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<?php
/**
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
class XhprofTest extends PHPUnit\Framework\TestCase {
use MediaWikiCoversValidator;
/**
* Trying to enable Xhprof when it is already enabled causes an exception
* to be thrown.
*
* @covers Xhprof::enable
*/
public function testEnable() {
$xhprof = new ReflectionClass( Xhprof::class );
$enabled = $xhprof->getProperty( 'enabled' );
$enabled->setAccessible( true );
$enabled->setValue( true );
$this->expectException( Exception::class );
$this->expectExceptionMessage( "already enabled" );
$xhprof->getMethod( 'enable' )->invoke( null );
}
/**
* callAny() calls the first function of the list.
*
* @covers Xhprof::callAny
* @dataProvider provideCallAny
*/
public function testCallAny( array $functions, array $args, $expectedResult ) {
$xhprof = new ReflectionClass( Xhprof::class );
$callAny = $xhprof->getMethod( 'callAny' );
$callAny->setAccessible( true );
$this->assertEquals( $expectedResult,
$callAny->invoke( null, $functions, $args ) );
}
/**
* Data provider for testCallAny().
*/
public function provideCallAny() {
return [
[
[ 'wfTestCallAny_func1', 'wfTestCallAny_func2', 'wfTestCallAny_func3' ],
[ 3, 4 ],
12
],
[
[ 'wfTestCallAny_nosuchfunc1', 'wfTestCallAny_func2', 'wfTestCallAny_func3' ],
[ 3, 4 ],
7
],
[
[ 'wfTestCallAny_nosuchfunc1', 'wfTestCallAny_nosuchfunc2', 'wfTestCallAny_func3' ],
[ 3, 4 ],
-1
]
];
}
/**
* callAny() throws an exception when all functions are unavailable.
*
* @covers Xhprof::callAny
*/
public function testCallAnyNoneAvailable() {
$xhprof = new ReflectionClass( Xhprof::class );
$callAny = $xhprof->getMethod( 'callAny' );
$callAny->setAccessible( true );
$this->expectException( Exception::class );
$this->expectExceptionMessage( "Neither xhprof nor tideways are installed" );
$callAny->invoke( $xhprof, [
'wfTestCallAny_nosuchfunc1',
'wfTestCallAny_nosuchfunc2',
'wfTestCallAny_nosuchfunc3'
] );
}
}
/** Test function #1 for XhprofTest::testCallAny */
function wfTestCallAny_func1( $a, $b ) {
return $a * $b;
}
/** Test function #2 for XhprofTest::testCallAny */
function wfTestCallAny_func2( $a, $b ) {
return $a + $b;
}
/** Test function #3 for XhprofTest::testCallAny */
function wfTestCallAny_func3( $a, $b ) {
return $a - $b;
}
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