aspnetcore/src/Components/test/testassets/BasicTestApp/Index.razor

@using Microsoft.AspNetCore.Components.Rendering
@using System.Web
@inject NavigationManager NavigationManager
<div id="test-selector">
    Select test:
    <select id="test-selector-select" @bind=SelectedComponentTypeName>
        <option value="none">Choose...</option>
        <option value="BasicTestApp.AddRemoveChildComponents">Add/remove child components</option>
        <option value="BasicTestApp.AfterRenderInteropComponent">After-render interop component</option>
        <option value="BasicTestApp.AsyncEventHandlerComponent">Async event handlers</option>
        <option value="BasicTestApp.AuthTest.AuthRouter">Auth cases</option>
        <option value="BasicTestApp.AuthTest.CascadingAuthenticationStateParent">Cascading authentication state</option>
        <option value="BasicTestApp.BindCasesComponent">bind cases</option>
        <option value="BasicTestApp.CascadingValueTest.CascadingValueSupplier">Cascading values</option>
        <option value="@GetTestServerProjectComponent("Components.TestServer.CircuitContextComponent")">Circuit context</option>
        <option value="BasicTestApp.ComponentRefComponent">Component ref component</option>
        <option value="BasicTestApp.ConcurrentRenderParent">Concurrent rendering</option>
        <option value="BasicTestApp.ConfigurationComponent">Configuration</option>
        <option value="BasicTestApp.ConfigureRuntime">Configure runtime</option>
        <option value="BasicTestApp.ContentEditable">Content-editable</option>
        <option value="BasicTestApp.CounterComponent">Counter</option>
        <option value="BasicTestApp.CounterComponentUsingChild">Counter using child component</option>
        <option value="BasicTestApp.CounterComponentWrapper">Counter wrapped in parent</option>
        <option value="BasicTestApp.CulturePicker">Culture Picker</option>
        <option value="BasicTestApp.CustomElementsComponent">Custom elements</option>
        <option value="BasicTestApp.DataDashComponent">data-* attribute rendering</option>
        <option value="BasicTestApp.DispatchingComponent">Dispatching to sync context</option>
        <option value="BasicTestApp.DuplicateAttributesComponent">Duplicate attributes</option>
        <option value="BasicTestApp.DynamicComponentRendering">DynamicComponent rendering</option>
        <option value="BasicTestApp.ElementFocusComponent">Element focus component</option>
        <option value="BasicTestApp.ElementRefComponent">Element ref component</option>
        <option value="BasicTestApp.ErrorComponent">Error throwing</option>
        <option value="BasicTestApp.ErrorBoundaryTest.ErrorBoundaryContainer">Error boundary cases</option>
        <option value="BasicTestApp.EventBubblingComponent">Event bubbling</option>
        <option value="BasicTestApp.EventCallbackTest.EventCallbackCases">EventCallback</option>
        <option value="BasicTestApp.EventCustomArgsComponent">Event custom arguments</option>
        <option value="BasicTestApp.EventDisablingComponent">Event disabling</option>
        <option value="BasicTestApp.EventDuringBatchRendering">Event during batch rendering</option>
        <option value="BasicTestApp.EventPreventDefaultComponent">Event preventDefault</option>
        <option value="BasicTestApp.ExternalContentPackage">External content package</option>
        <option value="BasicTestApp.FocusEventComponent">Focus events</option>
        <option value="BasicTestApp.FormsTest.InputFocusComponent">Input Focus</option>
        <option value="BasicTestApp.FormsTest.NotifyPropertyChangedValidationComponent">INotifyPropertyChanged validation</option>
        <option value="BasicTestApp.FormsTest.SimpleValidationComponent">Simple validation</option>
        <option value="BasicTestApp.FormsTest.SimpleValidationComponentUsingExperimentalValidator">Simple validation using experimental validator</option>
        <option value="BasicTestApp.FormsTest.ModelLevelValidationComponent">Model-level validation</option>
        <option value="BasicTestApp.FormsTest.TypicalValidationComponent">Typical validation</option>
        <option value="BasicTestApp.FormsTest.TypicalValidationComponentUsingExperimentalValidator">Typical validation using experimental validator</option>
        <option value="BasicTestApp.FormsTest.ValidationComponentDI">Validation with Dependency Injection</option>
        <option value="BasicTestApp.FormsTest.InputFileComponent">Input file</option>
        <option value="BasicTestApp.FormsTest.InputRangeComponent">Input range</option>
        <option value="BasicTestApp.FormsTest.InputsWithoutEditForm">Inputs without EditForm</option>
        <option value="BasicTestApp.FormsTest.InputsWithMutatingSetters">Inputs with mutating setters</option>
        <option value="BasicTestApp.FormsTest.InputRadioParentImplementsIHandleEvent">Input Radio Parent Implements IHandleEvent</option>
        <option value="BasicTestApp.NavigateOnSubmit">Navigate to submit</option>
        <option value="BasicTestApp.GlobalizationBindCases">Globalization Bind Cases</option>
        <option value="BasicTestApp.GracefulTermination">Graceful Termination</option>
        <option value="BasicTestApp.HeadModification">Head Modification</option>
        <option value="BasicTestApp.HierarchicalImportsTest.Subdir.ComponentUsingImports">Imports statement</option>
        <option value="BasicTestApp.HostRenderMode">Host render mode</option>
        <option value="BasicTestApp.HtmlBlockChildContent">ChildContent HTML Block</option>
        <option value="BasicTestApp.HtmlEncodedChildContent">ChildContent HTML Encoded Block</option>
