Add context and initialization

1 files changed, 48 insertions, 0 deletions

diff --git a/src/main/rust/store/sqlite.rs b/src/main/rust/store/sqlite.rs
new file mode 100644
index 0000000..734c635
--- /dev/null
+++ b/src/main/rust/store/sqlite.rs
@@ -0,0 +1,48 @@
+use crate::store::Store;
+use miette::{IntoDiagnostic, Result};
+use sqlite::Connection;
+
+pub struct SQLite {
+    location: String,
+    connection: Option<Connection>,
+}
+
+impl Default for SQLite {
+    fn default() -> Self {
+        SQLite {
+            location: ":memory:".into(),
+            connection: Option::None,
+        }
+    }
+}
+
+impl Store for SQLite {
+    fn init(&mut self) -> Result<()> {
+        let conn_path = self.location.clone();
+        self.connection = sqlite::open(conn_path).into_diagnostic().ok();
+        Ok(())
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn sqlite_default() {
+        let context = SQLite::default();
+
+        assert_eq!(context.location, ":memory:");
+        assert!(context.connection.is_none());
+    }
+
+    #[test]
+    fn sqlite_init() {
+        let mut context = SQLite::default();
+
+        let res = context.init();
+
+        assert!(res.is_ok());
+        assert!(context.connection.is_some());
+    }
+}