Prefer verifyProperty over assert.deepEqual when comparing property descriptors

test/staging/sm/Array/unscopables.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [deepEqual.js]
+includes: [compareArray.js, propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -11,46 +11,50 @@ esid: pending
 ---*/
 let Array_unscopables = Array.prototype[Symbol.unscopables];
 
-let desc = Reflect.getOwnPropertyDescriptor(Array.prototype, Symbol.unscopables);
+verifyProperty(Array.prototype, Symbol.unscopables, {
-assert.deepEqual(desc, {
     value: Array_unscopables,
     writable: false,
     enumerable: false,
     configurable: true
+}, {
+    restore: true
 });
 
 assert.sameValue(Reflect.getPrototypeOf(Array_unscopables), null);
 
-let desc2 = Object.getOwnPropertyDescriptor(Array_unscopables, "values");
+verifyProperty(Array_unscopables, "values", {
-assert.deepEqual(desc2, {
     value: true,
     writable: true,
     enumerable: true,
     configurable: true
+}, {
+    restore: true
 });
 
 let keys = Reflect.ownKeys(Array_unscopables);
 
 // FIXME: Once bug 1826643 is fixed, change this test so that all
 // the keys are in alphabetical order
-let expectedKeys = ["at",
+let expectedKeys = [
-		    "copyWithin",
+    "at",
-		    "entries",
+    "copyWithin",
-		    "fill",
+    "entries",
-		    "find",
+    "fill",
-		    "findIndex",
+    "find",
-		    "findLast",
+    "findIndex",
-		    "findLastIndex",
+    "findLast",
-		    "flat",
+    "findLastIndex",
-		    "flatMap",
+    "flat",
-		    "includes",
+    "flatMap",
-		    "keys",
+    "includes",
-            "toReversed",
+    "keys",
-            "toSorted",
+    "toReversed",
-            "toSpliced",
+    "toSorted",
-		    "values"];
+    "toSpliced",
+    "values"
+];
 
-assert.deepEqual(keys, expectedKeys);
+assert.compareArray(keys, expectedKeys);
 
 for (let key of keys)
     assert.sameValue(Array_unscopables[key], true);

test/staging/sm/Function/Function-prototype.js

@@ -2,19 +2,18 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [deepEqual.js]
+includes: [propertyHelper.js]
 flags:
   - noStrict
 description: |
   pending
 esid: pending
 ---*/
-var desc = Object.getOwnPropertyDescriptor(Function.prototype, "length");
+
-assert.deepEqual(desc,
+verifyProperty(Function.prototype, "length",
     {value: 0, writable: false, enumerable: false, configurable: true});
 
 assert.sameValue(Function.prototype.prototype, undefined);
 assert.sameValue(Function.prototype.callee, undefined);
 assert.throws(TypeError, () => Function.prototype.caller);
 assert.throws(TypeError, () => Function.prototype.arguments);
-

test/staging/sm/Function/throw-type-error.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [deepEqual.js]
+includes: [propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -17,9 +17,8 @@ const ThrowTypeError = function(){
     return Object.getOwnPropertyDescriptor(arguments, "callee").get;
 }();
 
-assert.deepEqual(Object.getOwnPropertyDescriptor(ThrowTypeError, "length"), {
+verifyProperty(ThrowTypeError, "length", {
     value: 0, writable: false, enumerable: false, configurable: false
 });
 
 assert.sameValue(Object.isFrozen(ThrowTypeError), true);
-

test/staging/sm/Set/difference.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [sm/non262-Set-shell.js, deepEqual.js, compareArray.js]
+includes: [sm/non262-Set-shell.js, compareArray.js, propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -11,10 +11,10 @@ esid: pending
 ---*/
 
