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Test class properties #5183

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merged 9 commits into from
Oct 1, 2018
Merged

Test class properties #5183

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946d1ad
Test flow types are stripped before class properties are transformed
Timer Sep 30, 2018
5b5324d
Do not search multiple levels deep
Timer Sep 30, 2018
c3b85eb
Revert "Do not search multiple levels deep"
Timer Sep 30, 2018
5746167
Add missing file for test script to boot
Timer Sep 30, 2018
8d6135f
Make sure src and node modules are ignored
Timer Sep 30, 2018
5480a1f
Fix error
Timer Sep 30, 2018
d36fe36
derp
Timer Sep 30, 2018
df0dd75
fix test
Timer Sep 30, 2018
1603351
Drop unneeded check
Timer Sep 30, 2018
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13 changes: 13 additions & 0 deletions fixtures/smoke/issue-5176-flow-class-properties/index.test.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,13 @@
const { bootstrap, isSuccessfulTest } = require('../../utils');
beforeEach(async () => {
await bootstrap({ directory: global.testDirectory, template: __dirname });
});

describe('issue #5176 (flow class properties interaction)', () => {
it('passes tests', async () => {
await isSuccessfulTest({
directory: global.testDirectory,
jestEnvironment: 'node',
});
});
});
1 change: 1 addition & 0 deletions fixtures/smoke/issue-5176-flow-class-properties/package.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
{}
9 changes: 9 additions & 0 deletions fixtures/smoke/issue-5176-flow-class-properties/public/index.html
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@@ -0,0 +1,9 @@
<!DOCTYPE html>
<html lang="en">
<head>
<title>React App</title>
</head>
<body>
<div id="root"></div>
</body>
</html>
11 changes: 11 additions & 0 deletions fixtures/smoke/issue-5176-flow-class-properties/src/App.js
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@@ -0,0 +1,11 @@
class App {
constructor() {
this.foo = this.foo.bind(this);
}
foo: void => void;
foo() {
return 'bar';
}
}

export default App;
6 changes: 6 additions & 0 deletions fixtures/smoke/issue-5176-flow-class-properties/src/App.test.js
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@@ -0,0 +1,6 @@
import App from './App';

it('creates instance without', () => {
const app = new App();
expect(app.foo()).toBe('bar');
});
1 change: 1 addition & 0 deletions fixtures/smoke/jest.config.js
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@@ -1,5 +1,6 @@
module.exports = {
testEnvironment: 'node',
testMatch: ['**/*.test.js'],
testPathIgnorePatterns: ['/src/', 'node_modules'],
setupTestFrameworkScriptFile: './setupSmokeTests.js',
};
14 changes: 13 additions & 1 deletion fixtures/utils.js
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Expand Up @@ -14,7 +14,7 @@ async function bootstrap({ directory, template }) {
);
if (shouldInstallScripts) {
const packageJson = fs.readJsonSync(path.join(directory, 'package.json'));
packageJson.dependencies = Object.assign(packageJson.dependencies, {
packageJson.dependencies = Object.assign({}, packageJson.dependencies, {
'react-scripts': 'latest',
});
fs.writeJsonSync(path.join(directory, 'package.json'), packageJson);
Expand Down Expand Up @@ -67,6 +67,17 @@ async function isSuccessfulProduction({ directory }) {
}
}

async function isSuccessfulTest({ directory, jestEnvironment = 'jsdom' }) {
await execa(
'./node_modules/.bin/react-scripts',
['test', '--env', jestEnvironment, '--ci'],
{
cwd: directory,
env: { CI: 'true' },
}
);
}

async function getOutputDevelopment({ directory, env = {} }) {
try {
const { stdout, stderr } = await execa(
Expand Down Expand Up @@ -128,6 +139,7 @@ module.exports = {
bootstrap,
isSuccessfulDevelopment,
isSuccessfulProduction,
isSuccessfulTest,
getOutputDevelopment,
getOutputProduction,
};