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'use strict';
var child_process = require( 'child_process' );var rimraf        = require( 'rmfr' );
var libs = [	'awesome-phonenumber',	'google-libphonenumber',	'libphonenumber-js',];
function runCommand( cmd, args, opts ){	var buffers = [ ];	return new Promise( function( resolve, reject ) {		var cp = child_process.spawn( cmd, args );		cp.stdout.on( 'data', data => {			if ( opts && opts.out )				buffers.push( data );		} );		cp.on( 'close', code => {			if ( code === 0 )			{				if ( opts && opts.out )					return resolve( Buffer.concat( buffers ).toString( ) );				else					return resolve( );			}			reject( new Error( cmd + " exited with exitcode " + code ) );		} );		cp.on( 'error', err => reject( err ) );	} );}
function test( lib ){	return new Promise( ( resolve, reject ) => {		var cp = child_process.spawn( 'node', [ 'test.js', lib ] );
		cp.stdout.on( 'data', data => {			// Assume only one 'data' packet, I don't really care			resolve( JSON.parse( data.toString( ) ) );		} );
		cp.stdout.on( 'error', err =>			reject( new Error( err ) )		);	} );}
function install_all( ){	return runCommand( 'npm', [ 'install' ] );}
var iterations = 100;
function run_tests( lib ){	console.log( `Testing speeds of ${lib}` );
	var results = [ ];	var iteration = iterations;
	function test_speeds( )	{		return test( lib )		.then( result => {			if ( results.length === 0 )				results = result;			else			{				results[ 0 ] += result[ 0 ];				results[ 1 ] += result[ 1 ];				results[ 2 ] += result[ 2 ];				results[ 3 ] += result[ 3 ];			}		} )		.then( _ => {			if ( --iteration > 0 )				return test_speeds( );		} );	}
	function install_test( )	{		var iterations = 5;		var iteration = iterations;		var time = 0;
		if ( process.env.NO_INSTALL_TEST )			return { };
		function recurse( )		{			return rimraf( './node_modules' )			.then( _ => {				var start = Date.now( );				return runCommand( 'npm', [ 'install', lib ] )				.then( _ => {					var end = Date.now( );					time += ( end - start );				} );			} )			.then( _ => {				if ( --iteration )					return recurse( );			} );		}
		return recurse( )		.then( _ => time / iterations )		.then( time => {			var findArgs = [ `node_modules/${lib}`, '-type', 'f' ];			return runCommand( 'find', findArgs, { out: true } )			.then( files => {				files = files.split( "\n" ).length;
				var duArgs = [ '-hs', `node_modules/${lib}` ];				return runCommand( 'du', duArgs, { out: true } )				.then( size => {					size = size.split( "\t" )[ 0 ];					return {						time  : time,						files : files,						size  : size					};				} );			} );		} );	}
	return install_all( )	.then( test_speeds )	.then( install_test )	.then( data => {		console.log( {			load   : results[ 0 ] / iterations,			parse  : results[ 1 ] / iterations,			parse2 : results[ 2 ] / iterations,			mem    : results[ 3 ] / iterations,			time   : data.time,			files  : data.files,			size   : data.size		} );	} );}
Promise.resolve( ).then( _ => run_tests( libs[ 0 ] ) ).then( _ => run_tests( libs[ 1 ] ) ).then( _ => run_tests( libs[ 2 ] ) ).catch( err => console.error( err ) );