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-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/browser.js0
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer-after-toindex-byteoffset.js26
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer-before-outofrange-byteoffset.js24
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer.js21
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/index-is-out-of-range.js63
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/length.js20
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/minus-zero.js21
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/name.js20
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/negative-byteoffset-throws.js23
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/not-a-constructor.js24
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/resizable-buffer.js44
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-abrupt-from-tonumber-byteoffset-symbol.js21
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-abrupt-from-tonumber-byteoffset.js35
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-infinity.js23
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-nan.js23
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-value-clean-arraybuffer.js26
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-values-custom-offset.js29
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-values.js40
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/shell.js0
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/this-has-no-dataview-internal.js32
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/this-is-not-object.js42
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/to-boolean-littleendian.js31
-rw-r--r--js/src/tests/test262/built-ins/DataView/prototype/getFloat16/toindex-byteoffset.js53
23 files changed, 641 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/browser.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/browser.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/browser.js
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer-after-toindex-byteoffset.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer-after-toindex-byteoffset.js
new file mode 100644
index 0000000000..58d6f5547b
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer-after-toindex-byteoffset.js
@@ -0,0 +1,26 @@
+// |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: >
+ Detached buffer is only checked after ToIndex(requestIndex)
+features: [Float16Array]
+includes: [detachArrayBuffer.js]
+---*/
+
+var buffer = new ArrayBuffer(6);
+var sample = new DataView(buffer, 0);
+
+$DETACHBUFFER(buffer);
+
+assert.throws(RangeError, function() {
+ sample.getFloat16(-1);
+});
+
+assert.throws(RangeError, function() {
+ sample.getFloat16(Infinity);
+}, "Infinity");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer-before-outofrange-byteoffset.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer-before-outofrange-byteoffset.js
new file mode 100644
index 0000000000..07c76080e1
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer-before-outofrange-byteoffset.js
@@ -0,0 +1,24 @@
+// |reftest| shell-option(--enable-float16array) skip-if(!this.hasOwnProperty('Float16Array')||!xulRuntime.shell) -- Float16Array is not enabled unconditionally, requires shell-options
+// Copyright (C) 2024 Kevin Gibbons. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-dataview.prototype.getfloat16
+description: >
+ Detached buffer is checked before out of range byteOffset's value
+features: [Float16Array]
+includes: [detachArrayBuffer.js]
+---*/
+
+var sample;
+var buffer = new ArrayBuffer(12);
+
+sample = new DataView(buffer, 0);
+
+$DETACHBUFFER(buffer);
+
+assert.throws(TypeError, function() {
+ sample.getFloat16(13);
+}, "13");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer.js
new file mode 100644
index 0000000000..f7c59cb29c
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/detached-buffer.js
@@ -0,0 +1,21 @@
+// |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: >
+ Throws a TypeError if buffer is detached
+features: [Float16Array]
+includes: [detachArrayBuffer.js]
+---*/
+
+var buffer = new ArrayBuffer(1);
+var sample = new DataView(buffer, 0);
+
+$DETACHBUFFER(buffer);
+assert.throws(TypeError, function() {
