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angular-mocksSpec.js
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3644 lines (2823 loc) · 116 KB
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'use strict';
describe('ngMock', function() {
var noop = angular.noop;
var extend = angular.extend;
describe('TzDate', function() {
function minutes(min) {
return min * 60 * 1000;
}
it('should look like a Date', function() {
var date = new angular.mock.TzDate(0,0);
expect(angular.isDate(date)).toBe(true);
});
it('should take millis as constructor argument', function() {
expect(new angular.mock.TzDate(0, 0).getTime()).toBe(0);
expect(new angular.mock.TzDate(0, 1283555108000).getTime()).toBe(1283555108000);
});
it('should take dateString as constructor argument', function() {
expect(new angular.mock.TzDate(0, '1970-01-01T00:00:00.000Z').getTime()).toBe(0);
expect(new angular.mock.TzDate(0, '2010-09-03T23:05:08.023Z').getTime()).toBe(1283555108023);
});
it('should fake getLocalDateString method', function() {
var millennium = new Date('2000').getTime();
// millennium in -3h
var t0 = new angular.mock.TzDate(-3, millennium);
expect(t0.toLocaleDateString()).toMatch('2000');
// millennium in +0h
var t1 = new angular.mock.TzDate(0, millennium);
expect(t1.toLocaleDateString()).toMatch('2000');
// millennium in +3h
var t2 = new angular.mock.TzDate(3, millennium);
expect(t2.toLocaleDateString()).toMatch('1999');
});
it('should fake toISOString method', function() {
var date = new angular.mock.TzDate(-1, '2009-10-09T01:02:03.027Z');
if (new Date().toISOString) {
expect(date.toISOString()).toEqual('2009-10-09T01:02:03.027Z');
} else {
expect(date.toISOString).toBeUndefined();
}
});
it('should fake getHours method', function() {
// avoid going negative due to #5017, so use Jan 2, 1970 00:00 UTC
var jan2 = 24 * 60 * 60 * 1000;
//0:00 in -3h
var t0 = new angular.mock.TzDate(-3, jan2);
expect(t0.getHours()).toBe(3);
//0:00 in +0h
var t1 = new angular.mock.TzDate(0, jan2);
expect(t1.getHours()).toBe(0);
//0:00 in +3h
var t2 = new angular.mock.TzDate(3, jan2);
expect(t2.getHours()).toMatch('21');
});
it('should fake getMinutes method', function() {
//0:15 in -3h
var t0 = new angular.mock.TzDate(-3, minutes(15));
expect(t0.getMinutes()).toBe(15);
//0:15 in -3.25h
var t0a = new angular.mock.TzDate(-3.25, minutes(15));
expect(t0a.getMinutes()).toBe(30);
//0 in +0h
var t1 = new angular.mock.TzDate(0, minutes(0));
expect(t1.getMinutes()).toBe(0);
//0:15 in +0h
var t1a = new angular.mock.TzDate(0, minutes(15));
expect(t1a.getMinutes()).toBe(15);
//0:15 in +3h
var t2 = new angular.mock.TzDate(3, minutes(15));
expect(t2.getMinutes()).toMatch('15');
//0:15 in +3.25h
var t2a = new angular.mock.TzDate(3.25, minutes(15));
expect(t2a.getMinutes()).toMatch('0');
});
it('should fake getSeconds method', function() {
//0 in -3h
var t0 = new angular.mock.TzDate(-3, 0);
expect(t0.getSeconds()).toBe(0);
//0 in +0h
var t1 = new angular.mock.TzDate(0, 0);
expect(t1.getSeconds()).toBe(0);
//0 in +3h
var t2 = new angular.mock.TzDate(3, 0);
expect(t2.getSeconds()).toMatch('0');
});
it('should fake getMilliseconds method', function() {
expect(new angular.mock.TzDate(0, '2010-09-03T23:05:08.003Z').getMilliseconds()).toBe(3);
expect(new angular.mock.TzDate(0, '2010-09-03T23:05:08.023Z').getMilliseconds()).toBe(23);
expect(new angular.mock.TzDate(0, '2010-09-03T23:05:08.123Z').getMilliseconds()).toBe(123);
});
it('should create a date representing new year in Bratislava', function() {
var newYearInBratislava = new angular.mock.TzDate(-1, '2009-12-31T23:00:00.000Z');
expect(newYearInBratislava.getTimezoneOffset()).toBe(-60);
expect(newYearInBratislava.getFullYear()).toBe(2010);
expect(newYearInBratislava.getMonth()).toBe(0);
expect(newYearInBratislava.getDate()).toBe(1);
expect(newYearInBratislava.getHours()).toBe(0);
expect(newYearInBratislava.getMinutes()).toBe(0);
