1 files changed, 7 insertions, 0 deletions
diff --git a/test cases/common/35 string operations/test.json b/test cases/common/35 string operations/test.json
new file mode 100644
index 000000000..96f965947
--- /dev/null
+++ b/test cases/common/35 string operations/test.json
@@ -0,0 +1,7 @@
+{
+  "stdout": [
+    {
+      "line": "WARNING: Project targeting '>=0.59.0' but tried to use feature introduced in '0.60.0': str.join (varargs). List-flattening and variadic arguments"
+    }
+  ]
+}