react-scripts
Version:
Configuration and scripts for Create React App.
260 lines (223 loc) • 8.66 kB
JavaScript
var expect = require('chai').expect;
var Logger = require('./_libs').Logger;
var getArrow = Logger.getArrow;
describe('Logger', function() {
var logger;
var logMessage, debugMessage, infoMessage, warnMessage, errorMessage;
beforeEach(function() {
logMessage = undefined;
debugMessage = undefined;
infoMessage = undefined;
warnMessage = undefined;
errorMessage = undefined;
});
beforeEach(function() {
logger = Logger.getInstance();
});
beforeEach(function() {
logger.setProvider(function(provider) {
provider.log = function(message) {logMessage = message;};
provider.debug = function(message) {debugMessage = message;};
provider.info = function(message) {infoMessage = message;};
provider.warn = function(message) {warnMessage = message;};
provider.error = function(message) {errorMessage = message;};
return provider;
});
});
describe('logging with different levels', function() {
beforeEach(function() {
logger.log('log');
logger.debug('debug');
logger.info('info');
logger.warn('warn');
logger.error('error');
});
describe('level: debug', function() {
beforeEach(function() {
logger.setLevel('debug');
});
it('should log .log() messages', function() {
expect(logMessage).to.equal('log');
});
it('should log .debug() messages', function() {
expect(debugMessage).to.equal('debug');
});
it('should log .info() messages', function() {
expect(infoMessage).to.equal('info');
});
it('should log .warn() messages', function() {
expect(warnMessage).to.equal('warn');
});
it('should log .error() messages', function() {
expect(errorMessage).to.equal('error');
});
});
describe('level: info', function() {
beforeEach(function() {
logger.setLevel('info');
});
it('should log .log() messages', function() {
expect(logMessage).to.equal('log');
});
it('should not log .debug() messages', function() {
expect(debugMessage).to.equal(undefined);
});
it('should log .info() messages', function() {
expect(infoMessage).to.equal('info');
});
it('should log .warn() messages', function() {
expect(warnMessage).to.equal('warn');
});
it('should log .error() messages', function() {
expect(errorMessage).to.equal('error');
});
});
describe('level: warn', function() {
beforeEach(function() {
logger.setLevel('warn');
});
it('should log .log() messages', function() {
expect(logMessage).to.equal('log');
});
it('should not log .debug() messages', function() {
expect(debugMessage).to.equal(undefined);
});
it('should not log .info() messages', function() {
expect(infoMessage).to.equal(undefined);
});
it('should log .warn() messages', function() {
expect(warnMessage).to.equal('warn');
});
it('should log .error() messages', function() {
expect(errorMessage).to.equal('error');
});
});
describe('level: error', function() {
beforeEach(function() {
logger.setLevel('error');
});
it('should log .log() messages', function() {
expect(logMessage).to.equal('log');
});
it('should not log .debug() messages', function() {
expect(debugMessage).to.equal(undefined);
});
it('should not log .info() messages', function() {
expect(infoMessage).to.equal(undefined);
});
it('should log .warn() messages', function() {
expect(warnMessage).to.equal(undefined);
});
it('should log .error() messages', function() {
expect(errorMessage).to.equal('error');
});
});
describe('level: silent', function() {
beforeEach(function() {
logger.setLevel('silent');
});
it('should log .log() messages', function() {
expect(logMessage).to.equal('log');
});
it('should not log .debug() messages', function() {
expect(debugMessage).to.equal(undefined);
});
it('should not log .info() messages', function() {
expect(infoMessage).to.equal(undefined);
});
it('should not log .warn() messages', function() {
expect(warnMessage).to.equal(undefined);
});
it('should not log .error() messages', function() {
expect(errorMessage).to.equal(undefined);
});
});
describe('Interpolation', function() {
// make sure all messages are logged
beforeEach(function() {
logger.setLevel('debug');
});
beforeEach(function() {
logger.log('log %s %s', 123, 456);
logger.debug('debug %s %s', 123, 456);
logger.info('info %s %s', 123, 456);
logger.warn('warn %s %s', 123, 456);
logger.error('error %s %s', 123, 456);
});
it('should interpolate .log() messages', function() {
expect(logMessage).to.equal('log 123 456');
});
it('should interpolate .debug() messages', function() {
expect(debugMessage).to.equal('debug 123 456');
});
it('should interpolate .info() messages', function() {
expect(infoMessage).to.equal('info 123 456');
});
it('should interpolate .warn() messages', function() {
expect(warnMessage).to.equal('warn 123 456');
});
it('should interpolate .error() messages', function() {
expect(errorMessage).to.equal('error 123 456');
});
});
});
describe('Erroneous usage.', function() {
var fn;
describe('Log provider is not a function', function() {
beforeEach(function() {
fn = function() {
logger.setProvider({});
};
});
it('should throw an error', function() {
expect(fn).to.throw(Error);
});
});
describe('Invalid logLevel', function() {
beforeEach(function() {
fn = function() {
logger.setLevel('foo');
};
});
it('should throw an error', function() {
expect(fn).to.throw(Error);
});
});
});
});
describe('getArrow', function() {
var arrow;
// scenario = [originalPath, newPath, originalTarget, newTarget]
describe('default arrow', function() {
beforeEach(function() {
arrow = getArrow('/api', '/api', 'localhost:1337', 'localhost:1337');
});
it('should return arrow: "->"', function() {
expect(arrow).to.equal('->');
});
});
describe('"pathRewrite" arrow', function() {
beforeEach(function() {
arrow = getArrow('/api', '/rest', 'localhost:1337', 'localhost:1337');
});
it('should return arrow: "~>"', function() {
expect(arrow).to.equal('~>');
});
});
describe('"proxyTable" arrow', function() {
beforeEach(function() {
arrow = getArrow('/api', '/api', 'localhost:1337', 'localhost:8888');
});
it('should return arrow: "=>"', function() {
expect(arrow).to.equal('=>');
});
});
describe('"pathRewrite" + "proxyTable" arrow', function() {
beforeEach(function() {
arrow = getArrow('/api', '/rest', 'localhost:1337', 'localhost:8888');
});
it('should return arrow: "≈>"', function() {
expect(arrow).to.equal('≈>');
});
});
});