angular2
Version:
Angular 2 - a web framework for modern web apps
191 lines • 28 kB
JavaScript
;var dom_adapter_1 = require('angular2/src/platform/dom/dom_adapter');
var lang_1 = require('angular2/src/facade/lang');
var collection_1 = require('angular2/src/facade/collection');
var _global = (typeof window === 'undefined' ? lang_1.global : window);
/**
* Jasmine matching function with Angular matchers mixed in.
*
* ## Example
*
* {@example testing/ts/matchers.ts region='toHaveText'}
*/
exports.expect = _global.expect;
// Some Map polyfills don't polyfill Map.toString correctly, which
// gives us bad error messages in tests.
// The only way to do this in Jasmine is to monkey patch a method
// to the object :-(
Map.prototype['jasmineToString'] = function () {
var m = this;
if (!m) {
return '' + m;
}
var res = [];
m.forEach(function (v, k) { res.push(k + ":" + v); });
return "{ " + res.join(',') + " }";
};
_global.beforeEach(function () {
jasmine.addMatchers({
// Custom handler for Map as Jasmine does not support it yet
toEqual: function (util, customEqualityTesters) {
return {
compare: function (actual, expected) {
return { pass: util.equals(actual, expected, [compareMap]) };
}
};
function compareMap(actual, expected) {
if (actual instanceof Map) {
var pass = actual.size === expected.size;
if (pass) {
actual.forEach(function (v, k) { pass = pass && util.equals(v, expected.get(k)); });
}
return pass;
}
else {
return undefined;
}
}
},
toBePromise: function () {
return {
compare: function (actual, expectedClass) {
var pass = typeof actual === 'object' && typeof actual.then === 'function';
return { pass: pass, get message() { return 'Expected ' + actual + ' to be a promise'; } };
}
};
},
toBeAnInstanceOf: function () {
return {
compare: function (actual, expectedClass) {
var pass = typeof actual === 'object' && actual instanceof expectedClass;
return {
pass: pass,
get message() {
return 'Expected ' + actual + ' to be an instance of ' + expectedClass;
}
};
}
};
},
toHaveText: function () {
return {
compare: function (actual, expectedText) {
var actualText = elementText(actual);
return {
pass: actualText == expectedText,
get message() { return 'Expected ' + actualText + ' to be equal to ' + expectedText; }
};
}
};
},
toHaveCssClass: function () {
return { compare: buildError(false), negativeCompare: buildError(true) };
function buildError(isNot) {
return function (actual, className) {
return {
pass: dom_adapter_1.DOM.hasClass(actual, className) == !isNot,
get message() {
return "Expected " + actual.outerHTML + " " + (isNot ? 'not ' : '') + "to contain the CSS class \"" + className + "\"";
}
};
};
}
},
toHaveCssStyle: function () {
return {
compare: function (actual, styles) {
var allPassed;
if (lang_1.isString(styles)) {
allPassed = dom_adapter_1.DOM.hasStyle(actual, styles);
}
else {
allPassed = !collection_1.StringMapWrapper.isEmpty(styles);
collection_1.StringMapWrapper.forEach(styles, function (style, prop) {
allPassed = allPassed && dom_adapter_1.DOM.hasStyle(actual, prop, style);
});
}
return {
pass: allPassed,
get message() {
var expectedValueStr = lang_1.isString(styles) ? styles : JSON.stringify(styles);
return "Expected " + actual.outerHTML + " " + (!allPassed ? ' ' : 'not ') + "to contain the\n CSS " + (lang_1.isString(styles) ? 'property' : 'styles') + " \"" + expectedValueStr + "\"";
}
};
}
};
},
toContainError: function () {
return {
compare: function (actual, expectedText) {
var errorMessage = actual.toString();
return {
pass: errorMessage.indexOf(expectedText) > -1,
get message() { return 'Expected ' + errorMessage + ' to contain ' + expectedText; }
};
}
};
},
toThrowErrorWith: function () {
return {
compare: function (actual, expectedText) {
try {
actual();
return {
pass: false,
get message() { return "Was expected to throw, but did not throw"; }
};
}
catch (e) {
var errorMessage = e.toString();
return {
pass: errorMessage.indexOf(expectedText) > -1,
get message() { return 'Expected ' + errorMessage + ' to contain ' + expectedText; }
};
}
}
};
},
toImplement: function () {
return {
compare: function (actualObject, expectedInterface) {
var objProps = Object.keys(actualObject.constructor.prototype);
var intProps = Object.keys(expectedInterface.prototype);
var missedMethods = [];
intProps.forEach(function (k) {
if (!actualObject.constructor.prototype[k])
missedMethods.push(k);
});
return {
pass: missedMethods.length == 0,
get message() {
return 'Expected ' + actualObject + ' to have the following methods: ' +
missedMethods.join(", ");
