test.js

'use strict';

// MODULES //

var tape = require( 'tape' );
var Int16Array = require( '@stdlib/array/int16' );
var Int32Array = require( '@stdlib/array/int32' );
var Uint32Array = require( '@stdlib/array/uint32' );
var isNonNegativeIntegerArray = require( './../lib' );


// TESTS //

tape( 'main export is a function', function test( t ) {
	t.ok( true, __filename );
	t.equal( typeof isNonNegativeIntegerArray, 'function', 'main export is a function' );
	t.end();
});

tape( 'the function tests for an array-like object containing only nonnegative integer values', function test( t ) {
	var arr;

	arr = [ 5.0, new Number( 5 ), 0 ];
	t.equal( isNonNegativeIntegerArray( arr ), true, 'returns true' );

	arr = [ 5.0, '3', null ];
	t.equal( isNonNegativeIntegerArray( arr ), false, 'returns false' );

	arr = {
		'length': 2,
		'0': 5,
		'1': 0
	};
	t.equal( isNonNegativeIntegerArray( arr ), true, 'returns true' );

	arr = new Int32Array( [ 5, 0 ] );
	t.equal( isNonNegativeIntegerArray( arr ), true, 'returns true' );

	t.end();
});

tape( 'the function provides a method to test for an array-like object containing only primitive nonnegative integers', function test( t ) {
	var arr;

	arr = [ 5.0, 0.0 ];
	t.equal( isNonNegativeIntegerArray.primitives( arr ), true, 'returns true' );

	arr = [ new Number( 5 ), 1.0, 1.0 ];
	t.equal( isNonNegativeIntegerArray.primitives( arr ), false, 'returns false' );

	arr = {
		'length': 2,
		'0': 5,
		'1': 0
	};
	t.equal( isNonNegativeIntegerArray.primitives( arr ), true, 'returns true' );

	arr = new Int16Array( [ 5, 0 ] );
	t.equal( isNonNegativeIntegerArray.primitives( arr ), true, 'returns true' );

	t.end();
});

tape( 'the function provides a method to test for an array-like object containing only nonnegative object integers', function test( t ) {
	var arr;

	arr = [ new Number( 5 ), new Number( 5 ) ];
	t.equal( isNonNegativeIntegerArray.objects( arr ), true, 'returns true' );

	arr = [ 5.0, 0.0 ];
	t.equal( isNonNegativeIntegerArray.objects( arr ), false, 'returns false' );

	arr = {
		'length': 2,
		'0': new Number( 5 ),
		'1': new Number( 0 )
	};
	t.equal( isNonNegativeIntegerArray.objects( arr ), true, 'returns true' );

	arr = new Uint32Array( [ 5, 0 ] );
	t.equal( isNonNegativeIntegerArray.objects( arr ), false, 'returns false' );

	t.end();
});