diff --git a/harness/testBigIntTypedArray.js b/harness/testBigIntTypedArray.js
index 4b0e332d85..dc6d50f93b 100644
--- a/harness/testBigIntTypedArray.js
+++ b/harness/testBigIntTypedArray.js
@@ -18,10 +18,6 @@ var BigIntTypedArrayConstructors = [
  */
 var TypedArray = Object.getPrototypeOf(Int8Array);
 
-function convertToBigInt(x) {
-  return (Array.isArray(x)) ? x.map(convertToBigInt) : BigInt(x);
-}
-
 /**
  * Callback for testing a typed array constructor.
  *
diff --git a/test/built-ins/TypedArray/prototype/entries/BigInt/return-itor.js b/test/built-ins/TypedArray/prototype/entries/BigInt/return-itor.js
index bca03654b5..b5e3a5f024 100644
--- a/test/built-ins/TypedArray/prototype/entries/BigInt/return-itor.js
+++ b/test/built-ins/TypedArray/prototype/entries/BigInt/return-itor.js
@@ -12,10 +12,8 @@ includes: [testBigIntTypedArray.js, compareArray.js]
 features: [BigInt, TypedArray]
 ---*/
 
-var sample = [0, 42, 64];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var typedArray = new TA(convertToBigInt(sample));
+  var typedArray = new TA([0n, 42n, 64n]);
   var itor = typedArray.entries();
 
   var next = itor.next();
diff --git a/test/built-ins/TypedArray/prototype/every/BigInt/callbackfn-set-value-during-interaction.js b/test/built-ins/TypedArray/prototype/every/BigInt/callbackfn-set-value-during-interaction.js
index 12f7d7a6e6..74ce8659e7 100644
--- a/test/built-ins/TypedArray/prototype/every/BigInt/callbackfn-set-value-during-interaction.js
+++ b/test/built-ins/TypedArray/prototype/every/BigInt/callbackfn-set-value-during-interaction.js
@@ -27,12 +27,12 @@ features: [BigInt, Reflect.set, TypedArray]
 
 testWithBigIntTypedArrayConstructors(function(TA) {
   var sample = new TA([42n, 43n, 44n]);
-  var newVal = 0;
+  var newVal = 0n;
 
   sample.every(function(val, i) {
     if (i > 0) {
       assert.sameValue(
-        sample[i - 1], convertToBigInt(newVal - 1),
+        sample[i - 1], newVal - 1n,
         "get the changed value during the loop"
       );
       assert.sameValue(
@@ -42,7 +42,7 @@ testWithBigIntTypedArrayConstructors(function(TA) {
       );
     }
     assert.sameValue(
-      Reflect.set(sample, i, convertToBigInt(newVal)),
+      Reflect.set(sample, i, newVal),
       true,
       "set value during iteration"
     );
diff --git a/test/built-ins/TypedArray/prototype/fill/BigInt/fill-values-conversion-once.js b/test/built-ins/TypedArray/prototype/fill/BigInt/fill-values-conversion-once.js
index 2f8bfa0086..c87b864f93 100644
--- a/test/built-ins/TypedArray/prototype/fill/BigInt/fill-values-conversion-once.js
+++ b/test/built-ins/TypedArray/prototype/fill/BigInt/fill-values-conversion-once.js
@@ -17,10 +17,10 @@ features: [BigInt, TypedArray]
 testWithBigIntTypedArrayConstructors(function(TA) {
   var sample = new TA(2);
 
-  var n = 1;
-  sample.fill({ valueOf() { return convertToBigInt(n++); } });
+  var n = 1n;
+  sample.fill({ valueOf() { return n++; } });
 
