angular2
Version:
Angular 2 - a web framework for modern web apps
211 lines • 27.8 kB
JavaScript
import { StringMapWrapper } from 'angular2/src/facade/collection';
import { global, isFunction, Math } from 'angular2/src/facade/lang';
import { provide } from 'angular2/core';
import { getTestInjector, FunctionWithParamTokens } from './test_injector';
import { browserDetection } from './utils';
export { inject } from './test_injector';
export { expect } from './matchers';
export var proxy = (t) => t;
var _global = (typeof window === 'undefined' ? global : window);
export var afterEach = _global.afterEach;
/**
* Injectable completer that allows signaling completion of an asynchronous test. Used internally.
*/
export class AsyncTestCompleter {
constructor(_done) {
this._done = _done;
}
done() { this._done(); }
}
var jsmBeforeEach = _global.beforeEach;
var jsmDescribe = _global.describe;
var jsmDDescribe = _global.fdescribe;
var jsmXDescribe = _global.xdescribe;
var jsmIt = _global.it;
var jsmIIt = _global.fit;
var jsmXIt = _global.xit;
var runnerStack = [];
var inIt = false;
jasmine.DEFAULT_TIMEOUT_INTERVAL = 500;
var globalTimeOut = browserDetection.isSlow ? 3000 : jasmine.DEFAULT_TIMEOUT_INTERVAL;
var testInjector = getTestInjector();
/**
* Mechanism to run `beforeEach()` functions of Angular tests.
*
* Note: Jasmine own `beforeEach` is used by this library to handle DI providers.
*/
class BeforeEachRunner {
constructor(_parent) {
this._parent = _parent;
this._fns = [];
}
beforeEach(fn) { this._fns.push(fn); }
run() {
if (this._parent)
this._parent.run();
this._fns.forEach((fn) => {
return isFunction(fn) ? fn() :
(testInjector.execute(fn));
});
}
}
// Reset the test providers before each test
jsmBeforeEach(() => { testInjector.reset(); });
function _describe(jsmFn, ...args) {
var parentRunner = runnerStack.length === 0 ? null : runnerStack[runnerStack.length - 1];
var runner = new BeforeEachRunner(parentRunner);
runnerStack.push(runner);
var suite = jsmFn(...args);
runnerStack.pop();
return suite;
}
export function describe(...args) {
return _describe(jsmDescribe, ...args);
}
export function ddescribe(...args) {
return _describe(jsmDDescribe, ...args);
}
export function xdescribe(...args) {
return _describe(jsmXDescribe, ...args);
}
export function beforeEach(fn) {
if (runnerStack.length > 0) {
// Inside a describe block, beforeEach() uses a BeforeEachRunner
runnerStack[runnerStack.length - 1].beforeEach(fn);
}
else {
// Top level beforeEach() are delegated to jasmine
jsmBeforeEach(fn);
}
}
/**
* Allows overriding default providers defined in test_injector.js.
*
* The given function must return a list of DI providers.
*
* Example:
*
* beforeEachProviders(() => [
* provide(Compiler, {useClass: MockCompiler}),
* provide(SomeToken, {useValue: myValue}),
* ]);
*/
export function beforeEachProviders(fn) {
jsmBeforeEach(() => {
var providers = fn();
if (!providers)
return;
testInjector.addProviders(providers);
});
}
/**
* @deprecated
*/
export function beforeEachBindings(fn) {
beforeEachProviders(fn);
}
function _it(jsmFn, name, testFn, testTimeOut) {
var runner = runnerStack[runnerStack.length - 1];
var timeOut = Math.max(globalTimeOut, testTimeOut);
if (testFn instanceof FunctionWithParamTokens) {
// The test case uses inject(). ie `it('test', inject([AsyncTestCompleter], (async) => { ...
// }));`
if (testFn.hasToken(AsyncTestCompleter)) {
jsmFn(name, (done) => {
var completerProvider = provide(AsyncTestCompleter, {
useFactory: () => {
// Mark the test as async when an AsyncTestCompleter is injected in an it()
if (!inIt)
throw new Error('AsyncTestCompleter can only be injected in an "it()"');
return new AsyncTestCompleter(done);
}
});
testInjector.addProviders([completerProvider]);
runner.run();
inIt = true;
testInjector.execute(testFn);
inIt = false;
}, timeOut);
}
else {
jsmFn(name, () => {
runner.run();
testInjector.execute(testFn);
}, timeOut);
}
}
else {
// The test case doesn't use inject(). ie `it('test', (done) => { ... }));`
if (testFn.length === 0) {
jsmFn(name, () => {
runner.run();
testFn();
}, timeOut);
}
else {
jsmFn(name, (done) => {
runner.run();
testFn(done);
}, timeOut);
}
}
}
export function it(name, fn, timeOut = null) {
return _it(jsmIt, name, fn, timeOut);
}
export function xit(name, fn, timeOut = null) {
return _it(jsmXIt, name, fn, timeOut);
}
export function iit(name, fn, timeOut = null) {
return _it(jsmIIt, name, fn, timeOut);
}
export class SpyObject {
constructor(type = null) {
if (type) {
for (var prop in type.prototype) {
var m = null;
try {
m = type.prototype[prop];
}
catch (e) {
}
if (typeof m === 'function') {
this.spy(prop);
}
}
}
}
// Noop so that SpyObject has the same interface as in Dart
noSuchMethod(args) { }
spy(name) {
if (!this[name]) {
this[name] = this._createGuinnessCompatibleSpy(name);
}
return this[name];
}
prop(name, value) { this[name] = value; }
static stub(object = null, config = null, overrides = null) {
if (!(object instanceof SpyObject)) {
overrides = config;
config = object;
object = new SpyObject();
}
var m = StringMapWrapper.merge(config, overrides);
StringMapWrapper.forEach(m, (value, key) => { object.spy(key).andReturn(value); });
return object;
}
/** @internal */
_createGuinnessCompatibleSpy(name) {
var newSpy = jasmine.createSpy(name);
newSpy.andCallFake = newSpy.and.callFake;
newSpy.andReturn = newSpy.and.returnValue;
newSpy.reset = newSpy.calls.reset;
// revisit return null here (previously needed for rtts_assert).