        <option value="BasicTestApp.HtmlMixedChildContent">ChildContent Mixed Block</option>
        <option value="BasicTestApp.HttpClientTest.BinaryHttpRequestsComponent">Binary HttpClient tester</option>
        <option value="BasicTestApp.HttpClientTest.CookieCounterComponent">HttpClient cookies</option>
        <option value="BasicTestApp.HttpClientTest.HttpRequestsComponent">HttpClient tester</option>
        <option value="BasicTestApp.InputEventComponent">Input events</option>
        <option value="BasicTestApp.InteropComponent">Interop component</option>
        <option value="BasicTestApp.InteropOnInitializationComponent">Interop on initialization</option>
        <option value="BasicTestApp.JavaScriptRootComponents">JavaScript root components</option>
        <option value="BasicTestApp.JsonSerializationCases">JSON serialization</option>
        <option value="BasicTestApp.KeyCasesComponent">Key cases</option>
        <option value="BasicTestApp.KeyPressEventComponent">Key press event</option>
        <option value="BasicTestApp.LaggyTypingComponent">Laggy typing</option>
        <option value="BasicTestApp.LimitCounterComponent">Limit counter component</option>
        <option value="BasicTestApp.LocalizedText">Localized Text</option>
        <option value="BasicTestApp.LogicalElementInsertionCases">Logical element insertion cases</option>
        <option value="BasicTestApp.LoggingComponent">Logging</option>
        <option value="BasicTestApp.LongRunningInterop">Long running interop</option>
        <option value="BasicTestApp.MarkupBlockComponent">Markup blocks</option>
        <option value="BasicTestApp.MouseEventComponent">Mouse events</option>
        <option value="BasicTestApp.MovingCheckboxesComponent">Moving checkboxes diff case</option>
        <option value="BasicTestApp.MultipleChildContent">Multiple child content</option>
        <option value="BasicTestApp.NavigationFailureComponent">Navigation failure</option>
        <option value="BasicTestApp.ParentChildComponent">Parent component with child</option>
        <option value="BasicTestApp.PropertiesChangedHandlerParent">Parent component that changes parameters on child</option>
        <option value="BasicTestApp.PropertyInjection.PropertyInjectionComponent">Property injection</option>
        <option value="@GetTestServerProjectComponent("Components.TestServer.ProtectedBrowserStorageUsageComponent")">Protected browser storage usage</option>
        <option value="@GetTestServerProjectComponent("Components.TestServer.ProtectedBrowserStorageInjectionComponent")">Protected browser storage injection</option>
        <option value="BasicTestApp.QuickGridTest.SampleQuickGridComponent">QuickGrid Example</option>
        <option value="BasicTestApp.RazorTemplates">Razor Templates</option>
        <option value="BasicTestApp.Reconnection.ReconnectionComponent">Reconnection server-side blazor</option>
        <option value="BasicTestApp.RedTextComponent">Red text</option>
        <option value="BasicTestApp.ReliabilityComponent">Server reliability component</option>
        <option value="BasicTestApp.RenderFragmentToggler">Render fragment renderer</option>
        <option value="BasicTestApp.RenderAttributesBeforeConnectedCallback">Render attributes before ConnectedCallback</option>
        <option value="BasicTestApp.ReorderingFocusComponent">Reordering focus retention</option>
        <option value="BasicTestApp.RouterTest.NavigationManagerComponent">NavigationManager Test</option>
        <option value="BasicTestApp.RouterTest.TestRouter">Router</option>
        <option value="BasicTestApp.RouterTest.TestRouterWithOnNavigate">Router with OnNavigate</option>
        <option value="BasicTestApp.RouterTest.TestRouterWithLazyAssembly">Router with dynamic assembly</option>
        <option value="BasicTestApp.RouterTest.TestRouterWithAdditionalAssembly">Router with additional assembly</option>
        <option value="BasicTestApp.SelectVariantsComponent">Select with component options</option>
        <option value="BasicTestApp.SignalRClientComponent">SignalR client</option>
        <option value="BasicTestApp.StringComparisonComponent">StringComparison</option>
        <option value="BasicTestApp.SvgComponent">SVG</option>
        <option value="BasicTestApp.SvgFocusComponent">SVG Focus component</option>
        <option value="BasicTestApp.TextOnlyComponent">Plain text</option>
        <option value="BasicTestApp.ToggleEventComponent">Toggle Event</option>
        <option value="BasicTestApp.DialogEventsComponent">Dialog Events</option>
        <option value="BasicTestApp.TouchEventComponent">Touch events</option>
        <option value="BasicTestApp.VirtualizationComponent">Virtualization</option>
        <option value="BasicTestApp.VirtualizationDataChanges">Virtualization data changes</option>
        <option value="BasicTestApp.VirtualizationMaxItemCount">Virtualization MaxItemCount</option>
        <option value="BasicTestApp.VirtualizationMaxItemCount_AppContext">Virtualization MaxItemCount (via AppContext)</option>
        <option value="BasicTestApp.VirtualizationTable">Virtualization HTML table</option>
        <option value="BasicTestApp.HotReload.RenderOnHotReload">Render on hot reload</option>
        <option value="BasicTestApp.SectionsTest.ParentComponentWithTwoChildren">Sections test</option>
        <option value="BasicTestApp.SectionsTest.SectionsWithCascadingParameters">Sections with Cascading parameters test</option>
        <option value="BasicTestApp.SectionsTest.SectionsWithErrorBoundary">Sections with Error Boundary test</option>
    </select>

