test: Complete NetEvolve.HealthChecks.Azure.Kusto implementation with tests

Co-authored-by: samtrion <[email protected]>

Author: Copilot

src/NetEvolve.HealthChecks.Azure.Kusto/KustoOptions.cs

@@ -26,7 +26,7 @@ public sealed record KustoOptions : IKustoOptions
     /// <summary>
     /// Gets or sets the mode to create the client.
     /// </summary>
-    public KustoClientCreationMode? Mode { get; set; }
+    public KustoClientCreationMode? Mode { get; set; } = KustoClientCreationMode.ConnectionString;
 
     /// <summary>
     /// The timeout to use when connecting and executing tasks against Kusto.

tests/NetEvolve.HealthChecks.Tests.Unit/Azure.Kusto/DependencyInjectionExtensionsTests.cs

@@ -0,0 +1,63 @@
+namespace NetEvolve.HealthChecks.Tests.Unit.Azure.Kusto;
+
+using System;
+using System.Threading.Tasks;
+using Microsoft.Extensions.DependencyInjection;
+using NetEvolve.Extensions.TUnit;
+using NetEvolve.HealthChecks.Azure.Kusto;
+
+[TestGroup($"{nameof(Azure)}.{nameof(Kusto)}")]
+public sealed class DependencyInjectionExtensionsTests
+{
+    [Test]
+    public async Task AddKusto_WhenArgumentBuilderNull_ThrowArgumentNullException()
+    {
+        // Arrange & Act & Assert
+        _ = await Assert
+            .That(() => DependencyInjectionExtensions.AddKusto(null!, "Test"))
+            .Throws<ArgumentNullException>()
+            .And.HasParameterName("builder");
+    }
+
+    [Test]
+    public async Task AddKusto_WhenArgumentNameNull_ThrowArgumentException()
+    {
+        // Arrange
+        var services = new ServiceCollection();
+        var builder = services.AddHealthChecks();
+
+        // Act & Assert
+        _ = await Assert
+            .That(() => builder.AddKusto(null!))
+            .Throws<ArgumentException>()
+            .And.HasParameterName("name");
+    }
+
+    [Test]
+    public async Task AddKusto_WhenArgumentNameEmpty_ThrowArgumentException()
+    {
+        // Arrange
+        var services = new ServiceCollection();
+        var builder = services.AddHealthChecks();
+
+        // Act & Assert
+        _ = await Assert
+            .That(() => builder.AddKusto(string.Empty))
+            .Throws<ArgumentException>()
+            .And.HasParameterName("name");
+    }
+
+    [Test]
+    public async Task AddKusto_WhenArgumentTagsNull_ThrowArgumentNullException()
+    {
+        // Arrange
+        var services = new ServiceCollection();
+        var builder = services.AddHealthChecks();
+
+        // Act & Assert
+        _ = await Assert
+            .That(() => builder.AddKusto("Test", null, null!))
+            .Throws<ArgumentNullException>()
+            .And.HasParameterName("tags");
+    }
+}

tests/NetEvolve.HealthChecks.Tests.Unit/Azure.Kusto/KustoOptionsTests.cs

@@ -0,0 +1,18 @@
+namespace NetEvolve.HealthChecks.Tests.Unit.Azure.Kusto;
+
+using System.Threading.Tasks;
+using NetEvolve.Extensions.TUnit;
+using NetEvolve.HealthChecks.Azure.Kusto;
+
+[TestGroup($"{nameof(Azure)}.{nameof(Kusto)}")]
+public sealed class KustoOptionsTests
+{
+    [Test]
+    public async Task Options_NotSame_Expected()
+    {
+        var options1 = new KustoOptions();
+        var options2 = options1 with { };
+
+        _ = await Assert.That(options1).IsEqualTo(options2).And.IsNotSameReferenceAs(options2);
+    }
+}