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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.Net.Sockets;
using Aspire.Hosting.Redis;
using Aspire.Hosting.Tests.Utils;
using Aspire.Hosting.Utils;
using Microsoft.Extensions.DependencyInjection;
using Xunit;
namespace Aspire.Hosting.Tests.Redis;
public class AddRedisTests
{
[Fact]
public void AddRedisContainerWithDefaultsAddsAnnotationMetadata()
{
var appBuilder = DistributedApplication.CreateBuilder();
appBuilder.AddRedis("myRedis").PublishAsContainer();
using var app = appBuilder.Build();
var appModel = app.Services.GetRequiredService<DistributedApplicationModel>();
var containerResource = Assert.Single(appModel.Resources.OfType<RedisResource>());
Assert.Equal("myRedis", containerResource.Name);
var endpoint = Assert.Single(containerResource.Annotations.OfType<EndpointAnnotation>());
Assert.Equal(6379, endpoint.TargetPort);
Assert.False(endpoint.IsExternal);
Assert.Equal("tcp", endpoint.Name);
Assert.Null(endpoint.Port);
Assert.Equal(ProtocolType.Tcp, endpoint.Protocol);
Assert.Equal("tcp", endpoint.Transport);
Assert.Equal("tcp", endpoint.UriScheme);
var containerAnnotation = Assert.Single(containerResource.Annotations.OfType<ContainerImageAnnotation>());
Assert.Equal(RedisContainerImageTags.Tag, containerAnnotation.Tag);
Assert.Equal(RedisContainerImageTags.Image, containerAnnotation.Image);
Assert.Equal(RedisContainerImageTags.Registry, containerAnnotation.Registry);
}
[Fact]
public void AddRedisContainerAddsAnnotationMetadata()
{
var appBuilder = DistributedApplication.CreateBuilder();
appBuilder.AddRedis("myRedis", port: 9813);
using var app = appBuilder.Build();
var appModel = app.Services.GetRequiredService<DistributedApplicationModel>();
var containerResource = Assert.Single(appModel.Resources.OfType<RedisResource>());
Assert.Equal("myRedis", containerResource.Name);
var endpoint = Assert.Single(containerResource.Annotations.OfType<EndpointAnnotation>());
Assert.Equal(6379, endpoint.TargetPort);
Assert.False(endpoint.IsExternal);
Assert.Equal("tcp", endpoint.Name);
Assert.Equal(9813, endpoint.Port);
Assert.Equal(ProtocolType.Tcp, endpoint.Protocol);
Assert.Equal("tcp", endpoint.Transport);
Assert.Equal("tcp", endpoint.UriScheme);
var containerAnnotation = Assert.Single(containerResource.Annotations.OfType<ContainerImageAnnotation>());
Assert.Equal(RedisContainerImageTags.Tag, containerAnnotation.Tag);
Assert.Equal(RedisContainerImageTags.Image, containerAnnotation.Image);
Assert.Equal(RedisContainerImageTags.Registry, containerAnnotation.Registry);
}
[Fact]
public async Task RedisCreatesConnectionString()
{
var appBuilder = DistributedApplication.CreateBuilder();
appBuilder.AddRedis("myRedis")
.WithEndpoint("tcp", e => e.AllocatedEndpoint = new AllocatedEndpoint(e, "localhost", 2000));
using var app = appBuilder.Build();
var appModel = app.Services.GetRequiredService<DistributedApplicationModel>();
var connectionStringResource = Assert.Single(appModel.Resources.OfType<IResourceWithConnectionString>());
var connectionString = await connectionStringResource.GetConnectionStringAsync(default);
Assert.Equal("{myRedis.bindings.tcp.host}:{myRedis.bindings.tcp.port}", connectionStringResource.ConnectionStringExpression.ValueExpression);
Assert.StartsWith("localhost:2000", connectionString);
}
[Fact]
public async Task VerifyManifest()
{
using var builder = TestDistributedApplicationBuilder.Create();
var redis = builder.AddRedis("redis");
var manifest = await ManifestUtils.GetManifest(redis.Resource);
var expectedManifest = $$"""
{
"type": "container.v0",
"connectionString": "{redis.bindings.tcp.host}:{redis.bindings.tcp.port}",
"image": "{{RedisContainerImageTags.Registry}}/{{RedisContainerImageTags.Image}}:{{RedisContainerImageTags.Tag}}",
"bindings": {
"tcp": {
"scheme": "tcp",
"protocol": "tcp",
"transport": "tcp",
"targetPort": 6379
}
}
}
""";
Assert.Equal(expectedManifest, manifest.ToString());
}
