too much for one commit
This commit is contained in:
Nils Blomgren
@@ -0,0 +1,181 @@
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using EntKube.Clusters.Domain;
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using EntKube.Clusters.Features.AdoptCluster;
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using EntKube.Clusters.Features.AdoptCluster.DeployComponent;
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using EntKube.Clusters.Infrastructure;
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using EntKube.SharedKernel.Domain;
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using FluentAssertions;
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using Moq;
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namespace EntKube.Clusters.Tests.Features;
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public class DeployComponentHandlerTests
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{
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private readonly InMemoryClusterRepository repository;
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private readonly Mock<IComponentInstaller> kyvernoInstaller;
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private readonly Mock<IComponentInstaller> policiesInstaller;
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private readonly DeployComponentHandler handler;
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public DeployComponentHandlerTests()
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{
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repository = new InMemoryClusterRepository();
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kyvernoInstaller = new Mock<IComponentInstaller>();
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policiesInstaller = new Mock<IComponentInstaller>();
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kyvernoInstaller.Setup(i => i.ComponentName).Returns("kyverno");
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policiesInstaller.Setup(i => i.ComponentName).Returns("security-policies");
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List<IComponentInstaller> installers = new() { kyvernoInstaller.Object, policiesInstaller.Object };
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handler = new DeployComponentHandler(repository, installers, Microsoft.Extensions.Logging.Abstractions.NullLogger<DeployComponentHandler>.Instance);
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}
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[Fact]
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public async Task HandleAsync_ClusterNotFound_ReturnsFailure()
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{
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// Arrange
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DeployComponentRequest request = new("kyverno");
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// Act
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Result<InstallResult> result = await handler.HandleAsync(Guid.NewGuid(), request);
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// Assert
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result.IsFailure.Should().BeTrue();
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result.Error.Should().Contain("not found");
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}
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[Fact]
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public async Task HandleAsync_ClusterNotConnected_ReturnsFailure()
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{
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// Arrange — Cluster is Pending, can't deploy to it.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"pending-cluster", "https://k8s.dev:6443", "kubeconfig-data", Guid.NewGuid(), "ctx", Guid.NewGuid());
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await repository.AddAsync(cluster);
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DeployComponentRequest request = new("kyverno");
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert
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result.IsFailure.Should().BeTrue();
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result.Error.Should().Contain("connected");
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}
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[Fact]
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public async Task HandleAsync_UnknownComponent_ReturnsFailureWithAvailable()
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{
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// Arrange — Requesting a component that has no installer.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"test-cluster", "https://k8s.test:6443", "kubeconfig-data", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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DeployComponentRequest request = new("nonexistent-thing");
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert — Should list available installers.
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result.IsFailure.Should().BeTrue();
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result.Error.Should().Contain("kyverno");
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result.Error.Should().Contain("security-policies");
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}
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[Fact]
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public async Task HandleAsync_ValidComponent_DelegatesToInstaller()
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{
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// Arrange — Deploy Kyverno on a connected cluster.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.prod:6443", "kubeconfig-data", Guid.NewGuid(), "prod-ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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kyvernoInstaller.Setup(i => i.InstallAsync(cluster, It.IsAny<ComponentInstallOptions>(), It.IsAny<CancellationToken>()))
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.ReturnsAsync(new InstallResult(
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Success: true,
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ComponentName: "kyverno",
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Message: "Kyverno 3.3.4 installed successfully",
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Actions: new List<string> { "Helm install/upgrade kyverno v3.3.4" }));
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DeployComponentRequest request = new("kyverno", Version: "3.3.4");
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert — Should succeed and return installer output.
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result.IsSuccess.Should().BeTrue();
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result.Value!.Success.Should().BeTrue();
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result.Value.ComponentName.Should().Be("kyverno");
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result.Value.Actions.Should().Contain("Helm install/upgrade kyverno v3.3.4");
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}
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[Fact]
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public async Task HandleAsync_InstallerFails_ReturnsFailure()
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{
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// Arrange — The installer encounters an error (e.g., helm timeout).
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KubernetesCluster cluster = KubernetesCluster.Register(
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"flaky-cluster", "https://k8s.flaky:6443", "kubeconfig-data", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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kyvernoInstaller.Setup(i => i.InstallAsync(cluster, It.IsAny<ComponentInstallOptions>(), It.IsAny<CancellationToken>()))
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.ReturnsAsync(new InstallResult(
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Success: false,
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ComponentName: "kyverno",
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Message: "Helm failed (exit 1): timed out waiting for condition",
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Actions: new List<string> { "Error: timed out" }));
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DeployComponentRequest request = new("kyverno");
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert
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result.IsFailure.Should().BeTrue();
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result.Error.Should().Contain("timed out");
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}
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[Fact]
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public async Task HandleAsync_PassesOptionsToInstaller()
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{
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// Arrange — Deploy security policies with custom parameters.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"config-cluster", "https://k8s.cfg:6443", "kubeconfig-data", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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ComponentInstallOptions? capturedOptions = null;
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policiesInstaller.Setup(i => i.InstallAsync(cluster, It.IsAny<ComponentInstallOptions>(), It.IsAny<CancellationToken>()))
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.Callback<KubernetesCluster, ComponentInstallOptions, CancellationToken>((_, opts, _) => capturedOptions = opts)
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.ReturnsAsync(new InstallResult(true, "security-policies", "Done", new List<string>()));
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DeployComponentRequest request = new(
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"security-policies",
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Parameters: new Dictionary<string, string> { ["validationAction"] = "Enforce" });
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// Act
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await handler.HandleAsync(cluster.Id, request);
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// Assert — The installer received the custom parameters.
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capturedOptions.Should().NotBeNull();
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capturedOptions!.Parameters.Should().ContainKey("validationAction");
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capturedOptions.Parameters!["validationAction"].Should().Be("Enforce");
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}
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}
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