Only run typed array tests against supported types

Author: lukechilds

test/node/types.js

@@ -107,44 +107,31 @@ console.log('Testing', 'isBoxedPrimitive');
   assert(types.isBoxedPrimitive(entry))
 });
 
-{
-  assert(!types.isUint8Array({ [Symbol.toStringTag]: 'Uint8Array' }));
-  assert(types.isUint8Array(vm.runInNewContext('new Uint8Array')));
-
-  assert(!types.isUint8ClampedArray({
-    [Symbol.toStringTag]: 'Uint8ClampedArray'
-  }));
-  assert(types.isUint8ClampedArray(
-    vm.runInNewContext('new Uint8ClampedArray')
-  ));
-
-  assert(!types.isUint16Array({ [Symbol.toStringTag]: 'Uint16Array' }));
-  assert(types.isUint16Array(vm.runInNewContext('new Uint16Array')));
-
-  assert(!types.isUint32Array({ [Symbol.toStringTag]: 'Uint32Array' }));
-  assert(types.isUint32Array(vm.runInNewContext('new Uint32Array')));
-
-  assert(!types.isInt8Array({ [Symbol.toStringTag]: 'Int8Array' }));
-  assert(types.isInt8Array(vm.runInNewContext('new Int8Array')));
-
-  assert(!types.isInt16Array({ [Symbol.toStringTag]: 'Int16Array' }));
-  assert(types.isInt16Array(vm.runInNewContext('new Int16Array')));
-
-  assert(!types.isInt32Array({ [Symbol.toStringTag]: 'Int32Array' }));
-  assert(types.isInt32Array(vm.runInNewContext('new Int32Array')));
-
-  assert(!types.isFloat32Array({ [Symbol.toStringTag]: 'Float32Array' }));
-  assert(types.isFloat32Array(vm.runInNewContext('new Float32Array')));
-
-  assert(!types.isFloat64Array({ [Symbol.toStringTag]: 'Float64Array' }));
-  assert(types.isFloat64Array(vm.runInNewContext('new Float64Array')));
-
-  assert(!types.isBigInt64Array({ [Symbol.toStringTag]: 'BigInt64Array' }));
-  assert(types.isBigInt64Array(vm.runInNewContext('new BigInt64Array')));
-
-  assert(!types.isBigUint64Array({ [Symbol.toStringTag]: 'BigUint64Array' }));
-  assert(types.isBigUint64Array(vm.runInNewContext('new BigUint64Array')));
-}
+[
+  'Uint8Array',
+  'Uint8ClampedArray',
+  'Uint16Array',
+  'Uint32Array',
+  'Int8Array',
+  'Int16Array',
+  'Int32Array',
+  'Float32Array',
+  'Float64Array',
+  'BigInt64Array',
+  'BigUint64Array'
+].forEach(typedArray => {
+  const method = 'is' + typedArray;
+  const constructor = 'new ' + typedArray;
+  let array;
+  try {
+    array = vm.runInNewContext(constructor);
+  } catch (e) {
+    return;
+  }
+  console.log('Testing', method);
+  assert(!types[method]({ [Symbol.toStringTag]: typedArray }));
+  assert(types[method](array));
+});
 
 {
   const primitive = true;