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<?php
declare(strict_types=1);
namespace Doctrine\Tests\ORM\Query;
use Doctrine\ORM\Query\Lexer;
use Doctrine\Tests\OrmTestCase;
class LexerTest extends OrmTestCase
{
/** @dataProvider provideTokens */
public function testScannerRecognizesTokens($type, $value): void
{
$lexer = new Lexer($value);
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals($type, $token['type']);
self::assertEquals($value, $token['value']);
}
public function testScannerRecognizesTerminalString(): void
{
/*
* "all" looks like an identifier, but in fact it's a reserved word
* (a terminal string). It's up to the parser to accept it as an identifier
* (with its literal value) when appropriate.
*/
$lexer = new Lexer('all');
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_ALL, $token['type']);
}
public function testScannerRecognizesDecimalInteger(): void
{
$lexer = new Lexer('1234');
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_INTEGER, $token['type']);
self::assertEquals(1234, $token['value']);
}
public function testScannerRecognizesFloat(): void
{
$lexer = new Lexer('1.234');
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_FLOAT, $token['type']);
self::assertEquals(1.234, $token['value']);
}
public function testScannerRecognizesFloatWithExponent(): void
{
$lexer = new Lexer('1.2e3');
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_FLOAT, $token['type']);
self::assertEquals(1.2e3, $token['value']);
}
public function testScannerRecognizesFloatWithExponent2(): void
{
$lexer = new Lexer('0.2e3');
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_FLOAT, $token['type']);
self::assertEquals(.2e3, $token['value']);
}
public function testScannerRecognizesFloatWithNegativeExponent(): void
{
$lexer = new Lexer('7E-10');
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_FLOAT, $token['type']);
self::assertEquals(7E-10, $token['value']);
}
public function testScannerRecognizesFloatBig(): void
{
$lexer = new Lexer('123456789.01');
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_FLOAT, $token['type']);
self::assertEquals(1.2345678901e8, $token['value']);
}
public function testScannerRecognizesFloatContainingWhitespace(): void
{
$lexer = new Lexer('- 1.234e2');
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_MINUS, $token['type']);
self::assertEquals('-', $token['value']);
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_FLOAT, $token['type']);
self::assertNotEquals(-1.234e2, $token['value']);
self::assertEquals(1.234e2, $token['value']);
}
public function testScannerRecognizesStringContainingWhitespace(): void
{
$lexer = new Lexer("'This is a string.'");
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_STRING, $token['type']);
self::assertEquals('This is a string.', $token['value']);
}
public function testScannerRecognizesStringContainingSingleQuotes(): void
{
$lexer = new Lexer("'abc''defg'''");
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_STRING, $token['type']);
self::assertEquals("abc'defg'", $token['value']);
}
public function testScannerRecognizesInputParameter(): void
{
$lexer = new Lexer('?1');
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_INPUT_PARAMETER, $token['type']);
self::assertEquals('?1', $token['value']);
}
public function testScannerRecognizesNamedInputParameter(): void
{
$lexer = new Lexer(':name');
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_INPUT_PARAMETER, $token['type']);
self::assertEquals(':name', $token['value']);
}
public function testScannerRecognizesNamedInputParameterStartingWithUnderscore(): void
{
$lexer = new Lexer(':_name');
$lexer->moveNext();
$token = $lexer->lookahead;
self::assertEquals(Lexer::T_INPUT_PARAMETER, $token['type']);
self::assertEquals(':_name', $token['value']);
}
public function testScannerTokenizesASimpleQueryCorrectly(): void
{
$dql = "SELECT u FROM My\Namespace\User u WHERE u.name = 'Jack O''Neil'";
$lexer = new Lexer($dql);
$tokens = [
[
'value' => 'SELECT',
'type' => Lexer::T_SELECT,
'position' => 0,
],
[
'value' => 'u',
'type' => Lexer::T_IDENTIFIER,
'position' => 7,
],
[
'value' => 'FROM',
'type' => Lexer::T_FROM,
'position' => 9,
],
[
'value' => 'My\Namespace\User',
'type' => Lexer::T_FULLY_QUALIFIED_NAME,
'position' => 14,
],
[
'value' => 'u',
'type' => Lexer::T_IDENTIFIER,
'position' => 32,
],
[
'value' => 'WHERE',
'type' => Lexer::T_WHERE,
'position' => 34,
],
[
'value' => 'u',
'type' => Lexer::T_IDENTIFIER,
'position' => 40,
],
[
'value' => '.',
'type' => Lexer::T_DOT,
'position' => 41,
],
[
'value' => 'name',
'type' => Lexer::T_IDENTIFIER,
'position' => 42,
],
[
'value' => '=',
'type' => Lexer::T_EQUALS,
'position' => 47,
],
[
'value' => "Jack O'Neil",
'type' => Lexer::T_STRING,
'position' => 49,
],
];
foreach ($tokens as $expected) {
$lexer->moveNext();
$actual = $lexer->lookahead;
self::assertEquals($expected['value'], $actual['value']);
self::assertEquals($expected['type'], $actual['type']);
self::assertEquals($expected['position'], $actual['position']);
}
self::assertFalse($lexer->moveNext());
}
/** @psalm-return list<array{int, string}> */
public function provideTokens(): array
{
return [
[Lexer::T_IDENTIFIER, 'u'], // one char
[Lexer::T_IDENTIFIER, 'someIdentifier'],
[Lexer::T_IDENTIFIER, 's0m31d3nt1f13r'], // including digits
[Lexer::T_IDENTIFIER, 'some_identifier'], // including underscore
[Lexer::T_IDENTIFIER, '_some_identifier'], // starts with underscore
[Lexer::T_IDENTIFIER, 'comma'], // name of a token class with value < 100 (whitebox test)
[Lexer::T_FULLY_QUALIFIED_NAME, 'Some\Class'], // DQL class reference
[Lexer::T_ALIASED_NAME, 'Some:Name'],
[Lexer::T_ALIASED_NAME, 'Some:Subclassed\Name'],
];
}
}
|
