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GitBlog.md/test/config.test.js
T
2019-06-20 10:40:48 +02:00

54 lines
1.6 KiB
JavaScript

/* jshint -W117 */
const fs = require('fs');
const configFile = 'config.json';
const tmpConfigFile = 'config.temp.json';
beforeAll(() => {
if (fs.existsSync(configFile)) {
fs.renameSync(configFile, tmpConfigFile);
}
expect(fs.existsSync(configFile)).toBeFalsy();
});
afterAll(() => {
if (fs.existsSync(tmpConfigFile)) {
fs.renameSync(tmpConfigFile, configFile);
} else if (fs.existsSync(configFile)) {
fs.unlinkSync(configFile); //remove config file if remaining
}
});
test('no config', () => {
if (fs.existsSync(configFile))
fs.unlinkSync(configFile);
expect(fs.existsSync(configFile)).toBeFalsy();
const config = require('../src/config')();
expect(config).toBeDefined();
expect(config['node_port']).toBe(3000);
expect(config['data_dir']).toBe('data');
});
test('invalid config ignored', () => {
fs.writeFileSync(configFile, 'invalid JSON');
const config = require('../src/config')();
expect(config).toBeDefined();
expect(config['node_port']).toBe(3000);
expect(config['data_dir']).toBe('data');
});
test('good config merged', () => {
fs.writeFileSync(configFile, '{"node_port":5000}');
const config = require('../src/config')();
expect(config).toBeDefined();
expect(config['node_port']).toBe(5000);
expect(config['data_dir']).toBe('data');
});
test('wrong config fixed', () => {
fs.writeFileSync(configFile, '{"node_port":"hello","data_dir":"data2"}');
const config = require('../src/config')();
expect(config).toBeDefined();
expect(config['node_port']).toBe(3000);
expect(config['data_dir']).toBe('data2');
});