diff --git a/keycloakclaims/utils_test.go b/keycloakclaims/utils_test.go
new file mode 100644
index 0000000..93d6623
--- /dev/null
+++ b/keycloakclaims/utils_test.go
@@ -0,0 +1,20 @@
+package keycloakclaims
+
+import "testing"
+
+func TestHasAnyRole(t *testing.T) {
+	query := []string{"user", "editor"}
+	rolesOK := &Claims{}
+	rolesOK.RealmAccess.Roles = []string{"user", "editor", "admin"}
+
+	rolesNOTOK := &Claims{}
+	rolesNOTOK.RealmAccess.Roles = []string{"admin"}
+	if !HasAnyRole(query, rolesOK) {
+		t.Log("error: role not found, expected: found")
+		t.Fail()
+	}
+	if HasAnyRole(query, rolesNOTOK) {
+		t.Log("error: role found,  expected: not found")
+		t.Fail()
+	}
+}