expect(newYearInBratislava.getSeconds()).toBe(0);
});
it('should delegate all the UTC methods to the original UTC Date object', function() {
//from when created from string
var date1 = new angular.mock.TzDate(-1, '2009-12-31T23:00:00.000Z');
expect(date1.getUTCFullYear()).toBe(2009);
expect(date1.getUTCMonth()).toBe(11);
expect(date1.getUTCDate()).toBe(31);
expect(date1.getUTCHours()).toBe(23);
expect(date1.getUTCMinutes()).toBe(0);
expect(date1.getUTCSeconds()).toBe(0);
//from when created from millis
var date2 = new angular.mock.TzDate(-1, date1.getTime());
expect(date2.getUTCFullYear()).toBe(2009);
expect(date2.getUTCMonth()).toBe(11);
expect(date2.getUTCDate()).toBe(31);
expect(date2.getUTCHours()).toBe(23);
expect(date2.getUTCMinutes()).toBe(0);
expect(date2.getUTCSeconds()).toBe(0);
});
it('should throw error when no third param but toString called', function() {
expect(function() { new angular.mock.TzDate(0,0).toString(); }).
toThrowError('Method \'toString\' is not implemented in the TzDate mock');
});
});
describe('$log', function() {
angular.forEach([true, false], function(debugEnabled) {
describe('debug ' + debugEnabled, function() {
beforeEach(module(function($logProvider) {
$logProvider.debugEnabled(debugEnabled);
}));
afterEach(inject(function($log) {
$log.reset();
}));
it('should skip debugging output if disabled (' + debugEnabled + ')', inject(function($log) {
$log.log('fake log');
$log.info('fake log');
$log.warn('fake log');
$log.error('fake log');
$log.debug('fake log');
expect($log.log.logs).toContain(['fake log']);
expect($log.info.logs).toContain(['fake log']);
expect($log.warn.logs).toContain(['fake log']);
expect($log.error.logs).toContain(['fake log']);
if (debugEnabled) {
expect($log.debug.logs).toContain(['fake log']);
} else {
expect($log.debug.logs).toEqual([]);
}
}));
});
});
describe('debug enabled (default)', function() {
var $log;
beforeEach(inject(['$log', function(log) {
$log = log;
}]));
afterEach(inject(function($log) {
$log.reset();
}));
it('should provide the log method', function() {
expect(function() { $log.log(''); }).not.toThrow();
});
it('should provide the info method', function() {
expect(function() { $log.info(''); }).not.toThrow();
});
it('should provide the warn method', function() {
expect(function() { $log.warn(''); }).not.toThrow();
});
it('should provide the error method', function() {
expect(function() { $log.error(''); }).not.toThrow();
});
it('should provide the debug method', function() {
expect(function() { $log.debug(''); }).not.toThrow();
});
it('should store log messages', function() {
$log.log('fake log');
expect($log.log.logs).toContain(['fake log']);
});
it('should store info messages', function() {
$log.info('fake log');
expect($log.info.logs).toContain(['fake log']);
});
it('should store warn messages', function() {
$log.warn('fake log');
expect($log.warn.logs).toContain(['fake log']);
});
it('should store error messages', function() {
$log.error('fake log');
expect($log.error.logs).toContain(['fake log']);
});
it('should store debug messages', function() {
$log.debug('fake log');
expect($log.debug.logs).toContain(['fake log']);
});
it('should assertEmpty', function() {
try {
$log.error(new Error('MyError'));
$log.warn(new Error('MyWarn'));
$log.info(new Error('MyInfo'));
$log.log(new Error('MyLog'));
$log.debug(new Error('MyDebug'));
$log.assertEmpty();
} catch (error) {
var err = error.message || error;
expect(err).toMatch(/Error: MyError/m);
expect(err).toMatch(/Error: MyWarn/m);
expect(err).toMatch(/Error: MyInfo/m);
expect(err).toMatch(/Error: MyLog/m);
expect(err).toMatch(/Error: MyDebug/m);
} finally {
$log.reset();
}
});
it('should reset state', function() {
$log.error(new Error('MyError'));
$log.warn(new Error('MyWarn'));
$log.info(new Error('MyInfo'));
$log.log(new Error('MyLog'));
$log.reset();
var passed = false;
try {
$log.assertEmpty(); // should not throw error!
