add test

Author: hunshcn

packages/openapi-ts/src/openApi/common/parser/__tests__/sanitize.test.ts

@@ -27,7 +27,7 @@ describe('sanitizeNamespaceIdentifier', () => {
     { expected: 'æbc', input: 'æbc' },
     { expected: 'æb-c', input: 'æb.c' },
     { expected: 'æb-c', input: '1æb.c' },
-    { expected: 'a-b-c--d--e', input: 'a/b{c}/d/$e' },
+    { expected: 'a-b-c--d---e', input: 'a/b{c}/d/$+e' },
   ])(
     'sanitizeNamespaceIdentifier($input) -> $expected',
     ({ expected, input }) => {