diff --git a/auth_test.go b/auth_test.go
new file mode 100644
index 0000000..3c78c7e
--- /dev/null
+++ b/auth_test.go
@@ -0,0 +1,21 @@
+package writeas
+
+import (
+	"testing"
+)
+
+func TestAuthentication(t *testing.T) {
+	dwac := NewDevClient()
+
+	// Log in
+	_, err := dwac.LogIn("demo", "demo")
+	if err != nil {
+		t.Fatalf("Unable to log in: %v", err)
+	}
+
+	// Log out
+	err = dwac.LogOut()
+	if err != nil {
+		t.Fatalf("Unable to log out: %v", err)
+	}
+}