passed = true;
} catch (e) {
passed = e;
}
expect(passed).toBe(true);
});
});
});
describe('$interval', function() {
it('should run tasks repeatedly', inject(function($interval) {
var counter = 0;
$interval(function() { counter++; }, 1000);
expect(counter).toBe(0);
$interval.flush(1000);
expect(counter).toBe(1);
$interval.flush(1000);
expect(counter).toBe(2);
$interval.flush(2000);
expect(counter).toBe(4);
}));
it('should call $apply after each task is executed', inject(function($interval, $rootScope) {
var applySpy = spyOn($rootScope, '$apply').and.callThrough();
$interval(noop, 1000);
expect(applySpy).not.toHaveBeenCalled();
$interval.flush(1000);
expect(applySpy).toHaveBeenCalledOnce();
applySpy.calls.reset();
$interval(noop, 1000);
$interval(noop, 1000);
$interval.flush(1000);
expect(applySpy).toHaveBeenCalledTimes(3);
}));
it('should NOT call $apply if invokeApply is set to false',
inject(function($interval, $rootScope) {
var digestSpy = spyOn($rootScope, '$digest').and.callThrough();
var counter = 0;
$interval(function increment() { counter++; }, 1000, 0, false);
expect(digestSpy).not.toHaveBeenCalled();
expect(counter).toBe(0);
$interval.flush(2000);
expect(digestSpy).not.toHaveBeenCalled();
expect(counter).toBe(2);
}));
it('should allow you to specify the delay time', inject(function($interval) {
var counter = 0;
$interval(function() { counter++; }, 123);
expect(counter).toBe(0);
$interval.flush(122);
expect(counter).toBe(0);
$interval.flush(1);
expect(counter).toBe(1);
}));
it('should allow you to NOT specify the delay time', inject(function($interval) {
var counterA = 0;
var counterB = 0;
$interval(function() { counterA++; });
$interval(function() { counterB++; }, 0);
$interval.flush(100);
expect(counterA).toBe(100);
expect(counterB).toBe(100);
$interval.flush(100);
expect(counterA).toBe(200);
expect(counterB).toBe(200);
}));
it('should run tasks in correct relative order', inject(function($interval) {
var counterA = 0;
var counterB = 0;
$interval(function() { counterA++; }, 0);
$interval(function() { counterB++; }, 1000);
$interval.flush(1000);
expect(counterA).toBe(1000);
expect(counterB).toBe(1);
$interval.flush(999);
expect(counterA).toBe(1999);
expect(counterB).toBe(1);
$interval.flush(1);
expect(counterA).toBe(2000);
expect(counterB).toBe(2);
}));
it('should NOT trigger zero-delay interval when flush has ran before', inject(function($interval) {
var counterA = 0;
var counterB = 0;
$interval.flush(100);
$interval(function() { counterA++; });
$interval(function() { counterB++; }, 0);
expect(counterA).toBe(0);
expect(counterB).toBe(0);
$interval.flush(100);
expect(counterA).toBe(100);
expect(counterB).toBe(100);
}));
it('should trigger zero-delay interval only once on flush zero', inject(function($interval) {
var counterA = 0;
var counterB = 0;
$interval(function() { counterA++; });
$interval(function() { counterB++; }, 0);
$interval.flush(0);
expect(counterA).toBe(1);
expect(counterB).toBe(1);
$interval.flush(0);
expect(counterA).toBe(1);
expect(counterB).toBe(1);
}));
it('should allow you to specify a number of iterations', inject(function($interval) {
var counter = 0;
$interval(function() {counter++;}, 1000, 2);
$interval.flush(1000);
expect(counter).toBe(1);
$interval.flush(1000);
expect(counter).toBe(2);
$interval.flush(1000);
expect(counter).toBe(2);
}));
describe('flush', function() {
it('should move the clock forward by the specified time', inject(function($interval) {
var counterA = 0;
var counterB = 0;
$interval(function() { counterA++; }, 100);
$interval(function() { counterB++; }, 401);
$interval.flush(200);
expect(counterA).toEqual(2);
$interval.flush(201);
