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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.Globalization;
using System.Net;
using System.Net.Http;
using System.Net.Http.Json;
using System.Reflection;
using System.Text;
using FormatterWebSite.Controllers;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.InternalTesting;
using Microsoft.AspNetCore.Mvc.Testing;
using Xunit.Abstractions;
namespace Microsoft.AspNetCore.Mvc.FunctionalTests;
public abstract class JsonInputFormatterTestBase<TStartup> : LoggedTest where TStartup : class
{
private static void ConfigureWebHostBuilder(IWebHostBuilder builder) =>
builder.UseStartup<TStartup>();
protected override void Initialize(TestContext context, MethodInfo methodInfo, object[] testMethodArguments, ITestOutputHelper testOutputHelper)
{
base.Initialize(context, methodInfo, testMethodArguments, testOutputHelper);
Factory = new MvcTestFixture<TStartup>(LoggerFactory).WithWebHostBuilder(ConfigureWebHostBuilder);
Client = Factory.CreateDefaultClient();
}
public override void Dispose()
{
Factory.Dispose();
base.Dispose();
}
public WebApplicationFactory<TStartup> Factory { get; private set; }
public HttpClient Client { get; private set; }
[Theory]
[InlineData("application/json")]
[InlineData("text/json")]
public async Task JsonInputFormatter_IsSelectedForJsonRequest(string requestContentType)
{
// Arrange
var sampleInputInt = 10;
var input = "{\"sampleInt\":10}"{\"sampleInt\":10}";
var content = new StringContent(input, Encoding.UTF8, requestContentType);
// Act
var response = await Client.PostAsync("http://localhost/Home/Index", content);
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal(sampleInputInt.ToString(CultureInfo.InvariantCulture), await response.Content.ReadAsStringAsync());
}
[Theory]
[InlineData("application/json", "{\"sampleInt\":10}"{\"sampleInt\":10}", 10)]
[InlineData("application/json", "{}", 0)]
public async Task JsonInputFormatter_IsModelStateValid_ForValidContentType(
string requestContentType,
string jsonInput,
int expectedSampleIntValue)
{
// Arrange
var content = new StringContent(jsonInput, Encoding.UTF8, requestContentType);
// Act
var response = await Client.PostAsync("http://localhost/JsonFormatter/ReturnInput/", content);
var responseBody = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal(expectedSampleIntValue.ToString(CultureInfo.InvariantCulture), responseBody);
}
[Theory]
[InlineData("\"I'm a JSON string!\"")]
[InlineData("true")]
[InlineData("\"\"")] // Empty string
public virtual async Task JsonInputFormatter_ReturnsDefaultValue_ForValueTypes(string input)
{
// Arrange
var content = new StringContent(input, Encoding.UTF8, "application/json");
// Act
var response = await Client.PostAsync("http://localhost/JsonFormatter/ValueTypeAsBody/", content);
var responseBody = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.BadRequest, response.StatusCode);
Assert.Equal("0", responseBody);
}
[Fact]
public async Task JsonInputFormatter_ReadsPrimitiveTypes()
{
// Arrange
var expected = "1773";
var content = new StringContent(expected, Encoding.UTF8, "application/json");
// Act
var response = await Client.PostAsync("http://localhost/JsonFormatter/ValueTypeAsBody/", content);
var responseBody = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal(expected, responseBody);
}
[Fact]
public async Task JsonInputFormatter_RoundtripsPocoModel()
{
// Arrange
var expected = new JsonFormatterController.SimpleModel()
{
Id = 18,
Name = "James",
StreetName = "JnK",
};
// Act
var response = await Client.PostAsJsonAsync("http://localhost/JsonFormatter/RoundtripSimpleModel/", expected);
var actual = await response.Content.ReadAsAsync<JsonFormatterController.SimpleModel>();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal(expected.Id, actual.Id);
