Atomics.* assertion messages and formatting

test/built-ins/Atomics/add/bigint/non-shared-bufferdata.js

@@ -1,16 +1,11 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.add
 description: >
   Atomics.add will operate on TA when TA.buffer is not a SharedArrayBuffer
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
+const i64a = new BigInt64Array(new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
-const i64a = new BigInt64Array(
+assert.sameValue(Atomics.add(i64a, 0, 1n), 0n, 'Atomics.add(i64a, 0, 1n) returns 0n');
-  new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)
+assert.sameValue(Atomics.load(i64a, 0), 1n, 'Atomics.load(i64a, 0) returns 1n');
-);
-
-assert.sameValue(Atomics.add(i64a, 0, 1n), 0n);
-assert.sameValue(Atomics.load(i64a, 0), 1n);

test/built-ins/Atomics/add/bigint/non-shared-int-views-throws.js

@@ -1,6 +1,5 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.add
 description: >
@@ -8,11 +7,11 @@ description: >
 includes: [testBigIntTypedArray.js]
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
 const buffer = new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4);
 
 testWithNonShareableBigIntTypedArrayConstructors(function(TA) {
   const view = new TA(buffer);
+
   assert.throws(TypeError, function() {
     Atomics.add(view, 0, 1n);
   }, `Atomics.add(new ${TA.name}(buffer), 0, 1n) throws TypeError`);

test/built-ins/Atomics/add/non-shared-bufferdata.js

@@ -12,6 +12,6 @@ const i32a = new Int32Array(
   new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
 );
 
-assert.sameValue(Atomics.add(i32a, 0, 1), 0);
+assert.sameValue(Atomics.add(i32a, 0, 1), 0, 'Atomics.add(i32a, 0, 1) returns 0');
-assert.sameValue(Atomics.load(i32a, 0), 1);
+assert.sameValue(Atomics.load(i32a, 0), 1, 'Atomics.load(i32a, 0) returns 1');
 

test/built-ins/Atomics/and/bigint/non-shared-bufferdata.js

@@ -1,16 +1,11 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.and
 description: >
   Atomics.and will operate on TA when TA.buffer is not a SharedArrayBuffer
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
+const i64a = new BigInt64Array(new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
-const i64a = new BigInt64Array(
+assert.sameValue(Atomics.and(i64a, 0, 1n), 0n, 'Atomics.and(i64a, 0, 1n) returns 0n');
-  new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)
+assert.sameValue(Atomics.load(i64a, 0), 0n, 'Atomics.load(i64a, 0) returns 0n');
-);
-
-assert.sameValue(Atomics.and(i64a, 0, 1n), 0n);
-assert.sameValue(Atomics.load(i64a, 0), 0n);

test/built-ins/Atomics/and/bigint/non-shared-int-views-throws.js

@@ -1,6 +1,5 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.and
 description: >
@@ -8,11 +7,11 @@ description: >
 includes: [testBigIntTypedArray.js]
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
 const buffer = new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4);
 
 testWithNonShareableBigIntTypedArrayConstructors(function(TA) {
   const view = new TA(buffer);
+
   assert.throws(TypeError, function() {
     Atomics.and(view, 0, 1n);
   }, `Atomics.and(new ${TA.name}(buffer), 0, 1n) throws TypeError`);

test/built-ins/Atomics/and/non-shared-bufferdata.js

@@ -12,6 +12,6 @@ const i32a = new Int32Array(
   new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
 );
 
-assert.sameValue(Atomics.and(i32a, 0, 1), 0);
+assert.sameValue(Atomics.and(i32a, 0, 1), 0, 'Atomics.and(i32a, 0, 1) returns 0');
-assert.sameValue(Atomics.load(i32a, 0), 0);
+assert.sameValue(Atomics.load(i32a, 0), 0, 'Atomics.load(i32a, 0) returns 0');
 

test/built-ins/Atomics/compareExchange/bigint/non-shared-bufferdata.js

@@ -1,16 +1,11 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.compareExchange
 description: >
   Atomics.compareExchange will operate on TA when TA.buffer is not a SharedArrayBuffer
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
+const i64a = new BigInt64Array(new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
-const i64a = new BigInt64Array(
+assert.sameValue(Atomics.compareExchange(i64a, 0, 0n, 1n), 0n, 'Atomics.compareExchange(i64a, 0, 0n, 1n) returns 0n');
-  new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)
+assert.sameValue(Atomics.load(i64a, 0), 1n, 'Atomics.load(i64a, 0) returns 1n');
-);
-
-assert.sameValue(Atomics.compareExchange(i64a, 0, 0n, 1n), 0n);
-assert.sameValue(Atomics.load(i64a, 0), 1n);

