1 files changed, 10 insertions, 0 deletions
diff --git a/__tests__/lexer.test.js b/__tests__/lexer.test.js
index 0336f44..25ef816 100644
--- a/__tests__/lexer.test.js
+++ b/__tests__/lexer.test.js
@@ -203,6 +203,16 @@ describe('lex', () => {
         { type: 'constant', value: 6 }
       ])
     })
+
+    test('6a3d6', () => {
+      expect(lex('6a3d6')).toEqual([
+        { type: 'constant', value: 6 },
+        { type: 'a' },
+        { type: 'constant', value: 3 },
+        { type: 'd' },
+        { type: 'constant', value: 6 }
+      ])
+    })
   })
 
   describe('threshold', () => {