1 files changed, 42 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/NumberFormat/test-option-useGrouping-extended.js b/js/src/tests/test262/intl402/NumberFormat/test-option-useGrouping-extended.js
new file mode 100644
index 0000000000..b9a27c9490
--- /dev/null
+++ b/js/src/tests/test262/intl402/NumberFormat/test-option-useGrouping-extended.js
@@ -0,0 +1,42 @@
+// |reftest| skip-if(release_or_beta) -- Intl.NumberFormat-v3 is not released yet
+// Copyright 2021 the V8 project authors. All rights reserved.
+// Copyright 2022 Apple Inc. All rights reserved.
+// Copyright 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-initializenumberformat
+description: Tests that the option useGrouping is processed correctly.
+info: |
+  The "Intl.NumberFormat v3" proposal contradicts the behavior required by the
+  latest revision of ECMA402.
+features: [Intl.NumberFormat-v3]
+---*/
+
+function render(options) {
+  var nf = new Intl.NumberFormat(undefined, options);
+  return nf.resolvedOptions().useGrouping;
+}
+
+assert.sameValue(render({}), 'auto', '(omitted)');
+assert.sameValue(render({useGrouping: undefined}), 'auto', 'undefined');
+assert.sameValue(render({useGrouping: 'auto'}), 'auto', '"auto"');
+assert.sameValue(render({useGrouping: true}), 'always', 'true');
+assert.sameValue(render({useGrouping: 'always'}), 'always', '"always"');
+assert.sameValue(render({useGrouping: false}), false, 'false');
+assert.sameValue(render({useGrouping: null}), false, 'null');
+assert.sameValue(render({useGrouping: 'min2'}), 'min2', '"min2"');
+
+assert.sameValue(render({notation: 'compact'}), 'min2', 'compact, (omitted)');
+assert.sameValue(render({notation: 'compact', useGrouping: undefined}), 'min2', 'compact, undefined');
+assert.sameValue(render({notation: 'compact', useGrouping: 'auto'}), 'auto', 'compact, "auto"');
+assert.sameValue(render({notation: 'compact', useGrouping: true}), 'always', 'compact, true');
+assert.sameValue(render({notation: 'compact', useGrouping: 'always'}), 'always', 'compact, "always"');
+assert.sameValue(render({notation: 'compact', useGrouping: false}), false, 'compact, false');
+assert.sameValue(render({notation: 'compact', useGrouping: null}), false, 'compact, null');
+assert.sameValue(render({notation: 'compact', useGrouping: 'min2'}), 'min2', 'compact, "min2"');
+
+assert.sameValue(render({useGrouping: 'false'}), 'auto', 'use fallback value');
+assert.sameValue(render({useGrouping: 'true'}), 'auto', 'use fallback value');
+
+reportCompare(0, 0);