}
};
}
};
}
});
});
function elementText(n) {
var hasNodes = function (n) {
var children = dom_adapter_1.DOM.childNodes(n);
return children && children.length > 0;
};
if (n instanceof Array) {
return n.map(elementText).join("");
}
if (dom_adapter_1.DOM.isCommentNode(n)) {
return '';
}
if (dom_adapter_1.DOM.isElementNode(n) && dom_adapter_1.DOM.tagName(n) == 'CONTENT') {
return elementText(Array.prototype.slice.apply(dom_adapter_1.DOM.getDistributedNodes(n)));
}
if (dom_adapter_1.DOM.hasShadowRoot(n)) {
return elementText(dom_adapter_1.DOM.childNodesAsList(dom_adapter_1.DOM.getShadowRoot(n)));
}
if (hasNodes(n)) {
return elementText(dom_adapter_1.DOM.childNodesAsList(n));
}
return dom_adapter_1.DOM.getText(n);
}
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{DOM} from 'angular2/src/platform/dom/dom_adapter';\nimport {global, isString} from 'angular2/src/facade/lang';\nimport {StringMapWrapper} from 'angular2/src/facade/collection';\n\n/**\n * Jasmine matchers that check Angular specific conditions.\n */\nexport interface NgMatchers extends jasmine.Matchers {\n  /**\n   * Expect the value to be a `Promise`.\n   *\n   * ## Example\n   *\n   * {@example testing/ts/matchers.ts region='toBePromise'}\n   */\n  toBePromise(): boolean;\n\n  /**\n   * Expect the value to be an instance of a class.\n   *\n   * ## Example\n   *\n   * {@example testing/ts/matchers.ts region='toBeAnInstanceOf'}\n   */\n  toBeAnInstanceOf(expected: any): boolean;\n\n  /**\n   * Expect the element to have exactly the given text.\n   *\n   * ## Example\n   *\n   * {@example testing/ts/matchers.ts region='toHaveText'}\n   */\n  toHaveText(expected: any): boolean;\n\n  /**\n   * Expect the element to have the given CSS class.\n   *\n   * ## Example\n   *\n   * {@example testing/ts/matchers.ts region='toHaveCssClass'}\n   */\n  toHaveCssClass(expected: any): boolean;\n\n  /**\n   * Expect the element to have the given CSS styles.\n   *\n   * ## Example\n   *\n   * {@example testing/ts/matchers.ts region='toHaveCssStyle'}\n   */\n  toHaveCssStyle(expected: any): boolean;\n\n  /**\n   * Expect a class to implement the interface of the given class.\n   *\n   * ## Example\n   *\n   * {@example testing/ts/matchers.ts region='toImplement'}\n   */\n  toImplement(expected: any): boolean;\n\n  /**\n   * Expect an exception to contain the given error text.\n   *\n   * ## Example\n   *\n   * {@example testing/ts/matchers.ts region='toContainError'}\n   */\n  toContainError(expected: any): boolean;\n\n  /**\n   * Expect a function to throw an error with the given error text when executed.\n   *\n   * ## Example\n   *\n   * {@example testing/ts/matchers.ts region='toThrowErrorWith'}\n   */\n  toThrowErrorWith(expectedMessage: any): boolean;\n\n  /**\n   * Invert the matchers.\n   */\n  not: NgMatchers;\n}\n\nvar _global = <any>(typeof window === 'undefined' ? global : window);\n\n/**\n * Jasmine matching function with Angular matchers mixed in.\n *\n * ## Example\n *\n * {@example testing/ts/matchers.ts region='toHaveText'}\n */\nexport var expect: (actual: any) => NgMatchers = <any>_global.expect;\n\n\n// Some Map polyfills don't polyfill Map.toString correctly, which\n// gives us bad error messages in tests.\n// The only way to do this in Jasmine is to monkey patch a method\n// to the object :-(\nMap.prototype['jasmineToString'] = function() {\n  var m = this;\n  if (!m) {\n    return '' + m;\n  }\n  var res = [];\n  m.forEach((v, k) => { res.push(`${k}:${v}`); });\n  return `{ ${res.join(',')} }`;\n};\n\n_global.beforeEach(function() {\n  jasmine.addMatchers({\n    // Custom handler for Map as Jasmine does not support it yet\n    toEqual: function(util, customEqualityTesters) {\n      return {\n        compare: function(actual, expected) {\n          return {pass: util.equals(actual, expected, [compareMap])};\n        }\n      };\n\n      function compareMap(actual, expected) {\n        if (actual instanceof Map) {\n          var pass = actual.size === expected.size;\n          if (pass) {\n            actual.forEach((v, k) => { pass = pass && util.equals(v, expected.get(k)); });\n          }\n          return pass;\n        } else {\n          return undefined;\n        }\n      }\n    },\n\n    toBePromise: function() {\n      return {\n        compare: function(actual, expectedClass) {\n          var pass = typeof actual === 'object' && typeof actual.then === 'function';\n          return {pass: pass, get message() { return 'Expected ' + actual + ' to be a promise'; }};\n        }\n      };\n    },\n\n    toBeAnInstanceOf: function() {\n      return {\n        compare: function(actual, expectedClass) {\n          var pass = typeof actual === 'object' && actual instanceof expectedClass;\n          return {\n            pass: pass,\n            get message() {\n              return 'Expected ' + actual + ' to be an instance of ' + expectedClass;\n            }\n          };\n        }\n      };\n    },\n\n    toHaveText: function() {\n      return {\n        compare: function(actual, expectedText) {\n          var actualText = elementText(actual);\n          return {\n            pass: actualText == expectedText,\n            get message() { return 'Expected ' + actualText + ' to be equal to ' + expectedText; }\n          };\n        }\n      };\n    },\n\n    toHaveCssClass: function() {\n      return {compare: buildError(false), negativeCompare: buildError(true)};\n\n      function buildError(isNot) {\n        return function(actual, className) {\n          return {\n            pass: DOM.hasClass(actual, className) == !isNot,\n            get message() {\n              return `Expected ${actual.outerHTML} ${isNot ? 'not ' : ''}to contain the CSS class \"${className}\"`;\n            }\n          };\n        };\n      }\n    },\n\n    toHaveCssStyle: function() {\n      return {\n        compare: function(actual, styles) {\n          var allPassed;\n          if (isString(styles)) {\n            allPassed = DOM.hasStyle(actual, styles);\n          } else {\n            allPassed = !StringMapWrapper.isEmpty(styles);\n            StringMapWrapper.forEach(styles, (style, prop) => {\n              allPassed = allPassed && DOM.hasStyle(actual, prop, style);\n            });\n          }\n\n          return {\n            pass: allPassed,\n            get message() {\n              var expectedValueStr = isString(styles) ? styles : JSON.stringify(styles);\n              return `Expected ${actual.outerHTML} ${!allPassed ? ' ' : 'not '}to contain the\n                      CSS ${isString(styles) ? 'property' : 'styles'} \"${expectedValueStr}\"`;\n            }\n          };\n        }\n      };\n    },\n\n    toContainError: function() {\n      return {\n        compare: function(actual, expectedText) {\n          var errorMessage = actual.toString();\n          return {\n            pass: errorMessage.indexOf(expectedText) > -1,\n            get message() { return 'Expected ' + errorMessage + ' to contain ' + expectedText; }\n          };\n        }\n      };\n    },\n\n    toThrowErrorWith: function() {\n      return {\n        compare: function(actual, expectedText) {\n          try {\n            actual();\n            return {\n              pass: false,\n              get message() { return \"Was expected to throw, but did not throw\"; }\n            };\n          } catch (e) {\n            var errorMessage = e.toString();\n            return {\n              pass: errorMessage.indexOf(expectedText) > -1,\n              get message() { return 'Expected ' + errorMessage + ' to contain ' + expectedText; }\n            };\n          }\n        }\n      };\n    },\n\n    toImplement: function() {\n      return {\n        compare: function(actualObject, expectedInterface) {\n          var objProps = Object.keys(actualObject.constructor.prototype);\n          var intProps = Object.keys(expectedInterface.prototype);\n\n          var missedMethods = [];\n          intProps.forEach((k) => {\n            if (!actualObject.constructor.prototype[k]) missedMethods.push(k);\n          });\n\n          return {\n            pass: missedMethods.length == 0,\n            get message() {\n              return 'Expected ' + actualObject + ' to have the following methods: ' +\n                     missedMethods.join(\", \");\n            }\n          };\n        }\n      };\n    }\n  });\n});\n\nfunction elementText(n) {\n  var hasNodes = (n) => {\n    var children = DOM.childNodes(n);\n    return children && children.length > 0;\n  };\n\n  if (n instanceof Array) {\n    return n.map(elementText).join(\"\");\n  }\n\n  if (DOM.isCommentNode(n)) {\n    return '';\n  }\n\n  if (DOM.isElementNode(n) && DOM.tagName(n) == 'CONTENT') {\n    return elementText(Array.prototype.slice.apply(DOM.getDistributedNodes(n)));\n  }\n\n  if (DOM.hasShadowRoot(n)) {\n    return elementText(DOM.childNodesAsList(DOM.getShadowRoot(n)));\n  }\n\n  if (hasNodes(n)) {\n    return elementText(DOM.childNodesAsList(n));\n  }\n\n  return DOM.getText(n);\n}\n"]}