test.js

'use strict';

// MODULES //

var tape = require( 'tape' );
var isNonPositiveNumberArray = require( './../lib' );


// TESTS //

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

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

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

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

	arr = { 'length': 2, '0': -3.14, '1': 0.0 };
	t.equal( isNonPositiveNumberArray( arr ), true, 'returns true' );

	arr = new Float32Array( [-5.0, -1.5] );
	t.equal( isNonPositiveNumberArray( arr ), true, 'returns true' );

	t.end();
});

tape( 'the function provides a method to test for an array-like object having only nonpositive number primitives', function test( t ) {
	var arr;

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

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

	arr = { 'length': 2, '0': -3.14, '1': 0.0 };
	t.equal( isNonPositiveNumberArray.primitives( arr ), true, 'returns true' );

	arr = new Float32Array( [-5.0, -1.5] );
	t.equal( isNonPositiveNumberArray.primitives( arr ), true, 'returns true' );

	t.end();
});

tape( 'the function provides a method to test for an array-like object having only nonpositive number objects', function test( t ) {
	var arr;

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

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

	arr = { 'length': 2, '0': new Number( -3.14 ), '1': new Number( 0.0 ) };
	t.equal( isNonPositiveNumberArray.objects( arr ), true, 'returns true' );

	arr = new Float32Array( [-5.0, -1.5] );
	t.equal( isNonPositiveNumberArray.objects( arr ), false, 'returns false' );

	t.end();
});