1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat64/resizable-buffer.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat64/resizable-buffer.js
new file mode 100644
index 0000000000..be9d077712
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat64/resizable-buffer.js
@@ -0,0 +1,44 @@
+// |reftest| shell-option(--enable-arraybuffer-resizable) skip-if(!ArrayBuffer.prototype.resize||!xulRuntime.shell) -- resizable-arraybuffer is not enabled unconditionally, requires shell-options
+// Copyright (C) 2021 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-dataview.prototype.getfloat64
+description: Throws a TypeError if buffer is out-of-bounds
+features: [DataView, ArrayBuffer, resizable-arraybuffer]
+---*/
+
+assert.sameValue(
+  typeof ArrayBuffer.prototype.resize,
+  'function',
+  'implements ArrayBuffer.prototype.resize'
+);
+
+var buffer = new ArrayBuffer(24, {maxByteLength: 32});
+var sample = new DataView(buffer, 0, 16);
+
+try {
+  buffer.resize(32);
+} catch (_) {}
+
+assert.sameValue(sample.getFloat64(0), 0, 'following grow');
+
+try {
+  buffer.resize(16);
+} catch (_) {}
+
+assert.sameValue(sample.getFloat64(0), 0, 'following shrink (within bounds)');
+
+var expectedError;
+try {
+  buffer.resize(8);
+  expectedError = TypeError;
+} catch (_) {
+  expectedError = Test262Error;
+}
+
+assert.throws(expectedError, function() {
+  sample.getFloat64(0);
+  throw new Test262Error('the operation completed successfully');
+});
+
+reportCompare(0, 0);