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https://github.com/lantean-code/qbtmud.git
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Add KeyboardService tests
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ahjephson
270
test/Lantean.QBTMud.Test/Services/KeyboardServiceTests.cs
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270
test/Lantean.QBTMud.Test/Services/KeyboardServiceTests.cs
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using AwesomeAssertions;
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using Lantean.QBTMud.Models;
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using Lantean.QBTMud.Services;
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using Microsoft.JSInterop;
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using Moq;
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using Microsoft.JSInterop.Infrastructure;
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namespace Lantean.QBTMud.Test.Services
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{
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public sealed class KeyboardServiceTests : IAsyncLifetime
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{
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private readonly Mock<IJSRuntime> _jsRuntime;
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private readonly KeyboardService _target;
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public KeyboardServiceTests()
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{
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_jsRuntime = new Mock<IJSRuntime>(MockBehavior.Strict);
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_target = new KeyboardService(_jsRuntime.Object);
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}
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[Fact]
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public async Task GIVEN_Keypress_WHEN_RegisterKeypressEvent_THEN_ShouldInvokeJsWithReference()
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{
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_jsRuntime.Invocations.Clear();
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var criteria = new KeyboardEvent("Key");
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_jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.registerKeypressEvent",
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It.Is<object?[]>(args => MatchesRegisterArgs(args, criteria, _target))))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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_jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.unregisterKeypressEvent",
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It.Is<object?[]>(args => MatchesRegisterArgs(args, criteria, _target))))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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await _target.RegisterKeypressEvent(criteria, _ => Task.CompletedTask);
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_jsRuntime.Verify(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.registerKeypressEvent",
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It.Is<object?[]>(args => MatchesCriteriaArgs(args, criteria))), Times.Once);
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await _target.UnregisterKeypressEvent(criteria);
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_jsRuntime.Verify(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.unregisterKeypressEvent",
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It.Is<object?[]>(args => MatchesCriteriaArgs(args, criteria))), Times.Once);
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}
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[Fact]
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public async Task GIVEN_KeypressRegistered_WHEN_HandleKeyPressEventInvoked_THEN_ShouldCallHandler()
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{
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_jsRuntime.Invocations.Clear();
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var criteria = new KeyboardEvent("Enter");
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_jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.registerKeypressEvent",
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It.Is<object?[]>(args => MatchesCriteriaArgs(args, criteria))))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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_jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.unregisterKeypressEvent",
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It.Is<object?[]>(args => MatchesCriteriaArgs(args, criteria))))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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var invoked = false;
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await _target.RegisterKeypressEvent(criteria, _ =>
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{
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invoked = true;
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return Task.CompletedTask;
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});
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await _target.HandleKeyPressEvent(new KeyboardEvent("Enter"));
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invoked.Should().BeTrue();
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await _target.UnregisterKeypressEvent(criteria);
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}
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[Fact]
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public async Task GIVEN_KeypressNotRegistered_WHEN_HandleKeyPressEventInvoked_THEN_ShouldNotCallHandler()
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{
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_jsRuntime.Invocations.Clear();
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var invoked = false;
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await _target.HandleKeyPressEvent(new KeyboardEvent("Escape"));
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invoked.Should().BeFalse();
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}
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[Fact]
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public async Task GIVEN_KeypressRegistered_WHEN_UnregisterKeypressEvent_THEN_ShouldInvokeJsAndRemoveHandler()
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{
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_jsRuntime.Invocations.Clear();
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var criteria = new KeyboardEvent("Space");
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_jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.registerKeypressEvent",
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It.Is<object?[]>(args => MatchesCriteriaArgs(args, criteria))))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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_jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.unregisterKeypressEvent",
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It.Is<object?[]>(args => MatchesCriteriaArgs(args, criteria))))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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var invoked = false;
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await _target.RegisterKeypressEvent(criteria, _ =>
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{
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invoked = true;
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return Task.CompletedTask;
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});
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await _target.UnregisterKeypressEvent(criteria);
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_jsRuntime.Verify(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.unregisterKeypressEvent",
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It.Is<object?[]>(args => MatchesCriteriaArgs(args, criteria))), Times.Once);
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await _target.HandleKeyPressEvent(new KeyboardEvent("Space"));
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invoked.Should().BeFalse();
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}
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[Fact]
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public async Task GIVEN_KeyboardService_WHEN_Focus_THEN_ShouldInvokeJs()
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{
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_jsRuntime.Invocations.Clear();
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_jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.keyPressFocusInstance",
