/
no-import-module-exports.js
101 lines (97 loc) · 2.32 KB
/
no-import-module-exports.js
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import path from 'path'
import { RuleTester } from 'eslint'
import { test, testFilePath } from '../utils'
const ruleTester = new RuleTester({
parserOptions: { ecmaVersion: 6, sourceType: 'module' }
})
const rule = require('rules/no-import-module-exports')
const error = {
message: `Cannot use import declarations in modules that export using CommonJS ` +
`(module.exports = 'foo' or exports.bar = 'hi')`,
type: 'ImportDeclaration',
}
ruleTester.run('no-import-module-exports', rule, {
valid: [
test({
code: `
const thing = require('thing')
module.exports = thing
`,
}),
test({
code: `
import thing from 'otherthing'
console.log(thing.module.exports)
`,
}),
test({
code: `
import thing from 'other-thing'
export default thing
`,
}),
test({
code: `
const thing = require('thing')
exports.foo = bar
`,
}),
test({
code: `
import foo from 'path';
module.exports = foo;
`,
// When the file matches the entry point defined in package.json
// See tests/files/package.json
filename: path.join(process.cwd(), 'tests/files/src-root/src-bar.js'),
}),
test({
code: `
import foo from 'path';
module.exports = foo;
`,
filename: path.join(process.cwd(), 'tests/files/some/other/entry-point.js'),
options: [{ exceptions: ['**/*/other/entry-point.js'] }],
}),
],
invalid: [
test({
code: `
import { stuff } from 'starwars'
module.exports = thing
`,
errors: [error],
}),
test({
code: `
import thing from 'starwars'
const baz = module.exports = thing
console.log(baz)
`,
errors: [error],
}),
test({
code: `
import * as allThings from 'starwars'
exports.bar = thing
`,
errors: [error],
}),
test({
code: `
import thing from 'other-thing'
exports.foo = bar
`,
errors: [error],
}),
test({
code: `
import foo from 'path';
module.exports = foo;
`,
filename: path.join(process.cwd(), 'tests/files/some/other/entry-point.js'),
options: [{ exceptions: ['**/*/other/file.js'] }],
errors: [error],
}),
],
})