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json.test.js
85 lines (71 loc) · 3.32 KB
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json.test.js
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'use strict';
const { run } = require('../utils/test-utils');
const { stat, readFile } = require('fs');
const { resolve } = require('path');
const successMessage = 'stats are successfully stored as json to stats.json';
describe('json flag', () => {
it('should return valid json', () => {
const { stdout, exitCode } = run(__dirname, ['--json']);
expect(() => JSON.parse(stdout)).not.toThrow();
expect(exitCode).toBe(0);
expect(JSON.parse(stdout)['hash']).toBeDefined();
});
it('should store json to a file', (done) => {
const { stdout, exitCode } = run(__dirname, ['--json', 'stats.json']);
expect(stdout).toContain(successMessage);
expect(exitCode).toBe(0);
stat(resolve(__dirname, './stats.json'), (err, stats) => {
expect(err).toBe(null);
expect(stats.isFile()).toBe(true);
readFile(resolve(__dirname, 'stats.json'), 'utf-8', (err, data) => {
expect(err).toBe(null);
expect(JSON.parse(data)['hash']).toBeTruthy();
expect(JSON.parse(data)['version']).toBeTruthy();
expect(JSON.parse(data)['time']).toBeTruthy();
expect(() => JSON.parse(data)).not.toThrow();
done();
});
});
});
it('should store json to a file and respect --color flag', (done) => {
const { stdout, exitCode } = run(__dirname, ['--json', 'stats.json', '--color']);
expect(stdout).toContain(`[webpack-cli] \u001b[32m${successMessage}`);
expect(exitCode).toBe(0);
stat(resolve(__dirname, './stats.json'), (err, stats) => {
expect(err).toBe(null);
expect(stats.isFile()).toBe(true);
readFile(resolve(__dirname, 'stats.json'), 'utf-8', (err, data) => {
expect(err).toBe(null);
expect(JSON.parse(data)['hash']).toBeTruthy();
expect(JSON.parse(data)['version']).toBeTruthy();
expect(JSON.parse(data)['time']).toBeTruthy();
expect(() => JSON.parse(data)).not.toThrow();
done();
});
});
});
it('should store json to a file and respect --no-color', (done) => {
const { stdout, exitCode } = run(__dirname, ['--json', 'stats.json', '--no-color']);
expect(stdout).not.toContain(`[webpack-cli] \u001b[32m${successMessage}`);
expect(stdout).toContain(`[webpack-cli] ${successMessage}`);
expect(exitCode).toBe(0);
stat(resolve(__dirname, './stats.json'), (err, stats) => {
expect(err).toBe(null);
expect(stats.isFile()).toBe(true);
readFile(resolve(__dirname, 'stats.json'), 'utf-8', (err, data) => {
expect(err).toBe(null);
expect(JSON.parse(data)['hash']).toBeTruthy();
expect(JSON.parse(data)['version']).toBeTruthy();
expect(JSON.parse(data)['time']).toBeTruthy();
expect(() => JSON.parse(data)).not.toThrow();
done();
});
});
});
it('should return valid json with -j alias', () => {
const { stdout, exitCode } = run(__dirname, ['-j']);
expect(() => JSON.parse(stdout)).not.toThrow();
expect(exitCode).toBe(0);
expect(JSON.parse(stdout)['hash']).toBeDefined();
});
});