test/built-ins/Atomics/compareExchange/bigint/non-shared-int-views-throws.js

@@ -1,6 +1,5 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.compareExchange
 description: >
@@ -8,11 +7,11 @@ description: >
 includes: [testBigIntTypedArray.js]
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
 const buffer = new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4);
 
 testWithNonShareableBigIntTypedArrayConstructors(function(TA) {
   const view = new TA(buffer);
+
   assert.throws(TypeError, function() {
     Atomics.compareExchange(view, 0, 0n, 0n);
   }, `Atomics.compareExchange(new ${TA.name}(buffer), 0, 0n, 0n) throws TypeError`);

test/built-ins/Atomics/compareExchange/non-shared-bufferdata.js

@@ -12,6 +12,6 @@ const i32a = new Int32Array(
   new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
 );
 
-assert.sameValue(Atomics.compareExchange(i32a, 0, 0, 1), 0);
+assert.sameValue(Atomics.compareExchange(i32a, 0, 0, 1), 0, 'Atomics.compareExchange(i32a, 0, 0, 1) returns 0');
-assert.sameValue(Atomics.load(i32a, 0), 1);
+assert.sameValue(Atomics.load(i32a, 0), 1, 'Atomics.load(i32a, 0) returns 1');
 

test/built-ins/Atomics/exchange/bigint/non-shared-bufferdata.js

@@ -1,16 +1,11 @@
 // Copyright (C) 2020 Rick Waldron.  All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.exchange
 description: >
   Atomics.exchange will operate on TA when TA.buffer is not a SharedArrayBuffer
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
+const i64a = new BigInt64Array(new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
-const i64a = new BigInt64Array(
+assert.sameValue(Atomics.exchange(i64a, 0, 1n), 0n, 'Atomics.exchange(i64a, 0, 1n) returns 0n');
-  new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)
+assert.sameValue(Atomics.load(i64a, 0), 1n, 'Atomics.load(i64a, 0) returns 1n');
-);
-
-assert.sameValue(Atomics.exchange(i64a, 0, 1n), 0n);
-assert.sameValue(Atomics.load(i64a, 0), 1n);

test/built-ins/Atomics/exchange/bigint/non-shared-int-views-throws.js

@@ -1,6 +1,5 @@
 // Copyright (C) 2020 Rick Waldron.  All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.exchange
 description: >
@@ -8,11 +7,11 @@ description: >
 includes: [testBigIntTypedArray.js]
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
 const buffer = new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4);
 
 testWithNonShareableBigIntTypedArrayConstructors(function(TA) {
   const view = new TA(buffer);
+
   assert.throws(TypeError, function() {
     Atomics.exchange(view, 0, 0n);
   }, `Atomics.exchange(new ${TA.name}(buffer), 0, 0n) throws TypeError`);

test/built-ins/Atomics/exchange/non-shared-bufferdata.js

@@ -12,6 +12,6 @@ const i32a = new Int32Array(
   new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
 );
 
-assert.sameValue(Atomics.exchange(i32a, 0, 1), 0);
+assert.sameValue(Atomics.exchange(i32a, 0, 1), 0, 'Atomics.exchange(i32a, 0, 1) returns 0');
-assert.sameValue(Atomics.load(i32a, 0), 1);
+assert.sameValue(Atomics.load(i32a, 0), 1, 'Atomics.load(i32a, 0) returns 1');
 

test/built-ins/Atomics/load/bigint/non-shared-bufferdata.js

@@ -1,15 +1,10 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.load
 description: >
   Atomics.load will operate on TA when TA.buffer is not a SharedArrayBuffer
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
+const i64a = new BigInt64Array(new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
-const i64a = new BigInt64Array(
+assert.sameValue(Atomics.load(i64a, 0), 0n, 'Atomics.load(i64a, 0) returns 0n');
-  new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)
-);
-
-assert.sameValue(Atomics.load(i64a, 0), 0n);

test/built-ins/Atomics/load/non-shared-bufferdata.js

@@ -12,4 +12,4 @@ const i32a = new Int32Array(
   new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
 );
 
-assert.sameValue(Atomics.load(i32a, 0), 0);
+assert.sameValue(Atomics.load(i32a, 0), 0, 'Atomics.load(i32a, 0) returns 0');

test/built-ins/Atomics/notify/bigint/non-shared-bufferdata-returns-0.js

@@ -17,5 +17,5 @@ const i64a = new BigInt64Array(
   new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 8)
 );
 
-assert.sameValue(Atomics.notify(i64a, 0, 0), 0);
+assert.sameValue(Atomics.notify(i64a, 0, 0), 0, 'Atomics.notify(i64a, 0, 0) returns 0');
 

test/built-ins/Atomics/notify/non-shared-bufferdata-returns-0.js

@@ -18,6 +18,6 @@ const i32a = new Int32Array(
   new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
 );
 