expect(counterA).toEqual(4);
expect(counterB).toEqual(1);
}));
});
it('should return a promise which will be updated with the count on each iteration',
inject(function($interval) {
var log = [],
promise = $interval(function() { log.push('tick'); }, 1000);
promise.then(function(value) { log.push('promise success: ' + value); },
function(err) { log.push('promise error: ' + err); },
function(note) { log.push('promise update: ' + note); });
expect(log).toEqual([]);
$interval.flush(1000);
expect(log).toEqual(['tick', 'promise update: 0']);
$interval.flush(1000);
expect(log).toEqual(['tick', 'promise update: 0', 'tick', 'promise update: 1']);
}));
it('should return a promise which will be resolved after the specified number of iterations',
inject(function($interval) {
var log = [],
promise = $interval(function() { log.push('tick'); }, 1000, 2);
promise.then(function(value) { log.push('promise success: ' + value); },
function(err) { log.push('promise error: ' + err); },
function(note) { log.push('promise update: ' + note); });
expect(log).toEqual([]);
$interval.flush(1000);
expect(log).toEqual(['tick', 'promise update: 0']);
$interval.flush(1000);
expect(log).toEqual([
'tick', 'promise update: 0', 'tick', 'promise update: 1', 'promise success: 2'
]);
}));
describe('exception handling', function() {
beforeEach(module(function($exceptionHandlerProvider) {
$exceptionHandlerProvider.mode('log');
}));
it('should delegate exception to the $exceptionHandler service', inject(
function($interval, $exceptionHandler) {
$interval(function() { throw 'Test Error'; }, 1000);
expect($exceptionHandler.errors).toEqual([]);
$interval.flush(1000);
expect($exceptionHandler.errors).toEqual(['Test Error']);
$interval.flush(1000);
expect($exceptionHandler.errors).toEqual(['Test Error', 'Test Error']);
}));
it('should call $apply even if an exception is thrown in callback', inject(
function($interval, $rootScope) {
var applySpy = spyOn($rootScope, '$apply').and.callThrough();
$interval(function() { throw new Error('Test Error'); }, 1000);
expect(applySpy).not.toHaveBeenCalled();
$interval.flush(1000);
expect(applySpy).toHaveBeenCalled();
}));
it('should still update the interval promise when an exception is thrown',
inject(function($interval) {
var log = [],
promise = $interval(function() { throw new Error('Some Error'); }, 1000);
promise.then(function(value) { log.push('promise success: ' + value); },
function(err) { log.push('promise error: ' + err); },
function(note) { log.push('promise update: ' + note); });
$interval.flush(1000);
expect(log).toEqual(['promise update: 0']);
}));
});
describe('cancel', function() {
it('should cancel tasks', inject(function($interval) {
var task1 = jasmine.createSpy('task1', 1000),
task2 = jasmine.createSpy('task2', 1000),
task3 = jasmine.createSpy('task3', 1000),
promise1, promise3;
promise1 = $interval(task1, 200);
$interval(task2, 1000);
promise3 = $interval(task3, 333);
$interval.cancel(promise3);
$interval.cancel(promise1);
$interval.flush(1000);
expect(task1).not.toHaveBeenCalled();
expect(task2).toHaveBeenCalledOnce();
expect(task3).not.toHaveBeenCalled();
}));
it('should cancel the promise', inject(function($interval, $rootScope) {
var promise = $interval(noop, 1000),
log = [];
promise.then(function(value) { log.push('promise success: ' + value); },
function(err) { log.push('promise error: ' + err); },
function(note) { log.push('promise update: ' + note); });
expect(log).toEqual([]);
$interval.flush(1000);
$interval.cancel(promise);
$interval.flush(1000);
$rootScope.$apply(); // For resolving the promise -
// necessary since q uses $rootScope.evalAsync.
