diff --git a/greataped/components/api/api_test.go b/greataped/components/api/api_test.go
index 7073141..c1a950c 100644
--- a/greataped/components/api/api_test.go
+++ b/greataped/components/api/api_test.go
@@ -213,6 +213,18 @@ func TestPostToOutboxApi(test *testing.T) {
 	}
 }
 
+func TestGetOutboxApi(test *testing.T) {
+	input := &GetOutboxRequest{
+		Username: "username",
+	}
+
+	if output, err := api.GetOutbox(input); err != nil {
+		test.Fatal(err)
+	} else if output == nil {
+		test.Fail()
+	}
+}
+
 //region Initialization
 
 func TestMain(main *testing.M) {
diff --git a/greataped/components/core/spi_manager_test.go b/greataped/components/core/spi_manager_test.go
index c1b5ea1..490d27f 100644
--- a/greataped/components/core/spi_manager_test.go
+++ b/greataped/components/core/spi_manager_test.go
@@ -302,3 +302,14 @@ func TestSpiManager_PostToOutbox(test *testing.T) {
 
 	_ = result
 }
+
+func TestSpiManager_GetOutbox(test *testing.T) {
+	manager := Conductor.SpiManager()
+
+	result, err := manager.GetOutbox("username", nil)
+	if err != nil {
+		test.Fatal(err)
+	}
+
+	_ = result
+}