newSpy.and.returnValue(null);
return newSpy;
}
}
export function isInInnerZone() {
return global.zone._innerZone === true;
}
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{DOM} from 'angular2/src/platform/dom/dom_adapter';\nimport {StringMapWrapper} from 'angular2/src/facade/collection';\nimport {global, isFunction, Math} from 'angular2/src/facade/lang';\nimport {NgZoneZone} from 'angular2/src/core/zone/ng_zone';\n\nimport {provide} from 'angular2/core';\n\nimport {TestInjector, getTestInjector, FunctionWithParamTokens, inject} from './test_injector';\nimport {browserDetection} from './utils';\n\nexport {inject} from './test_injector';\n\nexport {expect, NgMatchers} from './matchers';\n\nexport var proxy: ClassDecorator = (t) => t;\n\nvar _global = <any>(typeof window === 'undefined' ? global : window);\n\nexport var afterEach: Function = _global.afterEach;\n\nexport type SyncTestFn = () => void;\ntype AsyncTestFn = (done: () => void) => void;\ntype AnyTestFn = SyncTestFn | AsyncTestFn;\n\n/**\n * Injectable completer that allows signaling completion of an asynchronous test. Used internally.\n */\nexport class AsyncTestCompleter {\n  constructor(private _done: Function) {}\n\n  done(): void { this._done(); }\n}\n\nvar jsmBeforeEach = _global.beforeEach;\nvar jsmDescribe = _global.describe;\nvar jsmDDescribe = _global.fdescribe;\nvar jsmXDescribe = _global.xdescribe;\nvar jsmIt = _global.it;\nvar jsmIIt = _global.fit;\nvar jsmXIt = _global.xit;\n\nvar runnerStack = [];\nvar inIt = false;\njasmine.DEFAULT_TIMEOUT_INTERVAL = 500;\nvar globalTimeOut = browserDetection.isSlow ? 3000 : jasmine.DEFAULT_TIMEOUT_INTERVAL;\n\nvar testInjector = getTestInjector();\n\n/**\n * Mechanism to run `beforeEach()` functions of Angular tests.\n *\n * Note: Jasmine own `beforeEach` is used by this library to handle DI providers.\n */\nclass BeforeEachRunner {\n  private _fns: Array<FunctionWithParamTokens | SyncTestFn> = [];\n\n  constructor(private _parent: BeforeEachRunner) {}\n\n  beforeEach(fn: FunctionWithParamTokens | SyncTestFn): void { this._fns.push(fn); }\n\n  run(): void {\n    if (this._parent) this._parent.run();\n    this._fns.forEach((fn) => {\n      return isFunction(fn) ? (<SyncTestFn>fn)() :\n                              (testInjector.execute(<FunctionWithParamTokens>fn));\n    });\n  }\n}\n\n// Reset the test providers before each test\njsmBeforeEach(() => { testInjector.reset(); });\n\nfunction _describe(jsmFn, ...args) {\n  var parentRunner = runnerStack.length === 0 ? null : runnerStack[runnerStack.length - 1];\n  var runner = new BeforeEachRunner(parentRunner);\n  runnerStack.push(runner);\n  var suite = jsmFn(...args);\n  runnerStack.pop();\n  return suite;\n}\n\nexport function describe(...args): void {\n  return _describe(jsmDescribe, ...args);\n}\n\nexport function ddescribe(...args): void {\n  return _describe(jsmDDescribe, ...args);\n}\n\nexport function xdescribe(...args): void {\n  return _describe(jsmXDescribe, ...args);\n}\n\nexport function beforeEach(fn: FunctionWithParamTokens | SyncTestFn): void {\n  if (runnerStack.length > 0) {\n    // Inside a describe block, beforeEach() uses a BeforeEachRunner\n    runnerStack[runnerStack.length - 1].beforeEach(fn);\n  } else {\n    // Top level beforeEach() are delegated to jasmine\n    jsmBeforeEach(<SyncTestFn>fn);\n  }\n}\n\n/**\n * Allows overriding default providers defined in test_injector.js.\n *\n * The given function must return a list of DI providers.\n *\n * Example:\n *\n *   beforeEachProviders(() => [\n *     provide(Compiler, {useClass: MockCompiler}),\n *     provide(SomeToken, {useValue: myValue}),\n *   ]);\n */\nexport function beforeEachProviders(fn): void {\n  jsmBeforeEach(() => {\n    var providers = fn();\n    if (!providers) return;\n    testInjector.addProviders(providers);\n  });\n}\n\n/**\n * @deprecated\n */\nexport function beforeEachBindings(fn): void {\n  beforeEachProviders(fn);\n}\n\nfunction _it(jsmFn: Function, name: string, testFn: FunctionWithParamTokens | AnyTestFn,\n             testTimeOut: number): void {\n  var runner = runnerStack[runnerStack.length - 1];\n  var timeOut = Math.max(globalTimeOut, testTimeOut);\n\n  if (testFn instanceof FunctionWithParamTokens) {\n    // The test case uses inject(). ie `it('test', inject([AsyncTestCompleter], (async) => { ...