+ sample.getFloat16(0);
+});
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/index-is-out-of-range.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/index-is-out-of-range.js
new file mode 100644
index 0000000000..7781bde810
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/index-is-out-of-range.js
@@ -0,0 +1,63 @@
+// |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: >
+ Throws a RangeError if getIndex + elementSize > viewSize
+features: [Float16Array]
+---*/
+
+var sample;
+var buffer = new ArrayBuffer(12);
+
+sample = new DataView(buffer, 0);
+
+assert.throws(RangeError, function() {
+ sample.getFloat16(Infinity);
+}, "getIndex == Infinity");
+
+assert.throws(RangeError, function() {
+ sample.getFloat16(13);
+}, "13 + 2 > 12");
+
+assert.throws(RangeError, function() {
+ sample.getFloat16(12);
+}, "12 + 2 > 12");
+
+assert.throws(RangeError, function() {
+ sample.getFloat16(11);
+}, "11 + 2 > 12");
+
+sample = new DataView(buffer, 10);
+assert.throws(RangeError, function() {
+ sample.getFloat16(1);
+}, "1 + 2 > 2 (offset)");
+
+sample = new DataView(buffer, 11);
+assert.throws(RangeError, function() {
+ sample.getFloat16(0);
+}, "0 + 2 > 1 (offset)");
+
+sample = new DataView(buffer, 0, 2);
+assert.throws(RangeError, function() {
+ sample.getFloat16(1);
+}, "1 + 2 > 2 (length)");
+
+sample = new DataView(buffer, 0, 1);
+assert.throws(RangeError, function() {
+ sample.getFloat16(0);
+}, "0 + 2 > 1 (length)");
+
+sample = new DataView(buffer, 4, 2);
+assert.throws(RangeError, function() {
+ sample.getFloat16(1);
+}, "1 + 2 > 2 (offset+length)");
+
+sample = new DataView(buffer, 4, 1);
+assert.throws(RangeError, function() {
+ sample.getFloat16(0);
+}, "0 + 2 > 1 (offset+length)");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/length.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/length.js
new file mode 100644
index 0000000000..bd71c6cbda
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/length.js
@@ -0,0 +1,20 @@
+// |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: >
+ DataView.prototype.getFloat16.length is 1.
+features: [Float16Array]
+includes: [propertyHelper.js]
+---*/
+
+verifyProperty(DataView.prototype.getFloat16, "length", {
+ value: 1,
+ writable: false,
+ enumerable: false,
+ configurable: true
+});
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/minus-zero.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/minus-zero.js
new file mode 100644
index 0000000000..2279538fd7
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/minus-zero.js
@@ -0,0 +1,21 @@
+// |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: >
+ Return -0
+features: [Float16Array]
+---*/
+
+var buffer = new ArrayBuffer(8);
+var sample = new DataView(buffer, 0);
+
+sample.setUint8(0, 128);
+sample.setUint8(1, 0);
+
+var result = sample.getFloat16(0);
+assert.sameValue(result, -0);
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/name.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/name.js
new file mode 100644
index 0000000000..df100772a9
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/name.js
@@ -0,0 +1,20 @@
+// |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: >
+ DataView.prototype.getFloat16.name is "getFloat16".
+features: [Float16Array]
+includes: [propertyHelper.js]
+---*/
+
+verifyProperty(DataView.prototype.getFloat16, "name", {
+ value: "getFloat16",
+ writable: false,
+ enumerable: false,
+ configurable: true
+});
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/negative-byteoffset-throws.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/negative-byteoffset-throws.js
new file mode 100644
index 0000000000..ada6286fd5
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/negative-byteoffset-throws.js
@@ -0,0 +1,23 @@
+// |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: >
+ Throws a RangeError if ToInteger(byteOffset) < 0
+features: [Float16Array]
+---*/
+
+var buffer = new ArrayBuffer(12);
+var sample = new DataView(buffer, 0);
+
+assert.throws(RangeError, function() {
+ sample.getFloat16(-1);
+}, "-1");
+
+assert.throws(RangeError, function() {
+ sample.getFloat16(-Infinity);
+}, "-Infinity");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/not-a-constructor.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/not-a-constructor.js
