Method TestHeadersHTTPStatusGRPCStatus

internal/transport/transport_test.go:2214–2434

TestHeadersHTTPStatusGRPCStatus tests requests with certain headers get a certain HTTP and gRPC status back.

(t *testing.T)

// TestHeadersHTTPStatusGRPCStatus tests requests with certain headers get a
// certain HTTP and gRPC status back.
func (s) TestHeadersHTTPStatusGRPCStatus(t *testing.T) {
	tests := []struct {
		name    string
		headers []struct {
			name   string
			values []string
		}
		httpStatusWant  string
		grpcStatusWant  string
		grpcMessageWant string
	}{
		// Note: multiple authority headers are handled by the framer itself,
		// which will cause a stream error. Thus, it will never get to
		// operateHeaders with the check in operateHeaders for possible
		// grpc-status sent back.

		// multiple :authority or multiple Host headers would make the eventual
		// :authority ambiguous as per A41. This takes precedence even over the
		// fact a request is non grpc. All of these requests should be rejected
		// with grpc-status Internal. Thus, requests with multiple hosts should
		// get rejected with HTTP Status 400 and gRPC status Internal,
		// regardless of whether the client is speaking gRPC or not.
		{
			name: "Multiple host headers non grpc",
			headers: []struct {
				name   string
				values []string
			}{
				{name: ":method", values: []string{"POST"}},
				{name: ":path", values: []string{"foo"}},
				{name: ":authority", values: []string{"localhost"}},
				{name: "host", values: []string{"localhost", "localhost2"}},
			},
			httpStatusWant:  "400",
			grpcStatusWant:  "13",
			grpcMessageWant: "both must only have 1 value as per HTTP/2 spec",
		},
		{
			name: "Multiple host headers grpc",
			headers: []struct {
				name   string
				values []string
			}{
				{name: ":method", values: []string{"POST"}},
				{name: ":path", values: []string{"foo"}},
				{name: ":authority", values: []string{"localhost"}},
				{name: "content-type", values: []string{"application/grpc"}},
				{name: "host", values: []string{"localhost", "localhost2"}},
			},
			httpStatusWant:  "400",
			grpcStatusWant:  "13",
			grpcMessageWant: "both must only have 1 value as per HTTP/2 spec",
		},
		// If the client sends an HTTP/2 request with a :method header with a
		// value other than POST, as specified in the gRPC over HTTP/2
		// specification, the server should fail the RPC.
		{
			name: "Client Sending Wrong Method",