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+// Copyright (C) 2017 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-integerindexedelementget
+description: >
+  "Infinity" is a canonical numeric string, test with access on detached buffer.
+info: |
+  9.4.5.4 [[Get]] ( P, Receiver )
+  ...
+  2. If Type(P) is String, then
+    a. Let numericIndex be ! CanonicalNumericIndexString(P).
+    b. If numericIndex is not undefined, then
+      i. Return ? IntegerIndexedElementGet(O, numericIndex).
+  ...
+
+  7.1.16 CanonicalNumericIndexString ( argument )
+    ...
+    3. Let n be ! ToNumber(argument).
+    4. If SameValue(! ToString(n), argument) is false, return undefined.
+    5. Return n.
+
+  9.4.5.8 IntegerIndexedElementGet ( O, index )
+    ...
+    3. Let buffer be O.[[ViewedArrayBuffer]].
+    4. If IsDetachedBuffer(buffer) is true, throw a TypeError exception.
+    ...
+
+includes: [testBigIntTypedArray.js, detachArrayBuffer.js]
+features: [BigInt, TypedArray]
+---*/
+
+testWithBigIntTypedArrayConstructors(function(TA) {
+  var sample = new TA(0);
+  $DETACHBUFFER(sample.buffer);
+
+  assert.throws(TypeError, function() {
+    sample.Infinity;
+  });
+});