[Fact]
public void WithRedisCommanderAddsRedisCommanderResource()
{
var builder = DistributedApplication.CreateBuilder();
builder.AddRedis("myredis1").WithRedisCommander();
builder.AddRedis("myredis2").WithRedisCommander();
Assert.Single(builder.Resources.OfType<RedisCommanderResource>());
}
[Fact]
public void WithRedisCommanderSupportsChangingContainerImageValues()
{
var builder = DistributedApplication.CreateBuilder();
builder.AddRedis("myredis").WithRedisCommander(c => {
c.WithImageRegistry("example.mycompany.com");
c.WithImage("customrediscommander");
c.WithImageTag("someothertag");
});
var resource = Assert.Single(builder.Resources.OfType<RedisCommanderResource>());
var containerAnnotation = Assert.Single(resource.Annotations.OfType<ContainerImageAnnotation>());
Assert.Equal("example.mycompany.com", containerAnnotation.Registry);
Assert.Equal("customrediscommander", containerAnnotation.Image);
Assert.Equal("someothertag", containerAnnotation.Tag);
}
[Fact]
public void WithRedisCommanderSupportsChangingHostPort()
{
var builder = DistributedApplication.CreateBuilder();
builder.AddRedis("myredis").WithRedisCommander(c => {
c.WithHostPort(1000);
});
var resource = Assert.Single(builder.Resources.OfType<RedisCommanderResource>());
var endpoint = Assert.Single(resource.Annotations.OfType<EndpointAnnotation>());
Assert.Equal(1000, endpoint.Port);
}
[Theory]
[InlineData("host.docker.internal")]
[InlineData("host.containers.internal")]
public async Task SingleRedisInstanceProducesCorrectRedisHostsVariable(string containerHost)
{
var builder = DistributedApplication.CreateBuilder();
var redis = builder.AddRedis("myredis1").WithRedisCommander();
using var app = builder.Build();
// Add fake allocated endpoints.
redis.WithEndpoint("tcp", e => e.AllocatedEndpoint = new AllocatedEndpoint(e, "localhost", 5001, containerHost));
var model = app.Services.GetRequiredService<DistributedApplicationModel>();
var hook = new RedisCommanderConfigWriterHook();
await hook.AfterEndpointsAllocatedAsync(model, CancellationToken.None);
var commander = builder.Resources.Single(r => r.Name.EndsWith("-commander"));
var config = await EnvironmentVariableEvaluator.GetEnvironmentVariablesAsync(commander, DistributedApplicationOperation.Run, TestServiceProvider.Instance);
Assert.Equal($"myredis1:{containerHost}:5001:0", config["REDIS_HOSTS"]);
}
[Theory]
[InlineData("host.docker.internal")]
[InlineData("host.containers.internal")]
public async Task MultipleRedisInstanceProducesCorrectRedisHostsVariable(string containerHost)
{
var builder = DistributedApplication.CreateBuilder();
var redis1 = builder.AddRedis("myredis1").WithRedisCommander();
var redis2 = builder.AddRedis("myredis2").WithRedisCommander();
using var app = builder.Build();
// Add fake allocated endpoints.
redis1.WithEndpoint("tcp", e => e.AllocatedEndpoint = new AllocatedEndpoint(e, "localhost", 5001, containerHost));
redis2.WithEndpoint("tcp", e => e.AllocatedEndpoint = new AllocatedEndpoint(e, "localhost", 5002, "host2"));
var model = app.Services.GetRequiredService<DistributedApplicationModel>();
var hook = new RedisCommanderConfigWriterHook();
await hook.AfterEndpointsAllocatedAsync(model, CancellationToken.None);
var commander = builder.Resources.Single(r => r.Name.EndsWith("-commander"));
var config = await EnvironmentVariableEvaluator.GetEnvironmentVariablesAsync(commander, DistributedApplicationOperation.Run, TestServiceProvider.Instance);
Assert.Equal($"myredis1:{containerHost}:5001:0,myredis2:host2:5002:0", config["REDIS_HOSTS"]);
}
[Theory]
[InlineData(null)]
[InlineData(true)]
[InlineData(false)]
public void WithDataVolumeAddsVolumeAnnotation(bool? isReadOnly)
{
using var builder = TestDistributedApplicationBuilder.Create();
var redis = builder.AddRedis("myRedis");
if (isReadOnly.HasValue)
{
redis.WithDataVolume(isReadOnly: isReadOnly.Value);
}
else
{
redis.WithDataVolume();
}
