Basic tests for weakref and finalizationgroup

features.txt

@@ -128,6 +128,11 @@ export-star-as-namespace-from-module
 # https://github.com/tc39/proposal-import-meta
 import.meta
 
+# WeakRef
+# https://github.com/tc39/proposal-weakref
+WeakRef
+FinalizationGroup
+
 ## Standard language features
 #
 # Language features that have been included in a published version of the

test/built-ins/FinalizationGroup/constructor.js

@@ -0,0 +1,14 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-finalization-group-constructor
+description: >
+  The FinalizationGroup constructor is the %FinalizationGroup% intrinsic object and the initial
+  value of the FinalizationGroup property of the global object.
+---*/
+
+assert.sameValue(
+  typeof FinalizationGroup, 'function',
+  'typeof FinalizationGroup is "function"'
+);

test/built-ins/FinalizationGroup/length.js

@@ -0,0 +1,32 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-finalization-group-target
+description: FinalizationGroup.length property descriptor
+info: |
+  FinalizationGroup ( cleanupCallback )
+
+  17 ECMAScript Standard Built-in Objects
+
+  Every built-in function object, including constructors, has a length
+  property whose value is an integer. Unless otherwise specified, this
+  value is equal to the largest number of named arguments shown in the
+  subclause headings for the function description. Optional parameters
+  (which are indicated with brackets: [ ]) or rest parameters (which
+  are shown using the form «...name») are not included in the default
+  argument count.
+
+  Unless otherwise specified, the length property of a built-in
+  function object has the attributes { [[Writable]]: false,
+  [[Enumerable]]: false, [[Configurable]]: true }.
+includes: [propertyHelper.js]
+features: [FinalizationGroup]
+---*/
+
+verifyProperty(FinalizationGroup, "length", {
+  value: 1,
+  writable: false,
+  enumerable: false,
+  configurable: true
+});

test/built-ins/FinalizationGroup/name.js

@@ -0,0 +1,31 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-finalization-group-target
+description: FinalizationGroup.name property descriptor
+info: |
+  FinalizationGroup ( value )
+
+  17 ECMAScript Standard Built-in Objects
+
+  Every built-in function object, including constructors, that is not
+  identified as an anonymous function has a name property whose value
+  is a String. Unless otherwise specified, this value is the name that
+  is given to the function in this specification. For functions that
+  are specified as properties of objects, the name value is the
+  property name string used to access the function. [...]
+
+  Unless otherwise specified, the name property of a built-in function
+  object, if it exists, has the attributes { [[Writable]]: false,
+  [[Enumerable]]: false, [[Configurable]]: true }.
+includes: [propertyHelper.js]
+features: [FinalizationGroup]
+---*/
+
+verifyProperty(FinalizationGroup, "name", {
+  value: "FinalizationGroup",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});

test/built-ins/FinalizationGroup/prop-desc.js

@@ -0,0 +1,22 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-finalization-group-constructor
+description: >
+  Property descriptor of FinalizationGroup
+info: |
+  17 ECMAScript Standard Built-in Objects:
+
+  Every other data property described in clauses 18 through 26 and in Annex B.2
+  has the attributes { [[Writable]]: true, [[Enumerable]]: false,
+  [[Configurable]]: true } unless otherwise specified.
+includes: [propertyHelper.js]
+features: [FinalizationGroup]
+---*/
+
+verifyProperty(this, "FinalizationGroup", {
+  enumerable: false,
+  writable: true,
+  configurable: true
+});

test/built-ins/FinalizationGroup/proto.js

@@ -0,0 +1,18 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-properties-of-the-finalization-group-constructor
+description: >
+  The prototype of FinalizationGroup is Object.prototype
+info: |
+  The value of the [[Prototype]] internal slot of the FinalizationGroup object is the
+  intrinsic object %FunctionPrototype%.
+features: [FinalizationGroup]
+---*/
+
+assert.sameValue(
+  Object.getPrototypeOf(FinalizationGroup),
+  Function.prototype,
+  'Object.getPrototypeOf(FinalizationGroup) returns the value of `Function.prototype`'
+);