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It.Is<object?[]>(args => MatchesFocusArgs(args, _target))))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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await _target.Focus();
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_jsRuntime.Verify(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.keyPressFocusInstance",
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It.Is<object?[]>(args => MatchesSingleArg(args))), Times.Once);
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}
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[Fact]
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public async Task GIVEN_KeyboardService_WHEN_UnFocus_THEN_ShouldInvokeJs()
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{
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_jsRuntime.Invocations.Clear();
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_jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.keyPressUnFocusInstance",
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It.Is<object?[]>(args => MatchesFocusArgs(args, _target))))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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await _target.UnFocus();
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_jsRuntime.Verify(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.keyPressUnFocusInstance",
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It.Is<object?[]>(args => MatchesSingleArg(args))), Times.Once);
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}
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[Fact]
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public async Task GIVEN_KeypressRegistered_WHEN_DisposeAsync_THEN_ShouldUnregisterHandlers()
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{
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var jsRuntime = new Mock<IJSRuntime>(MockBehavior.Strict);
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var criteria = new KeyboardEvent("Tab");
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jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.registerKeypressEvent",
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It.Is<object?[]>(args => MatchesCriteriaArgs(args, criteria))))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.keyPressUnFocusInstance",
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It.Is<object?[]>(args => MatchesFocusArgs(args, null))))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.unregisterKeypressEvent",
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It.Is<object?[]>(args => MatchesCriteriaArgs(args, criteria))))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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await using (var target = new KeyboardService(jsRuntime.Object))
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{
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await target.RegisterKeypressEvent(criteria, _ => Task.CompletedTask);
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}
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jsRuntime.Verify(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.registerKeypressEvent",
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It.Is<object?[]>(args => MatchesCriteriaArgs(args, criteria))), Times.Once);
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jsRuntime.Verify(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.keyPressUnFocusInstance",
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It.Is<object?[]>(args => MatchesSingleArg(args))), Times.Once);
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jsRuntime.Verify(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.unregisterKeypressEvent",
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It.Is<object?[]>(args => MatchesCriteriaArgs(args, criteria))), Times.Once);
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}
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private static bool MatchesRegisterArgs(object?[]? args, KeyboardEvent criteria, KeyboardService target)
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{
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if (args is null || args.Length != 2)
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{
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return false;
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}
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if (!ReferenceEquals(args[0], criteria))
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{
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return false;
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}
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if (args[1] is not DotNetObjectReference<KeyboardService> reference)
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{
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return false;
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}
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return ReferenceEquals(reference.Value, target);
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}
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private static bool MatchesCriteriaArgs(object?[]? args, KeyboardEvent criteria)
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{
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if (args is null || args.Length != 2)
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{
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return false;
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}
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if (ReferenceEquals(args[0], criteria))
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{
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return true;
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}
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if (args[0] is string key)
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{
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return string.Equals(key, criteria.ToString(), StringComparison.Ordinal);
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}
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return false;
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}
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private static bool MatchesFocusArgs(object?[]? args, KeyboardService? target)
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{
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if (args is null || args.Length != 1)
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{
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return false;
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}
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if (args[0] is not DotNetObjectReference<KeyboardService> reference)
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{
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return false;
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}
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return target is null ? reference.Value is not null : ReferenceEquals(reference.Value, target);
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}
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private static bool MatchesSingleArg(object?[]? args)
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{
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return args is not null && args.Length == 1;
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}
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public Task InitializeAsync()
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{
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return Task.CompletedTask;
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}
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public async Task DisposeAsync()
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{
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_jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.keyPressUnFocusInstance",
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It.IsAny<object?[]>()))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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_jsRuntime
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.Setup(js => js.InvokeAsync<IJSVoidResult>(
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"qbt.unregisterKeypressEvent",
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It.IsAny<object?[]>()))
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.Returns(() => ValueTask.FromResult<IJSVoidResult>(default!));
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await _target.DisposeAsync();
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}
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}
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}
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