More test coverage.

Author: ioquatix

lib/async/timeout.rb

@@ -58,6 +58,9 @@ def cancelled?
 			@handle.cancelled?
 		end
 
+		class CancelledError < RuntimeError
+		end
+		
 		# Reschedule the timeout to occur at the specified time.
 		#
 		# @parameter time [Numeric] The new time to schedule the timeout for.
@@ -72,7 +75,7 @@ def cancelled?
 
 				return time
 			else
-				raise RuntimeError, "Cannot reschedule a cancelled timeout!"
+				raise CancelledError, "Cannot reschedule a cancelled timeout!"
 			end
 		end
 	end

test/async/timeout.rb

@@ -45,5 +45,14 @@
 				expect(timeout).to be(:cancelled?)
 			end
 		end
+		
+		it "can't reschedule a cancelled timeout" do
+			scheduler.with_timeout(1) do |timeout|
+				timeout.cancel!
+				expect do
+					timeout.adjust(1)
+				end.to raise_exception(Async::Timeout::CancelledError)
+			end
+		end
 	end
 end