1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/Intl/supportedValuesOf/units-accepted-by-NumberFormat.js b/js/src/tests/test262/intl402/Intl/supportedValuesOf/units-accepted-by-NumberFormat.js
new file mode 100644
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+++ b/js/src/tests/test262/intl402/Intl/supportedValuesOf/units-accepted-by-NumberFormat.js
@@ -0,0 +1,47 @@
+// Copyright (C) 2021 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-intl.supportedvaluesof
+description: >
+  The returned "unit" values can be used with NumberFormat.
+info: |
+  Intl.supportedValuesOf ( key )
+
+  1. Let key be ? ToString(key).
+  ...
+  7. Else if key is "unit", then
+    a. Let list be ! AvailableUnits( ).
+  ...
+  9. Return ! CreateArrayFromList( list ).
+
+  AvailableUnits ( )
+    The AvailableUnits abstract operation returns a List, ordered as if an Array
+    of the same values had been sorted using %Array.prototype.sort% using
+    undefined as comparefn, that contains the unique values of simple unit
+    identifiers listed in every row of Table 1, except the header row.
+includes: [testIntl.js]
+locale: [en]
+features: [Intl-enumeration, Array.prototype.includes]
+---*/
+
+const units = Intl.supportedValuesOf("unit");
+
+for (let unit of units) {
+  let obj = new Intl.NumberFormat("en", {style: "unit", unit});
+  assert.sameValue(obj.resolvedOptions().unit, unit,
+                   `${unit} is supported by NumberFormat`);
+}
+
+for (let unit of allSimpleSanctionedUnits()) {
+  let obj = new Intl.NumberFormat("en", {style: "unit", unit});
+  if (obj.resolvedOptions().unit === unit) {
+    assert(units.includes(unit),
+           `${unit} supported but not returned by supportedValuesOf`);
+  } else {
+    assert(!units.includes(unit),
+           `${unit} not supported but returned by supportedValuesOf`);
+  }
+}
+
+reportCompare(0, 0);