text: /**
  * @license Apache-2.0
  *
  * Copyright (c) 2021 The Stdlib Authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *    http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
  
  'use strict';
  
  // MODULES //
  
  var tape = require( 'tape' );
  var proxyquire = require( 'proxyquire' );
  var BigInt = require( '@stdlib/bigint-ctor' );
  var hasBigInts = require( '@stdlib/assert-has-bigint-support' );
  var isBigInt = require( './../lib/object.js' );
  
  
  // VARIABLES //
  
  var opts = {
  	'skip': !hasBigInts()
  };
  
  
  // TESTS //
  
  tape( 'main export is a function', function test( t ) {
  	t.ok( true, __filename );
  	t.strictEqual( typeof isBigInt, 'function', 'main export is a function' );
  	t.end();
  });
  
  tape( 'the function returns `true` if provided a BigInt object', opts, function test( t ) {
  	t.strictEqual( isBigInt( Object( BigInt( '1' ) ) ), true, 'returns true' );
  	t.end();
  });
  
  tape( 'the function returns `false` if provided a primitive BigInt', opts, function test( t ) {
  	t.strictEqual( isBigInt( BigInt( '1' ) ), false, 'returns false' );
  	t.end();
  });
  
  tape( 'the function returns `false` if not provided a BigInt', function test( t ) {
  	var values;
  	var i;
  
  	values = [
  		'5',
  		5,
  		NaN,
  		true,
  		false,
  		null,
  		void 0,
  		[],
  		{},
  		function noop() {}
  	];
  
  	for ( i = 0; i < values.length; i++ ) {
  		t.strictEqual( isBigInt( values[i] ), false, 'returns false when provided '+values[i] );
  	}
  	t.end();
  });
  
  tape( 'the function returns `false` if not provided a BigInt, even if `toStringTag` is overridden (in environments supporting `toStringTag`)', function test( t ) {
  	var isBigInt;
  	var values;
  	var i;
  
  	isBigInt = proxyquire( './../lib/object.js', {
  		'@stdlib/utils-native-class': nativeClass
  	});
  
  	values = [
  		'5',
  		5,
  		NaN,
  		true,
  		false,
  		null,
  		void 0,
  		[],
  		{},
  		function noop() {}
  	];
  
  	for ( i = 0; i < values.length; i++ ) {
  		t.strictEqual( isBigInt( values[i] ), false, 'returns false when provided '+values[i] );
  	}
  	t.end();
  
  	function nativeClass() {
  		return '[object BigInt]';
  	}
  });
  