 assert.sameValue(typeof Set.prototype.difference, "function");
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.difference, "length"), {
+verifyProperty(Set.prototype.difference, "length", {
   value: 1, writable: false, enumerable: false, configurable: true,
 });
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.difference, "name"), {
+verifyProperty(Set.prototype.difference, "name", {
   value: "difference", writable: false, enumerable: false, configurable: true,
 });
 

test/staging/sm/Set/intersection.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [sm/non262-Set-shell.js, deepEqual.js, compareArray.js]
+includes: [sm/non262-Set-shell.js, compareArray.js, propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -11,10 +11,10 @@ esid: pending
 ---*/
 
 assert.sameValue(typeof Set.prototype.intersection, "function");
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.intersection, "length"), {
+verifyProperty(Set.prototype.intersection, "length", {
   value: 1, writable: false, enumerable: false, configurable: true,
 });
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.intersection, "name"), {
+verifyProperty(Set.prototype.intersection, "name", {
   value: "intersection", writable: false, enumerable: false, configurable: true,
 });
 

test/staging/sm/Set/is-disjoint-from.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [sm/non262-Set-shell.js, deepEqual.js, compareArray.js]
+includes: [sm/non262-Set-shell.js, compareArray.js, propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -11,10 +11,10 @@ esid: pending
 ---*/
 
 assert.sameValue(typeof Set.prototype.isDisjointFrom, "function");
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.isDisjointFrom, "length"), {
+verifyProperty(Set.prototype.isDisjointFrom, "length", {
   value: 1, writable: false, enumerable: false, configurable: true,
 });
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.isDisjointFrom, "name"), {
+verifyProperty(Set.prototype.isDisjointFrom, "name", {
   value: "isDisjointFrom", writable: false, enumerable: false, configurable: true,
 });
 

test/staging/sm/Set/is-subset-of.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [sm/non262-Set-shell.js, deepEqual.js, compareArray.js]
+includes: [sm/non262-Set-shell.js, compareArray.js, propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -11,10 +11,10 @@ esid: pending
 ---*/
 
 assert.sameValue(typeof Set.prototype.isSubsetOf, "function");
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.isSubsetOf, "length"), {
+verifyProperty(Set.prototype.isSubsetOf, "length", {
   value: 1, writable: false, enumerable: false, configurable: true,
 });
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.isSubsetOf, "name"), {
+verifyProperty(Set.prototype.isSubsetOf, "name", {
   value: "isSubsetOf", writable: false, enumerable: false, configurable: true,
 });
 

test/staging/sm/Set/is-superset-of.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [sm/non262-Set-shell.js, deepEqual.js, compareArray.js]
+includes: [sm/non262-Set-shell.js, compareArray.js, propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -11,10 +11,10 @@ esid: pending
 ---*/
 
 assert.sameValue(typeof Set.prototype.isSupersetOf, "function");
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.isSupersetOf, "length"), {
+verifyProperty(Set.prototype.isSupersetOf, "length", {
   value: 1, writable: false, enumerable: false, configurable: true,
 });
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.isSupersetOf, "name"), {
+verifyProperty(Set.prototype.isSupersetOf, "name", {
   value: "isSupersetOf", writable: false, enumerable: false, configurable: true,
 });
 

test/staging/sm/Set/symmetric-difference.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [sm/non262-Set-shell.js, deepEqual.js, compareArray.js]
+includes: [sm/non262-Set-shell.js, compareArray.js, propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -11,10 +11,10 @@ esid: pending
 ---*/
 
 assert.sameValue(typeof Set.prototype.symmetricDifference, "function");
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.symmetricDifference, "length"), {
+verifyProperty(Set.prototype.symmetricDifference, "length", {
   value: 1, writable: false, enumerable: false, configurable: true,
 });
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.symmetricDifference, "name"), {
+verifyProperty(Set.prototype.symmetricDifference, "name", {
   value: "symmetricDifference", writable: false, enumerable: false, configurable: true,
 });
 