-  assert.sameValue(n, 2, "additional unexpected ToNumber() calls");
+  assert.sameValue(n, 2n, "additional unexpected ToNumber() calls");
   assert.sameValue(sample[0], 1n, "incorrect ToNumber result in index 0");
   assert.sameValue(sample[1], 1n, "incorrect ToNumber result in index 1");
 });
diff --git a/test/built-ins/TypedArray/prototype/filter/BigInt/callbackfn-set-value-during-iteration.js b/test/built-ins/TypedArray/prototype/filter/BigInt/callbackfn-set-value-during-iteration.js
index c8435afa6b..dbf09b798f 100644
--- a/test/built-ins/TypedArray/prototype/filter/BigInt/callbackfn-set-value-during-iteration.js
+++ b/test/built-ins/TypedArray/prototype/filter/BigInt/callbackfn-set-value-during-iteration.js
@@ -18,12 +18,12 @@ features: [BigInt, Reflect.set, TypedArray]
 
 testWithBigIntTypedArrayConstructors(function(TA) {
   var sample = new TA([42n, 43n, 44n]);
-  var newVal = 0;
+  var newVal = 0n;
 
   sample.filter(function(val, i) {
     if (i > 0) {
       assert.sameValue(
-        sample[i - 1], convertToBigInt(newVal - 1),
+        sample[i - 1], newVal - 1n,
         "get the changed value during the loop"
       );
       assert.sameValue(
@@ -33,7 +33,7 @@ testWithBigIntTypedArrayConstructors(function(TA) {
       );
     }
     assert.sameValue(
-      Reflect.set(sample, i, convertToBigInt(newVal)),
+      Reflect.set(sample, i, newVal),
       true,
       "set value during interaction"
     );
diff --git a/test/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-set-value-during-interaction.js b/test/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-set-value-during-interaction.js
index 9d7acf91bb..13bd7fb011 100644
--- a/test/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-set-value-during-interaction.js
+++ b/test/built-ins/TypedArray/prototype/forEach/BigInt/callbackfn-set-value-during-interaction.js
@@ -18,12 +18,12 @@ features: [BigInt, Reflect.set, TypedArray]
 
 testWithBigIntTypedArrayConstructors(function(TA) {
   var sample = new TA([42n, 43n, 44n]);
-  var newVal = 0;
+  var newVal = 0n;
 
   sample.forEach(function(val, i) {
     if (i > 0) {
       assert.sameValue(
-        sample[i - 1], convertToBigInt(newVal - 1),
+        sample[i - 1], newVal - 1n,
         "get the changed value during the loop"
       );
       assert.sameValue(
@@ -33,7 +33,7 @@ testWithBigIntTypedArrayConstructors(function(TA) {
       );
     }
     assert.sameValue(
-      Reflect.set(sample, i, convertToBigInt(newVal)),
+      Reflect.set(sample, i, newVal),
       true,
       "set value during iteration"
     );
diff --git a/test/built-ins/TypedArray/prototype/keys/BigInt/return-itor.js b/test/built-ins/TypedArray/prototype/keys/BigInt/return-itor.js
index e4bc1b0bad..6bccf1c2dc 100644
--- a/test/built-ins/TypedArray/prototype/keys/BigInt/return-itor.js
+++ b/test/built-ins/TypedArray/prototype/keys/BigInt/return-itor.js
@@ -13,10 +13,10 @@ includes: [testBigIntTypedArray.js]
 features: [BigInt, TypedArray]
 ---*/
 
-var sample = [0, 42, 64];
+var sample = [0n, 42n, 64n];
 
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var typedArray = new TA(convertToBigInt(sample));
+  var typedArray = new TA(sample);
   var itor = typedArray.keys();
 
   var next = itor.next();
diff --git a/test/built-ins/TypedArray/prototype/map/BigInt/callbackfn-set-value-during-interaction.js b/test/built-ins/TypedArray/prototype/map/BigInt/callbackfn-set-value-during-interaction.js
index 9e140cd82f..df41cb4590 100644
--- a/test/built-ins/TypedArray/prototype/map/BigInt/callbackfn-set-value-during-interaction.js
+++ b/test/built-ins/TypedArray/prototype/map/BigInt/callbackfn-set-value-during-interaction.js
@@ -13,12 +13,12 @@ features: [BigInt, Reflect.set, TypedArray]
 
 testWithBigIntTypedArrayConstructors(function(TA) {
   var sample = new TA([42n, 43n, 44n]);
-  var newVal = 0;
+  var newVal = 0n;
 