\n    // }));`\n\n    if (testFn.hasToken(AsyncTestCompleter)) {\n      jsmFn(name, (done) => {\n        var completerProvider = provide(AsyncTestCompleter, {\n          useFactory: () => {\n            // Mark the test as async when an AsyncTestCompleter is injected in an it()\n            if (!inIt) throw new Error('AsyncTestCompleter can only be injected in an \"it()\"');\n            return new AsyncTestCompleter(done);\n          }\n        });\n\n        testInjector.addProviders([completerProvider]);\n        runner.run();\n\n        inIt = true;\n        testInjector.execute(testFn);\n        inIt = false;\n      }, timeOut);\n    } else {\n      jsmFn(name, () => {\n        runner.run();\n        testInjector.execute(testFn);\n      }, timeOut);\n    }\n\n  } else {\n    // The test case doesn't use inject(). ie `it('test', (done) => { ... }));`\n\n    if ((<any>testFn).length === 0) {\n      jsmFn(name, () => {\n        runner.run();\n        (<SyncTestFn>testFn)();\n      }, timeOut);\n    } else {\n      jsmFn(name, (done) => {\n        runner.run();\n        (<AsyncTestFn>testFn)(done);\n      }, timeOut);\n    }\n  }\n}\n\nexport function it(name, fn, timeOut = null): void {\n  return _it(jsmIt, name, fn, timeOut);\n}\n\nexport function xit(name, fn, timeOut = null): void {\n  return _it(jsmXIt, name, fn, timeOut);\n}\n\nexport function iit(name, fn, timeOut = null): void {\n  return _it(jsmIIt, name, fn, timeOut);\n}\n\n\nexport interface GuinessCompatibleSpy extends jasmine.Spy {\n  /** By chaining the spy with and.returnValue, all calls to the function will return a specific\n   * value. */\n  andReturn(val: any): void;\n  /** By chaining the spy with and.callFake, all calls to the spy will delegate to the supplied\n   * function. */\n  andCallFake(fn: Function): GuinessCompatibleSpy;\n  /** removes all recorded calls */\n  reset();\n}\n\nexport class SpyObject {\n  constructor(type = null) {\n    if (type) {\n      for (var prop in type.prototype) {\n        var m = null;\n        try {\n          m = type.prototype[prop];\n        } catch (e) {\n          // As we are creating spys for abstract classes,\n          // these classes might have getters that throw when they are accessed.\n          // As we are only auto creating spys for methods, this\n          // should not matter.\n        }\n        if (typeof m === 'function') {\n          this.spy(prop);\n        }\n      }\n    }\n  }\n  // Noop so that SpyObject has the same interface as in Dart\n  noSuchMethod(args) {}\n\n  spy(name) {\n    if (!this[name]) {\n      this[name] = this._createGuinnessCompatibleSpy(name);\n    }\n    return this[name];\n  }\n\n  prop(name, value) { this[name] = value; }\n\n  static stub(object = null, config = null, overrides = null) {\n    if (!(object instanceof SpyObject)) {\n      overrides = config;\n      config = object;\n      object = new SpyObject();\n    }\n\n    var m = StringMapWrapper.merge(config, overrides);\n    StringMapWrapper.forEach(m, (value, key) => { object.spy(key).andReturn(value); });\n    return object;\n  }\n\n  /** @internal */\n  _createGuinnessCompatibleSpy(name): GuinessCompatibleSpy {\n    var newSpy: GuinessCompatibleSpy = <any>jasmine.createSpy(name);\n    newSpy.andCallFake = <any>newSpy.and.callFake;\n    newSpy.andReturn = <any>newSpy.and.returnValue;\n    newSpy.reset = <any>newSpy.calls.reset;\n    // revisit return null here (previously needed for rtts_assert).\n    newSpy.and.returnValue(null);\n    return newSpy;\n  }\n}\n\nexport function isInInnerZone(): boolean {\n  return (<NgZoneZone>global.zone)._innerZone === true;\n}\n"]}