// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using Microsoft.AspNetCore.Mvc.ApiExplorer;
using Microsoft.AspNetCore.OpenApi;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting.Internal;
using Microsoft.Extensions.Options;
using Moq;
 
public partial class OpenApiDocumentServiceTests
{
    [Fact]
    public void GetOpenApiServers_HandlesServerAddressFeatureWithValues()
    {
        // Arrange
        var hostEnvironment = new HostingEnvironment
        {
            ApplicationName = "TestApplication",
            EnvironmentName = "Development"
        };
        var docService = new OpenApiDocumentService(
            "v1",
            new Mock<IApiDescriptionGroupCollectionProvider>().Object,
            hostEnvironment,
            GetMockOptionsMonitor(),
            new Mock<IKeyedServiceProvider>().Object,
            new OpenApiTestServer(["http://localhost:5000"]));
 
        // Act
        var servers = docService.GetOpenApiServers();
 
        // Assert
        Assert.Contains("http://localhost:5000", servers.Select(s => s.Url));
    }
 
    [Fact]
    public void GetOpenApiServers_HandlesServerAddressFeatureWithMultipleValues()
    {
        // Arrange
        var hostEnvironment = new HostingEnvironment
        {
            ApplicationName = "TestApplication",
            EnvironmentName = "Development"
        };
        var docService = new OpenApiDocumentService(
            "v1",
            new Mock<IApiDescriptionGroupCollectionProvider>().Object,
            hostEnvironment,
            GetMockOptionsMonitor(),
            new Mock<IKeyedServiceProvider>().Object,
            new OpenApiTestServer(["http://localhost:5000", "http://localhost:5002"]));
 
        // Act
        var servers = docService.GetOpenApiServers();
 
        // Assert
        Assert.Contains("http://localhost:5000", servers.Select(s => s.Url));
        Assert.Contains("http://localhost:5002", servers.Select(s => s.Url));
    }
 
    [Fact]
    public void GetOpenApiServers_HandlesNonDevelopmentEnvironment()
    {
        // Arrange
        var hostEnvironment = new HostingEnvironment
        {
            ApplicationName = "TestApplication",
            EnvironmentName = "Production"
        };
        var docService = new OpenApiDocumentService(
            "v1",
            new Mock<IApiDescriptionGroupCollectionProvider>().Object,
            hostEnvironment,
            GetMockOptionsMonitor(),
            new Mock<IKeyedServiceProvider>().Object,
            new OpenApiTestServer(["http://localhost:5000"]));
 
        // Act
        var servers = docService.GetOpenApiServers();
 
        // Assert
        Assert.Empty(servers);
    }
 
    [Fact]
    public void GetOpenApiServers_HandlesServerAddressFeatureWithNoValues()
    {
        // Arrange
        var hostEnvironment = new HostingEnvironment
        {
            ApplicationName = "TestApplication",
            EnvironmentName = "Development"
        };
        var docService = new OpenApiDocumentService(
            "v2",
            new Mock<IApiDescriptionGroupCollectionProvider>().Object,
            hostEnvironment,
            GetMockOptionsMonitor(),
            new Mock<IKeyedServiceProvider>().Object,
            new OpenApiTestServer());
 
        // Act
        var servers = docService.GetOpenApiServers();
 
        // Assert
        Assert.Empty(servers);
    }
}