Tests spin up container and then spin it down

Author: MelbourneDeveloper

Samples/NucliaDbClient.Tests/Attributes/PriorityOrderer.cs

@@ -0,0 +1,21 @@
+using Xunit.Abstractions;
+using Xunit.Sdk;
+
+#pragma warning disable CS8509 // C# compiler doesn't understand nested discriminated unions - use EXHAUSTION001 instead
+#pragma warning disable SA1512 // Single-line comments should not be followed by blank line
+
+
+namespace NucliaDbClient.Tests;
+
+public class PriorityOrderer : ITestCaseOrderer
+{
+    public IEnumerable<TTestCase> OrderTestCases<TTestCase>(IEnumerable<TTestCase> testCases)
+        where TTestCase : ITestCase =>
+        testCases.OrderBy(tc =>
+            tc.TestMethod.Method.GetCustomAttributes(
+                    typeof(TestPriorityAttribute).AssemblyQualifiedName!
+                )
+                .FirstOrDefault()
+                ?.GetNamedArgument<int>("Priority") ?? 0
+        );
+}

Samples/NucliaDbClient.Tests/Attributes/TestPriorityAttribute.cs

@@ -0,0 +1,13 @@
+#pragma warning disable CS8509 // C# compiler doesn't understand nested discriminated unions - use EXHAUSTION001 instead
+#pragma warning disable SA1512 // Single-line comments should not be followed by blank line
+
+
+namespace NucliaDbClient.Tests;
+
+[AttributeUsage(AttributeTargets.Method)]
+public sealed class TestPriorityAttribute : Attribute
+{
+    public int Priority { get; }
+
+    public TestPriorityAttribute(int priority) => Priority = priority;
+}

Samples/NucliaDbClient.Tests/NucliaDbApiTests.cs

@@ -2,25 +2,24 @@
 using NucliaDB.Generated;
 using Outcome;
 using Xunit;
-using Xunit.Abstractions;
-using Xunit.Sdk;
 
 #pragma warning disable CS8509 // C# compiler doesn't understand nested discriminated unions - use EXHAUSTION001 instead
 #pragma warning disable SA1512 // Single-line comments should not be followed by blank line
 
-
 namespace NucliaDbClient.Tests;
 
 [Collection("NucliaDB Tests")]
 [TestCaseOrderer("NucliaDbClient.Tests.PriorityOrderer", "NucliaDbClient.Tests")]
 public class NucliaDbApiTests
 {
+    #region Setup
     private readonly IHttpClientFactory _httpClientFactory;
     private static string? _createdResourceId;
     private static string? _knowledgeBoxId;
 
-    public NucliaDbApiTests()
+    public NucliaDbApiTests(NucliaDbFixture fixture)
     {
+        _ = fixture; // Ensure fixture is initialized
         var services = new ServiceCollection();
         services.AddHttpClient();
         var serviceProvider = services.BuildServiceProvider();
@@ -72,6 +71,10 @@ private async Task<string> EnsureResourceExists()
         return _createdResourceId;
     }
 
+    #endregion
+
+    #region Tests
+
     [Fact]
     [TestPriority(-1)]
     public async Task CreateKnowledgeBox_CreatesKB()
@@ -234,7 +237,6 @@ public async Task GetResource_ReturnsResource()
         Assert.NotNull(resource.Id);
     }
 
-#pragma warning disable xUnit1004
     [Fact]
     [TestPriority(5)]
     public async Task ModifyResource_ReturnsResourceUpdated()
@@ -278,7 +280,6 @@ public async Task ModifyResource_ReturnsResourceUpdated()
         Assert.NotNull(updated.Seqid);
     }
 
-#pragma warning disable xUnit1004
     [Fact]
     [TestPriority(6)]
     public async Task GetKnowledgeBoxCounters_ReturnsCounters()
@@ -307,7 +308,6 @@ public async Task GetKnowledgeBoxCounters_ReturnsCounters()
         Assert.True(counters.Resources >= 1, "Should have at least 1 resource");
     }
 
-#pragma warning disable xUnit1004
     [Fact]
     [TestPriority(9)]
     public async Task AddTextFieldToResource_ReturnsResourceFieldAdded()
@@ -342,7 +342,6 @@ public async Task AddTextFieldToResource_ReturnsResourceFieldAdded()
         Assert.NotNull(fieldAdded.Seqid);
     }
 
