1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/match-indices/indices-property.js b/js/src/tests/test262/built-ins/RegExp/match-indices/indices-property.js
new file mode 100644
index 0000000000..9ec6da8998
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+++ b/js/src/tests/test262/built-ins/RegExp/match-indices/indices-property.js
@@ -0,0 +1,34 @@
+// Copyright 2019 Ron Buckton. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: The "indices" property is created with DefinePropertyOrThrow
+includes: [propertyHelper.js]
+esid: sec-regexpbuiltinexec
+features: [regexp-match-indices]
+info: |
+  Runtime Semantics: RegExpBuiltinExec ( R, S )
+    8. If _flags_ contains `"d"`, let _hasIndices_ be *true*, else let _hasIndices_ be *false*.
+    ...
+    36. If _hasIndices_ is *true*, then
+      a. Let _indicesArray_ be MakeIndicesArray(_S_, _indices_, _groupNames_, _hasGroups_).
+      b. Perform ! CreateDataProperty(_A_, `"indices"`, _indicesArray_).
+---*/
+
+// `indices` is created with Define, not Set.
+let counter = 0;
+Object.defineProperty(Array.prototype, "indices", {
+  set() { counter++; }
+});
+
+let match = /a/d.exec("a");
+assert.sameValue(counter, 0);
+
+// `indices` is a non-writable, non-enumerable, and configurable data-property.
+verifyProperty(match, 'indices', {
+  writable: true,
+  enumerable: true,
+  configurable: true
+});
+
+reportCompare(0, 0);