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feat(test): find testabilities across dart js applications 

Find angular testability objects across different dart js contexts by
registering each application in a global array and interrogating each
for testabilities.

Closes #3611
This commit is contained in:
Ted Sander 2015-08-11 16:09:16 -07:00 committed by Tobias Bosch
parent 64ebf278c0
commit 1d65b38b28
1 changed files with 37 additions and 19 deletions
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52
modules/angular2/src/core/testability/get_testability.dart
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@ -10,17 +10,8 @@ import 'dart:js' as js;
// Proxies a Dart function that accepts up to 10 parameters. // Proxies a Dart function that accepts up to 10 parameters.
js.JsFunction _jsFunction(Function fn) { js.JsFunction _jsFunction(Function fn) {
const Object X = __varargSentinel; const Object X = __varargSentinel;
return new js.JsFunction.withThis((thisArg, return new js.JsFunction.withThis((thisArg, [o1 = X, o2 = X, o3 = X, o4 = X,
[o1 = X, o5 = X, o6 = X, o7 = X, o8 = X, o9 = X, o10 = X]) {
o2 = X,
o3 = X,
o4 = X,
o5 = X,
o6 = X,
o7 = X,
o8 = X,
o9 = X,
o10 = X]) {
return __invokeFn(fn, o1, o2, o3, o4, o5, o6, o7, o8, o9, o10); return __invokeFn(fn, o1, o2, o3, o4, o5, o6, o7, o8, o9, o10);
}); });
} }
@ -91,19 +82,46 @@ class PublicTestability implements _JsObjectProxyable {
class GetTestability { class GetTestability {
static addToWindow(TestabilityRegistry registry) { static addToWindow(TestabilityRegistry registry) {
var jsRegistry = js.context['ngTestabilityRegistries'];
if (jsRegistry == null) {
js.context['ngTestabilityRegistries'] = jsRegistry = new js.JsArray();
js.context['getAngularTestability'] = _jsify((Element elem, js.context['getAngularTestability'] = _jsify((Element elem,
[bool findInAncestors = true]) { [bool findInAncestors = true]) {
Testability testability = registry.findTestabilityInTree(elem, findInAncestors); var registry = js.context['ngTestabilityRegistries'];
if (testability == null) { for (int i = 0; i < registry.length; i++) {
throw 'Could not find testability for element.'; var result = registry[i].callMethod(
'getAngularTestability', [elem, findInAncestors]);
if (result != null) return result;
} }
return _jsify(new PublicTestability(testability)); throw 'Could not find testability for element.';
}); });
js.context['getAllAngularTestabilities'] = _jsify(() { js.context['getAllAngularTestabilities'] = _jsify(() {
List<Testability> testabilities = registry.getAllTestabilities(); var registry = js.context['ngTestabilityRegistries'];
var publicTestabilities = testabilities var result = [];
for (int i = 0; i < registry.length; i++) {
var testabilities =
registry[i].callMethod('getAllAngularTestabilities');
if (testabilities != null) result.addAll(testabilities);
}
return _jsify(result);
});
}
jsRegistry.add(_createRegistry(registry));
}
static js.JsObject _createRegistry(TestabilityRegistry registry) {
var object = new js.JsObject(js.context['Object']);
object['getAngularTestability'] = _jsify((Element elem,
bool findInAncestors) {
var testability = registry.findTestabilityInTree(elem, findInAncestors);
return _jsify(new PublicTestability(testability));
});
object['getAllAngularTestabilities'] = _jsify(() {
var publicTestabilities = registry
.getAllTestabilities()
.map((testability) => new PublicTestability(testability)); .map((testability) => new PublicTestability(testability));
return _jsify(publicTestabilities); return _jsify(publicTestabilities);
}); });
return object;
} }
} }