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-rw-r--r--tests/ui/proc-macro/auxiliary/attr-args.rs28
1 files changed, 28 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/auxiliary/attr-args.rs b/tests/ui/proc-macro/auxiliary/attr-args.rs
new file mode 100644
index 00000000000..5f76a4484e1
--- /dev/null
+++ b/tests/ui/proc-macro/auxiliary/attr-args.rs
@@ -0,0 +1,28 @@
+// force-host
+// no-prefer-dynamic
+
+#![crate_type = "proc-macro"]
+
+extern crate proc_macro;
+
+use proc_macro::TokenStream;
+
+#[proc_macro_attribute]
+pub fn attr_with_args(args: TokenStream, input: TokenStream) -> TokenStream {
+    let args = args.to_string();
+
+    assert_eq!(args, r#"text = "Hello, world!""#);
+
+    let input = input.to_string();
+
+    assert_eq!(input, "fn foo() {}");
+
+    r#"
+        fn foo() -> &'static str { "Hello, world!" }
+    "#.parse().unwrap()
+}
+
+#[proc_macro_attribute]
+pub fn identity(attr_args: TokenStream, _: TokenStream) -> TokenStream {
+    attr_args
+}