+
+#[test]
+fn test_meta_doc_comments() {
+ cov_mark::check!(test_meta_doc_comments);
+ check(
+ r#"
+macro_rules! m {
+ ($(#[$m:meta])+) => ( $(#[$m])+ fn bar() {} )
+}
+m! {
+ /// Single Line Doc 1
+ /**
+ MultiLines Doc
+ */
+}
+"#,
+ expect![[r##"
+macro_rules! m {
+ ($(#[$m:meta])+) => ( $(#[$m])+ fn bar() {} )
+}
+#[doc = " Single Line Doc 1"]
+#[doc = "\n MultiLines Doc\n "] fn bar() {}
+"##]],
+ );
+}
+
+#[test]
+fn test_meta_extended_key_value_attributes() {
+ check(
+ r#"
+macro_rules! m {
+ (#[$m:meta]) => ( #[$m] fn bar() {} )
+}
+m! { #[doc = concat!("The `", "bla", "` lang item.")] }
+"#,
+ expect![[r##"
+macro_rules! m {
+ (#[$m:meta]) => ( #[$m] fn bar() {} )
+}
+#[doc = concat!("The `", "bla", "` lang item.")] fn bar() {}
+"##]],
+ );
+}
+
+#[test]
+fn test_meta_doc_comments_non_latin() {
+ check(
+ r#"
+macro_rules! m {
+ ($(#[$ m:meta])+) => ( $(#[$m])+ fn bar() {} )
+}
+m! {
+ /// 錦瑟無端五十弦,一弦一柱思華年。
+ /**
+ 莊生曉夢迷蝴蝶,望帝春心託杜鵑。
+ */
+}
+"#,
+ expect![[r##"
+macro_rules! m {
+ ($(#[$ m:meta])+) => ( $(#[$m])+ fn bar() {} )
+}
+#[doc = " 錦瑟無端五十弦,一弦一柱思華年。"]
+#[doc = "\n 莊生曉夢迷蝴蝶,望帝春心託杜鵑。\n "] fn bar() {}
+"##]],
+ );
+}
+
+#[test]
+fn test_meta_doc_comments_escaped_characters() {
+ check(
+ r#"
+macro_rules! m {
+ ($(#[$m:meta])+) => ( $(#[$m])+ fn bar() {} )
+}
+m! {
+ /// \ " '
+}
+"#,
+ expect![[r##"
+macro_rules! m {
+ ($(#[$m:meta])+) => ( $(#[$m])+ fn bar() {} )
+}
+#[doc = " \\ \" \'"] fn bar() {}
+"##]],
+ );
+}