public async Task OD_Middleware_null()
{
await ODataTestAsync(async() =>
{
// ARRANGE
// Create HttpContext
var httpContext = new DefaultHttpContext();
var request = httpContext.Request;
request.Host = new HostString("example.com");
request.Path = "/OData.svc/Root('IMS')/Name/$value";
request.QueryString = QueryString.Empty;
request.Method = "GET";
var responseStream = httpContext.Response.Body = new MemoryStream();
// ACTION: Simulate the aspnet framework
var odata = new ODataMiddleware(null, null, null);
// call the first of the chain
await odata.InvokeAsync(httpContext, null);
// ASSERT
// check response
string text;
responseStream.Seek(0, SeekOrigin.Begin);
using (var reader = new StreamReader(responseStream))
text = reader.ReadToEnd();
Assert.AreEqual("IMS", text);
// there is no additional headers
var header = httpContext.Response.Headers.FirstOrDefault(h => h.Key == "Header1");
Assert.IsNull(header.Key);
Assert.AreEqual(0, header.Value.Count);
}).ConfigureAwait(false);
}
public async Task OD_Middleware()
{
await ODataTestAsync(async() =>
{
// ARRANGE
// Create HttpContext
var httpContext = new DefaultHttpContext();
var request = httpContext.Request;
request.Path = "/OData.svc/Root('IMS')/Name/$value";
request.QueryString = QueryString.Empty;
request.Method = "GET";
var responseStream = httpContext.Response.Body = new MemoryStream();
// ACTION: Simulate the aspnet framework
// instantiate the OData with the next chain member
var odata = new ODataMiddleware(new TestMiddleware(null).InvokeAsync);
// call the first of the chain
await odata.InvokeAsync(httpContext);
// ASSERT
// check response
string text;
responseStream.Seek(0, SeekOrigin.Begin);
using (var reader = new StreamReader(responseStream))
text = reader.ReadToEnd();
Assert.AreEqual("IMS", text);
// check additional header
var header = httpContext.Response.Headers.FirstOrDefault(h => h.Key == "Header1");
Assert.IsNotNull(header);
Assert.AreEqual("HeaderValue1", header.Value.ToString());
}).ConfigureAwait(false);
}