new file mode 100644
index 0000000000..af811a5e30
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/not-a-constructor.js
@@ -0,0 +1,24 @@
+// |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-ecmascript-standard-built-in-objects
+description: >
+ DataView.prototype.getFloat16 does not implement [[Construct]], is not new-able
+includes: [isConstructor.js]
+features: [Float16Array, Reflect.construct, DataView, arrow-function, ArrayBuffer]
+---*/
+
+assert.sameValue(
+ isConstructor(DataView.prototype.getFloat16),
+ false,
+ 'isConstructor(DataView.prototype.getFloat16) must return false'
+);
+
+assert.throws(TypeError, () => {
+ let dv = new DataView(new ArrayBuffer(16)); new dv.getFloat16(0, 0);
+});
+
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/resizable-buffer.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/resizable-buffer.js
new file mode 100644
index 0000000000..ef1bbcdb4e
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/resizable-buffer.js
@@ -0,0 +1,44 @@
+// |reftest| shell-option(--enable-arraybuffer-resizable) shell-option(--enable-float16array) skip-if(!this.hasOwnProperty('Float16Array')||!ArrayBuffer.prototype.resize||!xulRuntime.shell) -- Float16Array,resizable-arraybuffer 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: Throws a TypeError if buffer is out-of-bounds
+features: [Float16Array, 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.getFloat16(0), 0, 'following grow');
+
+try {
+ buffer.resize(16);
+} catch (_) {}
+
+assert.sameValue(sample.getFloat16(0), 0, 'following shrink (within bounds)');
+
+var expectedError;
+try {
+ buffer.resize(8);
+ expectedError = TypeError;
+} catch (_) {
+ expectedError = Test262Error;
+}
+
+assert.throws(expectedError, function() {
+ sample.getFloat16(0);
+ throw new Test262Error('the operation completed successfully');
+});
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-abrupt-from-tonumber-byteoffset-symbol.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-abrupt-from-tonumber-byteoffset-symbol.js
new file mode 100644
index 0000000000..1643b832b4
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-abrupt-from-tonumber-byteoffset-symbol.js
@@ -0,0 +1,21 @@
+// |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: >
+ Return abrupt from ToNumber(symbol byteOffset)
+features: [Float16Array, Symbol]
+---*/
+
+var buffer = new ArrayBuffer(1);
+var sample = new DataView(buffer, 0);
+
+var s = Symbol("1");
+
+assert.throws(TypeError, function() {
+ sample.getFloat16(s);
+});
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-abrupt-from-tonumber-byteoffset.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-abrupt-from-tonumber-byteoffset.js
new file mode 100644
index 0000000000..1c5088df49
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-abrupt-from-tonumber-byteoffset.js
@@ -0,0 +1,35 @@
+// |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: >
+ Return abrupt from ToNumber(byteOffset)
+features: [Float16Array]
+---*/
+
+var buffer = new ArrayBuffer(1);
+var sample = new DataView(buffer, 0);
+
+var bo1 = {
+ valueOf: function() {
+ throw new Test262Error();
+ }
+};
+
+var bo2 = {
+ toString: function() {
+ throw new Test262Error();
+ }
+};
+
+assert.throws(Test262Error, function() {
+ sample.getFloat16(bo1);
+}, "valueOf");
+
+assert.throws(Test262Error, function() {
+ sample.getFloat16(bo2);
+}, "toString");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-infinity.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-infinity.js
new file mode 100644
index 0000000000..26c0fcecd8
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-infinity.js
@@ -0,0 +1,23 @@
+// |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: >
+ Return Infinity values
+features: [Float16Array, DataView.prototype.setUint8]
+---*/
+
+var buffer = new ArrayBuffer(4);
+var sample = new DataView(buffer, 0);
+
+sample.setUint8(0, 124); // 0b01111100
+sample.setUint8(1, 0);
+sample.setUint8(2, 252); // 0b11111100
+sample.setUint8(3, 0);
+
+assert.sameValue(sample.getFloat16(0), Infinity);
+assert.sameValue(sample.getFloat16(2), -Infinity);
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-nan.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-nan.js
new file mode 100644
