test: add for namespace

Signed-off-by: tison <[email protected]>

tests/namespace.rs

@@ -0,0 +1,22 @@
+mod testing;
+
+use crate::testing::{get_client, Result};
+use etcd_client::KvClientPrefix;
+
+#[tokio::test]
+async fn test_namespace_put_get() -> Result<()> {
+    let mut client = get_client().await?;
+    let mut c = KvClientPrefix::new(client.kv_client(), "foo/".into());
+
+    c.put("abc", "bar", None).await?;
+    let kvs = c.get("abc", None).await?.take_kvs();
+    assert_eq!(kvs.len(), 1);
+    assert_eq!(kvs[0].key(), "abc".as_bytes());
+    assert_eq!(kvs[0].value(), "bar".as_bytes());
+
+    let kvs = client.get("foo/abc", None).await?.take_kvs();
+    assert_eq!(kvs.len(), 1);
+    assert_eq!(kvs[0].key(), "foo/abc".as_bytes());
+    assert_eq!(kvs[0].value(), "bar".as_bytes());
+    Ok(())
+}