Files
angular.js/test/helpers/matchers.js
2014-11-09 15:51:01 +01:00

280 lines
9.4 KiB
JavaScript

'use strict';
beforeEach(function() {
function cssMatcher(presentClasses, absentClasses) {
return function() {
var element = angular.element(this.actual);
var present = true;
var absent = false;
angular.forEach(presentClasses.split(' '), function(className) {
present = present && element.hasClass(className);
});
angular.forEach(absentClasses.split(' '), function(className) {
absent = absent || element.hasClass(className);
});
this.message = function() {
return "Expected to have " + presentClasses +
(absentClasses ? (" and not have " + absentClasses + "") : "") +
" but had " + element[0].className + ".";
};
return present && !absent;
};
}
function isNgElementHidden(element) {
// we need to check element.getAttribute for SVG nodes
var hidden = true;
forEach(angular.element(element), function(element) {
if ((' ' + (element.getAttribute('class') || '') + ' ').indexOf(' ng-hide ') === -1) {
hidden = false;
}
});
return hidden;
}
this.addMatchers({
toBeInvalid: cssMatcher('ng-invalid', 'ng-valid'),
toBeValid: cssMatcher('ng-valid', 'ng-invalid'),
toBeDirty: cssMatcher('ng-dirty', 'ng-pristine'),
toBePristine: cssMatcher('ng-pristine', 'ng-dirty'),
toBeUntouched: cssMatcher('ng-untouched', 'ng-touched'),
toBeTouched: cssMatcher('ng-touched', 'ng-untouched'),
toBeAPromise: function() {
this.message = valueFn(
"Expected object " + (this.isNot ? "not " : "") + "to be a promise");
return isPromiseLike(this.actual);
},
toBeShown: function() {
this.message = valueFn(
"Expected element " + (this.isNot ? "" : "not ") + "to have 'ng-hide' class");
return !isNgElementHidden(this.actual);
},
toBeHidden: function() {
this.message = valueFn(
"Expected element " + (this.isNot ? "not " : "") + "to have 'ng-hide' class");
return isNgElementHidden(this.actual);
},
toEqual: function(expected) {
if (this.actual && this.actual.$$log) {
this.actual = (typeof expected === 'string')
? this.actual.toString()
: this.actual.toArray();
}
return jasmine.Matchers.prototype.toEqual.call(this, expected);
},
toEqualData: function(expected) {
return angular.equals(this.actual, expected);
},
toEqualError: function(message) {
this.message = function() {
var expected;
if (this.actual.message && this.actual.name == 'Error') {
expected = angular.toJson(this.actual.message);
} else {
expected = angular.toJson(this.actual);
}
return "Expected " + expected + " to be an Error with message " + angular.toJson(message);
};
return this.actual.name == 'Error' && this.actual.message == message;
},
toMatchError: function(messageRegexp) {
this.message = function() {
var expected;
if (this.actual.message && this.actual.name == 'Error') {
expected = angular.toJson(this.actual.message);
} else {
expected = angular.toJson(this.actual);
}
return "Expected " + expected + " to match an Error with message " + angular.toJson(messageRegexp);
};
return this.actual.name == 'Error' && messageRegexp.test(this.actual.message);
},
toHaveBeenCalledOnce: function() {
if (arguments.length > 0) {
throw new Error('toHaveBeenCalledOnce does not take arguments, use toHaveBeenCalledWith');
}
if (!jasmine.isSpy(this.actual)) {
throw new Error('Expected a spy, but got ' + jasmine.pp(this.actual) + '.');
}
this.message = function() {
var msg = 'Expected spy ' + this.actual.identity + ' to have been called once, but was ',
count = this.actual.callCount;
return [
count === 0 ? msg + 'never called.' :
msg + 'called ' + count + ' times.',
msg.replace('to have', 'not to have') + 'called once.'
];
};
return this.actual.callCount == 1;
},
toHaveBeenCalledOnceWith: function() {
var expectedArgs = jasmine.util.argsToArray(arguments);
if (!jasmine.isSpy(this.actual)) {
throw new Error('Expected a spy, but got ' + jasmine.pp(this.actual) + '.');
}
this.message = function() {
if (this.actual.callCount != 1) {
if (this.actual.callCount === 0) {
return [
'Expected spy ' + this.actual.identity + ' to have been called once with ' +
jasmine.pp(expectedArgs) + ' but it was never called.',
'Expected spy ' + this.actual.identity + ' not to have been called with ' +
jasmine.pp(expectedArgs) + ' but it was.'