index 0000000000..56af38b203
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-nan.js
@@ -0,0 +1,23 @@
+// |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: >
+ Return NaN values
+features: [Float16Array, DataView.prototype.setUint8]
+---*/
+
+var buffer = new ArrayBuffer(8);
+var sample = new DataView(buffer, 0);
+
+sample.setUint8(0, 126); // 0b01111110
+sample.setUint8(1, 0);
+sample.setUint8(2, 254); // 0b11111110
+sample.setUint8(3, 0);
+
+assert.sameValue(sample.getFloat16(0), NaN);
+assert.sameValue(sample.getFloat16(2), NaN);
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-value-clean-arraybuffer.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-value-clean-arraybuffer.js
new file mode 100644
index 0000000000..bf8b2b0685
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-value-clean-arraybuffer.js
@@ -0,0 +1,26 @@
+// |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: >
+ Return value from Buffer using a clean ArrayBuffer
+features: [Float16Array]
+---*/
+
+var buffer = new ArrayBuffer(8);
+var sample = new DataView(buffer, 0);
+
+assert.sameValue(sample.getFloat16(0, true), 0, "sample.getFloat16(0, true)");
+assert.sameValue(sample.getFloat16(1, true), 0, "sample.getFloat16(1, true)");
+assert.sameValue(sample.getFloat16(2, true), 0, "sample.getFloat16(2, true)");
+assert.sameValue(sample.getFloat16(3, true), 0, "sample.getFloat16(3, true)");
+assert.sameValue(sample.getFloat16(4, true), 0, "sample.getFloat16(4, true)");
+assert.sameValue(sample.getFloat16(0, false), 0, "sample.getFloat16(0, false)");
+assert.sameValue(sample.getFloat16(1, false), 0, "sample.getFloat16(1, false)");
+assert.sameValue(sample.getFloat16(2, false), 0, "sample.getFloat16(2, false)");
+assert.sameValue(sample.getFloat16(3, false), 0, "sample.getFloat16(3, false)");
+assert.sameValue(sample.getFloat16(4, false), 0, "sample.getFloat16(4, false)");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-values-custom-offset.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-values-custom-offset.js
new file mode 100644
index 0000000000..c121bd316c
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-values-custom-offset.js
@@ -0,0 +1,29 @@
+// |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: >
+ Return values from Buffer using a custom offset
+features: [Float16Array, DataView.prototype.setUint8]
+---*/
+
+var buffer = new ArrayBuffer(8);
+var sample = new DataView(buffer, 0);
+
+sample.setUint8(4, 75); // 01001011
+sample.setUint8(5, 75); // 01001011
+sample.setUint8(6, 76); // 01001100
+sample.setUint8(7, 77); // 01001101
+
+sample = new DataView(buffer, 4);
+
+assert.sameValue(sample.getFloat16(0, false), 14.5859375, "0, false"); // 01001011 01001011
+assert.sameValue(sample.getFloat16(1, false), 14.59375, "1, false"); // 01001011 01001100
+assert.sameValue(sample.getFloat16(2, false), 17.203125, "2, false"); // 01001100 01001101
+assert.sameValue(sample.getFloat16(0, true), 14.5859375, "0, true"); // 01001011 01001011
+assert.sameValue(sample.getFloat16(1, true), 17.171875, "1, true"); // 01001100 01001011
+assert.sameValue(sample.getFloat16(2, true), 21.1875, "2, true"); // 01001101 01001100
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-values.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-values.js
new file mode 100644
index 0000000000..51b3b874cd
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/return-values.js
@@ -0,0 +1,40 @@
+// |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: >
+ Return values from Buffer
+features: [Float16Array, DataView.prototype.setUint8]
+---*/
+
+var buffer = new ArrayBuffer(4);
+var sample = new DataView(buffer, 0);
+
+sample.setUint8(0, 66); // 01000010
+sample.setUint8(1, 40); // 00101000
+sample.setUint8(2, 64); // 01000000
+sample.setUint8(3, 224); // 11100000
+
+assert.sameValue(sample.getFloat16(0, false), 3.078125, "0, false"); // 01000010 00101000
+assert.sameValue(sample.getFloat16(1, false), 0.033203125, "1, false"); // 00101000 01000000
+assert.sameValue(sample.getFloat16(2, false), 2.4375, "2, false"); // 01000000 11100000
+
+assert.sameValue(sample.getFloat16(0, true), 0.03326416015625, "0, true"); // 00101000 01000010
+assert.sameValue(sample.getFloat16(1, true), 2.078125, "1, true"); // 01000000 00101000
