1 files changed, 60 insertions, 0 deletions
diff --git a/src/tools/rustfmt/tests/target/issue-5270/merge_derives_true.rs b/src/tools/rustfmt/tests/target/issue-5270/merge_derives_true.rs
new file mode 100644
index 000000000..5f488b454
--- /dev/null
+++ b/src/tools/rustfmt/tests/target/issue-5270/merge_derives_true.rs
@@ -0,0 +1,60 @@
+// rustfmt-merge_derives:true
+
+#[rustfmt::skip::attributes(derive)]
+#[allow(dead_code)]
+#[derive(StructField)]
+#[derive(Clone)]
+struct DoNotMergeDerives {
+    field: String,
+}
+
+#[allow(dead_code)]
+#[derive(StructField)]
+#[rustfmt::skip::attributes(derive)]
+#[derive(Clone)]
+struct DoNotMergeDerivesSkipInMiddle {
+    field: String,
+}
+
+#[allow(dead_code)]
+#[derive(StructField)]
+#[derive(Clone)]
+#[rustfmt::skip::attributes(derive)]
+struct DoNotMergeDerivesSkipAtEnd {
+    field: String,
+}
+
+#[allow(dead_code)]
+#[derive(StructField, Clone)]
+struct MergeDerives {
+    field: String,
+}
+
+mod inner_attribute_derive_skip {
+    #![rustfmt::skip::attributes(derive)]
+
+    #[allow(dead_code)]
+    #[derive(StructField)]
+    #[derive(Clone)]
+    struct DoNotMergeDerives {
+        field: String,
+    }
+}
+
+#[rustfmt::skip::attributes(derive)]
+mod outer_attribute_derive_skip {
+    #[allow(dead_code)]
+    #[derive(StructField)]
+    #[derive(Clone)]
+    struct DoNotMergeDerives {
+        field: String,
+    }
+}
+
+mod no_derive_skip {
+    #[allow(dead_code)]
+    #[derive(StructField, Clone)]
+    struct MergeDerives {
+        field: String,
+    }
+}