From 4fccad9b2cea8b17066308129c9add49861f8e07 Mon Sep 17 00:00:00 2001
From: kjeremy <kjeremy@gmail.com>
Date: Wed, 31 Jul 2019 10:46:15 -0400
Subject: Add explicit newline preserving tests

---
 crates/ra_lsp_server/src/markdown.rs |  6 ++++++
 crates/ra_syntax/src/ast.rs          | 17 +++++++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/crates/ra_lsp_server/src/markdown.rs b/crates/ra_lsp_server/src/markdown.rs
index 53cf24482..947ef77cd 100644
--- a/crates/ra_lsp_server/src/markdown.rs
+++ b/crates/ra_lsp_server/src/markdown.rs
@@ -48,4 +48,10 @@ mod tests {
         let comment = " # stay1\n# stay2\n#stay3\nstay4\n#\n #\n   #    \n #\tstay5\n\t#\t";
         assert_eq!(format_docs(comment), comment);
     }
+
+    #[test]
+    fn test_format_docs_preserves_newlines() {
+        let comment = "this\nis\nultiline";
+        assert_eq!(format_docs(comment), comment);
+    }
 }
diff --git a/crates/ra_syntax/src/ast.rs b/crates/ra_syntax/src/ast.rs
index 4a38197f6..c5746d98d 100644
--- a/crates/ra_syntax/src/ast.rs
+++ b/crates/ra_syntax/src/ast.rs
@@ -121,6 +121,23 @@ fn test_doc_comment_preserves_indents() {
     assert_eq!("doc1\n```\nfn foo() {\n    // ...\n}\n```", module.doc_comment_text().unwrap());
 }
 
+#[test]
+fn test_doc_comment_preserves_newlines() {
+    let file = SourceFile::parse(
+        r#"
+        /// this
+        /// is
+        /// mod
+        /// foo
+        mod foo {}
+        "#,
+    )
+    .ok()
+    .unwrap();
+    let module = file.syntax().descendants().find_map(Module::cast).unwrap();
+    assert_eq!("this\nis\nmod\nfoo", module.doc_comment_text().unwrap());
+}
+
 #[test]
 fn test_where_predicates() {
     fn assert_bound(text: &str, bound: Option<TypeBound>) {
-- 
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