diff --git a/src/tests.rs b/src/tests.rs
new file mode 100644
index 0000000..7f33311
--- /dev/null
+++ b/src/tests.rs
@@ -0,0 +1,36 @@
+#[cfg(test)]
+mod tests {
+    use crate::init;
+
+    #[test]
+    fn uuid_is_defined() {
+        let extension = init().testing();
+        let (output, _) = extension.call("uuid", None);
+        assert_eq!(output, output.to_string())
+    }
+
+    mod markers_tests {
+        use crate::init;
+
+        #[test]
+        fn get_is_defined() {
+            let extension = init().testing();
+            let (output, _) = extension.call("markers:get", Some(vec!["".to_string()]));
+            assert_eq!(output, "ERROR: Not implemented yet, ")
+        }
+
+        #[test]
+        fn post_is_defined() {
+            let extension = init().testing();
+            let (output, _) = extension.call("markers:post", Some(vec!["".to_string()]));
+            assert_eq!(output, "ERROR: Not implemented yet, ")
+        }
+
+        #[test]
+        fn delete_is_defined() {
+            let extension = init().testing();
+            let (output, _) = extension.call("markers:delete", Some(vec!["".to_string()]));
+            assert_eq!(output, "ERROR: Not implemented yet, ")
+        }
+    }
+}