   sample.map(function(val, i) {
     if (i > 0) {
       assert.sameValue(
-        sample[i - 1], convertToBigInt(newVal - 1),
+        sample[i - 1], newVal - 1n,
         "get the changed value during the loop"
       );
       assert.sameValue(
@@ -28,7 +28,7 @@ testWithBigIntTypedArrayConstructors(function(TA) {
       );
     }
     assert.sameValue(
-      Reflect.set(sample, i, convertToBigInt(newVal)),
+      Reflect.set(sample, i, newVal),
       true,
       "set value during iteration"
     );
diff --git a/test/built-ins/TypedArray/prototype/reduce/BigInt/callbackfn-set-value-during-iteration.js b/test/built-ins/TypedArray/prototype/reduce/BigInt/callbackfn-set-value-during-iteration.js
index 272879dfb1..d77a8ebda0 100644
--- a/test/built-ins/TypedArray/prototype/reduce/BigInt/callbackfn-set-value-during-iteration.js
+++ b/test/built-ins/TypedArray/prototype/reduce/BigInt/callbackfn-set-value-during-iteration.js
@@ -20,12 +20,12 @@ features: [BigInt, Reflect.set, TypedArray]
 
 testWithBigIntTypedArrayConstructors(function(TA) {
   var sample = new TA([42n, 43n, 44n]);
-  var newVal = 0;
+  var newVal = 0n;
 
   sample.reduce(function(acc, val, i) {
     if (i > 0) {
       assert.sameValue(
-        sample[i - 1], convertToBigInt(newVal - 1),
+        sample[i - 1], newVal - 1n,
         "get the changed value during the loop"
       );
       assert.sameValue(
@@ -35,7 +35,7 @@ testWithBigIntTypedArrayConstructors(function(TA) {
       );
     }
     assert.sameValue(
-      Reflect.set(sample, i, convertToBigInt(newVal)),
+      Reflect.set(sample, i, newVal),
       true,
       "set value during iteration"
     );
diff --git a/test/built-ins/TypedArray/prototype/reduceRight/BigInt/callbackfn-set-value-during-iteration.js b/test/built-ins/TypedArray/prototype/reduceRight/BigInt/callbackfn-set-value-during-iteration.js
index 7b5fc70c24..3442517c0b 100644
--- a/test/built-ins/TypedArray/prototype/reduceRight/BigInt/callbackfn-set-value-during-iteration.js
+++ b/test/built-ins/TypedArray/prototype/reduceRight/BigInt/callbackfn-set-value-during-iteration.js
@@ -20,12 +20,12 @@ features: [BigInt, Reflect.set, TypedArray]
 
 testWithBigIntTypedArrayConstructors(function(TA) {
   var sample = new TA([42n, 43n, 44n]);
-  var newVal = 0;
+  var newVal = 0n;
 
   sample.reduceRight(function(acc, val, i) {
     if (i < sample.length - 1) {
       assert.sameValue(
-        sample[i + 1], convertToBigInt(newVal - 1),
+        sample[i + 1], newVal - 1n,
         "get the changed value during the loop"
       );
       assert.sameValue(
@@ -35,7 +35,7 @@ testWithBigIntTypedArrayConstructors(function(TA) {
       );
     }
     assert.sameValue(
-      Reflect.set(sample, i, convertToBigInt(newVal)),
+      Reflect.set(sample, i, newVal),
       true,
       "set value during iteration"
     );
diff --git a/test/built-ins/TypedArray/prototype/set/BigInt/array-arg-src-tonumber-value-type-conversions.js b/test/built-ins/TypedArray/prototype/set/BigInt/array-arg-src-tonumber-value-type-conversions.js
index 8deeed826e..d3d5c1aa4a 100644
--- a/test/built-ins/TypedArray/prototype/set/BigInt/array-arg-src-tonumber-value-type-conversions.js
+++ b/test/built-ins/TypedArray/prototype/set/BigInt/array-arg-src-tonumber-value-type-conversions.js
@@ -35,11 +35,10 @@ testWithBigIntTypedArrayConstructors(function(TA) {
       }
   };
 
