add a test for export assignment

1 files changed, 17 insertions, 0 deletions

diff --git a/src/makefile/input.rs b/src/makefile/input.rs
index 5dda538..5a1259f 100644
--- a/src/makefile/input.rs
+++ b/src/makefile/input.rs
@@ -1177,4 +1177,21 @@ test: c
         );
         Ok(())
     }
+
+    #[cfg(feature = "full")]
+    #[test]
+    fn export_assign() -> R {
+        let file = "export x = 3";
+        let args = Args::empty();
+        let makefile = MakefileReader::read(&args, MacroSet::new(), Cursor::new(file), "")?;
+        let makefile = makefile.finish();
+        assert_eq!(
+            makefile.macros.get("x").map(|x| &x.text),
+            Some(&TokenString::text("3"))
+        );
+        assert!(
+            matches!(makefile.macro_exports, ExportConfig::Only(exported) if exported.contains("x"))
+        );
+        Ok(())
+    }
 }