public async Task NamingStrategy_DoesNotAffectSerialization_WithJsonObject(NamingStrategy strategy)
{
// Arrange
var user = new UserWithJsonObject
{
age = 35,
FullName = "John",
};
var expected = "{\"age\":35,\"full_name\":\"John\"}";
var context = GetOutputFormatterContext(user, typeof(UserWithJsonProperty));
var settings = new JsonSerializerSettings
{
ContractResolver = new DefaultContractResolver
{
NamingStrategy = strategy,
},
};
var formatter = new TestableJsonOutputFormatter(settings);
// Act
await formatter.WriteResponseBodyAsync(context, Encoding.UTF8);
// Assert
var body = context.HttpContext.Response.Body;
Assert.NotNull(body);
body.Position = 0;
var content = new StreamReader(body, Encoding.UTF8).ReadToEnd();
Assert.Equal(expected, content);
}
public async Task ChangesTo_SerializerSettings_AfterSerialization_DoNotAffectSerialization()
{
// Arrange
var person = new User()
{
FullName = "John", age = 35
};
var expectedOutput = JsonConvert.SerializeObject(person, new JsonSerializerSettings());
var jsonFormatter = new TestableJsonOutputFormatter(new JsonSerializerSettings());
// This will create a serializer - which gets cached.
var outputFormatterContext1 = GetOutputFormatterContext(person, typeof(User));
await jsonFormatter.WriteResponseBodyAsync(outputFormatterContext1, Encoding.UTF8);
// These changes should have no effect.
jsonFormatter.SerializerSettings.ContractResolver = new CamelCasePropertyNamesContractResolver();
jsonFormatter.SerializerSettings.Formatting = Formatting.Indented;
var outputFormatterContext2 = GetOutputFormatterContext(person, typeof(User));
// Act
await jsonFormatter.WriteResponseBodyAsync(outputFormatterContext2, Encoding.UTF8);
// Assert
var body = outputFormatterContext2.HttpContext.Response.Body;
Assert.NotNull(body);
body.Position = 0;
var content = new StreamReader(body, Encoding.UTF8).ReadToEnd();
Assert.Equal(expectedOutput, content);
}
public async Task NamingStrategy_AffectsSerialization(NamingStrategy strategy, string expected)
{
// Arrange
var user = new User {
FullName = "John", age = 35
};
var context = GetOutputFormatterContext(user, typeof(User));
var settings = new JsonSerializerSettings
{
ContractResolver = new DefaultContractResolver
{
NamingStrategy = strategy,
},
};
var formatter = new TestableJsonOutputFormatter(settings);
// Act
await formatter.WriteResponseBodyAsync(context, Encoding.UTF8);
// Assert
var body = context.HttpContext.Response.Body;
Assert.NotNull(body);
body.Position = 0;
var content = new StreamReader(body, Encoding.UTF8).ReadToEnd();
Assert.Equal(expected, content);
}
public async Task ChangesTo_SerializerSettings_AfterSerialization_DoNotAffectSerialization()
{
// Arrange
var person = new User() { FullName = "John", age = 35 };
var expectedOutput = JsonConvert.SerializeObject(person, new JsonSerializerSettings());
var jsonFormatter = new TestableJsonOutputFormatter(new JsonSerializerSettings());
// This will create a serializer - which gets cached.
var outputFormatterContext1 = GetOutputFormatterContext(person, typeof(User));
await jsonFormatter.WriteResponseBodyAsync(outputFormatterContext1, Encoding.UTF8);
// These changes should have no effect.
jsonFormatter.SerializerSettings.ContractResolver = new CamelCasePropertyNamesContractResolver();
jsonFormatter.SerializerSettings.Formatting = Formatting.Indented;
var outputFormatterContext2 = GetOutputFormatterContext(person, typeof(User));
// Act
await jsonFormatter.WriteResponseBodyAsync(outputFormatterContext2, Encoding.UTF8);
// Assert
var body = outputFormatterContext2.HttpContext.Response.Body;
Assert.NotNull(body);
body.Position = 0;
var content = new StreamReader(body, Encoding.UTF8).ReadToEnd();
Assert.Equal(expectedOutput, content);
}
public async Task SerializingWithPreserveReferenceHandling()
{
// Arrange
var expected = "{\"$id\":\"1\",\"fullName\":\"John\",\"age\":35}";
var user = new User {
FullName = "John", age = 35
};
var settings = new JsonSerializerSettings
{
ContractResolver = new DefaultContractResolver
{
NamingStrategy = new CamelCaseNamingStrategy(),
},
PreserveReferencesHandling = PreserveReferencesHandling.All,
};
var formatter = new TestableJsonOutputFormatter(settings);
for (var i = 0; i < 3; i++)
{
// Act
var context = GetOutputFormatterContext(user, typeof(User));
await formatter.WriteResponseBodyAsync(context, Encoding.UTF8);
// Assert
var body = context.HttpContext.Response.Body;
Assert.NotNull(body);