-  // undefined and NaN covered on typedArrayConversions
-  var arr = ["1", "", false, true, nullish, obj1, obj2, [], [1]];
+  var arr = [false, true, obj1, [], [1]];
 
   var sample = new TA(arr.length);
-  var expected = new TA(convertToBigInt([1, 0, 0, 1, 42, 42, 0, 1]));
+  var expected = new TA([0n, 1n, 42n, 0n, 1n]);
 
   sample.set(arr);
 
diff --git a/test/built-ins/TypedArray/prototype/slice/BigInt/set-values-from-different-ctor-type.js b/test/built-ins/TypedArray/prototype/slice/BigInt/set-values-from-different-ctor-type.js
index 93b074f1f2..092bf2e7da 100644
--- a/test/built-ins/TypedArray/prototype/slice/BigInt/set-values-from-different-ctor-type.js
+++ b/test/built-ins/TypedArray/prototype/slice/BigInt/set-values-from-different-ctor-type.js
@@ -30,10 +30,10 @@ includes: [testBigIntTypedArray.js, compareArray.js]
 features: [BigInt, Symbol.species, TypedArray]
 ---*/
 
-var arr = [42, 43, 44];
+var arr = [42n 43n, 44n];
 
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var sample = new TA(convertToBigInt(arr));
+  var sample = new TA(arr);
   var other = TA === BigInt64Array ? BigUint64Array : BigInt64Array;
 
   sample.constructor = {};
@@ -41,7 +41,7 @@ testWithBigIntTypedArrayConstructors(function(TA) {
 
   var result = sample.slice();
 
-  assert(compareArray(result, convertToBigInt(arr)), "values are set");
+  assert(compareArray(result, arr), "values are set");
   assert.notSameValue(result.buffer, sample.buffer, "creates a new buffer");
   assert.sameValue(result.constructor, other, "used the custom ctor");
 });
diff --git a/test/built-ins/TypedArray/prototype/some/BigInt/callbackfn-set-value-during-interaction.js b/test/built-ins/TypedArray/prototype/some/BigInt/callbackfn-set-value-during-interaction.js
index 641b2a0cb6..c248960d33 100644
--- a/test/built-ins/TypedArray/prototype/some/BigInt/callbackfn-set-value-during-interaction.js
+++ b/test/built-ins/TypedArray/prototype/some/BigInt/callbackfn-set-value-during-interaction.js
@@ -27,12 +27,12 @@ features: [BigInt, Reflect.set, TypedArray]
 
 testWithBigIntTypedArrayConstructors(function(TA) {
   var sample = new TA([42n, 43n, 44n]);
-  var newVal = 0;
+  var newVal = 0n;
 
   sample.some(function(val, i) {
     if (i > 0) {
       assert.sameValue(
-        sample[i - 1], convertToBigInt(newVal - 1),
+        sample[i - 1], newVal - 1n,
         "get the changed value during the loop"
       );
       assert.sameValue(
@@ -42,7 +42,7 @@ testWithBigIntTypedArrayConstructors(function(TA) {
       );
     }
     assert.sameValue(
-      Reflect.set(sample, i, convertToBigInt(newVal)),
+      Reflect.set(sample, i, newVal),
       true,
       "set value during iteration"
     );
diff --git a/test/built-ins/TypedArray/prototype/sort/BigInt/sorted-values.js b/test/built-ins/TypedArray/prototype/sort/BigInt/sorted-values.js
index 50d6e22fe7..57b4915518 100644
--- a/test/built-ins/TypedArray/prototype/sort/BigInt/sorted-values.js
+++ b/test/built-ins/TypedArray/prototype/sort/BigInt/sorted-values.js
@@ -26,7 +26,7 @@ testWithBigIntTypedArrayConstructors(function(TA) {
   sample = new TA([3n, 4n, 3n, 1n, 0n, 1n, 2n]).sort();
   assert(compareArray(sample, [0n, 1n, 1n, 2n, 3n, 3n, 4n]), "repeating numbers");
 
-  sample = new TA(convertToBigInt([1, 0, -0, 2])).sort();
+  sample = new TA([1n, 0n, -0n, 2n]).sort();
   assert(compareArray(sample, [0n, 0n, 1n, 2n]), "0s");
 });
 
diff --git a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-tolocalestring-from-each-value.js b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-tolocalestring-from-each-value.js
index c40f36561f..82cd346b91 100644
--- a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-tolocalestring-from-each-value.js
+++ b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-tolocalestring-from-each-value.js
@@ -39,15 +39,14 @@ BigInt.prototype.toLocaleString = function() {
   return "hacks" + calls.length;
 };
 
