old_contents: 'use strict';
  
  // MODULES //
  
  var tape = require( 'tape' );
  var factorial = require( '@stdlib/math/base/special/factorial' );
  var pow = require( '@stdlib/math/base/special/pow' );
  var atinfinityplus = require( './../lib/atinfinityplus.js' );
  
  
  // TESTS //
  
  tape( 'main export is a function', function test( t ) {
  	t.ok( true, __filename );
  	t.strictEqual( typeof atinfinityplus, 'function', 'main export is a function' );
  	t.end();
  });
  
  tape( 'if provided a large `x` and `n = 1`, the function returns `1/x`', function test( t ) {
  	var x = 4.27e17;
  	var val = atinfinityplus( 1, x );
  	t.strictEqual( val, 1/x, 'returns 1/x' );
  
  	x = 2.8e17;
  	val = atinfinityplus( 1, x );
  	t.strictEqual( val, 1/x, true, 'returns 1/x' );
  	t.end();
  });
  
  tape( 'the function evaluates the polygamma function for large `x` and small `n` ', function test( t ) {
  	var x = 4.27e17;
  	var n = 3;
  	var val = atinfinityplus( n, x );
  	t.strictEqual( val, (1.0) * factorial( n - 1 ) * pow( x, -n ), 'returns expected value' );
  
  	x = 4.27e17;
  	n = 4;
  	val = atinfinityplus( n, x );
  	t.strictEqual( val, (-1.0) * factorial( n - 1 ) * pow( x, -n ), 'returns expected value' );
  
  	t.end();
  });
  
  
new_contents: 'use strict';
  
  // MODULES //
  
  var tape = require( 'tape' );
  var factorial = require( '@stdlib/math/base/special/factorial' );
  var pow = require( '@stdlib/math/base/special/pow' );
  var atinfinityplus = require( './../lib/atinfinityplus.js' );
  
  
  // TESTS //
  
  tape( 'main export is a function', function test( t ) {
  	t.ok( true, __filename );
  	t.strictEqual( typeof atinfinityplus, 'function', 'main export is a function' );
  	t.end();
  });
  
  tape( 'if provided a large `x` and `n = 1`, the function returns `1/x`', function test( t ) {
  	var val;
  	var x;
  
  	x = 4.27e17;
  	val = atinfinityplus( 1, x );
  	t.strictEqual( val, 1.0/x, 'returns 1/x' );
  
  	x = 2.8e17;
  	val = atinfinityplus( 1, x );
  	t.strictEqual( val, 1.0/x, true, 'returns 1/x' );
  	t.end();
  });
  
  tape( 'the function evaluates the polygamma function for large `x` and small `n` ', function test( t ) {
  	var val;
  	var x;
  	var n;
  
  	x = 4.27e17;
  	n = 3;
  	val = atinfinityplus( n, x );
  	t.strictEqual( val, (1.0) * factorial( n-1 ) * pow( x, -n ), 'returns expected value' );
  
  	x = 4.27e17;
  	n = 4;
  	val = atinfinityplus( n, x );
  	t.strictEqual( val, (-1.0) * factorial( n-1 ) * pow( x, -n ), 'returns expected value' );
  
  	t.end();
  });
  
  
subject: Add decimals