-assert.sameValue(Atomics.notify(i32a, 0, 0), 0);
+assert.sameValue(Atomics.notify(i32a, 0, 0), 0, 'Atomics.notify(i32a, 0, 0) returns 0');
-assert.sameValue(Atomics.notify(i32a, 0, 1), 0);
+assert.sameValue(Atomics.notify(i32a, 0, 1), 0, 'Atomics.notify(i32a, 0, 1) returns 0');
 

test/built-ins/Atomics/or/bigint/non-shared-bufferdata.js

@@ -1,16 +1,11 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.or
 description: >
   Atomics.or will operate on TA when TA.buffer is not a SharedArrayBuffer
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
+const i64a = new BigInt64Array(new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
-const i64a = new BigInt64Array(
+assert.sameValue(Atomics.or(i64a, 0, 1n), 0n, 'Atomics.or(i64a, 0, 1n) returns 0n');
-  new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)
+assert.sameValue(Atomics.load(i64a, 0), 1n, 'Atomics.load(i64a, 0) returns 1n');
-);
-
-assert.sameValue(Atomics.or(i64a, 0, 1n), 0n);
-assert.sameValue(Atomics.load(i64a, 0), 1n);

test/built-ins/Atomics/or/bigint/non-shared-int-views-throws.js

@@ -1,6 +1,5 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.or
 description: >
@@ -8,11 +7,11 @@ description: >
 includes: [testBigIntTypedArray.js]
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
 const buffer = new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4);
 
 testWithNonShareableBigIntTypedArrayConstructors(function(TA) {
   const view = new TA(buffer);
+
   assert.throws(TypeError, function() {
     Atomics.or(view, 0, 1n);
   }, `Atomics.or(new ${TA.name}(buffer), 0, 1n) throws TypeError`);

test/built-ins/Atomics/or/non-shared-bufferdata.js

@@ -12,6 +12,6 @@ const i32a = new Int32Array(
   new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
 );
 
-assert.sameValue(Atomics.or(i32a, 0, 1), 0);
+assert.sameValue(Atomics.or(i32a, 0, 1), 0, 'Atomics.or(i32a, 0, 1) returns 0');
-assert.sameValue(Atomics.load(i32a, 0), 1);
+assert.sameValue(Atomics.load(i32a, 0), 1, 'Atomics.load(i32a, 0) returns 1');
 

test/built-ins/Atomics/store/bigint/non-shared-bufferdata.js

@@ -1,16 +1,11 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.store
 description: >
   Atomics.store will operate on TA when TA.buffer is not a SharedArrayBuffer
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
+const i64a = new BigInt64Array(new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
-const i64a = new BigInt64Array(
+assert.sameValue(Atomics.store(i64a, 0, 1n), 1n, 'Atomics.store(i64a, 0, 1n) returns 1n');
-  new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)
+assert.sameValue(Atomics.load(i64a, 0), 1n, 'Atomics.load(i64a, 0) returns 1n');
-);
-
-assert.sameValue(Atomics.store(i64a, 0, 1n), 1n);
-assert.sameValue(Atomics.load(i64a, 0), 1n);

test/built-ins/Atomics/store/bigint/non-shared-int-views-throws.js

@@ -1,6 +1,5 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.store
 description: >
@@ -8,11 +7,11 @@ description: >
 includes: [testBigIntTypedArray.js]
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
 const buffer = new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4);
 
 testWithNonShareableBigIntTypedArrayConstructors(function(TA) {
   const view = new TA(buffer);
+
   assert.throws(TypeError, function() {
     Atomics.store(view, 0, 1n);
   }, `Atomics.store(new ${TA.name}(buffer), 0, 1n) throws TypeError`);

test/built-ins/Atomics/store/non-shared-bufferdata.js

@@ -12,6 +12,6 @@ const i32a = new Int32Array(
   new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
 );
 
-assert.sameValue(Atomics.store(i32a, 0, 1), 1);
+assert.sameValue(Atomics.store(i32a, 0, 1), 1, 'Atomics.store(i32a, 0, 1) returns 1');
-assert.sameValue(Atomics.load(i32a, 0), 1);
+assert.sameValue(Atomics.load(i32a, 0), 1, 'Atomics.load(i32a, 0) returns 1');
 