-var arr = [42, 0];
 var expected = ["hacks1", "hacks2"].join(separator);
 
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var sample = new TA(convertToBigInt(arr));
+  var sample = new TA([42n, 0n]);
   calls = [];
   assert.sameValue(sample.toLocaleString(), expected, "returns expected value");
   assert(
-    compareArray(new TA(convertToBigInt(calls)), sample),
+    compareArray(new TA(calls), sample),
     "toLocaleString called for each item"
   );
 });
diff --git a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-tostring-from-each-value.js b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-tostring-from-each-value.js
index 9a9fe93d0b..7fb9d63936 100644
--- a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-tostring-from-each-value.js
+++ b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-tostring-from-each-value.js
@@ -47,11 +47,11 @@ BigInt.prototype.toLocaleString = function() {
   };
 };
 
-var arr = [42, 0];
+var arr = [42n, 0n];
 var expected = ["hacks1", "hacks2"].join(separator);
 
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var sample = new TA(convertToBigInt(arr));
+  var sample = new TA(arr);
   calls = 0;
   assert.sameValue(sample.toLocaleString(), expected, "returns expected value");
   assert.sameValue(calls, 2, "toString called once for each item");
diff --git a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-valueof-from-each-value.js b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-valueof-from-each-value.js
index b01c60feb7..ea5464d98e 100644
--- a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-valueof-from-each-value.js
+++ b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/calls-valueof-from-each-value.js
@@ -45,11 +45,10 @@ BigInt.prototype.toLocaleString = function() {
   };
 };
 
-var arr = [42, 0];
 var expected = ["hacks1", "hacks2"].join(separator);
 
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var sample = new TA(convertToBigInt(arr));
+  var sample = new TA([42n, 0n]);
   calls = 0;
   assert.sameValue(sample.toLocaleString(), expected, "returns expected value");
   assert.sameValue(calls, 2, "valueOf called once for each item");
diff --git a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tolocalestring.js b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tolocalestring.js
index 378b4e5b80..e018468cc1 100644
--- a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tolocalestring.js
+++ b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tolocalestring.js
@@ -31,11 +31,9 @@ BigInt.prototype.toLocaleString = function() {
   throw new Test262Error();
 };
 
-var arr = [42, 0];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
   calls = 0;
-  var sample = new TA(convertToBigInt(arr));
+  var sample = new TA([42n, 0n]);
   assert.throws(Test262Error, function() {
     sample.toLocaleString();
   });
diff --git a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tostring.js b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tostring.js
index 3398b29ef6..058f684c3c 100644
--- a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tostring.js
+++ b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tostring.js
@@ -43,10 +43,8 @@ BigInt.prototype.toLocaleString = function() {
   };
 };
 
-var arr = [42, 0];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var sample = new TA(convertToBigInt(arr));
+  var sample = new TA([42n, 0n]);
   calls = 0;
   assert.throws(Test262Error, function() {
     sample.toLocaleString();
diff --git a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-valueof.js b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-valueof.js
index fceea34efa..96259ba5d4 100644
--- a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-valueof.js
+++ b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-valueof.js
@@ -44,10 +44,8 @@ BigInt.prototype.toLocaleString = function() {
   };
 };
 
-var arr = [42, 0];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var sample = new TA(convertToBigInt(arr));
+  var sample = new TA([42n, 0n]);
   calls = 0;
   assert.throws(Test262Error, function() {
     sample.toLocaleString();
diff --git a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-tolocalestring.js b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-tolocalestring.js
index 1bac9b691d..987146990a 100644
--- a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-tolocalestring.js
+++ b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-tolocalestring.js
@@ -34,11 +34,9 @@ BigInt.prototype.toLocaleString = function() {
   }
 };
 
