eslint-plugin-jest/lib/rules/no-mocks-import.js

Eslint rules for Jest

'use strict';

const _require = require('path'),
      posix = _require.posix;

const _require2 = require('./util'),
      getDocsUrl = _require2.getDocsUrl;

const mocksDirName = '__mocks__';

const isMockPath = path => path.split(posix.sep).includes(mocksDirName);

module.exports = {
  meta: {
    docs: {
      url: getDocsUrl(__filename)
    },
    messages: {
      noManualImport: `Mocks should not be manually imported from a ${mocksDirName} directory. Instead use jest.mock and import from the original module path.`
    }
  },

  create(context) {
    return {
      ImportDeclaration(node) {
        if (isMockPath(node.source.value)) {
          context.report({
            node,
            messageId: 'noManualImport'
          });
        }
      },

      'CallExpression[callee.name="require"]'(node) {
        if (node.arguments.length && node.arguments[0].value && isMockPath(node.arguments[0].value)) {
          context.report({
            loc: node.arguments[0].loc,
            messageId: 'noManualImport'
          });
        }
      }

    };
  }

};