eslint-plugin-file-export-name/test/match-file-export-name.test.js

ESLint plugin to enforce matching file names with default export names.

const { RuleTester } = require("eslint");
const rule = require("../src/index.cjs").rules["match-file-export-name"];

const ruleTester = new RuleTester({
  parserOptions: { ecmaVersion: 2015, sourceType: "module" }
});

ruleTester.run("match-file-export-name", rule, {
  valid: [
    {
      code: "export default MyComponent",
      filename: "MyComponent.js",
      options: [{ cases: ["pascal"] }]
    },
    {
      code: "export default myFunction",
      filename: "myFunction.js",
      options: [{ cases: ["camel"] }]
    },
    {
      code: "export default my_function",
      filename: "my_function.js",
      options: [{ cases: ["snake"] }]
    },
    {
      code: "export default myComponent",
      filename: "my-component.js",
      options: [{ cases: ["camel", "kebab"] }]
    },
    {
      code: "export default Whatever",
      filename: "index.js"  // index 파일은 무시됨
    },
    {
      code: "export default IgnoreThis",
      filename: "special.js",
      options: [{ cases: ["pascal"], ignore: ["special\\.js"] }]
    },
    {
      code: "export default CustomName",
      filename: "anything.js",
      options: [{ pattern: "^Custom.*$" }]
    },
    {
      code: "export default MyTsComponent",
      filename: "MyTsComponent.tsx",
      options: [{ cases: ["pascal"], extensions: [".tsx"] }]
    },
    {
      code: "export default MyComponent",
      filename: "my-component.jsx",
      options: [{ cases: ["pascal", "kebab"], extensions: [".jsx"] }]
    },
    {
      code: "export default myFunction",
      filename: "my_function.js",
      options: [{ cases: ["camel", "snake"] }]
    },
    {
      code: "export default CustomHandler",
      filename: "any-name.js",
      options: [{ pattern: "^Custom.*$", cases: ["pascal"] }]
    }
  ],
  invalid: [
    {
      code: "export default wrongName",
      filename: "rightName.js",
      options: [{ cases: ["camel"] }],
      errors: [{
        messageId: "mismatch",
        data: {
          exportName: "wrongName",
          fileName: "rightName"
        }
      }]
    },
    {
      code: "export default WrongCase",
      filename: "wrong-case.js",
      options: [{ cases: ["kebab"] }],
      errors: [{
        messageId: "mismatch",
        data: {
          exportName: "WrongCase",
          fileName: "wrong-case"
        }
      }]
    },
    {
      code: "export default wrongComponent",
      filename: "WrongComponent.tsx",
      options: [{ cases: ["pascal"], extensions: [".tsx"] }],
      errors: [{
        messageId: "mismatch",
        data: {
          exportName: "wrongComponent",
          fileName: "WrongComponent"
        }
      }]
    },
    {
      code: "export default NotCustomName",
      filename: "anything.js",
      options: [{ pattern: "^Custom.*$" }],
      errors: [{
        messageId: "mismatch",
        data: {
          exportName: "NotCustomName",
          fileName: "anything"
        }
      }]
    }
  ]
});