-var arr = [42, 0];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
   calls = 0;
-  var sample = new TA(convertToBigInt(arr));
+  var sample = new TA([42n, 0n]);
   assert.throws(Test262Error, function() {
     sample.toLocaleString();
   });
diff --git a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-tostring.js b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-tostring.js
index 3c45b81c12..cc0bd5ee6f 100644
--- a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-tostring.js
+++ b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-tostring.js
@@ -45,10 +45,8 @@ BigInt.prototype.toLocaleString = function() {
   };
 };
 
-var arr = [42, 0];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var sample = new TA(convertToBigInt(arr));
+  var sample = new TA([42n, 0n]);
   calls = 0;
   assert.throws(Test262Error, function() {
     sample.toLocaleString();
diff --git a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-valueof.js b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-valueof.js
index f683ad285a..152095ebea 100644
--- a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-valueof.js
+++ b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-nextelement-valueof.js
@@ -46,10 +46,8 @@ BigInt.prototype.toLocaleString = function() {
   };
 };
 
-var arr = [42, 0];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var sample = new TA(convertToBigInt(arr));
+  var sample = new TA([42n, 0n]);
   calls = 0;
   assert.throws(Test262Error, function() {
     sample.toLocaleString();
diff --git a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-result.js b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-result.js
index c3588c70fb..99772306fe 100644
--- a/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-result.js
+++ b/test/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-result.js
@@ -33,10 +33,8 @@ features: [BigInt, TypedArray]
 
 var separator = ["", ""].toLocaleString();
 
-var arr = [42, 0, 43];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var sample = new TA(convertToBigInt(arr));
+  var sample = new TA([42n, 0n, 43n]);
   var expected =
     sample[0].toLocaleString().toString() +
     separator +
diff --git a/test/built-ins/TypedArray/prototype/values/BigInt/return-itor.js b/test/built-ins/TypedArray/prototype/values/BigInt/return-itor.js
index dc2904754e..3924cb3b42 100644
--- a/test/built-ins/TypedArray/prototype/values/BigInt/return-itor.js
+++ b/test/built-ins/TypedArray/prototype/values/BigInt/return-itor.js
@@ -13,10 +13,8 @@ includes: [testBigIntTypedArray.js]
 features: [BigInt, TypedArray]
 ---*/
 
-var sample = [0, 42, 64];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var typedArray = new TA(convertToBigInt(sample));
+  var typedArray = new TA([0n, 42n, 64n]);
   var itor = typedArray.values();
 
   var next = itor.next();
diff --git a/test/built-ins/TypedArrays/ctors-bigint/object-arg/object-arg-as-array-returns.js b/test/built-ins/TypedArrays/ctors-bigint/object-arg/object-arg-as-array-returns.js
index ee21ba4cf8..c9a6b06526 100644
--- a/test/built-ins/TypedArrays/ctors-bigint/object-arg/object-arg-as-array-returns.js
+++ b/test/built-ins/TypedArrays/ctors-bigint/object-arg/object-arg-as-array-returns.js
@@ -16,10 +16,8 @@ includes: [testBigIntTypedArray.js]
 features: [BigInt, TypedArray]
 ---*/
 
-var obj = [7, 42];
-
 testWithTypedArrayConstructors(function(TA) {
-  var typedArray = new TA(convertToBigInt(obj));
+  var typedArray = new TA([7n, 42n]);
   assert.sameValue(typedArray.length, 2);
   assert.sameValue(typedArray[0], 7n);
   assert.sameValue(typedArray[1], 42n);
diff --git a/test/built-ins/TypedArrays/from/BigInt/mapfn-this-without-thisarg-non-strict.js b/test/built-ins/TypedArrays/from/BigInt/mapfn-this-without-thisarg-non-strict.js
index b16d6f9cc0..410c3244db 100644
--- a/test/built-ins/TypedArrays/from/BigInt/mapfn-this-without-thisarg-non-strict.js
+++ b/test/built-ins/TypedArrays/from/BigInt/mapfn-this-without-thisarg-non-strict.js
@@ -20,17 +20,16 @@ flags: [noStrict]
 features: [BigInt, TypedArray]
 ---*/
 
