feat(lmxproxy): phase 6 — client extras (builder, factory, DI, streaming extensions)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-22 00:29:16 -04:00
parent 8ba75b50e8
commit 215cfa29f3
12 changed files with 1082 additions and 3 deletions
--- a/lmxproxy/tests/ZB.MOM.WW.LmxProxy.Client.Tests/LmxProxyClientBuilderTests.cs
+++ b/lmxproxy/tests/ZB.MOM.WW.LmxProxy.Client.Tests/LmxProxyClientBuilderTests.cs
@@ -0,0 +1,106 @@
+using Xunit;
+
+namespace ZB.MOM.WW.LmxProxy.Client.Tests;
+
+public class LmxProxyClientBuilderTests
+{
+    [Fact]
+    public void Build_ThrowsWhenHostNotSet()
+    {
+        var builder = new LmxProxyClientBuilder();
+        Assert.Throws<InvalidOperationException>(() => builder.Build());
+    }
+
+    [Fact]
+    public void Build_DefaultPort_Is50051()
+    {
+        var client = new LmxProxyClientBuilder()
+            .WithHost("localhost")
+            .Build();
+        Assert.NotNull(client);
+    }
+
+    [Fact]
+    public void WithPort_ThrowsOnZero()
+    {
+        Assert.Throws<ArgumentOutOfRangeException>(() =>
+            new LmxProxyClientBuilder().WithPort(0));
+    }
+
+    [Fact]
+    public void WithPort_ThrowsOn65536()
+    {
+        Assert.Throws<ArgumentOutOfRangeException>(() =>
+            new LmxProxyClientBuilder().WithPort(65536));
+    }
+
+    [Fact]
+    public void WithTimeout_ThrowsOnNegative()
+    {
+        Assert.Throws<ArgumentOutOfRangeException>(() =>
+            new LmxProxyClientBuilder().WithTimeout(TimeSpan.FromSeconds(-1)));
+    }
+
+    [Fact]
+    public void WithTimeout_ThrowsOver10Minutes()
+    {
+        Assert.Throws<ArgumentOutOfRangeException>(() =>
+            new LmxProxyClientBuilder().WithTimeout(TimeSpan.FromMinutes(11)));
+    }
+
+    [Fact]
+    public void WithRetryPolicy_ThrowsOnZeroAttempts()
+    {
+        Assert.Throws<ArgumentOutOfRangeException>(() =>
+            new LmxProxyClientBuilder().WithRetryPolicy(0, TimeSpan.FromSeconds(1)));
+    }
+
+    [Fact]
+    public void WithRetryPolicy_ThrowsOnZeroDelay()
+    {
+        Assert.Throws<ArgumentOutOfRangeException>(() =>
+            new LmxProxyClientBuilder().WithRetryPolicy(3, TimeSpan.Zero));
+    }
+
+    [Fact]
+    public void Build_WithAllOptions_Succeeds()
+    {
+        var client = new LmxProxyClientBuilder()
+            .WithHost("10.100.0.48")
+            .WithPort(50051)
+            .WithApiKey("test-key")
+            .WithTimeout(TimeSpan.FromSeconds(15))
+            .WithRetryPolicy(5, TimeSpan.FromSeconds(2))
+            .WithMetrics()
+            .WithCorrelationIdHeader("X-Correlation-ID")
+            .Build();
+        Assert.NotNull(client);
+    }
+
+    [Fact]
+    public void Build_WithTls_ValidatesCertificatePaths()
+    {
+        var builder = new LmxProxyClientBuilder()
+            .WithHost("localhost")
+            .WithTlsConfiguration(new ClientTlsConfiguration
+            {
+                UseTls = true,
+                ServerCaCertificatePath = "/nonexistent/cert.pem"
+            });
+        Assert.Throws<FileNotFoundException>(() => builder.Build());
+    }
+
+    [Fact]
+    public void WithHost_ThrowsOnNull()
+    {
+        Assert.Throws<ArgumentException>(() =>
+            new LmxProxyClientBuilder().WithHost(null!));
+    }
+
+    [Fact]
+    public void WithHost_ThrowsOnEmpty()
+    {
+        Assert.Throws<ArgumentException>(() =>
+            new LmxProxyClientBuilder().WithHost(""));
+    }
+}