expect(log).toEqual(['promise update: 0', 'promise error: canceled']);
}));
it('should return true if a task was successfully canceled', inject(function($interval) {
var task1 = jasmine.createSpy('task1'),
task2 = jasmine.createSpy('task2'),
promise1, promise2;
promise1 = $interval(task1, 1000, 1);
$interval.flush(1000);
promise2 = $interval(task2, 1000, 1);
expect($interval.cancel(promise1)).toBe(false);
expect($interval.cancel(promise2)).toBe(true);
}));
it('should not throw a runtime exception when given an undefined promise',
inject(function($interval) {
var task1 = jasmine.createSpy('task1'),
promise1;
promise1 = $interval(task1, 1000, 1);
expect($interval.cancel()).toBe(false);
}));
});
});
describe('$browser', function() {
var browser, log;
beforeEach(inject(function($browser) {
browser = $browser;
log = '';
}));
function logFn(text) {
return function() {
log += text + ';';
};
}
describe('defer.flush', function() {
it('should flush', function() {
browser.defer(logFn('A'));
browser.defer(logFn('B'), null, 'taskType');
expect(log).toEqual('');
browser.defer.flush();
expect(log).toEqual('A;B;');
});
it('should flush delayed', function() {
browser.defer(logFn('A'));
browser.defer(logFn('B'), 0, 'taskTypeB');
browser.defer(logFn('C'), 10, 'taskTypeC');
browser.defer(logFn('D'), 20);
expect(log).toEqual('');
expect(browser.defer.now).toEqual(0);
browser.defer.flush(0);
expect(log).toEqual('A;B;');
browser.defer.flush();
expect(log).toEqual('A;B;C;D;');
});
it('should defer and flush over time', function() {
browser.defer(logFn('A'), 1);
browser.defer(logFn('B'), 2, 'taskType');
browser.defer(logFn('C'), 3);
browser.defer.flush(0);
expect(browser.defer.now).toEqual(0);
expect(log).toEqual('');
browser.defer.flush(1);
expect(browser.defer.now).toEqual(1);
expect(log).toEqual('A;');
browser.defer.flush(2);
expect(browser.defer.now).toEqual(3);
expect(log).toEqual('A;B;C;');
});
it('should throw an exception if there is nothing to be flushed', function() {
expect(function() {browser.defer.flush();}).toThrowError('No deferred tasks to be flushed');
});
it('should not throw an exception when passing a specific delay', function() {
expect(function() {browser.defer.flush(100);}).not.toThrow();
});
describe('tasks scheduled during flushing', function() {
it('should be flushed if they do not exceed the target delay (when no delay specified)',
function() {
browser.defer(function() {
logFn('1')();
browser.defer(function() {
logFn('3')();
browser.defer(logFn('4'), 1);
}, 2);
}, 1);
browser.defer(function() {
logFn('2')();
browser.defer(logFn('6'), 4);
}, 2);
browser.defer(logFn('5'), 5);
browser.defer.flush(0);
expect(browser.defer.now).toEqual(0);
expect(log).toEqual('');
browser.defer.flush();
expect(browser.defer.now).toEqual(5);
expect(log).toEqual('1;2;3;4;5;');
}
);
it('should be flushed if they do not exceed the specified delay',
function() {
browser.defer(function() {
logFn('1')();
browser.defer(function() {
logFn('3')();
browser.defer(logFn('4'), 1);
}, 2);
}, 1);
browser.defer(function() {
logFn('2')();
browser.defer(logFn('6'), 4);
}, 2);
browser.defer(logFn('5'), 5);
browser.defer.flush(0);
expect(browser.defer.now).toEqual(0);
expect(log).toEqual('');
browser.defer.flush(4);
expect(browser.defer.now).toEqual(4);
expect(log).toEqual('1;2;3;4;');
browser.defer.flush(6);
expect(browser.defer.now).toEqual(10);
expect(log).toEqual('1;2;3;4;5;6;');
}
);
});
});
describe('defer.cancel', function() {
it('should cancel a pending task', function() {
var taskId1 = browser.defer(logFn('A'), 100, 'fooType');
var taskId2 = browser.defer(logFn('B'), 200);
expect(log).toBe('');
expect(function() {browser.defer.verifyNoPendingTasks('fooType');}).toThrow();
expect(function() {browser.defer.verifyNoPendingTasks();}).toThrow();
browser.defer.cancel(taskId1);
expect(function() {browser.defer.verifyNoPendingTasks('fooType');}).not.toThrow();
