public async Task TwoWay_Cache_Value_From_Javascript()
{
var stringValue = "batman";
var dataContext = new VmWithTwoStrings(null, null);
var test = new TestInContextAsync <BindingInContext>()
{
Bind = (win) => BindInContext(win, dataContext, JavascriptBindingMode.TwoWay),
Test = async(context) =>
{
var root = context.Binding.JsRootObject;
var stringFormJs = Factory.CreateString(stringValue);
await SetAttributeAsync(root, nameof(dataContext.String2), stringFormJs);
var cache = context.Cache;
await DoSafeAsyncUI(() =>
{
dataContext.String2.Should().Be(stringValue);
cache.GetCached(stringValue).Should().NotBeNull();
});
await DoSafeAsyncUI(() => dataContext.String1 = stringValue);
var string1Value = GetAttribute(root, nameof(dataContext.String1));
string1Value.GetStringValue().Should().Be(stringValue);
}
};
await RunAsync(test);
}
public async Task TwoWay_Is_Garbage_Collecting_String()
{
var stringValue = "batman";
var stringValue2 = "robin";
var root = new VmWithTwoStrings(stringValue, null);
Task CacheShouldHaveOnlyString1(ICSharpToJsCache cSharpToJsCache) =>
DoSafeAsyncUI(() =>
{
cSharpToJsCache.GetCached(stringValue).Should().NotBeNull();
cSharpToJsCache.GetCached(stringValue2).Should().BeNull();
});
Task CacheShouldHaveNoString(ICSharpToJsCache cSharpToJsCache) =>
DoSafeAsyncUI(() =>
{
cSharpToJsCache.GetCached(stringValue).Should().BeNull();
cSharpToJsCache.GetCached(stringValue2).Should().BeNull();
});
Task CacheShouldHaveBothString(ICSharpToJsCache cSharpToJsCache) =>
DoSafeAsyncUI(() =>
{
cSharpToJsCache.GetCached(stringValue).Should().NotBeNull();
cSharpToJsCache.GetCached(stringValue2).Should().NotBeNull();
});
async Task UpdateRoot(Action <VmWithTwoStrings> update) => await DoSafeAsyncUI(() => update(root));
var test = new TestInContextAsync <BindingInContext>()
{
Bind = (win) => BindInContext(win, root, JavascriptBindingMode.TwoWay),
Test = async(context) =>
{
var cache = context.Cache;
await CacheShouldHaveOnlyString1(cache);
await UpdateRoot((vm) =>
{
vm.String2 = stringValue2;
});
await CacheShouldHaveBothString(cache);
await UpdateRoot((vm) =>
{
vm.String2 = null;
});
await CacheShouldHaveOnlyString1(cache);
await UpdateRoot((vm) =>
{
vm.String2 = stringValue;
});
await CacheShouldHaveOnlyString1(cache);
await UpdateRoot((vm) =>
{
vm.String1 = null;
});
await CacheShouldHaveOnlyString1(cache);
await UpdateRoot((vm) =>
{
vm.String2 = null;
});
await CacheShouldHaveNoString(cache);
}
};
await RunAsync(test);
}