var volumeAnnotation = redis.Resource.Annotations.OfType<ContainerMountAnnotation>().Single();
Assert.Equal("Aspire.Hosting.Tests-myRedis-data", volumeAnnotation.Source);
Assert.Equal("/data", volumeAnnotation.Target);
Assert.Equal(ContainerMountType.Volume, volumeAnnotation.Type);
Assert.Equal(isReadOnly ?? false, volumeAnnotation.IsReadOnly);
}
[Theory]
[InlineData(null)]
[InlineData(true)]
[InlineData(false)]
public void WithDataBindMountAddsMountAnnotation(bool? isReadOnly)
{
using var builder = TestDistributedApplicationBuilder.Create();
var redis = builder.AddRedis("myRedis");
if (isReadOnly.HasValue)
{
redis.WithDataBindMount("mydata", isReadOnly: isReadOnly.Value);
}
else
{
redis.WithDataBindMount("mydata");
}
var volumeAnnotation = redis.Resource.Annotations.OfType<ContainerMountAnnotation>().Single();
Assert.Equal(Path.Combine(builder.AppHostDirectory, "mydata"), volumeAnnotation.Source);
Assert.Equal("/data", volumeAnnotation.Target);
Assert.Equal(ContainerMountType.BindMount, volumeAnnotation.Type);
Assert.Equal(isReadOnly ?? false, volumeAnnotation.IsReadOnly);
}
[Fact]
public void WithDataVolumeAddsPersistenceAnnotation()
{
using var builder = TestDistributedApplicationBuilder.Create();
var redis = builder.AddRedis("myRedis")
.WithDataVolume();
Assert.True(redis.Resource.TryGetAnnotationsOfType<CommandLineArgsCallbackAnnotation>(out var argsCallbacks));
var args = new List<object>();
foreach (var argsAnnotation in argsCallbacks)
{
Assert.NotNull(argsAnnotation.Callback);
argsAnnotation.Callback(new CommandLineArgsCallbackContext(args));
}
Assert.Equal("--save 60 1".Split(" "), args);
}
[Fact]
public void WithDataVolumeDoesNotAddPersistenceAnnotationIfIsReadOnly()
{
using var builder = TestDistributedApplicationBuilder.Create();
var redis = builder.AddRedis("myRedis")
.WithDataVolume(isReadOnly: true);
var persistenceAnnotation = redis.Resource.Annotations.OfType<CommandLineArgsCallbackAnnotation>().SingleOrDefault();
Assert.Null(persistenceAnnotation);
}
[Fact]
public void WithDataBindMountAddsPersistenceAnnotation()
{
using var builder = TestDistributedApplicationBuilder.Create();
var redis = builder.AddRedis("myRedis")
.WithDataBindMount("myredisdata");
Assert.True(redis.Resource.TryGetAnnotationsOfType<CommandLineArgsCallbackAnnotation>(out var argsCallbacks));
var args = new List<object>();
foreach (var argsAnnotation in argsCallbacks)
{
Assert.NotNull(argsAnnotation.Callback);
argsAnnotation.Callback(new CommandLineArgsCallbackContext(args));
}
Assert.Equal("--save 60 1".Split(" "), args);
}
[Fact]
public void WithDataBindMountDoesNotAddPersistenceAnnotationIfIsReadOnly()
{
using var builder = TestDistributedApplicationBuilder.Create();
var redis = builder.AddRedis("myRedis")
.WithDataBindMount("myredisdata", isReadOnly: true);
var persistenceAnnotation = redis.Resource.Annotations.OfType<CommandLineArgsCallbackAnnotation>().SingleOrDefault();
Assert.Null(persistenceAnnotation);
}
[Fact]
public void WithPersistenceReplacesPreviousAnnotationInstances()
{
using var builder = TestDistributedApplicationBuilder.Create();
var redis = builder.AddRedis("myRedis")
.WithDataVolume()
.WithPersistence(TimeSpan.FromSeconds(10), 2);
Assert.True(redis.Resource.TryGetAnnotationsOfType<CommandLineArgsCallbackAnnotation>(out var argsCallbacks));
var args = new List<object>();
foreach (var argsAnnotation in argsCallbacks)
{
Assert.NotNull(argsAnnotation.Callback);
argsAnnotation.Callback(new CommandLineArgsCallbackContext(args));
}
Assert.Equal("--save 10 2".Split(" "), args);
}
[Fact]
public void WithPersistenceAddsCommandLineArgsAnnotation()
{
using var builder = TestDistributedApplicationBuilder.Create();
var redis = builder.AddRedis("myRedis")
.WithPersistence(TimeSpan.FromSeconds(60));
Assert.True(redis.Resource.TryGetAnnotationsOfType<CommandLineArgsCallbackAnnotation>(out var argsAnnotations));
Assert.NotNull(argsAnnotations.SingleOrDefault());
}
}
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