wip

flock/flock_test.go

@@ -0,0 +1,66 @@
+package flock
+
+import (
+	"testing"
+	"time"
+)
+
+func Test_Lock_basic(t *testing.T) {
+	ch := make(chan int, 1)
+	f, err := Lock("/tmp/fsutil-test-lock")
+	if err != nil {
+		t.Fatal(err)
+	}
+	go func() {
+		time.Sleep(time.Second)
+		ch <- 10
+		Unlock(f)
+	}()
+
+	select {
+	case x := <-ch:
+		t.Fatal(x)
+	default:
+
+	}
+
+	f2, _ := Lock("/tmp/fsutil-test-lock")
+	defer Unlock(f2)
+	select {
+	case i := <-ch:
+		if i != 10 {
+			t.Fatal(i)
+		}
+	default:
+		t.Fatal("No value available.")
+	}
+
+}
+
+func Test_Lock_badPath(t *testing.T) {
+	_, err := Lock("./dne/file.lock")
+	if err == nil {
+		t.Fatal(err)
+	}
+}
+
+func TestTryLock(t *testing.T) {
+	lockPath := "/tmp/fsutil-test-lock"
+	f, err := TryLock(lockPath)
+	if err != nil {
+		t.Fatalf("%#v", err)
+		t.Fatal(err)
+	}
+
+	f2, err := TryLock(lockPath)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if f2 != nil {
+		t.Fatal(f2)
+	}
+
+	if err := Unlock(f); err != nil {
+		t.Fatal(err)
+	}
+}