text: /**
  * @license Apache-2.0
  *
  * Copyright (c) 2018 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 abs = require( '@stdlib/math/base/special/abs' );
  var log1p = require( '@stdlib/math/base/special/log1p' );
  var EPS = require( '@stdlib/constants/math/float64-eps' );
  var sumSeries = require( './../../lib' );
  
  
  // TESTS //
  
  tape( 'the function calculates the sum of an infinite series provided by a generator', function test( t ) {
  	var expected = log1p( 0.5 );
  	var actual = sumSeries( generator( 0.5 ) );
  
  	t.ok( abs( actual - expected ) < EPS, 'returned result is within tolerance. actual: ' + actual + '; expected: ' + expected + '.' );
  	t.end();
  
  	/* eslint-disable no-restricted-syntax, no-plusplus, require-jsdoc */
  	function* generator( x ) {
  		var mMult = -x;
  		var mProd = -1;
  		var k = 0;
  		while ( true ) {
  			mProd *= mMult;
  			yield ( mProd / ++k );
  		}
  	}
  });
  