test/built-ins/FinalizationGroup/prototype/Symbol.toStringTag.js

@@ -0,0 +1,23 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-finalization-group-@@tostringtag
+description: >
+    `Symbol.toStringTag` property descriptor
+info: |
+    The initial value of the @@toStringTag property is the String value
+    "FinalizationGroup".
+
+    This property has the attributes { [[Writable]]: false, [[Enumerable]]:
+    false, [[Configurable]]: true }.
+includes: [propertyHelper.js]
+features: [FinalizationGroup, Symbol, Symbol.toStringTag]
+---*/
+
+verifyProperty(FinalizationGroup.prototype, Symbol.toStringTag, {
+  value: "FinalizationGroup",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});

test/built-ins/FinalizationGroup/prototype/constructor.js

@@ -0,0 +1,23 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-finalization-group.prototype.constructor
+description: FinalizationGroup.prototype.constructor property descriptor
+info: |
+  FinalizationGroup.prototype.constructor
+
+  The initial value of FinalizationGroup.prototype.constructor is the intrinsic
+  object %FinalizationGroup%.
+
+  17 ECMAScript Standard Built-in Objects
+includes: [propertyHelper.js]
+features: [FinalizationGroup]
+---*/
+
+verifyProperty(FinalizationGroup.prototype, "constructor", {
+  value: FinalizationGroup,
+  writable: true,
+  enumerable: false,
+  configurable: true
+});

test/built-ins/FinalizationGroup/prototype/prop-desc.js

@@ -0,0 +1,18 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: The property descriptor FinalizationGroup.prototype
+esid: sec-finalization-group.prototype
+info: |
+  This property has the attributes { [[Writable]]: false, [[Enumerable]]: false,
+  [[Configurable]]: false }.
+features: [FinalizationGroup]
+includes: [propertyHelper.js]
+---*/
+
+verifyProperty(FinalizationGroup, "prototype", {
+  writable: false,
+  enumerable: false,
+  configurable: false
+});

test/built-ins/FinalizationGroup/prototype/proto.js

@@ -0,0 +1,14 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: The prototype of FinalizationGroup.prototype is Object.prototype
+esid: sec-properties-of-the-finalization-group-prototype-object
+info: |
+  The value of the [[Prototype]] internal slot of the FinalizationGroup prototype object
+  is the intrinsic object %ObjectPrototype%.
+features: [FinalizationGroup]
+---*/
+
+var proto = Object.getPrototypeOf(FinalizationGroup.prototype);
+assert.sameValue(proto, Object.prototype);

test/built-ins/WeakRef/constructor.js

@@ -0,0 +1,14 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-weak-ref-constructor
+description: >
+  The WeakRef constructor is the %WeakRef% intrinsic object and the initial
+  value of the WeakRef property of the global object.
+---*/
+
+assert.sameValue(
+  typeof WeakRef, 'function',
+  'typeof WeakRef is "function"'
+);

test/built-ins/WeakRef/length.js

@@ -0,0 +1,32 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-weak-ref-target
+description: WeakRef.length property descriptor
+info: |
+  WeakRef ( target )
+
+  17 ECMAScript Standard Built-in Objects
+
+  Every built-in function object, including constructors, has a length
+  property whose value is an integer. Unless otherwise specified, this
+  value is equal to the largest number of named arguments shown in the
+  subclause headings for the function description. Optional parameters
+  (which are indicated with brackets: [ ]) or rest parameters (which
+  are shown using the form «...name») are not included in the default
+  argument count.
+
+  Unless otherwise specified, the length property of a built-in
+  function object has the attributes { [[Writable]]: false,
+  [[Enumerable]]: false, [[Configurable]]: true }.
+includes: [propertyHelper.js]
+features: [WeakRef]
+---*/
+
+verifyProperty(WeakRef, "length", {
+  value: 1,
+  writable: false,
+  enumerable: false,
+  configurable: true
+});

