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 isnan = require( '@stdlib/math/base/assert/is-nan' );
  var isPositiveZero = require( '@stdlib/math/base/assert/is-positive-zero' );
  var PINF = require( '@stdlib/constants/float64/pinf' );
  var NINF = require( '@stdlib/constants/float64/ninf' );
  var EPS = require( '@stdlib/constants/float64/eps' );
  var randu = require( '@stdlib/random/base/randu' );
  var ramp = require( './../lib' );
  
  
  // TESTS //
  
  tape( 'main export is a function', function test( t ) {
  	t.ok( true, __filename );
  	t.equal( typeof ramp, 'function', 'main export is a function' );
  	t.end();
  });
  
  tape( 'the function returns `0` if `x` is less than `0`', function test( t ) {
  	var x;
  	var v;
  	var i;
  
  	for ( i = 0; i < 1e3; i++ ) {
  		x = -( randu()*100.0 ) - EPS;
  		v = ramp( x );
  		t.equal( isPositiveZero( v ), true, 'returns 0 when provided '+x );
  	}
  	t.end();
  });
  
  tape( 'the function returns `x` if `x` is nonnegative', function test( t ) {
  	var x;
  	var v;
  	var i;
  
  	for ( i = 0; i < 1e3; i++ ) {
  		x = randu() * 100.0;
  		v = ramp( x );
  		t.equal( v, x, 'returns x when provided '+x );
  	}
  	t.end();
  });
  
  tape( 'the function returns `0` if provided `-0`', function test( t ) {
  	var v = ramp( -0.0 );
  	t.equal( isPositiveZero( v ), true, 'returns +0' );
  	t.end();
  });
  
  tape( 'the function returns `NaN` if provided `NaN`', function test( t ) {
  	var v = ramp( NaN );
  	t.equal( isnan( v ), true, 'returns NaN' );
  	t.end();
  });
  
  tape( 'the function returns `0` if provided `-infinity`', function test( t ) {
  	var v = ramp( NINF );
  	t.equal( v, 0.0, 'returns 0' );
  	t.end();
  });
  
  tape( 'the function returns `+infinity` if provided `+infinity`', function test( t ) {
  	var v = ramp( PINF );
  	t.equal( v, PINF, 'returns +infinity' );
  	t.end();
  });
  