public async Task ReactInstance_Initialize_Dispose()
{
var mre = new ManualResetEvent(false);
var module = new TestNativeModule
{
OnInitialized = () => mre.Set(),
};
var reactContext = new ReactContext();
var registry = new NativeModuleRegistry.Builder(reactContext)
.Add(module)
.Build();
var executor = new MockJavaScriptExecutor
{
OnCallFunctionReturnFlushedQueue = (_, __, ___) => JValue.CreateNull(),
OnFlushQueue = () => JValue.CreateNull(),
OnInvokeCallbackAndReturnFlushedQueue = (_, __) => JValue.CreateNull()
};
var builder = new ReactInstance.Builder()
{
QueueConfiguration = TestReactQueueConfiguration.Create(_ => { }),
Registry = registry,
JavaScriptExecutorFactory = () => executor,
BundleLoader = JavaScriptBundleLoader.CreateFileLoader("ms-appx:///Resources/test.js"),
};
var instance = await DispatcherHelpers.CallOnDispatcherAsync(() => builder.Build());
reactContext.InitializeWithInstance(instance);
await DispatcherHelpers.CallOnDispatcherAsync(async() => await instance.InitializeAsync());
var caught = false;
await DispatcherHelpers.CallOnDispatcherAsync(async() =>
{
try
{
await instance.InitializeAsync();
}
catch (InvalidOperationException)
{
caught = true;
}
});
Assert.IsTrue(caught);
mre.WaitOne();
Assert.AreEqual(1, module.InitializeCalls);
await DispatcherHelpers.CallOnDispatcherAsync(instance.DisposeAsync);
Assert.AreEqual(1, module.OnReactInstanceDisposeCalls);
// Dispose is idempotent
await DispatcherHelpers.CallOnDispatcherAsync(instance.DisposeAsync);
Assert.AreEqual(1, module.OnReactInstanceDisposeCalls);
Assert.IsTrue(instance.IsDisposed);
}
private static ReactInstance CreateReactInstance(ReactContext reactContext, IJavaScriptExecutor executor)
{
var registry = new NativeModuleRegistry.Builder(reactContext).Build();
var instance = new ReactInstance.Builder
{
QueueConfiguration = TestReactQueueConfiguration.Create(ex => Assert.Fail(ex.ToString())),
BundleLoader = JavaScriptBundleLoader.CreateFileLoader("ms-appx:///Resources/test.js"),
Registry = registry,
JavaScriptExecutorFactory = () => executor,
}.Build();
return(instance);
}
public async Task ReactInstance_ExceptionHandled_DoesNotDispose()
{
var eventHandler = new AutoResetEvent(false);
var module = new OnDisposeNativeModule(() => eventHandler.Set());
var registry = new NativeModuleRegistry.Builder(new ReactContext())
.Add(module)
.Build();
var executor = new MockJavaScriptExecutor
{
OnCallFunctionReturnFlushedQueue = (_, __, ___) => JValue.CreateNull(),
OnFlushQueue = () => JValue.CreateNull(),
OnInvokeCallbackAndReturnFlushedQueue = (_, __) => JValue.CreateNull()
};
var exception = new Exception();
var tcs = new TaskCompletionSource <Exception>();
var handler = new Action <Exception>(ex =>
{
Task.Run(() => tcs.SetResult(ex));
});
var builder = new ReactInstance.Builder()
{
QueueConfiguration = TestReactQueueConfiguration.Create(handler),
Registry = registry,
JavaScriptExecutorFactory = () => executor,
BundleLoader = JavaScriptBundleLoader.CreateFileLoader("ms-appx:///Resources/test.js"),
};
var instance = await DispatcherHelpers.CallOnDispatcherAsync(() => builder.Build());
instance.QueueConfiguration.JavaScriptQueue.Dispatch(() =>
{
throw exception;
});
var actualException = await tcs.Task;
Assert.AreSame(exception, actualException);
Assert.IsFalse(eventHandler.WaitOne(500));
Assert.IsFalse(instance.IsDisposed);
}
public async Task ReactInstance_GetModules()
{
var module = new TestNativeModule();
var reactContext = new ReactContext();
var registry = new NativeModuleRegistry.Builder(reactContext)
.Add(module)
.Build();
var executor = new MockJavaScriptExecutor
{
OnCallFunctionReturnFlushedQueue = (_, __, ___) => JValue.CreateNull(),
OnFlushQueue = () => JValue.CreateNull(),
OnInvokeCallbackAndReturnFlushedQueue = (_, __) => JValue.CreateNull()
};
var builder = new ReactInstance.Builder()
{
QueueConfiguration = TestReactQueueConfiguration.Create(_ => { }),
Registry = registry,
JavaScriptExecutorFactory = () => executor,
BundleLoader = JavaScriptBundleLoader.CreateFileLoader("ms-appx:///Resources/test.js"),
};
var instance = await DispatcherHelpers.CallOnDispatcherAsync(() => builder.Build());
reactContext.InitializeWithInstance(instance);
var actualModule = instance.GetNativeModule <TestNativeModule>();
Assert.AreSame(module, actualModule);
var firstJSModule = instance.GetJavaScriptModule <TestJavaScriptModule>();
var secondJSModule = instance.GetJavaScriptModule <TestJavaScriptModule>();
Assert.AreSame(firstJSModule, secondJSModule);
await DispatcherHelpers.CallOnDispatcherAsync(instance.DisposeAsync);
}
