From 1aa11eb7e9a579abd2f47b6be61f983ef2bf2f38 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Thu, 7 Mar 2019 17:46:17 +0300
Subject: when loading workspace, say how many packages were loaded

this should help to debug configuration issues, when you see `0
packages loaded` or something like that.
---
 crates/ra_lsp_server/tests/heavy_tests/main.rs    | 12 ++++++------
 crates/ra_lsp_server/tests/heavy_tests/support.rs | 17 ++++++++---------
 2 files changed, 14 insertions(+), 15 deletions(-)

(limited to 'crates/ra_lsp_server/tests')

diff --git a/crates/ra_lsp_server/tests/heavy_tests/main.rs b/crates/ra_lsp_server/tests/heavy_tests/main.rs
index 41c240139..6ae541ec6 100644
--- a/crates/ra_lsp_server/tests/heavy_tests/main.rs
+++ b/crates/ra_lsp_server/tests/heavy_tests/main.rs
@@ -32,7 +32,7 @@ version = "0.0.0"
 use std::collections::Spam;
 "#,
     );
-    server.wait_for_message("workspace loaded");
+    server.wait_until_workspace_is_loaded();
     eprintln!("loading took    {:?}", project_start.elapsed());
     let completion_start = Instant::now();
     let res = server.send_request::<Completion>(CompletionParams {
@@ -54,7 +54,7 @@ fn foo() {
 }
 ",
     );
-    server.wait_for_message("workspace loaded");
+    server.wait_until_workspace_is_loaded();
     server.request::<Runnables>(
         RunnablesParams { text_document: server.doc_id("lib.rs"), position: None },
         json!([
@@ -108,7 +108,7 @@ pub fn foo() {}
 fn test_eggs() {}
 "#,
     );
-    server.wait_for_message("workspace loaded");
+    server.wait_until_workspace_is_loaded();
     server.request::<Runnables>(
         RunnablesParams {
             text_document: server.doc_id("tests/spam.rs"),
@@ -168,7 +168,7 @@ fn main() {
 pub use std::collections::HashMap;
 "#,
     );
-    server.wait_for_message("workspace loaded");
+    server.wait_until_workspace_is_loaded();
 
     server.request::<Formatting>(
         DocumentFormattingParams {
@@ -217,7 +217,7 @@ mod bar;
 fn main() {}
 "#,
     );
-    server.wait_for_message("workspace loaded");
+    server.wait_until_workspace_is_loaded();
     let empty_context = || CodeActionContext { diagnostics: Vec::new(), only: None };
     server.request::<CodeActionRequest>(
         CodeActionParams {
@@ -279,7 +279,7 @@ fn main() {}
         PATH = tmp_dir.path().display()
     );
     let server = project_with_tmpdir(tmp_dir, &code);
-    server.wait_for_message("workspace loaded");
+    server.wait_until_workspace_is_loaded();
     let empty_context = || CodeActionContext { diagnostics: Vec::new(), only: None };
     server.request::<CodeActionRequest>(
         CodeActionParams {
diff --git a/crates/ra_lsp_server/tests/heavy_tests/support.rs b/crates/ra_lsp_server/tests/heavy_tests/support.rs
index e02d7858e..ab9db3dd4 100644
--- a/crates/ra_lsp_server/tests/heavy_tests/support.rs
+++ b/crates/ra_lsp_server/tests/heavy_tests/support.rs
@@ -145,26 +145,25 @@ impl Server {
         }
         panic!("no response");
     }
-    pub fn wait_for_message(&self, message: &str) {
-        self.wait_for_message_n(message, 1)
-    }
-    pub fn wait_for_message_n(&self, message: &str, n: usize) {
-        let f = |msg: &RawMessage| match msg {
+    pub fn wait_until_workspace_is_loaded(&self) {
+        self.wait_for_message_cond(1, &|msg: &RawMessage| match msg {
             RawMessage::Notification(n) if n.method == ShowMessage::METHOD => {
                 let msg = n.clone().cast::<req::ShowMessage>().unwrap();
-                msg.message == message
+                msg.message.starts_with("workspace loaded")
             }
             _ => false,
-        };
+        })
+    }
+    fn wait_for_message_cond(&self, n: usize, cond: &dyn Fn(&RawMessage) -> bool) {
         let mut total = 0;
         for msg in self.messages.borrow().iter() {
-            if f(msg) {
+            if cond(msg) {
                 total += 1
             }
         }
         while total < n {
             let msg = self.recv().expect("no response");
-            if f(&msg) {
+            if cond(&msg) {
                 total += 1;
             }
         }
-- 
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