1 files changed, 25 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/setFloat16/negative-byteoffset-throws.js b/js/src/tests/test262/built-ins/DataView/prototype/setFloat16/negative-byteoffset-throws.js
new file mode 100644
index 0000000000..84722723ad
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/setFloat16/negative-byteoffset-throws.js
@@ -0,0 +1,25 @@
+// |reftest| shell-option(--enable-float16array) skip-if(!this.hasOwnProperty('Float16Array')||!xulRuntime.shell) -- Float16Array is not enabled unconditionally, requires shell-options
+// Copyright (C) 2024 Kevin Gibbons. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-dataview.prototype.setfloat16
+description: >
+  Throws a RangeError if getIndex < 0
+features: [Float16Array]
+---*/
+
+var buffer = new ArrayBuffer(12);
+var sample = new DataView(buffer, 0);
+
+assert.throws(RangeError, function() {
+  sample.setFloat16(-1, 39);
+}, "-1");
+assert.sameValue(sample.getFloat32(0), 0, "-1 - no value was set");
+
+assert.throws(RangeError, function() {
+  sample.setFloat16(-Infinity, 39);
+}, "-Infinity");
+assert.sameValue(sample.getFloat32(0), 0, "-Infinity - no value was set");
+
+reportCompare(0, 0);