public void Test1([NotNull] string contentType, char delimiter)
{
HttpContext context =
GetHttpContext(("Content-Type", contentType));
OutputFormatterWriteContext outputContext =
GetOutputWriteContext(
context,
new[]
{
new { a = 1, b = 2, c = 3 },
new { a = 2, b = 4, c = 6 }
});
DelimitedOutputFormatter formatter = new DelimitedOutputFormatter();
formatter.Add(contentType, delimiter);
// Does the formatter accept the content type?
Assert.True(formatter.CanWriteResult(outputContext));
formatter.WriteAsync(outputContext).Wait();
// Did the formatter set the response headers?
Assert.Equal($"{contentType}; charset={Encoding.UTF8.WebName}", context.Response.ContentType);
Assert.Equal(Encoding.UTF8.WebName, context.Response.Headers["charset"]);
Assert.Equal("present", context.Response.Headers["header"]);
Assert.Equal(StatusCodes.Status200OK, context.Response.StatusCode);
// Did the formatter write the response to the body?
string eol = Environment.NewLine;
string expected = $"a{delimiter}b{delimiter}c{eol}1{delimiter}2{delimiter}3{eol}2{delimiter}4{delimiter}6{eol}";
Assert.Equal(expected, GetBodyString(context.Response));
}
public static MvcOptions AddDelimitedOutputFormatter([NotNull] this MvcOptions options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
DelimitedOutputFormatter formatter = new DelimitedOutputFormatter();
formatter.Add("text/csv", ',');
formatter.Add("text/psv", '|');
formatter.Add("text/tab-separated-values", '\t');
options.OutputFormatters.Add(formatter);
options.FormatterMappings.SetMediaTypeMappingForFormat("csv", "text/csv");
options.FormatterMappings.SetMediaTypeMappingForFormat("psv", "text/psv");
options.FormatterMappings.SetMediaTypeMappingForFormat("tsv", "text/tab-separated-values");
return(options);
}