Assert.Equal(expected.Name, actual.Name);
Assert.Equal(expected.StreetName, actual.StreetName);
}
[Fact]
public virtual async Task JsonInputFormatter_RoundtripsRecordType()
{
// Arrange
var expected = new JsonFormatterController.SimpleRecordModel(18, "James", "JnK");
// Act
var response = await Client.PostAsJsonAsync("http://localhost/JsonFormatter/RoundtripRecordType/", expected);
var actual = await response.Content.ReadAsAsync<JsonFormatterController.SimpleRecordModel>();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal(expected.Id, actual.Id);
Assert.Equal(expected.Name, actual.Name);
Assert.Equal(expected.StreetName, actual.StreetName);
}
[Fact]
public virtual async Task JsonInputFormatter_ValidationWithRecordTypes_ValidationErrors()
{
// Arrange
var expected = new JsonFormatterController.SimpleModelWithValidation(123, "This is a very long name", StreetName: null);
// Act
var response = await Client.PostAsJsonAsync($"JsonFormatter/{nameof(JsonFormatterController.RoundtripModelWithValidation)}", expected);
// Assert
await response.AssertStatusCodeAsync(HttpStatusCode.BadRequest);
var problem = await response.Content.ReadFromJsonAsync<ValidationProblemDetails>();
Assert.Collection(
problem.Errors.OrderBy(e => e.Key),
kvp =>
{
Assert.Equal("Id", kvp.Key);
Assert.Equal("The field Id must be between 1 and 100.", Assert.Single(kvp.Value));
},
kvp =>
{
Assert.Equal("Name", kvp.Key);
Assert.Equal("The field Name must be a string with a minimum length of 2 and a maximum length of 8.", Assert.Single(kvp.Value));
},
kvp =>
{
Assert.Equal("StreetName", kvp.Key);
Assert.Equal("The StreetName field is required.", Assert.Single(kvp.Value));
});
}
[Fact]
public virtual async Task JsonInputFormatter_ValidationWithRecordTypes_NoValidationErrors()
{
// Arrange
var expected = new JsonFormatterController.SimpleModelWithValidation(99, "TestName", "Some address");
// Act
var response = await Client.PostAsJsonAsync($"JsonFormatter/{nameof(JsonFormatterController.RoundtripModelWithValidation)}", expected);
// Assert
await response.AssertStatusCodeAsync(HttpStatusCode.OK);
var actual = await response.Content.ReadFromJsonAsync<JsonFormatterController.SimpleModel>();
Assert.Equal(expected.Id, actual.Id);
Assert.Equal(expected.Name, actual.Name);
Assert.Equal(expected.StreetName, actual.StreetName);
}
[Fact]
public async Task JsonInputFormatter_Returns415UnsupportedMediaType_ForEmptyContentType()
{
// Arrange
var jsonInput = "{\"sampleInt\":10}"{\"sampleInt\":10}";
var content = new StringContent(jsonInput, Encoding.UTF8, "application/json");
content.Headers.Clear();
// Act
var response = await Client.PostAsync("http://localhost/JsonFormatter/ReturnInput/", content);
// Assert
Assert.Equal(HttpStatusCode.UnsupportedMediaType, response.StatusCode);
}
[Theory]
[InlineData("application/json", "{\"sampleInt\":10}"{\"sampleInt\":10}", 10)]
[InlineData("application/json", "{}", 0)]
public async Task JsonInputFormatter_IsModelStateValid_ForTransferEncodingChunk(
string requestContentType,
string jsonInput,
int expectedSampleIntValue)
{
// Arrange
var content = new StringContent(jsonInput, Encoding.UTF8, requestContentType);
var request = new HttpRequestMessage(HttpMethod.Post, "http://localhost/JsonFormatter/ReturnInput/");
request.Headers.TransferEncodingChunked = true;
request.Content = content;
// Act
var response = await Client.SendAsync(request);
var responseBody = await response.Content.ReadAsStringAsync();
// Assert
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal(expectedSampleIntValue.ToString(CultureInfo.InvariantCulture), responseBody);
}
}
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