lepu-test-platform-web/node_modules/loglevel/test/multiple-logger-test.js

140 lines
5.7 KiB
JavaScript

"use strict";
define(['test/test-helpers'], function(testHelpers) {
var describeIf = testHelpers.describeIf;
var it = testHelpers.itWithFreshLog;
var originalConsole = window.console;
describe("Multiple logger instances tests:", function() {
describe("log.getLogger()", function() {
it("returns a new logger that is not the default one", function(log) {
var newLogger = log.getLogger("newLogger");
expect(newLogger).not.toEqual(log);
expect(newLogger.trace).toBeDefined();
expect(newLogger.debug).toBeDefined();
expect(newLogger.info).toBeDefined();
expect(newLogger.warn).toBeDefined();
expect(newLogger.error).toBeDefined();
expect(newLogger.setLevel).toBeDefined();
expect(newLogger.setDefaultLevel).toBeDefined();
expect(newLogger.enableAll).toBeDefined();
expect(newLogger.disableAll).toBeDefined();
expect(newLogger.methodFactory).toBeDefined();
});
it("returns loggers without `getLogger()` and `noConflict()`", function(log) {
var newLogger = log.getLogger("newLogger");
expect(newLogger.getLogger).toBeUndefined();
expect(newLogger.noConflict).toBeUndefined();
});
it("returns the same instance when called repeatedly with the same name", function(log) {
var logger1 = log.getLogger("newLogger");
var logger2 = log.getLogger("newLogger");
expect(logger1).toEqual(logger2);
});
it("should throw if called with no name", function(log) {
expect(function() {
log.getLogger();
}).toThrow();
});
it("should throw if called with empty string for name", function(log) {
expect(function() {
log.getLogger("");
}).toThrow();
});
it("should throw if called with a non-string name", function(log) {
expect(function() { log.getLogger(true); }).toThrow();
expect(function() { log.getLogger({}); }).toThrow();
expect(function() { log.getLogger([]); }).toThrow();
expect(function() { log.getLogger(10); }).toThrow();
expect(function() { log.getLogger(function(){}); }).toThrow();
expect(function() { log.getLogger(null); }).toThrow();
expect(function() { log.getLogger(undefined); }).toThrow();
if (window.Symbol) {
expect(function() { log.getLogger(Symbol()); }).toThrow();
}
});
});
describe("inheritance", function() {
beforeEach(function() {
window.console = {"log" : jasmine.createSpy("console.log")};
this.addMatchers({
"toBeAtLevel" : testHelpers.toBeAtLevel
});
testHelpers.clearStoredLevels();
});
afterEach(function() {
window.console = originalConsole;
});
it("loggers are created with the same level as the default logger", function(log) {
log.setLevel("ERROR");
var newLogger = log.getLogger("newLogger");
expect(newLogger).toBeAtLevel("error");
});
it("if a logger's level is persisted, it uses that level rather than the default logger's level", function(log) {
testHelpers.setStoredLevel("error", "newLogger");
log.setLevel("TRACE");
var newLogger = log.getLogger("newLogger");
expect(newLogger).toBeAtLevel("error");
});
it("other loggers do not change when the default logger's level is changed", function(log) {
log.setLevel("TRACE");
var newLogger = log.getLogger("newLogger");
log.setLevel("ERROR");
expect(newLogger).toBeAtLevel("TRACE");
expect(log.getLogger("newLogger")).toBeAtLevel("TRACE");
});
it("loggers are created with the same methodFactory as the default logger", function(log) {
log.methodFactory = function(methodName, level) {
return function() {};
};
var newLogger = log.getLogger("newLogger");
expect(newLogger.methodFactory).toEqual(log.methodFactory);
});
it("loggers have independent method factories", function(log) {
var log1 = log.getLogger('logger1');
var log2 = log.getLogger('logger2');
var log1Spy = jasmine.createSpy('log1spy');
log1.methodFactory = function(methodName, level) {
return log1Spy;
};
log1.setLevel(log1.getLevel());
var log2Spy = jasmine.createSpy('log2spy');
log2.methodFactory = function(methodName, level) {
return log2Spy;
};
log2.setLevel(log2.getLevel());
log1.error('test1');
log2.error('test2');
expect(log1Spy).toHaveBeenCalledWith("test1");
expect(log2Spy).toHaveBeenCalledWith("test2");
});
it("new loggers correctly inherit a logging level of `0`", function(log) {
log.setLevel(0);
var newLogger = log.getLogger("newLogger");
expect(newLogger).toBeAtLevel("trace");
});
});
});
});