+assert.sameValue(sample.getFloat16(2, true), -544, "2, true"); // 11100000 01000000
+
+sample.setUint8(0, 75); // 01001011
+sample.setUint8(1, 75); // 01001011
+sample.setUint8(2, 76); // 01001100
+sample.setUint8(3, 76); // 01001101
+
+assert.sameValue(sample.getFloat16(0, false), 14.5859375, "0, false"); // 01001011 01001011
+assert.sameValue(sample.getFloat16(1, false), 14.59375, "1, false"); // 01001011 01001100
+assert.sameValue(sample.getFloat16(2, false), 17.1875, "2, false"); // 01001100 01001101
+assert.sameValue(sample.getFloat16(0, true), 14.5859375, "0, true"); // 01001011 01001011
+assert.sameValue(sample.getFloat16(1, true), 17.171875, "1, true"); // 01001100 01001011
+assert.sameValue(sample.getFloat16(2, true), 17.1875, "2, true"); // 01001100 01001101
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/shell.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/shell.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/shell.js
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/this-has-no-dataview-internal.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/this-has-no-dataview-internal.js
new file mode 100644
index 0000000000..3b77b7f5b7
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/this-has-no-dataview-internal.js
@@ -0,0 +1,32 @@
+// |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: >
+ Throws a TypeError if this does not have a [[DataView]] internal slot
+features: [Float16Array, Int8Array]
+---*/
+
+var getFloat16 = DataView.prototype.getFloat16;
+
+assert.throws(TypeError, function() {
+ getFloat16.call({});
+}, "{}");
+
+assert.throws(TypeError, function() {
+ getFloat16.call([]);
+}, "[]");
+
+var ab = new ArrayBuffer(1);
+assert.throws(TypeError, function() {
+ getFloat16.call(ab);
+}, "ArrayBuffer");
+
+var ta = new Int8Array();
+assert.throws(TypeError, function() {
+ getFloat16.call(ta);
+}, "TypedArray");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/this-is-not-object.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/this-is-not-object.js
new file mode 100644
index 0000000000..917dc61dc8
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/this-is-not-object.js
@@ -0,0 +1,42 @@
+// |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: Throws a TypeError if this is not Object
+features: [Float16Array, Symbol]
+---*/
+
+var getFloat16 = DataView.prototype.getFloat16;
+
+assert.throws(TypeError, function() {
+ getFloat16.call(undefined);
+}, "undefined");
+
+assert.throws(TypeError, function() {
+ getFloat16.call(null);
+}, "null");
+
+assert.throws(TypeError, function() {
+ getFloat16.call(1);
+}, "1");
+
+assert.throws(TypeError, function() {
+ getFloat16.call("string");
+}, "string");
+
+assert.throws(TypeError, function() {
+ getFloat16.call(true);
+}, "true");
+
+assert.throws(TypeError, function() {
+ getFloat16.call(false);
+}, "false");
+
+var s = Symbol("1");
+assert.throws(TypeError, function() {
+ getFloat16.call(s);
+}, "symbol");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/to-boolean-littleendian.js b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/to-boolean-littleendian.js
new file mode 100644
index 0000000000..793f95477c
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/getFloat16/to-boolean-littleendian.js
@@ -0,0 +1,31 @@
+// |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: >
+ Boolean littleEndian argument coerced in ToBoolean
+features: [Float16Array, DataView.prototype.setUint8, Symbol]
+---*/
+
+var buffer = new ArrayBuffer(2);
+var sample = new DataView(buffer, 0);
+
+sample.setUint8(0, 75);
+sample.setUint8(1, 76);
+
+// False
+assert.sameValue(sample.getFloat16(0), 14.59375, "no arg");
+assert.sameValue(sample.getFloat16(0, undefined), 14.59375, "undefined");
+assert.sameValue(sample.getFloat16(0, null), 14.59375, "null");
+assert.sameValue(sample.getFloat16(0, 0), 14.59375, "0");
+assert.sameValue(sample.getFloat16(0, ""), 14.59375, "the empty string");
+
+// True
+assert.sameValue(sample.getFloat16(0, {}), 17.171875, "{}");
+assert.sameValue(sample.getFloat16(0, Symbol("1")), 17.171875, "symbol");
+assert.sameValue(sample.getFloat16(0, 1), 17.171875, "1");
+assert.sameValue(sample.getFloat16(0, "string"), 17.171875, "string");
+
+reportCompare(0, 0);
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);