Add test for proc-macro meta info retrieval

2 files changed, 8 insertions, 1 deletions

diff --git a/crates/proc_macro_srv/src/tests/mod.rs b/crates/proc_macro_srv/src/tests/mod.rs
index fd54f8dfd..b4ab4c077 100644
--- a/crates/proc_macro_srv/src/tests/mod.rs
+++ b/crates/proc_macro_srv/src/tests/mod.rs
@@ -56,3 +56,10 @@ DummyTrait [CustomDerive]"#,
         &res
     );
 }
+
+#[test]
+fn test_version_check() {
+    let path = fixtures::dylib_path("proc_macro_test", "0.0.0");
+    let info = proc_macro_api::read_dylib_info(&path).unwrap();
+    assert!(info.version.1 >= 50);
+}
diff --git a/crates/proc_macro_srv/src/tests/utils.rs b/crates/proc_macro_srv/src/tests/utils.rs
index 0484c3af4..f15381f0f 100644
--- a/crates/proc_macro_srv/src/tests/utils.rs
+++ b/crates/proc_macro_srv/src/tests/utils.rs
@@ -6,7 +6,7 @@ use proc_macro_api::ListMacrosTask;
 use std::str::FromStr;
 use test_utils::assert_eq_text;
 
-mod fixtures {
+pub mod fixtures {
     use cargo_metadata::Message;
     use std::path::PathBuf;
     use std::process::Command;