PHP Decode

<?php

namespace Illuminate\Tests\Integration\Database\Sqlite;

use Illuminate\Tests\Integration\Database\DatabaseTestCase;
use RuntimeException;

class EscapeTest extends DatabaseTestCase
{
    protected function getEnvironmentSetUp($app)
    {
        if (getenv('DB_CONNECTION') !== 'testing') {
            $this->markTestSkipped('Test requires a Sqlite connection.');
        }

        $app['config']->set('database.default', 'conn1');

        $app['config']->set('database.connections.conn1', [
            'driver' => 'sqlite',
            'database' => ':memory:',
            'prefix' => '',
        ]);
    }

    public function testEscapeInt()
    {
        $this->assertSame('42', $this->app['db']->escape(42));
        $this->assertSame('-6', $this->app['db']->escape(-6));
    }

    public function testEscapeFloat()
    {
        $this->assertSame('3.14159', $this->app['db']->escape(3.14159));
        $this->assertSame('-3.14159', $this->app['db']->escape(-3.14159));
    }

    public function testEscapeBool()
    {
        $this->assertSame('1', $this->app['db']->escape(true));
        $this->assertSame('0', $this->app['db']->escape(false));
    }

    public function testEscapeNull()
    {
        $this->assertSame('null', $this->app['db']->escape(null));
        $this->assertSame('null', $this->app['db']->escape(null, true));
    }

    public function testEscapeBinary()
    {
        $this->assertSame("x'dead00beef'", $this->app['db']->escape(hex2bin('dead00beef'), true));
    }

    public function testEscapeString()
    {
        $this->assertSame("'2147483647'", $this->app['db']->escape('2147483647'));
        $this->assertSame("'true'", $this->app['db']->escape('true'));
        $this->assertSame("'false'", $this->app['db']->escape('false'));
        $this->assertSame("'null'", $this->app['db']->escape('null'));
        $this->assertSame("'Hello''World'", $this->app['db']->escape("Hello'World"));
    }

    public function testEscapeStringInvalidUtf8()
    {
        $this->expectException(RuntimeException::class);

        $this->app['db']->escape("I am hiding an invalid \x80 utf-8 continuation byte");
    }

    public function testEscapeStringNullByte()
    {
        $this->expectException(RuntimeException::class);

        $this->app['db']->escape("I am hiding a \00 byte");
    }

    public function testEscapeArray()
    {
        $this->expectException(RuntimeException::class);

        $this->app['db']->escape(['a', 'b']);
    }
}