expect(function() {browser.defer.verifyNoPendingTasks();}).toThrow();
browser.defer.cancel(taskId2);
expect(function() {browser.defer.verifyNoPendingTasks('fooType');}).not.toThrow();
expect(function() {browser.defer.verifyNoPendingTasks();}).not.toThrow();
browser.defer.flush(1000);
expect(log).toBe('');
});
});
describe('defer.verifyNoPendingTasks', function() {
it('should throw if there are pending tasks', function() {
expect(browser.defer.verifyNoPendingTasks).not.toThrow();
browser.defer(noop);
expect(browser.defer.verifyNoPendingTasks).toThrow();
});
it('should list the pending tasks (in order) in the error message', function() {
browser.defer(noop, 100);
browser.defer(noop, 300, 'fooType');
browser.defer(noop, 200, 'barType');
var expectedError =
'Deferred tasks to flush (3):\n' +
' {id: 0, type: $$default$$, time: 100}\n' +
' {id: 2, type: barType, time: 200}\n' +
' {id: 1, type: fooType, time: 300}';
expect(browser.defer.verifyNoPendingTasks).toThrowError(expectedError);
});
describe('with specific task type', function() {
it('should throw if there are pending tasks', function() {
browser.defer(noop, 0, 'fooType');
expect(function() {browser.defer.verifyNoPendingTasks('barType');}).not.toThrow();
expect(function() {browser.defer.verifyNoPendingTasks('fooType');}).toThrow();
expect(function() {browser.defer.verifyNoPendingTasks();}).toThrow();
});
it('should list the pending tasks (in order) in the error message', function() {
browser.defer(noop, 100);
browser.defer(noop, 300, 'fooType');
browser.defer(noop, 200, 'barType');
browser.defer(noop, 400, 'fooType');
var expectedError =
'Deferred tasks to flush (2):\n' +
' {id: 1, type: fooType, time: 300}\n' +
' {id: 3, type: fooType, time: 400}';
expect(function() {browser.defer.verifyNoPendingTasks('fooType');}).
toThrowError(expectedError);
});
});
});
describe('notifyWhenNoOutstandingRequests', function() {
var callback;
beforeEach(function() {
callback = jasmine.createSpy('callback');
});
it('should immediately run the callback if no pending tasks', function() {
browser.notifyWhenNoOutstandingRequests(callback);
expect(callback).toHaveBeenCalled();
});
it('should run the callback as soon as there are no pending tasks', function() {
browser.defer(noop, 100);
browser.defer(noop, 200);
browser.notifyWhenNoOutstandingRequests(callback);
expect(callback).not.toHaveBeenCalled();
browser.defer.flush(100);
expect(callback).not.toHaveBeenCalled();
browser.defer.flush(100);
expect(callback).toHaveBeenCalled();
});
it('should not run the callback more than once', function() {
browser.defer(noop, 100);
browser.notifyWhenNoOutstandingRequests(callback);
expect(callback).not.toHaveBeenCalled();
browser.defer.flush(100);
expect(callback).toHaveBeenCalledOnce();
browser.defer(noop, 200);
browser.defer.flush(100);
expect(callback).toHaveBeenCalledOnce();
});
describe('with specific task type', function() {
it('should immediately run the callback if no pending tasks', function() {
browser.notifyWhenNoOutstandingRequests(callback, 'fooType');
expect(callback).toHaveBeenCalled();
});
it('should run the callback as soon as there are no pending tasks', function() {
browser.defer(noop, 100, 'fooType');
browser.defer(noop, 200, 'barType');
browser.notifyWhenNoOutstandingRequests(callback, 'fooType');
expect(callback).not.toHaveBeenCalled();
browser.defer.flush(100);
expect(callback).toHaveBeenCalled();
});
it('should not run the callback more than once', function() {
browser.defer(noop, 100, 'fooType');
browser.defer(noop, 200);
browser.notifyWhenNoOutstandingRequests(callback, 'fooType');
expect(callback).not.toHaveBeenCalled();
browser.defer.flush(100);
expect(callback).toHaveBeenCalledOnce();
browser.defer.flush(100);
expect(callback).toHaveBeenCalledOnce();
browser.defer(noop, 100, 'fooType');
browser.defer(noop, 200);
browser.defer.flush();
expect(callback).toHaveBeenCalledOnce();
});
});
