MWMessagePackTest.php

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<?php
class MWMessagePackTest extends PHPUnit\Framework\TestCase {
 
    use MediaWikiCoversValidator;
 
    public static function providePacks() {
        $tests = [
            [ 'nil', null, 'c0' ],
            [ 'bool', true, 'c3' ],
            [ 'bool', false, 'c2' ],
            [ 'positive fixnum', 0, '00' ],
            [ 'positive fixnum', 1, '01' ],
            [ 'positive fixnum', 5, '05' ],
            [ 'positive fixnum', 35, '23' ],
            [ 'uint 8', 128, 'cc80' ],
            [ 'uint 16', 1000, 'cd03e8' ],
            [ 'uint 32', 100000, 'ce000186a0' ],
            [ 'negative fixnum', -1, 'ff' ],
            [ 'negative fixnum', -2, 'fe' ],
            [ 'int 8', -128, 'd080' ],
            [ 'int 8', -35, 'd0dd' ],
            [ 'int 16', -1000, 'd1fc18' ],
            [ 'int 32', -100000, 'd2fffe7960' ],
            [ 'double', 0.1, 'cb3fb999999999999a' ],
            [ 'double', 1.1, 'cb3ff199999999999a' ],
            [ 'double', 123.456, 'cb405edd2f1a9fbe77' ],
            [ 'fix raw', '', 'a0' ],
            [ 'fix raw', 'foobar', 'a6666f6f626172' ],
            [
                'raw 16',
                'Lorem ipsum dolor sit amet amet.',
                'da00204c6f72656d20697073756d20646f6c6f722073697420616d657420616d65742e'
            ],
            [
                'fix array',
                [ 'abc', 'def', 'ghi' ],
                '93a3616263a3646566a3676869'
            ],
            [
                'fix map',
                [ 'one' => 1, 'two' => 2 ],
                '82a36f6e6501a374776f02'
            ],
        ];
 
        if ( PHP_INT_SIZE > 4 ) {
            $tests[] = [ 'uint 64', 10000000000, 'cf00000002540be400' ];
            $tests[] = [ 'int 64', -10000000000, 'd3fffffffdabf41c00' ];
            $tests[] = [ 'int 64', -223372036854775807, 'd3fce66c50e2840001' ];
            $tests[] = [ 'int 64', -9223372036854775807, 'd38000000000000001' ];
        }
 
        return $tests;
    }
 
    public function testPack( $type, $value, $expected ) {
        $actual = bin2hex( MWMessagePack::pack( $value ) );
        $this->assertEquals( $expected, $actual, $type );
    }
}