ResponseMetaTests.cs

using System.Net;
using FluentAssertions;
using JsonApiDotNetCore.Configuration;
using JsonApiDotNetCore.Serialization.Response;
using Microsoft.Extensions.DependencyInjection;
using TestBuildingBlocks;
using Xunit;

namespace JsonApiDotNetCoreTests.IntegrationTests.Meta;

public sealed class ResponseMetaTests : IClassFixture<IntegrationTestContext<TestableStartup<MetaDbContext>, MetaDbContext>>
{
    private readonly IntegrationTestContext<TestableStartup<MetaDbContext>, MetaDbContext> _testContext;

    public ResponseMetaTests(IntegrationTestContext<TestableStartup<MetaDbContext>, MetaDbContext> testContext)
    {
        _testContext = testContext;

        testContext.UseController<ProductFamiliesController>();
        testContext.UseController<SupportTicketsController>();

        testContext.ConfigureServices(services => services.AddSingleton<IResponseMeta, SupportResponseMeta>());

        var options = (JsonApiOptions)testContext.Factory.Services.GetRequiredService<IJsonApiOptions>();
        options.IncludeTotalResourceCount = false;
    }

    [Fact]
    public async Task Returns_top_level_meta()
    {
        // Arrange
        await _testContext.RunOnDatabaseAsync(async dbContext =>
        {
            await dbContext.ClearTableAsync<SupportTicket>();
        });

        const string route = "/supportTickets";

        // Act
        (HttpResponseMessage httpResponse, string responseDocument) = await _testContext.ExecuteGetAsync<string>(route);

        // Assert
        httpResponse.ShouldHaveStatusCode(HttpStatusCode.OK);

        responseDocument.Should().BeJson("""
            {
              "links": {
                "self": "http://localhost/supportTickets",
                "first": "http://localhost/supportTickets"
              },
              "data": [],
              "meta": {
                "license": "MIT",
                "projectUrl": "https://github.com/json-api-dotnet/JsonApiDotNetCore/",
                "versions": [
                  "v4.0.0",
                  "v3.1.0",
                  "v2.5.2",
                  "v1.3.1"
                ]
              }
            }
            """);
    }
}