Added Tests

Author: mckaragoz

tests/CodeBeam.MudBlazor.Extensions.UnitTests/Components/CodeViewerTests.cs

@@ -0,0 +1,113 @@
+using AwesomeAssertions;
+using Bunit;
+using MudExtensions.UnitTests.Extensions;
+
+namespace MudExtensions.UnitTests.Components;
+
+[TestFixture]
+public class CodeViewerTests : BunitTest
+{
+    [Test]
+    public void CodeViewer_DefaultRender_Test()
+    {
+        var comp = Context.Render<MudCodeViewer>(p => p
+            .Add(x => x.Code, "public class Test {}")
+            .Add(x => x.Language, CodeLanguage.CSharp)
+        );
+
+        var pre = comp.Find("pre");
+        var code = comp.Find("code");
+
+        code.ClassList.Should().Contain("language-csharp");
+        pre.ClassList.Should().Contain("language-csharp");
+    }
+
+    [Test]
+    public void CodeViewer_LineNumbers_Class_Test()
+    {
+        var comp = Context.Render<MudCodeViewer>(p => p
+            .Add(x => x.Code, "test")
+            .Add(x => x.ShowLineNumbers, true)
+        );
+
+        var pre = comp.Find("pre");
+        pre.ClassList.Should().Contain("line-numbers");
+    }
+
+    [Test]
+    public void CodeViewer_Header_Render_Test()
+    {
+        var comp = Context.Render<MudCodeViewer>(p => p
+            .Add(x => x.Code, "test")
+            .Add(x => x.ShowHeader, true)
+        );
+
+        comp.Find(".mud-codeviewer-header").Should().NotBeNull();
+    }
+
+    [Test]
+    public void CodeViewer_Editable_Mode_Test()
+    {
+        var comp = Context.Render<MudCodeViewer>(p => p
+            .Add(x => x.Code, "test")
+            .Add(x => x.Editable, true)
+        );
+
+        comp.Find("textarea").Should().NotBeNull();
+    }
+
+    [Test]
+    public void CodeViewer_Should_Call_Highlight_On_FirstRender()
+    {
+        var jsMock = Context.JSInterop.SetupVoid("MudCode.highlight", _ => true);
+
+        var comp = Context.Render<MudCodeViewer>(p => p
+            .Add(x => x.Code, "test")
+        );
+
+        jsMock.VerifyInvoke("MudCode.highlight");
+    }
+
+    [Test]
+    public void CodeViewer_Language_Change_Should_Update_Class()
+    {
+        var comp = Context.Render<MudCodeViewer>(p => p
+            .Add(x => x.Code, "test")
+            .Add(x => x.Language, CodeLanguage.CSharp)
+        );
+
+        comp.SetParametersAndRenderAsync(p => p
+            .Add(x => x.Language, CodeLanguage.JavaScript)
+        );
+
+        comp.Find("code").ClassList.Should().Contain("language-javascript");
+    }
+
+    [Test]
+    public void CodeViewer_Copy_Should_Invoke_JS()
+    {
+        var jsMock = Context.JSInterop.SetupVoid("MudCode.copy", _ => true);
+
+        var comp = Context.Render<MudCodeViewer>(p => p
+            .Add(x => x.Code, "copy me")
+            .Add(x => x.ShowCopyButton, true)
+        );
+
+        comp.Find("button").Click();
+
+        jsMock.VerifyInvoke("MudCode.copy");
+    }
+
+    [Test]
+    public void CodeViewer_EnableTabIndent_Only_When_Editable()
+    {
+        var jsMock = Context.JSInterop.SetupVoid("MudCode.enableTabIndent", _ => true);
+
+        var comp = Context.Render<MudCodeViewer>(p => p
+            .Add(x => x.Code, "test")
+            .Add(x => x.Editable, true)
+        );
+
+        jsMock.VerifyInvoke("MudCode.enableTabIndent");
+    }
+}