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-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/setFloat64/negative-byteoffset-throws.js36
1 files changed, 36 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/setFloat64/negative-byteoffset-throws.js b/js/src/tests/test262/built-ins/DataView/prototype/setFloat64/negative-byteoffset-throws.js
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+++ b/js/src/tests/test262/built-ins/DataView/prototype/setFloat64/negative-byteoffset-throws.js
@@ -0,0 +1,36 @@
+// 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-dataview.prototype.setfloat64
+description: >
+ Throws a RangeError if getIndex < 0
+info: |
+ 24.2.4.14 DataView.prototype.setFloat64 ( byteOffset, value [ , littleEndian ] )
+
+ 1. Let v be the this value.
+ 2. If littleEndian is not present, let littleEndian be false.
+ 3. Return ? SetViewValue(v, byteOffset, littleEndian, "Float64", value).
+
+ 24.2.1.2 SetViewValue ( view, requestIndex, isLittleEndian, type, value )
+
+ ...
+ 4. Let getIndex be ? ToIndex(requestIndex).
+ ...
+features: [DataView.prototype.getFloat64]
+---*/
+
+var buffer = new ArrayBuffer(12);
+var sample = new DataView(buffer, 0);
+
+assert.throws(RangeError, function() {
+ sample.setFloat64(-1, 39);
+}, "-1");
+assert.sameValue(sample.getFloat64(0), 0, "-1 - no value was set");
+
+assert.throws(RangeError, function() {
+ sample.setFloat64(-Infinity, 39);
+}, "-Infinity");
+assert.sameValue(sample.getFloat64(0), 0, "-Infinity - no value was set");
+
+reportCompare(0, 0);