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Fixed Issue #929.

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This commit is contained in:
Rossen Hristov
2015-10-13 15:13:38 +03:00
parent e64fa80b56
commit d868642208
2 changed files with 58 additions and 18 deletions
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45
apps/tests/observable-tests.ts
View File

@@ -379,7 +379,7 @@ export var test_Observable_WhenCreatedWithJSON_PropertyChangedWithBracketsNotati
TKUnit.assert(receivedCount === 1, "PropertyChanged event not raised properly.");
}
export function test_AddingTwoEventHandlersAndRemovingWithinHandlerShouldRaiseAllEvents() {
export var test_AddingTwoEventHandlersAndRemovingWithinHandlerShouldRaiseAllEvents = function() {
var observableInstance = new observable.Observable();
var firstHandlerCalled = false;
var secondHandlerCalled= false;
@@ -406,7 +406,7 @@ export function test_AddingTwoEventHandlersAndRemovingWithinHandlerShouldRaiseAl
TKUnit.assertEqual(secondHandlerCalled, true);
}
export function test_Observable_shouldDistinguishSeparateObjects() {
export var test_ObservableCreatedWithJSON_shouldDistinguishSeparateObjects = function () {
var obj1 = {val: 1};
var obj2 = {val: 2};
var observable1 = new observable.Observable(obj1);
@@ -416,25 +416,66 @@ export function test_Observable_shouldDistinguishSeparateObjects() {
var val2 = observable2.get("val");
TKUnit.assert(val1 === 1 && val2 === 2, `Observable should keep separate objects separate! val1: ${val1}; val2: ${val2};`);
var propName1;
var newValue1;
observable1.on(observable.Observable.propertyChangeEvent, (data: observable.PropertyChangeData) => {
propName1 = data.propertyName;
newValue1 = data.value;
});
var propName2;
var newValue2;
observable2.on(observable.Observable.propertyChangeEvent, (data: observable.PropertyChangeData) => {
propName2 = data.propertyName;
newValue2 = data.value;
});
observable1.set("val", 10);
TKUnit.wait(0.1);
TKUnit.assert(propName1 === "val", "propName1 should be 'val'");
TKUnit.assert(newValue1 === 10, "newValue1 should be 10");
observable2.set("val", 20);
TKUnit.wait(0.1);
TKUnit.assert(propName2 === "val", "propName2 should be 'val'");
TKUnit.assert(newValue2 === 20, "newValue2 should be 20");
val1 = observable1.get("val");
val2 = observable2.get("val");
TKUnit.assert(val1 === 10 && val2 === 20, `Observable should keep separate objects separate! val1: ${val1}; val2: ${val2};`);
};
export var test_ObservablesCreatedWithJSON_shouldNotInterfereWithOneAnother = function () {
var observable1 = new observable.Observable({ property1: 1 });
var observable2 = new observable.Observable({ property2: 2 });
TKUnit.assert(observable1.get("property1") === 1, `Expected: 1; Actual: ${observable1.get("property1")}`);
TKUnit.assert(observable1.get("property2") === undefined, `Expected: undefined; Actual: ${observable1.get("property2") }`);
TKUnit.assert(observable2.get("property1") === undefined, `Expected: undefined; Actual: ${observable2.get("property1") }`);
TKUnit.assert(observable2.get("property2") === 2, `Expected: 2; Actual: ${observable2.get("property2") }`);
var propName1;
var newValue1;
observable1.on(observable.Observable.propertyChangeEvent, (data: observable.PropertyChangeData) => {
propName1 = data.propertyName;
newValue1 = data.value;
});
var propName2;
var newValue2;
observable2.on(observable.Observable.propertyChangeEvent, (data: observable.PropertyChangeData) => {
propName2 = data.propertyName;
newValue2 = data.value;
});
observable1.set("property1", 10);
TKUnit.wait(0.1);
TKUnit.assert(propName1 === "property1", "propName1 should be 'property1'");
TKUnit.assert(newValue1 === 10, "newValue1 should be 10");
observable2.set("property2", 20);
TKUnit.wait(0.1);
TKUnit.assert(propName2 === "property2", "propName2 should be 'property2'");
TKUnit.assert(newValue2 === 20, "newValue2 should be 20");
};

31
data/observable/observable.ts
View File

@@ -15,30 +15,29 @@ export class Observable implements definition.Observable {
constructor(json?: any) {
if (json) {
this._map = new Map<string, Object>();
var definePropertyFunc = function definePropertyFunc(propertyName) {
Object.defineProperty(Observable.prototype, propertyName, {
get: function () {
return this._map.get(propertyName);
},
set: function (value) {
this._map.set(propertyName, value);
this.notify(this._createPropertyChangeData(propertyName, value));
},
enumerable: true,
configurable: true
});
};
for (var prop in json) {
if (json.hasOwnProperty(prop)) {
definePropertyFunc(prop);
this._defineNewProperty(prop);
this.set(prop, json[prop]);
}
}
}
}
private _defineNewProperty(propertyName: string): void {
Object.defineProperty(this, propertyName, {
get: function () {
return this._map.get(propertyName);
},
set: function (value) {
this._map.set(propertyName, value);
this.notify(this._createPropertyChangeData(propertyName, value));
},
enumerable: true,
configurable: true
});
}
get typeName(): string {
return types.getClass(this);
}