2 files changed, 25 insertions, 0 deletions
diff --git a/tests/ui/test-attrs/custom-test-frameworks/issue-107454.rs b/tests/ui/test-attrs/custom-test-frameworks/issue-107454.rs
new file mode 100644
index 000000000..2bb133e8b
--- /dev/null
+++ b/tests/ui/test-attrs/custom-test-frameworks/issue-107454.rs
@@ -0,0 +1,10 @@
+// compile-flags: --test
+
+#![feature(custom_test_frameworks)]
+#![deny(unnameable_test_items)]
+
+fn foo() {
+    #[test_case]
+    //~^ ERROR cannot test inner items [unnameable_test_items]
+    fn test2() {}
+}
diff --git a/tests/ui/test-attrs/custom-test-frameworks/issue-107454.stderr b/tests/ui/test-attrs/custom-test-frameworks/issue-107454.stderr
new file mode 100644
index 000000000..bd604afb7
--- /dev/null
+++ b/tests/ui/test-attrs/custom-test-frameworks/issue-107454.stderr
@@ -0,0 +1,15 @@
+error: cannot test inner items
+  --> $DIR/issue-107454.rs:7:5
+   |
+LL |     #[test_case]
+   |     ^^^^^^^^^^^^
+   |
+note: the lint level is defined here
+  --> $DIR/issue-107454.rs:4:9
+   |
+LL | #![deny(unnameable_test_items)]
+   |         ^^^^^^^^^^^^^^^^^^^^^
+   = note: this error originates in the attribute macro `test_case` (in Nightly builds, run with -Z macro-backtrace for more info)
+
+error: aborting due to previous error
+