tests for Math.f16round

features.txt

@@ -113,6 +113,10 @@ set-methods
 # https://github.com/tc39/proposal-explicit-resource-management
 explicit-resource-management
 
+# Float16Array + Math.f16round
+# https://github.com/tc39/proposal-float16array
+Float16Array
+
 ## Standard language features
 #
 # Language features that have been included in a published version of the

test/built-ins/Math/f16round/length.js

@@ -0,0 +1,17 @@
+// Copyright (C) 2024 Kevin Gibbons. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-math.f16round
+description: >
+  Math.f16round.length is 1
+features: [Float16Array]
+includes: [propertyHelper.js]
+---*/
+
+verifyProperty(Math.f16round, 'length', {
+  value: 1,
+  enumerable: false,
+  writable: false,
+  configurable: true
+});

test/built-ins/Math/f16round/name.js

@@ -0,0 +1,17 @@
+// Copyright (C) 2024 Kevin Gibbons. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-math.f16round
+description: >
+  Math.f16round.name is "f16round"
+features: [Float16Array]
+includes: [propertyHelper.js]
+---*/
+
+verifyProperty(Math.f16round, 'name', {
+  value: 'f16round',
+  enumerable: false,
+  writable: false,
+  configurable: true
+});

test/built-ins/Math/f16round/not-a-constructor.js

@@ -0,0 +1,17 @@
+// 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: >
+  Math.f16round does not implement [[Construct]], is not new-able
+features: [Float16Array]
+includes: [isConstructor.js]
+features: [Reflect.construct]
+---*/
+
+assert(!isConstructor(Math.f16round), "Math.f16round is not a constructor");
+
+assert.throws(TypeError, function () {
+  new Math.fround();
+});

test/built-ins/Math/f16round/prop-desc.js

@@ -0,0 +1,14 @@
+// Copyright (C) 2024 Kevin Gibbons. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-math.f16round
+description: >
+  "f16round" property of Math
+features: [Float16Array]
+includes: [propertyHelper.js]
+---*/
+
+verifyNotEnumerable(Math, "f16round");
+verifyWritable(Math, "f16round");
+verifyConfigurable(Math, "f16round");

test/built-ins/Math/f16round/value-convertion.js

@@ -0,0 +1,25 @@
+// Copyright (C) 2024 Kevin Gibbons. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-math.f16round
+description: >
+  Convert to binary16 format and than to binary64 format
+features: [Float16Array]
+includes: [byteConversionValues.js]
+---*/
+
+var values = byteConversionValues.values;
+var expectedValues = byteConversionValues.expected.Float16;
+
+values.forEach(function(value, i) {
+  var expected = expectedValues[i];
+
+  var result = Math.f16round(value);
+
+  assert.sameValue(
+    result,
+    expected,
+    "value: " + value
+  );
+});