diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Map/groupBy')
-rw-r--r-- | js/src/tests/test262/built-ins/Map/groupBy/string.js | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Map/groupBy/string.js b/js/src/tests/test262/built-ins/Map/groupBy/string.js new file mode 100644 index 0000000000..15a2410c5c --- /dev/null +++ b/js/src/tests/test262/built-ins/Map/groupBy/string.js @@ -0,0 +1,24 @@ +// Copyright (c) 2023 Ecma International. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-map.groupby +description: Map.groupBy works for string items +info: | + Map.groupBy ( items, callbackfn ) + ... +includes: [compareArray.js] +features: [array-grouping, Map] +---*/ + +const string = '🥰💩🙏😈'; + +const map = Map.groupBy(string, function (char) { + return char < '🙏' ? 'before' : 'after'; +}); + +assert.compareArray(Array.from(map.keys()), ['after', 'before']); +assert.compareArray(map.get('before'), ['💩', '😈']); +assert.compareArray(map.get('after'), ['🥰', '🙏']); + +reportCompare(0, 0); |