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<?php
use Wikimedia\Rdbms\DatabaseMssql;
class DatabaseMssqlTest extends PHPUnit\Framework\TestCase {
use MediaWikiCoversValidator;
use PHPUnit4And6Compat;
/**
* @return PHPUnit_Framework_MockObject_MockObject|DatabaseMssql
*/
private function getMockDb() {
return $this->getMockBuilder( DatabaseMssql::class )
->disableOriginalConstructor()
->setMethods( null )
->getMock();
}
public function provideBuildSubstring() {
yield [ 'someField', 1, 2, 'SUBSTRING(someField,1,2)' ];
yield [ 'someField', 1, null, 'SUBSTRING(someField,1,2147483647)' ];
yield [ 'someField', 1, 3333333333, 'SUBSTRING(someField,1,3333333333)' ];
}
/**
* @covers Wikimedia\Rdbms\DatabaseMssql::buildSubstring
* @dataProvider provideBuildSubstring
*/
public function testBuildSubstring( $input, $start, $length, $expected ) {
$mockDb = $this->getMockDb();
$output = $mockDb->buildSubstring( $input, $start, $length );
$this->assertSame( $expected, $output );
}
public function provideBuildSubstring_invalidParams() {
yield [ -1, 1 ];
yield [ 1, -1 ];
yield [ 1, 'foo' ];
yield [ 'foo', 1 ];
yield [ null, 1 ];
yield [ 0, 1 ];
}
/**
* @covers Wikimedia\Rdbms\DatabaseMssql::buildSubstring
* @dataProvider provideBuildSubstring_invalidParams
*/
public function testBuildSubstring_invalidParams( $start, $length ) {
$mockDb = $this->getMockDb();
$this->setExpectedException( InvalidArgumentException::class );
$mockDb->buildSubstring( 'foo', $start, $length );
}
}
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