openmct/platform/framework/test/LogLevelSpec.js

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/*global define,Promise,describe,it,expect,beforeEach,waitsFor,jasmine*/
define(
['../src/LogLevel'],
function (LogLevel) {
"use strict";
var LOG_METHODS = [
'error',
'warn',
'info',
'log',
'debug'
];
describe("The logging level handler", function () {
var mockLog,
mockApp,
mockProvide,
mockDelegate,
mockMethods;
function logAll(v) {
LOG_METHODS.forEach(function (m) {
mockLog[m](v);
mockDelegate[m](v);
});
}
function expectCalls(calls, v) {
LOG_METHODS.forEach(function (m) {
if (calls.indexOf(m) > -1) {
expect(mockMethods[m]).toHaveBeenCalledWith(v);
} else {
expect(mockMethods[m]).not.toHaveBeenCalledWith(v);
}
});
}
beforeEach(function () {
mockMethods = jasmine.createSpyObj("levels", LOG_METHODS);
mockLog = jasmine.createSpyObj('$log', LOG_METHODS);
mockApp = jasmine.createSpyObj('app', ['config']);
mockProvide = jasmine.createSpyObj('$provide', ['decorator']);
mockDelegate = jasmine.createSpyObj('$delegate', LOG_METHODS);
LOG_METHODS.forEach(function (m) {
mockLog[m].andCallFake(mockMethods[m]);
mockDelegate[m].andCallFake(mockMethods[m]);
});
mockApp.config.andCallFake(function (callback) {
callback(mockProvide);
});
mockProvide.decorator.andCallFake(function (key, callback) {
// Only $log should be configured in any case
expect(key).toEqual('$log');
callback(mockDelegate);
});
});
it("defaults to 'warn' level", function () {
new LogLevel("garbage").configure(mockApp, mockLog);
logAll("test");
expectCalls(['error', 'warn'], 'test');
});
LOG_METHODS.forEach(function (m, i) {
it("supports log level '" + m + "'", function () {
// Note: This is sensitive to ordering of LOG_METHODS,
// which needs to be highest-level-first above.
var expected = LOG_METHODS.slice(0, i + 1),
message = "test " + m;
new LogLevel(m).configure(mockApp, mockLog);
logAll(message);
expectCalls(expected, message);
});
});
});
}
);