test/built-ins/Atomics/sub/bigint/non-shared-bufferdata.js

@@ -1,17 +1,12 @@
 // Copyright (C) 2020 Rick Waldron.  All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.sub
 description: >
   Atomics.sub will operate on TA when TA.buffer is not a SharedArrayBuffer
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
+const i64a = new BigInt64Array(new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
-const i64a = new BigInt64Array(
+assert.sameValue(Atomics.store(i64a, 0, 1n), 1n, 'Atomics.store(i64a, 0, 1n) returns 1n');
-  new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)
+assert.sameValue(Atomics.sub(i64a, 0, 1n), 1n, 'Atomics.sub(i64a, 0, 1n) returns 1n');
-);
+assert.sameValue(Atomics.load(i64a, 0), 0n, 'Atomics.load(i64a, 0) returns 0n');
-
-assert.sameValue(Atomics.store(i64a, 0, 1n), 1n);
-assert.sameValue(Atomics.sub(i64a, 0, 1n), 1n);
-assert.sameValue(Atomics.load(i64a, 0), 0n);

test/built-ins/Atomics/sub/bigint/non-shared-int-views-throws.js

@@ -1,6 +1,5 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.sub
 description: >
@@ -8,11 +7,11 @@ description: >
 includes: [testBigIntTypedArray.js]
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
 const buffer = new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4);
 
 testWithNonShareableBigIntTypedArrayConstructors(function(TA) {
   const view = new TA(buffer);
+
   assert.throws(TypeError, function() {
     Atomics.sub(view, 0, 1n);
   }, `Atomics.sub(new ${TA.name}(buffer), 0, 1n) throws TypeError`);

test/built-ins/Atomics/sub/non-shared-bufferdata.js

@@ -12,7 +12,7 @@ const i32a = new Int32Array(
   new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
 );
 
-assert.sameValue(Atomics.store(i32a, 0, 1), 1);
+assert.sameValue(Atomics.store(i32a, 0, 1), 1, 'Atomics.store(i32a, 0, 1) returns 1');
-assert.sameValue(Atomics.sub(i32a, 0, 1), 0);
+assert.sameValue(Atomics.sub(i32a, 0, 1), 0, 'Atomics.sub(i32a, 0, 1) returns 0');
-assert.sameValue(Atomics.load(i32a, 0), 0);
+assert.sameValue(Atomics.load(i32a, 0), 0, 'Atomics.load(i32a, 0) returns 0');
 

test/built-ins/Atomics/wait/bigint/non-shared-bufferdata-throws.js

@@ -14,10 +14,7 @@ info: |
           4.If bufferData is a Data Block, return false.
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
+const i64a = new BigInt64Array(new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT));
-const i64a = new BigInt64Array(
-  new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT)
-);
 
 const poisoned = {
   valueOf: function() {

test/built-ins/Atomics/xor/bigint/non-shared-bufferdata.js

@@ -1,16 +1,11 @@
 // Copyright (C) 2020 Rick Waldron.  All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.xor
 description: >
   Atomics.xor will operate on TA when TA.buffer is not a SharedArrayBuffer
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
+const i64a = new BigInt64Array(new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
-const i64a = new BigInt64Array(
+assert.sameValue(Atomics.xor(i64a, 0, 1n), 0n, 'Atomics.xor(i64a, 0, 1n) returns 0n');
-  new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)
+assert.sameValue(Atomics.load(i64a, 0), 1n, 'Atomics.load(i64a, 0) returns 1n');
-);
-
-assert.sameValue(Atomics.xor(i64a, 0, 1n), 0n);
-assert.sameValue(Atomics.load(i64a, 0), 1n);

test/built-ins/Atomics/xor/bigint/non-shared-int-views-throws.js

@@ -1,6 +1,5 @@
 // Copyright (C) 2020 Rick Waldron. All rights reserved.
 // This code is governed by the BSD license found in the LICENSE file.
-
 /*---
 esid: sec-atomics.xor
 description: >
@@ -8,11 +7,11 @@ description: >
 includes: [testBigIntTypedArray.js]
 features: [ArrayBuffer, Atomics, BigInt, TypedArray]
 ---*/
-
 const buffer = new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4);
 
 testWithNonShareableBigIntTypedArrayConstructors(function(TA) {
   const view = new TA(buffer);
+
   assert.throws(TypeError, function() {
     Atomics.xor(view, 0, 1n);
   }, `Atomics.xor(new ${TA.name}(buffer), 0, 1n) throws TypeError`);

test/built-ins/Atomics/xor/non-shared-bufferdata.js

@@ -12,6 +12,6 @@ const i32a = new Int32Array(
   new ArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
 );
 
-assert.sameValue(Atomics.and(i32a, 0, 1), 0);
+assert.sameValue(Atomics.and(i32a, 0, 1), 0, 'Atomics.and(i32a, 0, 1) returns 0');
-assert.sameValue(Atomics.load(i32a, 0), 0);
+assert.sameValue(Atomics.load(i32a, 0), 0, 'Atomics.load(i32a, 0) returns 0');