RuleTester } from 'eslint';
+
+const ruleTester = new RuleTester();
+const rule = require('rules/no-parent-barrel-import');
+
+const error = {
+  message: 'Module imports from parent barrel file.',
+};
+
+ruleTester.run('no-parent-barrel-import', rule, {
+  valid: [
+    test({
+      code: 'import _ from "lodash"',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'import find from "lodash.find"',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'import foo from "./foo"',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'import foo from "../foo"',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'import foo from "foo"',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var _ = require("lodash")',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var find = require("lodash.find")',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var foo = require("./foo")',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var foo = require("../foo")',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var foo = require("foo")',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var foo = require("@scope/foo")',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var bar = require("./bar/index")',
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var bar = require("./bar")',
+      filename: testFilePath('./bar/index.js'),
+    }),
+    test({
+      code: 'var bar = require("./bar")',
+      filename: '<text>',
+    }),
+  ],
+  invalid: [
+    test({
+      code: 'import foo from "."',
+      errors: [error],
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var foo = require("./index.js")',
+      errors: [error],
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var foo = require(".")',
+      errors: [error],
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var foo = require("./")',
+      errors: [error],
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+    test({
+      code: 'var foo = require("././././")',
+      errors: [error],
+      filename: testFilePath('./no-parent-barrel-import.js'),
+    }),
+  ],
+});