v0.0.24

syncext/channel_test.go

@@ -0,0 +1,121 @@
+package dataext
+
+import (
+	"testing"
+	"time"
+)
+
+func TestTimeoutReadBuffered(t *testing.T) {
+	c := make(chan int, 1)
+
+	go func() {
+		time.Sleep(200 * time.Millisecond)
+		c <- 112
+	}()
+
+	_, ok := ReadChannelWithTimeout(c, 100*time.Millisecond)
+
+	if ok {
+		t.Error("Read success, but should timeout")
+	}
+}
+
+func TestTimeoutReadBigBuffered(t *testing.T) {
+	c := make(chan int, 128)
+
+	go func() {
+		time.Sleep(200 * time.Millisecond)
+		c <- 112
+	}()
+
+	_, ok := ReadChannelWithTimeout(c, 100*time.Millisecond)
+
+	if ok {
+		t.Error("Read success, but should timeout")
+	}
+}
+
+func TestTimeoutReadUnbuffered(t *testing.T) {
+	c := make(chan int)
+
+	go func() {
+		time.Sleep(200 * time.Millisecond)
+		c <- 112
+	}()
+
+	_, ok := ReadChannelWithTimeout(c, 100*time.Millisecond)
+
+	if ok {
+		t.Error("Read success, but should timeout")
+	}
+}
+
+func TestNoTimeoutAfterStartReadBuffered(t *testing.T) {
+	c := make(chan int, 1)
+
+	go func() {
+		time.Sleep(10 * time.Millisecond)
+		c <- 112
+	}()
+
+	_, ok := ReadChannelWithTimeout(c, 100*time.Millisecond)
+
+	if !ok {
+		t.Error("Read timeout, but should have succeeded")
+	}
+}
+
+func TestNoTimeoutAfterStartReadBigBuffered(t *testing.T) {
+	c := make(chan int, 128)
+
+	go func() {
+		time.Sleep(10 * time.Millisecond)
+		c <- 112
+	}()
+
+	_, ok := ReadChannelWithTimeout(c, 100*time.Millisecond)
+
+	if !ok {
+		t.Error("Read timeout, but should have succeeded")
+	}
+}
+
+func TestNoTimeoutAfterStartReadUnbuffered(t *testing.T) {
+	c := make(chan int)
+
+	go func() {
+		time.Sleep(10 * time.Millisecond)
+		c <- 112
+	}()
+
+	_, ok := ReadChannelWithTimeout(c, 100*time.Millisecond)
+
+	if !ok {
+		t.Error("Read timeout, but should have succeeded")
+	}
+
+}
+
+func TestNoTimeoutBeforeStartReadBuffered(t *testing.T) {
+	c := make(chan int, 1)
+
+	c <- 112
+
+	_, ok := ReadChannelWithTimeout(c, 10*time.Millisecond)
+
+	if !ok {
+		t.Error("Read timeout, but should have succeeded")
+	}
+}
+
+func TestNoTimeoutBeforeStartReadBigBuffered(t *testing.T) {
+	c := make(chan int, 128)
+
+	c <- 112
+
+	_, ok := ReadChannelWithTimeout(c, 10*time.Millisecond)
+
+	if !ok {
+		t.Error("Read timeout, but should have succeeded")
+	}
+}