Fix race condition in IO test (TestNewAttach)

Lucas Molas · Lucas Molas · commit eda50b1fa661 · 2017-12-21T13:54:22.000-03:00
Signed-off-by: Lucas Molas &lt;lmolas@fundacionsadosky.org.ar&gt;
diff --git a/cio/io_test.go b/cio/io_test.go
@@ -87,8 +87,8 @@ func TestNewAttach(t *testing.T) {
 	actualStdin, err := ioutil.ReadAll(producers.Stdin)
 	require.NoError(t, err)
 
-	io.Cancel()
 	io.Wait()
+	io.Cancel()
 	assert.NoError(t, io.Close())
 
 	assert.Equal(t, expectedStdout, stdout.String())
