AS400_API_DOTNET/AS400API.Tests/ApiIntegrationTests.cs
2025-10-20 14:25:01 +07:00

108 lines
4.2 KiB
C#

using System.Net;
using System.Net.Http.Headers;
using System.Net.Http.Json;
using System.Text.Json;
using AS400API.Auth;
using Microsoft.AspNetCore.Mvc.Testing;
using Xunit;
namespace AS400API.Tests;
public sealed class ApiIntegrationTests : IClassFixture<WebApplicationFactory<Program>>
{
private static readonly JsonSerializerOptions JsonOptions = new(JsonSerializerDefaults.Web)
{
PropertyNameCaseInsensitive = true
};
private readonly WebApplicationFactory<Program> _factory;
public ApiIntegrationTests(WebApplicationFactory<Program> factory)
{
_factory = factory.WithWebHostBuilder(builder =>
{
builder.UseSetting("DOTNET_ENVIRONMENT", "Development");
});
}
[Fact]
public async Task GetRoot_ReturnsExpectedPayload()
{
var client = _factory.CreateClient();
var response = await client.GetAsync("/");
var body = await response.Content.ReadAsStringAsync();
Assert.True(response.IsSuccessStatusCode, FormatFailure("GET /", response.StatusCode, body));
var payload = JsonSerializer.Deserialize<RootResponse>(body, JsonOptions);
Assert.NotNull(payload);
Assert.Equal("AS400API", payload!.Name);
Assert.Equal("ok", payload.Status);
}
[Fact]
public async Task Login_WithValidCredentials_ReturnsToken()
{
var client = _factory.CreateClient();
var request = new LoginRequest("admin", "Pass@123");
var response = await client.PostAsJsonAsync("/api/v1/auth/login", request, JsonOptions);
var body = await response.Content.ReadAsStringAsync();
Assert.True(response.IsSuccessStatusCode, FormatFailure("POST /api/v1/auth/login", response.StatusCode, body));
var payload = JsonSerializer.Deserialize<LoginResponse>(body, JsonOptions);
Assert.NotNull(payload);
Assert.Equal("Bearer", payload!.TokenType);
Assert.True(payload.ExpiresIn > 0);
Assert.False(string.IsNullOrWhiteSpace(payload.AccessToken));
Assert.Contains("Admin", payload.Roles);
}
[Fact]
public async Task Login_WithInvalidCredentials_ReturnsUnauthorized()
{
var client = _factory.CreateClient();
var request = new LoginRequest("admin", "wrong-password");
var response = await client.PostAsJsonAsync("/api/v1/auth/login", request, JsonOptions);
var body = await response.Content.ReadAsStringAsync();
Assert.Equal(HttpStatusCode.Unauthorized, response.StatusCode);
Assert.True(string.IsNullOrEmpty(body) || body.Contains("error", StringComparison.OrdinalIgnoreCase));
}
[Fact]
public async Task UsersMe_WithValidToken_ReturnsProfile()
{
var client = _factory.CreateClient();
var loginResponse = await client.PostAsJsonAsync("/api/v1/auth/login", new LoginRequest("operator", "Pass@123"), JsonOptions);
var loginBody = await loginResponse.Content.ReadAsStringAsync();
Assert.True(loginResponse.IsSuccessStatusCode, FormatFailure("POST /api/v1/auth/login", loginResponse.StatusCode, loginBody));
var tokenPayload = JsonSerializer.Deserialize<LoginResponse>(loginBody, JsonOptions);
Assert.NotNull(tokenPayload);
client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", tokenPayload!.AccessToken);
var profileResponse = await client.GetAsync("/api/v1/users/me");
var profileBody = await profileResponse.Content.ReadAsStringAsync();
Assert.True(profileResponse.IsSuccessStatusCode, FormatFailure("GET /api/v1/users/me", profileResponse.StatusCode, profileBody));
var profile = JsonSerializer.Deserialize<UserProfileResponse>(profileBody, JsonOptions);
Assert.NotNull(profile);
Assert.Equal("operator", profile!.Username);
Assert.Contains("Operator", profile.Roles);
}
private static string FormatFailure(string action, HttpStatusCode status, string body) =>
$"{action} failed with status {(int)status} ({status}). Body: {body}";
private sealed record RootResponse(string Name, string Status);
private sealed record LoginRequest(string Username, string Password);
private sealed record UserProfileResponse(string Username, string[] Roles);
}