hover test

tests/hover.rs

@@ -0,0 +1,26 @@
+mod common;
+
+use core::panic;
+
+use tower_lsp::lsp_types::*;
+
+use crate::common::*;
+
+#[tokio::test]
+async fn should_hover_with_keyword() {
+    let mut ctx = TestContext::new();
+    ctx.initialize().await;
+    let res = ctx
+        .request::<request::HoverRequest>(HoverParams {
+            text_document_position_params: TextDocumentPositionParams {
+                position: Position { line: 0, character: 0 },
+                text_document: TextDocumentIdentifier { uri: ctx.doc_uri("Earthfile") },
+            },
+            work_done_progress_params: WorkDoneProgressParams { work_done_token: None },
+        })
+        .await
+        .unwrap();
+    let HoverContents::Markup(markup) = res.contents else { panic!("not a markup content!") };
+    assert!(markup.value.contains("VERSION"));
+    // panic!("Don’t panic!");
+}