1 files changed, 53 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/toindex-byteoffset.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/toindex-byteoffset.js
new file mode 100644
index 0000000000..ae51364d35
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/toindex-byteoffset.js
@@ -0,0 +1,53 @@
+// |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.getFloat16
+description: >
+  ToIndex conversions on byteOffset
+features: [Float16Array, DataView.prototype.setUint8]
+---*/
+
+var buffer = new ArrayBuffer(6);
+var sample = new DataView(buffer, 0);
+
+sample.setUint8(0, 75);
+sample.setUint8(1, 76);
+sample.setUint8(2, 77);
+sample.setUint8(3, 78);
+sample.setUint8(4, 79);
+sample.setUint8(5, 80);
+
+var obj1 = {
+  valueOf: function() {
+    return 3;
+  }
+};
+
+var obj2 = {
+  toString: function() {
+    return 2;
+  }
+};
+
+assert.sameValue(sample.getFloat16(-0), 14.59375, "-0");
+assert.sameValue(sample.getFloat16(obj1), 25.234375, "object's valueOf");
+assert.sameValue(sample.getFloat16(obj2), 21.21875, "object's toString");
+assert.sameValue(sample.getFloat16(""), 14.59375, "the Empty string");
+assert.sameValue(sample.getFloat16("0"), 14.59375, "string '0'");
+assert.sameValue(sample.getFloat16("2"), 21.21875, "string '2'");
+assert.sameValue(sample.getFloat16(true), 17.203125, "true");
+assert.sameValue(sample.getFloat16(false), 14.59375, "false");
+assert.sameValue(sample.getFloat16(NaN), 14.59375, "NaN");
+assert.sameValue(sample.getFloat16(null), 14.59375, "null");
+assert.sameValue(sample.getFloat16(0.1), 14.59375, "0.1");
+assert.sameValue(sample.getFloat16(0.9), 14.59375, "0.9");
+assert.sameValue(sample.getFloat16(1.1), 17.203125, "1.1");
+assert.sameValue(sample.getFloat16(1.9), 17.203125, "1.9");
+assert.sameValue(sample.getFloat16(-0.1), 14.59375, "-0.1");
+assert.sameValue(sample.getFloat16(-0.99999), 14.59375, "-0.99999");
+assert.sameValue(sample.getFloat16(undefined), 14.59375, "undefined");
+assert.sameValue(sample.getFloat16(), 14.59375, "no arg");
+
+reportCompare(0, 0);