});
});
describe('$flushPendingTasks', function() {
var $flushPendingTasks;
var browserDeferFlushSpy;
beforeEach(inject(function($browser, _$flushPendingTasks_) {
$flushPendingTasks = _$flushPendingTasks_;
browserDeferFlushSpy = spyOn($browser.defer, 'flush').and.returnValue('flushed');
}));
it('should delegate to `$browser.defer.flush()`', function() {
var result = $flushPendingTasks(42);
expect(browserDeferFlushSpy).toHaveBeenCalledOnceWith(42);
expect(result).toBe('flushed');
});
});
describe('$verifyNoPendingTasks', function() {
var $verifyNoPendingTasks;
var browserDeferVerifySpy;
beforeEach(inject(function($browser, _$verifyNoPendingTasks_) {
$verifyNoPendingTasks = _$verifyNoPendingTasks_;
browserDeferVerifySpy = spyOn($browser.defer, 'verifyNoPendingTasks').and.returnValue('verified');
}));
it('should delegate to `$browser.defer.verifyNoPendingTasks()`', function() {
var result = $verifyNoPendingTasks('fortyTwo');
expect(browserDeferVerifySpy).toHaveBeenCalledOnceWith('fortyTwo');
expect(result).toBe('verified');
});
});
describe('$exceptionHandler', function() {
it('should rethrow exceptions', inject(function($exceptionHandler) {
expect(function() { $exceptionHandler('myException'); }).toThrow('myException');
}));
it('should log exceptions', function() {
module(function($exceptionHandlerProvider) {
$exceptionHandlerProvider.mode('log');
});
inject(function($exceptionHandler) {
$exceptionHandler('MyError');
expect($exceptionHandler.errors).toEqual(['MyError']);
$exceptionHandler('MyError', 'comment');
expect($exceptionHandler.errors[1]).toEqual(['MyError', 'comment']);
});
});
it('should log and rethrow exceptions', function() {
module(function($exceptionHandlerProvider) {
$exceptionHandlerProvider.mode('rethrow');
});
inject(function($exceptionHandler) {
expect(function() { $exceptionHandler('MyError'); }).toThrow('MyError');
expect($exceptionHandler.errors).toEqual(['MyError']);
expect(function() { $exceptionHandler('MyError', 'comment'); }).toThrow('MyError');
expect($exceptionHandler.errors[1]).toEqual(['MyError', 'comment']);
});
});
it('should throw on wrong argument', function() {
module(function($exceptionHandlerProvider) {
expect(function() {
$exceptionHandlerProvider.mode('XXX');
}).toThrowError('Unknown mode \'XXX\', only \'log\'/\'rethrow\' modes are allowed!');
});
inject(); // Trigger the tests in `module`
});
});
describe('$timeout', function() {
it('should expose flush method that will flush the pending queue of tasks', inject(
function($rootScope, $timeout) {
var logger = [],
logFn = function(msg) { return function() { logger.push(msg); }; };
$timeout(logFn('t1'));
$timeout(logFn('t2'), 200);
$rootScope.$evalAsync(logFn('rs')); // Non-timeout tasks are flushed as well.
$timeout(logFn('t3'));
expect(logger).toEqual([]);
$timeout.flush();
expect(logger).toEqual(['t1', 'rs', 't3', 't2']);
}));
it('should throw an exception when not flushed', inject(function($rootScope, $timeout) {
$timeout(noop, 100);
$rootScope.$evalAsync(noop);
var expectedError =
'Deferred tasks to flush (2):\n' +
' {id: 1, type: $evalAsync, time: 0}\n' +
' {id: 0, type: $timeout, time: 100}';
expect($timeout.verifyNoPendingTasks).toThrowError(expectedError);
}));
it('should recommend `$verifyNoPendingTasks()` when all pending tasks are not timeouts',
inject(function($rootScope, $timeout) {
var extraMessage = 'None of the pending tasks are timeouts. If you only want to verify ' +
'pending timeouts, use `$verifyNoPendingTasks(\'$timeout\')` instead.';
var errorMessage;
$timeout(noop, 100);
$rootScope.$evalAsync(noop);
try { $timeout.verifyNoPendingTasks(); } catch (err) { errorMessage = err.message; }
expect(errorMessage).not.toContain(extraMessage);
$timeout.flush(100);
$rootScope.$evalAsync(noop);
try { $timeout.verifyNoPendingTasks(); } catch (err) { errorMessage = err.message; }
expect(errorMessage).toContain(extraMessage);
})
);