1 files changed, 7 insertions, 0 deletions
diff --git a/test/mfm.ts b/test/mfm.ts
index 789fb898c8..a4b4a13973 100644
--- a/test/mfm.ts
+++ b/test/mfm.ts
@@ -966,6 +966,13 @@ describe('MFM', () => {
 					text('*foo_'),
 				]);
 			});
+
+			it('ignore snake_case string', () => {
+				const tokens = analyze('foo_bar_baz');
+				assert.deepStrictEqual(tokens, [
+					text('foo_bar_baz'),
+				]);
+			});
 		});
 	});