test: Add test for rename variable as shorthand label

Author: fruno-bulax

compiler-core/src/language_server/tests/rename.rs

@@ -325,6 +325,24 @@ pub fn main() {
     );
 }
 
+#[test]
+fn rename_local_variable_from_label_shorthand() {
+    assert_rename!(
+        "
+type Wibble {
+  Wibble(wibble: Int)
+}
+
+pub fn main() {
+  let wibble = todo
+  Wibble(wibble:)
+}
+",
+        "wobble",
+        find_position_of("wibble:)")
+    );
+}
+
 #[test]
 fn rename_local_variable_in_bit_array_pattern() {
     assert_rename!(

compiler-core/src/language_server/tests/snapshots/gleam_core__language_server__tests__rename__rename_local_variable_from_label_shorthand.snap

@@ -0,0 +1,29 @@
+---
+source: compiler-core/src/language_server/tests/rename.rs
+expression: "\ntype Wibble {\n  Wibble(wibble: Int)\n}\n\npub fn main() {\n  let wibble = todo\n  Wibble(wibble:)\n}\n"
+---
+----- BEFORE RENAME
+-- app.gleam
+
+type Wibble {
+  Wibble(wibble: Int)
+}
+
+pub fn main() {
+  let wibble = todo
+  Wibble(wibble:)
+         ↑▔▔▔▔▔  
+}
+
+
+----- AFTER RENAME
+-- app.gleam
+
+type Wibble {
+  Wibble(wibble: Int)
+}
+
+pub fn main() {
+  let wobble = todo
+  Wibble(wibble: wobble)
+}