Fix race conditions due to IO#write.

Author: ioquatix

test/async/notification.rb

@@ -31,7 +31,6 @@
 
 		expect(task.status).to be == :running
 
-		sequence << :yielding
 		reactor.yield
 		sequence << :finished
 
@@ -41,9 +40,7 @@
 			:waiting,
 			:running,
 			:signalled,
-			:yielding,
 			:resumed,
-			:finished
 		]
 	end
 

test/io.rb

@@ -101,7 +101,7 @@
 			read_task = Async do
 				expect do
 					r.read(5)
-				end.to raise_exception(IOError, message: be =~ /stream closed/)
+				end.to raise_exception(IOError, message: be =~ /closed/)
 			end
 
 			r.close
@@ -116,7 +116,7 @@
 			read_task = Async do
 				expect do
 					r.read(5)
-				end.to raise_exception(IOError, message: be =~ /stream closed/)
+				end.to raise_exception(IOError, message: be =~ /closed/)
 			end
 
 			close_task = Async do
@@ -135,7 +135,7 @@
 			read_task = Async do
 				expect do
 					r.read(5)
-				end.to raise_exception(IOError, message: be =~ /stream closed/)
+				end.to raise_exception(IOError, message: be =~ /closed/)
 			end
 
 			close_thread = Thread.new do
@@ -154,7 +154,7 @@
 			read_task = Async do
 				expect do
 					r.read(5)
-				end.to raise_exception(IOError, message: be =~ /stream closed/)
+				end.to raise_exception(IOError, message: be =~ /closed/)
 			end
 
 			close_thread = Thread.new do