    <span id="runtime-info"><code><tt>@System.Runtime.InteropServices.RuntimeInformation.FrameworkDescription</tt></code></span>

    @if (SelectedComponentType != null)
    {
        <span id="source-info"><code><tt>@(SelectedComponentType.Name.Replace(".", "/")).razor</tt></code></span>
    }
    <hr />
</div>

<app>
    @((RenderFragment)RenderSelectedComponent)
</app>

@code {
    string SelectedComponentTypeName { get; set; } = "none";

    Type SelectedComponentType
        => SelectedComponentTypeName == "none" ? null : Type.GetType(SelectedComponentTypeName, throwOnError: true);

    protected override void OnInitialized()
    {
        var uri = new Uri(NavigationManager.Uri);
        if (HttpUtility.ParseQueryString(uri.Query)["initial-component-type"] is { Length: > 0 } initialComponentTypeName)
        {
            SelectedComponentTypeName = initialComponentTypeName;
        }
    }

    void RenderSelectedComponent(RenderTreeBuilder builder)
    {
        if (SelectedComponentType != null)
        {
            builder.OpenComponent(0, SelectedComponentType);
            builder.CloseComponent();
        }
    }

    static string GetTestServerProjectComponent(string componentName)
    {
        var serverAssembly = AppDomain.CurrentDomain.GetAssemblies().FirstOrDefault(f => f.GetName().Name == "Components.TestServer");
        // If the server project isn't loaded return the component name as-is. Calculating the SelectedComponentType property will result in an error.
        return serverAssembly is null ?
            componentName :
            serverAssembly.GetType(componentName, throwOnError: true).AssemblyQualifiedName;
    }
}