public async Task ReadAsync_ReturnsFailure_IfItCanNotUnderstandTheContentTypeEncoding()
{
// Arrange
var formatter = new TestFormatter();
formatter.SupportedEncodings.Add(Encoding.ASCII);
var context = new InputFormatterContext(
new DefaultHttpContext(),
"something",
new ModelStateDictionary(),
new EmptyModelMetadataProvider().GetMetadataForType(typeof(object)),
(stream, encoding) => new StreamReader(stream, encoding));
context.HttpContext.Request.ContentType = "application/json;charset=utf-8";
context.HttpContext.Request.ContentLength = 1;
// Act
var result = await formatter.ReadAsync(context);
// Assert
Assert.True(result.HasError);
Assert.True(context.ModelState.ContainsKey("something"));
Assert.Single(context.ModelState["something"].Errors);
var error = context.ModelState["something"].Errors[0];
Assert.IsType <UnsupportedContentTypeException>(error.Exception);
}
public async Task ReadAsync_WithEmptyRequest_ReturnsNoValueResultWhenExpected(bool allowEmptyInputValue, bool expectedIsModelSet)
{
// Arrange
var formatter = new TestFormatter();
var context = new InputFormatterContext(
new DefaultHttpContext(),
string.Empty,
new ModelStateDictionary(),
new EmptyModelMetadataProvider().GetMetadataForType(typeof(object)),
(s, e) => new StreamReader(s, e),
allowEmptyInputValue);
context.HttpContext.Request.ContentLength = 0;
// Act
var result = await formatter.ReadAsync(context);
// Assert
Assert.False(result.HasError);
Assert.Null(result.Model);
Assert.Equal(expectedIsModelSet, result.IsModelSet);
}
