Functionality (#4)

Reviewed-on: #4
Co-authored-by: kdeng00 <kundeng00@pm.me>
Co-committed-by: kdeng00 <kundeng00@pm.me>

tests/test.rs

@@ -0,0 +1,27 @@
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn test_dburl() {
+        let result = async_std::task::block_on(icarus_envy::environment::get_db_url());
+        assert_eq!(result, "postgres://myuser:password@localhost:5432/my_db", "DATABASE_URL does not match {:?}", result);
+    }
+
+    #[test]
+    fn test_get_secret_main_key() {
+        let result = async_std::task::block_on(icarus_envy::environment::get_secret_main_key());
+        assert_eq!(result, "Somesupersecretpassword!!!45345435", "SECRET_MAIN_KEY does not match {:?}", result)
+    }
+
+    #[test]
+    fn test_get_secret_key() {
+        let result = async_std::task::block_on(icarus_envy::environment::get_secret_key());
+        assert_eq!(result, "AmIGoodEnoughForYou?", "SECRET_KEY does not match {:?}", result)
+    }
+
+    #[test]
+    fn test_get_root_directory() {
+        let result = async_std::task::block_on(icarus_envy::environment::get_root_directory());
+        assert_eq!(result, "/path/to/root", "ROOT_DIRECTORY does not match {:?}", result)
+    }
+}