test/built-ins/WeakRef/name.js

@@ -0,0 +1,31 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-weak-ref-target
+description: WeakRef.name property descriptor
+info: |
+  WeakRef ( value )
+
+  17 ECMAScript Standard Built-in Objects
+
+  Every built-in function object, including constructors, that is not
+  identified as an anonymous function has a name property whose value
+  is a String. Unless otherwise specified, this value is the name that
+  is given to the function in this specification. For functions that
+  are specified as properties of objects, the name value is the
+  property name string used to access the function. [...]
+
+  Unless otherwise specified, the name property of a built-in function
+  object, if it exists, has the attributes { [[Writable]]: false,
+  [[Enumerable]]: false, [[Configurable]]: true }.
+includes: [propertyHelper.js]
+features: [WeakRef]
+---*/
+
+verifyProperty(WeakRef, "name", {
+  value: "WeakRef",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});

test/built-ins/WeakRef/prop-desc.js

@@ -0,0 +1,22 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-weak-ref-constructor
+description: >
+  Property descriptor of WeakRef
+info: |
+  17 ECMAScript Standard Built-in Objects:
+
+  Every other data property described in clauses 18 through 26 and in Annex B.2
+  has the attributes { [[Writable]]: true, [[Enumerable]]: false,
+  [[Configurable]]: true } unless otherwise specified.
+includes: [propertyHelper.js]
+features: [WeakRef]
+---*/
+
+verifyProperty(this, "WeakRef", {
+  enumerable: false,
+  writable: true,
+  configurable: true
+});

test/built-ins/WeakRef/proto.js

@@ -0,0 +1,18 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-properties-of-the-weak-ref-constructor
+description: >
+  The prototype of WeakRef is Object.prototype
+info: |
+  The value of the [[Prototype]] internal slot of the WeakRef object is the
+  intrinsic object %FunctionPrototype%.
+features: [WeakRef]
+---*/
+
+assert.sameValue(
+  Object.getPrototypeOf(WeakRef),
+  Function.prototype,
+  'Object.getPrototypeOf(WeakRef) returns the value of `Function.prototype`'
+);

test/built-ins/WeakRef/prototype/Symbol.toStringTag.js

@@ -0,0 +1,23 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-weak-ref-@@tostringtag
+description: >
+    `Symbol.toStringTag` property descriptor
+info: |
+    The initial value of the @@toStringTag property is the String value
+    "WeakRef".
+
+    This property has the attributes { [[Writable]]: false, [[Enumerable]]:
+    false, [[Configurable]]: true }.
+includes: [propertyHelper.js]
+features: [WeakRef, Symbol, Symbol.toStringTag]
+---*/
+
+verifyProperty(WeakRef.prototype, Symbol.toStringTag, {
+  value: "WeakRef",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});

test/built-ins/WeakRef/prototype/constructor.js

@@ -0,0 +1,23 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-weak-ref.prototype.constructor
+description: WeakRef.prototype.constructor property descriptor
+info: |
+  WeakRef.prototype.constructor
+
+  The initial value of WeakRef.prototype.constructor is the intrinsic
+  object %WeakRef%.
+
+  17 ECMAScript Standard Built-in Objects
+includes: [propertyHelper.js]
+features: [WeakRef]
+---*/
+
+verifyProperty(WeakRef.prototype, "constructor", {
+  value: WeakRef,
+  writable: true,
+  enumerable: false,
+  configurable: true
+});

test/built-ins/WeakRef/prototype/prop-desc.js

@@ -0,0 +1,18 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: The property descriptor WeakRef.prototype
+esid: sec-weak-ref.prototype
+info: |
+  This property has the attributes { [[Writable]]: false, [[Enumerable]]: false,
+  [[Configurable]]: false }.
+features: [WeakRef]
+includes: [propertyHelper.js]
+---*/
+
+verifyProperty(WeakRef, "prototype", {
+  writable: false,
+  enumerable: false,
+  configurable: false
+});

test/built-ins/WeakRef/prototype/proto.js

@@ -0,0 +1,14 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: The prototype of WeakRef.prototype is Object.prototype
+esid: sec-properties-of-the-weak-ref-prototype-object
+info: |
+  The value of the [[Prototype]] internal slot of the WeakRef prototype object
+  is the intrinsic object %ObjectPrototype%.
+features: [WeakRef]
+---*/
+
+var proto = Object.getPrototypeOf(WeakRef.prototype);
+assert.sameValue(proto, Object.prototype);