1 files changed, 61 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getInt32/return-values-custom-offset-sab.js b/js/src/tests/test262/built-ins/DataView/prototype/getInt32/return-values-custom-offset-sab.js
new file mode 100644
index 0000000000..f917d7cad2
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getInt32/return-values-custom-offset-sab.js
@@ -0,0 +1,61 @@
+// |reftest| skip-if(!this.hasOwnProperty('SharedArrayBuffer')) -- SharedArrayBuffer is not enabled unconditionally
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// Copyright (C) 2017 Mozilla Corporation. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-dataview.prototype.getint32
+description: >
+  Return values from Buffer using a custom offset
+info: |
+  24.2.4.9 DataView.prototype.getInt32 ( byteOffset [ , littleEndian ] )
+
+  1. Let v be the this value.
+  2. If littleEndian is not present, let littleEndian be false.
+  3. Return ? GetViewValue(v, byteOffset, littleEndian, "Int32").
+
+  24.2.1.1 GetViewValue ( view, requestIndex, isLittleEndian, type )
+
+  ...
+  14. Let bufferIndex be getIndex + viewOffset.
+  15. Return GetValueFromBuffer(buffer, bufferIndex, type, isLittleEndian).
+  ...
+
+  24.1.1.5 GetValueFromBuffer ( arrayBuffer, byteIndex, type [ , isLittleEndian
+  ] )
+
+  ...
+  8. If isLittleEndian is false, reverse the order of the elements of rawValue.
+  ...
+features: [SharedArrayBuffer]
+---*/
+
+var buffer = new SharedArrayBuffer(12);
+var sample = new DataView(buffer, 0);
+
+sample.setUint8(0, 39);
+sample.setUint8(1, 2);
+sample.setUint8(2, 6);
+sample.setUint8(3, 2);
+sample.setUint8(4, 128);
+sample.setUint8(5, 0);
+sample.setUint8(6, 128);
+sample.setUint8(7, 1);
+sample.setUint8(8, 127);
+sample.setUint8(9, 0);
+sample.setUint8(10, 127);
+sample.setUint8(11, 1);
+
+sample = new DataView(buffer, 4);
+
+assert.sameValue(sample.getInt32(0, false), -2147450879, "0, false");
+assert.sameValue(sample.getInt32(1, false), 8388991, "1, false");
+assert.sameValue(sample.getInt32(2, false), -2147385600, "2, false");
+assert.sameValue(sample.getInt32(3, false), 25100415, "3, false");
+
+assert.sameValue(sample.getInt32(0, true), 25165952, "0, true");
+assert.sameValue(sample.getInt32(1, true), 2130804736, "1, true");
+assert.sameValue(sample.getInt32(2, true), 8323456, "2, true");
+assert.sameValue(sample.getInt32(3, true), 2130738945, "3, true");
+
+reportCompare(0, 0);