test/staging/sm/Set/union.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [sm/non262-Set-shell.js, deepEqual.js, compareArray.js]
+includes: [sm/non262-Set-shell.js, compareArray.js, propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -11,10 +11,10 @@ esid: pending
 ---*/
 
 assert.sameValue(typeof Set.prototype.union, "function");
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.union, "length"), {
+verifyProperty(Set.prototype.union, "length", {
   value: 1, writable: false, enumerable: false, configurable: true,
 });
-assert.deepEqual(Object.getOwnPropertyDescriptor(Set.prototype.union, "name"), {
+verifyProperty(Set.prototype.union, "name", {
   value: "union", writable: false, enumerable: false, configurable: true,
 });
 

test/staging/sm/TypedArray/set.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [sm/non262-TypedArray-shell.js, deepEqual.js]
+includes: [sm/non262-TypedArray-shell.js, propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -18,13 +18,14 @@ assert.sameValue(typeof TypedArrayPrototype.set, "function");
 // The concrete TypedArray prototypes do not have an own "set" property.
 assert.sameValue(anyTypedArrayConstructors.every(c => !c.hasOwnProperty("set")), true);
 
-assert.deepEqual(Object.getOwnPropertyDescriptor(TypedArrayPrototype, "set"), {
+verifyProperty(TypedArrayPrototype, "set", {
     value: TypedArrayPrototype.set,
     writable: true,
     enumerable: false,
     configurable: true,
+}, {
+  restore: true
 });
 
 assert.sameValue(TypedArrayPrototype.set.name, "set");
 assert.sameValue(TypedArrayPrototype.set.length, 1);
-

test/staging/sm/TypedArray/toLocaleString.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [sm/non262-TypedArray-shell.js, deepEqual.js]
+includes: [sm/non262-TypedArray-shell.js, propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -21,11 +21,13 @@ assert.sameValue(TypedArrayPrototype.toLocaleString === Array.prototype.toLocale
 // The concrete TypedArray prototypes do not have an own "toLocaleString" property.
 assert.sameValue(anyTypedArrayConstructors.every(c => !c.hasOwnProperty("toLocaleString")), true);
 
-assert.deepEqual(Object.getOwnPropertyDescriptor(TypedArrayPrototype, "toLocaleString"), {
+verifyProperty(TypedArrayPrototype, "toLocaleString", {
     value: TypedArrayPrototype.toLocaleString,
     writable: true,
     enumerable: false,
     configurable: true,
+}, {
+    restore: true
 });
 
 assert.sameValue(TypedArrayPrototype.toLocaleString.name, "toLocaleString");
@@ -86,4 +88,3 @@ for (let constructor of anyTypedArrayConstructors) {
     assert.sameValue(called, true);
 }
 Number.prototype.toLocaleString = originalNumberToLocaleString;
-

test/staging/sm/TypedArray/toString.js

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 
 /*---
-includes: [sm/non262-TypedArray-shell.js, deepEqual.js]
+includes: [sm/non262-TypedArray-shell.js, propertyHelper.js]
 flags:
   - noStrict
 description: |
@@ -20,11 +20,13 @@ assert.sameValue(TypedArrayPrototype.toString, Array.prototype.toString);
 // The concrete TypedArray prototypes do not have an own "toString" property.
 assert.sameValue(anyTypedArrayConstructors.every(c => !c.hasOwnProperty("toString")), true);
 
-assert.deepEqual(Object.getOwnPropertyDescriptor(TypedArrayPrototype, "toString"), {
+verifyProperty(TypedArrayPrototype, "toString", {
     value: TypedArrayPrototype.toString,
     writable: true,
     enumerable: false,
     configurable: true,
+}, {
+    restore: true
 });
 
 for (let constructor of anyTypedArrayConstructors) {
@@ -79,4 +81,3 @@ for (let constructor of anyTypedArrayConstructors) {
     let {array, expected} = testCases[constructor.name];
     assert.sameValue(new constructor(array).toString(), expected);
 }
-