test Val

1 files changed, 42 insertions, 0 deletions

diff --git a/val_test.go b/val_test.go
new file mode 100644
index 0000000..188f8a8
--- /dev/null
+++ b/val_test.go
@@ -0,0 +1,42 @@
+package share_test
+
+import (
+	"testing"
+
+	"git.samanthony.xyz/share"
+)
+
+// Set value in local goroutine, verify in remote goroutine.
+func TestValSetLocal(t *testing.T) {
+	val := "foo"
+	sharedVal := share.NewVal[string]()
+	sharedVal.Set <- val
+	verifySameVal(sharedVal, val, t)
+	go func() {
+		defer sharedVal.Close()
+		verifySameVal(sharedVal, val, t)
+	}()
+}
+
+// Set value in remote goroutine, verify in local goroutine.
+func TestValSetRemote(t *testing.T) {
+	val := "foo"
+	sharedVal := share.NewVal[string]()
+	defer sharedVal.Close()
+	done := make(chan bool)
+	defer close(done)
+	go func() {
+		sharedVal.Set <- val
+		verifySameVal(sharedVal, val, t)
+		done <- true
+	}()
+	verifySameVal(sharedVal, val, t)
+	<-done
+}
+
+func verifySameVal[T comparable](sv share.Val[T], v T, t *testing.T) {
+	ret := sv.Get()
+	if ret != v {
+		t.Errorf("Val.Get() = %v; expected %v", ret, v)
+	}
+}