@transferwise/eslint-plugin/rules/form-has-method-attribute.test.js

TransferWise ESLint plugin

/**
 * @fileoverview Ensures forms have a method attribute
 * @author conorcussell
 */

//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------

const { RuleTester } = require("eslint");
const rule = require("./form-has-method-attribute");

RuleTester.setDefaultConfig({
  languageOptions: {
    ecmaVersion: 6,
    parserOptions: {
      ecmaFeatures: {
        jsx: true,
      },
    },
  },
});

const ruleTester = new RuleTester();
ruleTester.run("form-has-method-attribute", rule, {
  valid: [
    {
      code: '<form method="post"></form>',
    },
  ],

  invalid: [
    {
      code: "<form></form>",
      errors: [
        {
          message: "<form> elements must have a method attribute",
          type: "JSXOpeningElement",
        },
      ],
    },
    {
      code: "<form method></form>",
      errors: [
        {
          message: "<form> elements must have a method attribute",
          type: "JSXOpeningElement",
        },
      ],
    },
  ],
});