dns-suite.js/node_modules/qap/test/repetitive-pattern-test.js

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2017-01-14 02:04:27 +00:00
var log = console.log
, assert = require( 'assert' )
, Qap = require( '../' )
, spattern = '-----hello'
, splen = spattern.length
, n = 1
// 2^n times
, tlen = splen * n
, indexes = []
, data = new Buffer( 256 )
, dlen = data.length
, bpattern = null
, i = 0
, qap = null
, results = null
;
log( '- create pattern with 2 sub-pattern side by side' );
for ( ; i < n; ++i ) {
spattern += spattern;
};
log( '- create a Buffer copying 2 patterns side by side' );
bpattern = new Buffer( spattern );
bpattern.copy( data, bpattern.length );
bpattern.copy( data, ( bpattern.length * 2 ) );
log( '- parse data for patterns and get results' );
qap = Qap( bpattern );
results = qap.parse( data );
log( '- check if the parse method returns exactly 3 results' );
assert.equal( results.length, 3, 'results length is wrong, must be 3, now it\'s ' + results.length );
assert.deepEqual( results, [ 20, 30, 40 ], 'results don\'t match' );