Merge pull request #1413 from leobalter/cxielarko-bigint-ta-3

BigInt+TypedArray tests, splitted

1 files changed, 53 insertions, 0 deletions

diff --git a/test/built-ins/TypedArray/prototype/subarray/BigInt/speciesctor-get-species-use-default-ctor.js b/test/built-ins/TypedArray/prototype/subarray/BigInt/speciesctor-get-species-use-default-ctor.js
new file mode 100644
index 000000000..1b1a4e46f
--- /dev/null
+++ b/test/built-ins/TypedArray/prototype/subarray/BigInt/speciesctor-get-species-use-default-ctor.js
@@ -0,0 +1,53 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-%typedarray%.prototype.subarray
+description: >
+  Use defaultConstructor if @@species is either undefined or null
+info: |
+  22.2.3.27 %TypedArray%.prototype.subarray( begin , end )
+
+  ...
+  17. Return ? TypedArraySpeciesCreate(O, argumentsList).
+
+  22.2.4.7 TypedArraySpeciesCreate ( exemplar, argumentList )
+
+  ...
+  3. Let constructor be ? SpeciesConstructor(exemplar, defaultConstructor).
+  ...
+
+  7.3.20 SpeciesConstructor ( O, defaultConstructor )
+
+  ...
+  5. Let S be ? Get(C, @@species).
+  6. If S is either undefined or null, return defaultConstructor.
+  ...
+includes: [testBigIntTypedArray.js]
+features: [BigInt, Symbol.species, TypedArray]
+---*/
+
+testWithBigIntTypedArrayConstructors(function(TA) {
+  var sample = new TA(2);
+  var result;
+
+  sample.constructor = {};
+
+  result = sample.subarray(0);
+
+  assert.sameValue(
+    Object.getPrototypeOf(result),
+    Object.getPrototypeOf(sample),
+    "undefined @@species - prototype check "
+  );
+  assert.sameValue(result.constructor, TA, "undefined @@species - ctor check");
+
+  sample.constructor[Symbol.species] = null;
+  result = sample.subarray(0);
+
+  assert.sameValue(
+    Object.getPrototypeOf(result),
+    Object.getPrototypeOf(sample),
+    "null @@species - prototype check "
+  );
+  assert.sameValue(result.constructor, TA, "null @@species - ctor check");
+});