-var source = [42, 43];
 var global = this;
 
 testWithBigIntTypedArrayConstructors(function(TA) {
   var results = [];
   var mapfn = function(x) {
     results.push(this);
-    return convertToBigInt(x);
+    return x;
   };
 
-  TA.from(convertToBigInt(source), mapfn);
+  TA.from([42n, 43n], mapfn);
 
   assert.sameValue(results.length, 2);
   assert.sameValue(results[0], global);
diff --git a/test/built-ins/TypedArrays/from/BigInt/new-instance-using-custom-ctor.js b/test/built-ins/TypedArrays/from/BigInt/new-instance-using-custom-ctor.js
index 82a37b2421..cd012fc88b 100644
--- a/test/built-ins/TypedArrays/from/BigInt/new-instance-using-custom-ctor.js
+++ b/test/built-ins/TypedArrays/from/BigInt/new-instance-using-custom-ctor.js
@@ -8,8 +8,6 @@ includes: [testBigIntTypedArray.js]
 features: [BigInt, TypedArray]
 ---*/
 
-var source = [42, 43, 42];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
   var called = 0;
 
@@ -19,7 +17,7 @@ testWithBigIntTypedArrayConstructors(function(TA) {
     return new TA(len);
   };
 
-  var result = TA.from.call(ctor, convertToBigInt(source));
+  var result = TA.from.call(ctor, [42n, 43n, 42n]);
   assert.sameValue(result.length, 3);
   assert.sameValue(result[0], 42n);
   assert.sameValue(result[1], 43n);
diff --git a/test/built-ins/TypedArrays/from/BigInt/new-instance-with-mapfn.js b/test/built-ins/TypedArrays/from/BigInt/new-instance-with-mapfn.js
index 7de5fda267..600bf2a1fb 100644
--- a/test/built-ins/TypedArrays/from/BigInt/new-instance-with-mapfn.js
+++ b/test/built-ins/TypedArrays/from/BigInt/new-instance-with-mapfn.js
@@ -8,14 +8,12 @@ includes: [testBigIntTypedArray.js]
 features: [BigInt, TypedArray]
 ---*/
 
-var source = [42, 43, 42];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
   var mapfn = function(kValue) {
-    return convertToBigInt(kValue * 2);
+    return kValue * 2n;
   };
 
-  var result = TA.from(source, mapfn);
+  var result = TA.from([42n, 43n, 42n], mapfn);
   assert.sameValue(result.length, 3);
   assert.sameValue(result[0], 84n);
   assert.sameValue(result[1], 86n);
diff --git a/test/built-ins/TypedArrays/from/BigInt/new-instance-without-mapfn.js b/test/built-ins/TypedArrays/from/BigInt/new-instance-without-mapfn.js
index 61f45e35ee..1243cb6aa6 100644
--- a/test/built-ins/TypedArrays/from/BigInt/new-instance-without-mapfn.js
+++ b/test/built-ins/TypedArrays/from/BigInt/new-instance-without-mapfn.js
@@ -8,10 +8,8 @@ includes: [testBigIntTypedArray.js]
 features: [BigInt, TypedArray]
 ---*/
 
-var source = [42, 43, 42];
-
 testWithBigIntTypedArrayConstructors(function(TA) {
-  var result = TA.from(convertToBigInt(source));
+  var result = TA.from([42n, 43n, 42n]);
   assert.sameValue(result.length, 3);
   assert.sameValue(result[0], 42n);
   assert.sameValue(result[1], 43n);
diff --git a/test/built-ins/TypedArrays/of/BigInt/new-instance.js b/test/built-ins/TypedArrays/of/BigInt/new-instance.js
index 94329f1853..e71afc1b08 100644
--- a/test/built-ins/TypedArrays/of/BigInt/new-instance.js
+++ b/test/built-ins/TypedArrays/of/BigInt/new-instance.js
@@ -24,7 +24,7 @@ features: [BigInt, TypedArray]
 ---*/
 
 testWithTypedArrayConstructors(function(TA) {
-  var result = TA.of(42n, 43n, convertToBigInt(false));
+  var result = TA.of(42n, 43n, 0n);
   assert.sameValue(result.length, 3);
   assert.sameValue(result[0], 42n);
   assert.sameValue(result[1], 43n);