Add new test based on token auth with TLS

src/test/test_files_utils.rs

@@ -0,0 +1,7 @@
+use mktemp::Temp;
+
+pub fn create_temp_file_with_content(content: &[u8]) -> Temp {
+    let temp = Temp::new_file().unwrap();
+    std::fs::write(&temp, content).unwrap();
+    temp
+}