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<?php
namespace SqlParser\Tests\Components;
use SqlParser\Parser;
use SqlParser\Components\Expression;
use SqlParser\Tests\TestCase;
class ExpressionTest extends TestCase
{
public function testParse()
{
$component = Expression::parse(new Parser(), $this->getTokensList('IF(film_id > 0, film_id, film_id)'));
$this->assertEquals($component->expr, 'IF(film_id > 0, film_id, film_id)');
}
public function testParse2()
{
$component = Expression::parse(new Parser(), $this->getTokensList('col`test`'));
}
public function testParseErr1()
{
$parser = new Parser();
Expression::parse($parser, $this->getTokensList('(1))'));
$errors = $this->getErrorsAsArray($parser);
$this->assertEquals($errors[0][0], 'Unexpected bracket.');
}
public function testParseErr2()
{
$parser = new Parser();
Expression::parse($parser, $this->getTokensList('tbl..col'));
$errors = $this->getErrorsAsArray($parser);
$this->assertEquals($errors[0][0], 'Unexpected dot.');
}
public function testBuild()
{
$component = new Expression('1 + 2', 'three');
$this->assertEquals(Expression::build($component), '1 + 2 AS `three`');
}
}
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