body.Position = 0;
var content = new StreamReader(body, Encoding.UTF8).ReadToEnd();
Assert.Equal(expected, content);
}
}
public void Creates_SerializerSettings_ByDefault()
{
// Arrange & Act
var jsonFormatter = new TestableJsonOutputFormatter(new JsonSerializerSettings());
// Assert
Assert.NotNull(jsonFormatter.SerializerSettings);
}
public void Creates_SerializerSettings_ByDefault()
{
// Arrange & Act
var jsonFormatter = new TestableJsonOutputFormatter(new JsonSerializerSettings());
// Assert
Assert.NotNull(jsonFormatter.SerializerSettings);
}
public void Constructor_UsesSerializerSettings()
{
// Arrange
// Act
var serializerSettings = new JsonSerializerSettings();
var jsonFormatter = new TestableJsonOutputFormatter(serializerSettings);
// Assert
Assert.Same(serializerSettings, jsonFormatter.SerializerSettings);
}
public void Constructor_UsesSerializerSettings()
{
// Arrange
// Act
var serializerSettings = new JsonSerializerSettings();
var jsonFormatter = new TestableJsonOutputFormatter(serializerSettings);
// Assert
Assert.Same(serializerSettings, jsonFormatter.SerializerSettings);
}
public async Task NamingStrategy_DoesNotAffectDictionarySerialization(NamingStrategy strategy)
{
// Arrange
var dictionary = new Dictionary <string, int>(StringComparer.Ordinal)
{
{ "id", 12 },
{ "Id", 12 },
{ "fullName", 12 },
{ "full-name", 12 },
{ "FullName", 12 },
{ "full_Name", 12 },
};
var expected = "{\"id\":12,\"Id\":12,\"fullName\":12,\"full-name\":12,\"FullName\":12,\"full_Name\":12}";
var context = GetOutputFormatterContext(dictionary, typeof(Dictionary <string, int>));
var settings = new JsonSerializerSettings
{
ContractResolver = new DefaultContractResolver
{
NamingStrategy = strategy,
},
};
var formatter = new TestableJsonOutputFormatter(settings);
// Act
await formatter.WriteResponseBodyAsync(context, Encoding.UTF8);
// Assert
var body = context.HttpContext.Response.Body;
Assert.NotNull(body);
body.Position = 0;
var content = new StreamReader(body, Encoding.UTF8).ReadToEnd();
Assert.Equal(expected, content);
}
public async Task NamingStrategy_DoesNotAffectSerialization_WithJsonObject(NamingStrategy strategy)
{
// Arrange
var user = new UserWithJsonObject
{
age = 35,
FullName = "John",
};
var expected = "{\"age\":35,\"full_name\":\"John\"}";
var context = GetOutputFormatterContext(user, typeof(UserWithJsonProperty));
var settings = new JsonSerializerSettings
{
ContractResolver = new DefaultContractResolver
{
NamingStrategy = strategy,
},
};
var formatter = new TestableJsonOutputFormatter(settings);
// Act
await formatter.WriteResponseBodyAsync(context, Encoding.UTF8);
// Assert
var body = context.HttpContext.Response.Body;
Assert.NotNull(body);
body.Position = 0;
var content = new StreamReader(body, Encoding.UTF8).ReadToEnd();
Assert.Equal(expected, content);
}
public async Task NamingStrategy_DoesNotAffectDictionarySerialization(NamingStrategy strategy)
{
// Arrange
var dictionary = new Dictionary<string, int>(StringComparer.Ordinal)
{
{ "id", 12 },
{ "Id", 12 },
{ "fullName", 12 },
{ "full-name", 12 },
{ "FullName", 12 },
{ "full_Name", 12 },
};
var expected = "{\"id\":12,\"Id\":12,\"fullName\":12,\"full-name\":12,\"FullName\":12,\"full_Name\":12}";
var context = GetOutputFormatterContext(dictionary, typeof(Dictionary<string, int>));
var settings = new JsonSerializerSettings
{
ContractResolver = new DefaultContractResolver
{
NamingStrategy = strategy,
},
};
var formatter = new TestableJsonOutputFormatter(settings);
// Act
await formatter.WriteResponseBodyAsync(context, Encoding.UTF8);
// Assert
var body = context.HttpContext.Response.Body;
Assert.NotNull(body);
body.Position = 0;
var content = new StreamReader(body, Encoding.UTF8).ReadToEnd();
Assert.Equal(expected, content);
}
public async Task NamingStrategy_AffectsSerialization(NamingStrategy strategy, string expected)
{
// Arrange
var user = new User { FullName = "John", age = 35 };
var context = GetOutputFormatterContext(user, typeof(User));
var settings = new JsonSerializerSettings
{
ContractResolver = new DefaultContractResolver
{
NamingStrategy = strategy,
},
};
var formatter = new TestableJsonOutputFormatter(settings);
// Act
await formatter.WriteResponseBodyAsync(context, Encoding.UTF8);
// Assert
var body = context.HttpContext.Response.Body;
Assert.NotNull(body);
body.Position = 0;
var content = new StreamReader(body, Encoding.UTF8).ReadToEnd();
Assert.Equal(expected, content);
}
