move completion item tests closer to the code

this is the reason why we need marks: the tests were spread across two
files, because I've forgotten that there were tests already

1 files changed, 3 insertions, 0 deletions

diff --git a/crates/ra_ide_api/src/marks.rs b/crates/ra_ide_api/src/marks.rs
new file mode 100644
index 000000000..b4a726ef0
--- /dev/null
+++ b/crates/ra_ide_api/src/marks.rs
@@ -0,0 +1,3 @@
+use test_utils::mark;
+
+mark!(inserts_parens_for_function_calls);