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<html> | |
<head> | |
<title>Timeout Examples</title> | |
<link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.3.3/jasmine.min.css"> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.3.3/jasmine.min.js"></script> | |
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.3.3/jasmine-html.min.js"></script> | |
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.3.3/boot.min.js"></script> | |
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.15/angular.js"></script> | |
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.15/angular-mocks.js"></script> | |
</head> | |
<body> | |
<script type="text/javascript"> | |
var app = angular.module('calculatorApp', []); | |
app.controller('CalculatorController', function calculatorController($scope, $timeout) { | |
$scope.sum = function sum() { | |
$scope.result = $scope.x + $scope.y; | |
} | |
$scope.sumWithWait = function sumWithWait() { | |
$timeout($scope.sum, 1000); | |
} | |
$scope.sumWithWaitAndReset = function sumWithWaitAndReset() { | |
// timeout 1: gives us the sum after 3 seconds | |
$timeout($scope.sum, 3000); | |
// timeout 2: after 4 seconds, the result is set back to zero. | |
$timeout(function() { $scope.result = 0; }, 4000); | |
} | |
}); | |
describe('calculator tests', function () { | |
beforeEach(module('calculatorApp')); | |
var $controller; | |
var $scope; | |
beforeEach(inject(function(_$controller_) { | |
$controller = _$controller_; | |
$scope = {}; | |
})); | |
describe('timeout tests', function() { | |
it('should set results to 3 for sum', function() { | |
var calculatorController = $controller('CalculatorController', { $scope: $scope }); | |
$scope.x = 1; | |
$scope.y = 2; | |
$scope.sum(); | |
expect($scope.result).toBe(3); | |
}); | |
describe('using timeout', function() { | |
var $timeout; | |
beforeEach(inject(function(_$timeout_) { | |
$timeout = _$timeout_; | |
})); | |
it('should set results to 3 for sum with timeout', function() { | |
var calculatorController = $controller('CalculatorController', { $scope: $scope }); | |
$scope.x = 1; | |
$scope.y = 2; | |
$scope.sumWithWait(); | |
// flush timeout(s) for all code under test. | |
$timeout.flush(); | |
// this will throw an exception if there are any pending timeouts. | |
$timeout.verifyNoPendingTasks(); | |
expect($scope.result).toBe(3); | |
}); | |
it('should set results to 3 for sum with timeout (using delay with flush)', function() { | |
var calculatorController = $controller('CalculatorController', { $scope: $scope }); | |
$scope.x = 1; | |
$scope.y = 2; | |
$scope.sumWithWaitAndReset(); | |
// first timeout | |
$timeout.flush(3001); | |
expect($scope.result).toBe(3); | |
expect($timeout.verifyNoPendingTasks).toThrow(); | |
// second timeout | |
$timeout.flush(1000); | |
expect($scope.result).toBe(0); | |
$timeout.verifyNoPendingTasks(); | |
}); | |
}); | |
}); | |
}); | |
</script> | |
</body> | |
</html> |
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