test: add ContentHeader component's unit tests.

SiemensIXBlazor.Tests/ContentHeaderTests.cs

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+using Bunit;
+using Microsoft.AspNetCore.Components;
+using SiemensIXBlazor.Components;
+using SiemensIXBlazor.Components.Avatar;
+
+namespace SiemensIXBlazor.Tests
+{
+ public class ContentHeaderTests: TestContextBase
+ {
+ [Fact]
+ public void ContentHeaderRendersWithoutCrashing()
+ {
+ // Arrange
+ var cut = RenderComponent<ContentHeader>(parameters => {
+ parameters.Add(p => p.Id, "testId");
+ parameters.Add(p => p.HasBackButton, true);
+ parameters.Add(p => p.HeaderSubTitle, "testHeaderSubTitle");
+ parameters.Add(p => p.HeaderTitle, "testHeaderTitle");
+ parameters.Add(p => p.Variant, Enums.ContentHeader.ContentHeaderVariant.primary);
+ });
+
+ // Assert
+ cut.MarkupMatches("<ix-content-header id=\"testId\" has-back-button=\"\" header-title=\"testHeaderTitle\" header-subtitle=\"testHeaderSubTitle\" variant=\"primary\"></ix-content-header>");
+ }
+
+ [Fact]
+ public void ContentHeaderRendersChildContent()
+ {
+ // Arrange
+ var expectedContent = "Expected content";
+
+ // Act
+ var cut = RenderComponent<ContentHeader>(parameters => parameters
+ .Add(p => p.ChildContent, builder =>
+ {
+ builder.AddContent(0, expectedContent);
+ }));
+
+ // Assert
+ Assert.Contains(expectedContent, cut.Markup);
+ }
+
+ [Fact]
+ public void BackButtonClickedEventTriggeredCorrectly()
+ {
+ // Arrange
+ var eventTriggered = false;
+ var cut = RenderComponent<ContentHeader>(parameters => parameters.Add(p => p.BackButtonClickedEvent, EventCallback.Factory.Create(this, () => eventTriggered = true)));
+
+ // Act
+ cut.Instance.BackButtonClickedEvent.InvokeAsync(true);
+
+ // Assert
+ Assert.True(eventTriggered);
+ }
+
+ }
+}