chore: Add Breadcrumb component unit tests and test context base classes

SiemensIXBlazor.Tests/Breadcrumb/BreadcrumbItemTests.cs

@@ -0,0 +1,18 @@
+using Bunit;
+using SiemensIXBlazor.Components;
+
+namespace SiemensIXBlazor.Tests
+{
+    public class BreadcrumbItemTests: TestContextBase
+    {
+        [Fact]
+        public void BreadcrumbItemRendersWithoutCrashing()
+        {
+            // Arrange
+            var cut = RenderComponent<BreadcrumbItem>();
+
+            // Assert
+            cut.MarkupMatches("<ix-breadcrumb-item ></ix-breadcrumb-item>");
+        }
+    }
+}

SiemensIXBlazor.Tests/Breadcrumb/BreadcrumbTests.cs

@@ -0,0 +1,70 @@
+namespace SiemensIXBlazor.Tests
+{
+    using Bunit;
+    using Microsoft.AspNetCore.Components;
+    using SiemensIXBlazor.Components;
+
+    public class BreadcrumbTests : TestContextBase
+    {
+        [Fact]
+        public void BreadcrumbRendersWithoutCrashing()
+        {
+            // Arrange
+            var cut = RenderComponent<Breadcrumb>(parameters => {
+                parameters.Add(p => p.Id, "testId");
+                parameters.Add(p => p.Ghost, true);
+                parameters.Add(p => p.AriaLabelPreviousButton, "previous");
+                parameters.Add(p => p.NextItems, ["Data"]);
+                parameters.Add(p => p.VisibleItemCount, 9);
+            });
+
+            // Assert
+            cut.MarkupMatches("<ix-breadcrumb ghost='true' nextitems=\"['Data'])\" visibleitemcount='9' id='testId' aria-label-previous-button='previous'></ix-breadcrumb>");
+        }
+
+        [Fact]
+        public void BreadcrumbRendersChildContent()
+        {
+            // Arrange
+            var expectedContent = "Expected content";
+
+            // Act
+            var cut = RenderComponent<Breadcrumb>(parameters => parameters
+                .Add(p => p.ChildContent, builder => 
+                {
+                    builder.AddContent(0, expectedContent);
+                }));
+
+            // Assert
+            Assert.Contains(expectedContent, cut.Markup);
+        }
+
+        [Fact]
+        public void ItemClickedEventTriggeredCorrectly()
+        {
+            // Arrange
+            var eventTriggered = false;
+            var cut = RenderComponent<Breadcrumb>(parameters => parameters.Add(p => p.ItemClicked, EventCallback.Factory.Create<string>(this, () => eventTriggered = true)));
+
+            // Act
+            cut.Instance.ItemClicked.InvokeAsync("test");
+
+            // Assert
+            Assert.True(eventTriggered);
+        }
+
+        [Fact]
+        public void NextItemClickedEventTriggeredCorrectly()
+        {
+            // Arrange
+            var eventTriggered = false;
+            var cut = RenderComponent<Breadcrumb>(parameters => parameters.Add(p => p.NextItemClicked, EventCallback.Factory.Create<string>(this, () => eventTriggered = true)));
+
+            // Act
+            cut.Instance.NextItemClicked.InvokeAsync("test");
+
+            // Assert
+            Assert.True(eventTriggered);
+        }
+    }
+}

SiemensIXBlazor/Components/Breadcrumb/Breadcrumb.razor

@@ -9,11 +9,12 @@
 *@
 
 @using Microsoft.JSInterop;
+@using System.Text.Json
 @inject IJSRuntime JSRuntime
 @inherits IXBaseComponent
 
 @namespace SiemensIXBlazor.Components
 
-<ix-breadcrumb @attributes="UserAttributes" class="@Class" style="@Style" ghost="@Ghost.ToString().ToLower()" nextItems="@NextItems" visibleItemCount="@VisibleItemCount" id="@Id" aria-label-previous-button="@AriaLabelPreviousButton">
+<ix-breadcrumb @attributes="UserAttributes" class="@Class" style="@Style" ghost="@Ghost.ToString().ToLower()" nextItems="@(JsonSerializer.Serialize(NextItems).Replace('"', '\'')))" visibleItemCount="@VisibleItemCount" id="@Id" aria-label-previous-button="@AriaLabelPreviousButton">
     @ChildContent
 </ix-breadcrumb>