-#pragma warning disable xUnit1004
     [Fact]
     [TestPriority(10)]
     public async Task DeleteResource_ReturnsUnit()
@@ -373,25 +372,5 @@ public async Task DeleteResource_ReturnsUnit()
         // Clear the resource ID since it's been deleted
         _createdResourceId = null;
     }
-}
-
-[AttributeUsage(AttributeTargets.Method)]
-public sealed class TestPriorityAttribute : Attribute
-{
-    public int Priority { get; }
-
-    public TestPriorityAttribute(int priority) => Priority = priority;
-}
-
-public class PriorityOrderer : ITestCaseOrderer
-{
-    public IEnumerable<TTestCase> OrderTestCases<TTestCase>(IEnumerable<TTestCase> testCases)
-        where TTestCase : ITestCase =>
-        testCases.OrderBy(tc =>
-            tc.TestMethod.Method.GetCustomAttributes(
-                    typeof(TestPriorityAttribute).AssemblyQualifiedName!
-                )
-                .FirstOrDefault()
-                ?.GetNamedArgument<int>("Priority") ?? 0
-        );
+    #endregion
 }

Samples/NucliaDbClient.Tests/NucliaDbFixture.cs

@@ -0,0 +1,95 @@
+using System.Diagnostics;
+
+#pragma warning disable CS8509 // C# compiler doesn't understand nested discriminated unions - use EXHAUSTION001 instead
+#pragma warning disable SA1512 // Single-line comments should not be followed by blank line
+
+
+namespace NucliaDbClient.Tests;
+
+public sealed class NucliaDbFixture : IDisposable
+{
+    private static readonly string DockerComposeDir = Path.Combine(
+        Directory.GetCurrentDirectory(),
+        "..",
+        "..",
+        "..",
+        "..",
+        "NucliaDbClient"
+    );
+
+    public NucliaDbFixture()
+    {
+        CleanDockerEnvironment();
+        StartDockerEnvironment();
+        WaitForNucliaDbReady();
+    }
+
+    private static void CleanDockerEnvironment()
+    {
+        var startInfo = new ProcessStartInfo
+        {
+            FileName = "docker",
+            Arguments = "compose down -v --remove-orphans",
+            WorkingDirectory = DockerComposeDir,
+            RedirectStandardOutput = true,
+            RedirectStandardError = true,
+            UseShellExecute = false,
+        };
+
+        using var process = Process.Start(startInfo);
+        process?.WaitForExit();
+    }
+
+    private static void StartDockerEnvironment()
+    {
+        var startInfo = new ProcessStartInfo
+        {
+            FileName = "docker",
+            Arguments = "compose up -d",
+            WorkingDirectory = DockerComposeDir,
+            RedirectStandardOutput = true,
+            RedirectStandardError = true,
+            UseShellExecute = false,
+        };
+
+        using var process = Process.Start(startInfo);
+        process?.WaitForExit();
+    }
+
+    private static void WaitForNucliaDbReady()
+    {
+        using var httpClient = new HttpClient();
+        var maxAttempts = 30;
+        var delayMs = 1000;
+        var uri = new Uri("http://localhost:8080/");
+
+        for (var i = 0; i < maxAttempts; i++)
+        {
+            try
+            {
+                var response = httpClient.GetAsync(uri).GetAwaiter().GetResult();
+                if (
+                    response.IsSuccessStatusCode
+                    || response.StatusCode == System.Net.HttpStatusCode.NotFound
+                )
+                {
+                    return;
+                }
+            }
+            catch
+            {
+                // Ignore exceptions during startup
+            }
+
+            Thread.Sleep(delayMs);
+        }
+
+        throw new InvalidOperationException("NucliaDB failed to start within the expected time");
+    }
+
+    public void Dispose()
+    {
+        // Optionally clean up after tests
+        // CleanDockerEnvironment();
+    }
+}

Samples/NucliaDbClient.Tests/NucliaDbTestList.cs

@@ -0,0 +1,9 @@
+using Xunit;
+
+#pragma warning disable CS8509 // C# compiler doesn't understand nested discriminated unions - use EXHAUSTION001 instead
+#pragma warning disable SA1512 // Single-line comments should not be followed by blank line
+
+namespace NucliaDbClient.Tests;
+
+[CollectionDefinition("NucliaDB Tests")]
+public sealed class NucliaDbTestList : ICollectionFixture<NucliaDbFixture> { }