diff --git a/packages/cspell-grammar/src/mappers/typescript.test.ts b/packages/cspell-grammar/src/mappers/typescript.test.ts
index 472abc4e5cc..e4d31300553 100644
--- a/packages/cspell-grammar/src/mappers/typescript.test.ts
+++ b/packages/cspell-grammar/src/mappers/typescript.test.ts
@@ -1,6 +1,23 @@
 import { mapRawString } from './typescript';
 
 describe('mappers typescript', () => {
+    // cspell:ignore Fingerspitzengef Fingerspitzengefühl ˈfɪŋɐˌʃpɪtsənɡəˌfyːl
+    const sample = {
+        text: 'Fingerspitzengefühl is a German term.\nIt’s pronounced as follows: [ˈfɪŋɐˌʃpɪtsənɡəˌfyːl]',
+        hex: '\\x46\\x69\\x6E\\x67\\x65\\x72\\x73\\x70\\x69\\x74\\x7A\\x65\\x6E\\x67\\x65\\x66\\xFC\\x68\\x6C\\x20\\x69\\x73\\x20\
+\\x61\\x20\\x47\\x65\\x72\\x6D\\x61\\x6E\\x20\\x74\\x65\\x72\\x6D\\x2E\n\\x49\\x74\\u2019\\x73\\x20\\x70\\x72\\x6F\\x6E\\x6F\\x75\\x6E\
+\\x63\\x65\\x64\\x20\\x61\\x73\\x20\\x66\\x6F\\x6C\\x6C\\x6F\\x77\\x73\\x3A\\x20\\x5B\\u02C8\\x66\\u026A\\u014B\\u0250\\u02CC\\u0283\
+\\x70\\u026A\\x74\\x73\\u0259\\x6E\\u0261\\u0259\\u02CC\\x66\\x79\\u02D0\\x6C\\x5D',
+        mixed: 'Fingerspitzengef\\xFChl is a German term.\nIt\\u2019s pronounced as follows: \
+[\\u02C8f\\u026A\\u014B\\u0250\\u02CC\\u0283p\\u026Ats\\u0259n\\u0261\\u0259\\u02CCfy\\u02D0l]',
+    };
+
+    const emojis = {
+        text: 'Emojis 😁🥳🙈🙉🙊',
+        unicode: 'Emojis \\uD83D\\uDE01\\uD83E\\uDD73\\uD83D\\uDE48\\uD83D\\uDE49\\uD83D\\uDE4A',
+        codePoint: 'Emojis \\u{1F601}\\u{1F973}\\u{1F648}\\u{1F649}\\u{1F64A}',
+    };
+
     test.each`
         text                    | expected
         ${''}                   | ${''}
@@ -17,6 +34,12 @@ describe('mappers typescript', () => {
         ${'a\\x9h'}             | ${'ax9h'}
         ${'a\\u9h'}             | ${'au9h'}
         ${'a\\u{9h}'}           | ${'au{9h}'}
+        ${sample.text}          | ${sample.text}
+        ${sample.hex}           | ${sample.text}
+        ${sample.mixed}         | ${sample.text}
+        ${emojis.text}          | ${emojis.text}
+        ${emojis.unicode}       | ${emojis.text}
+        ${emojis.codePoint}     | ${emojis.text}
     `('mapRawString $# [$text]', ({ text, expected }) => {
         const r = mapRawString(text);
         expect(toCharCodes(r.text)).toBe(toCharCodes(expected));