];
}
return [
'Expected spy ' + this.actual.identity + ' to have been called once with ' +
jasmine.pp(expectedArgs) + ' but it was called ' + this.actual.callCount + ' times.',
'Expected spy ' + this.actual.identity + ' not to have been called once with ' +
jasmine.pp(expectedArgs) + ' but it was.'
];
} else {
return [
'Expected spy ' + this.actual.identity + ' to have been called once with ' +
jasmine.pp(expectedArgs) + ' but was called with ' + jasmine.pp(this.actual.argsForCall),
'Expected spy ' + this.actual.identity + ' not to have been called once with ' +
jasmine.pp(expectedArgs) + ' but was called with ' + jasmine.pp(this.actual.argsForCall)
];
}
};
return this.actual.callCount === 1 && this.env.contains_(this.actual.argsForCall, expectedArgs);
},
toBeOneOf: function() {
return Array.prototype.indexOf.call(arguments, this.actual) !== -1;
},
toHaveClass: function(clazz) {
this.message = function() {
return "Expected '" + angular.mock.dump(this.actual) + "' to have class '" + clazz + "'.";
};
var classes = clazz.trim().split(/\s+/);
for (var i = 0; i < classes.length; ++i) {
if (!jqLiteHasClass(this.actual[0], classes[i])) {
return false;
}
}
return true;
},
toThrowMatching: function(expected) {
return jasmine.Matchers.prototype.toThrow.call(this, expected);
},
toThrowMinErr: function(namespace, code, content) {
var result,
exception,
exceptionMessage = '',
escapeRegexp = function(str) {
// This function escapes all special regex characters.
// We use it to create matching regex from arbitrary strings.
// http://stackoverflow.com/questions/3446170/escape-string-for-use-in-javascript-regex
return str.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&");
},
codeRegex = new RegExp('^\\[' + escapeRegexp(namespace) + ':' + escapeRegexp(code) + '\\]'),
not = this.isNot ? "not " : "",
regex = jasmine.isA_("RegExp", content) ? content :
angular.isDefined(content) ? new RegExp(escapeRegexp(content)) : undefined;
if (!angular.isFunction(this.actual)) {
throw new Error('Actual is not a function');
}
try {
this.actual();
} catch (e) {
exception = e;
}
if (exception) {
exceptionMessage = exception.message || exception;
}
this.message = function() {
return "Expected function " + not + "to throw " +
namespace + "MinErr('" + code + "')" +
(regex ? " matching " + regex.toString() : "") +
(exception ? ", but it threw " + exceptionMessage : ".");
};
result = codeRegex.test(exceptionMessage);
if (!result) {
return result;
}
if (angular.isDefined(regex)) {
return regex.test(exceptionMessage);
}
return result;
}
});
});
// TODO(vojta): remove this once Jasmine in Karma gets updated
// https://github.com/pivotal/jasmine/blob/c40b64a24c607596fa7488f2a0ddb98d063c872a/src/core/Matchers.js#L217-L246
// This toThrow supports RegExps.
jasmine.Matchers.prototype.toThrow = function(expected) {
var result = false;
var exception, exceptionMessage;
if (typeof this.actual != 'function') {
throw new Error('Actual is not a function');
}
try {
this.actual();
} catch (e) {
exception = e;
}
if (exception) {
exceptionMessage = exception.message || exception;
result = (isUndefined(expected) || this.env.equals_(exceptionMessage, expected.message || expected) || (jasmine.isA_("RegExp", expected) && expected.test(exceptionMessage)));
}
var not = this.isNot ? "not " : "";
var regexMatch = jasmine.isA_("RegExp", expected) ? " an exception matching" : "";
this.message = function() {
if (exception) {
return ["Expected function " + not + "to throw" + regexMatch, expected ? expected.message || expected : "an exception", ", but it threw", exceptionMessage].join(' ');
} else {
return "Expected function to throw an exception.";
}
};
return result;
};
/**
* Create jasmine.Spy on given method, but ignore calls without arguments
* This is helpful when need to spy only setter methods and ignore getters
*/
function spyOnlyCallsWithArgs(obj, method) {
var spy = spyOn(obj, method);
obj[method] = function() {
if (arguments.length) return spy.apply(this, arguments);
return spy.originalValue.apply(this);
};
return spy;
}