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<?php
/**
*
* @author Matthew Flaschen
*
* @group Output
*
*/
class OutputPageTest extends MediaWikiTestCase {
const SCREEN_MEDIA_QUERY = 'screen and (min-width: 982px)';
const SCREEN_ONLY_MEDIA_QUERY = 'only screen and (min-width: 982px)';
/**
* Tests a particular case of transformCssMedia, using the given input, globals,
* expected return, and message
*
* Asserts that $expectedReturn is returned.
*
* options['printableQuery'] - value of query string for printable, or omitted for none
* options['handheldQuery'] - value of query string for handheld, or omitted for none
* options['handheldForIPhone'] - value of the $wgHandheldForIPhone global
* options['media'] - passed into the method under the same name
* options['expectedReturn'] - expected return value
* options['message'] - PHPUnit message for assertion
*
* @param array $args key-value array of arguments as shown above
*/
protected function assertTransformCssMediaCase( $args ) {
$queryData = array();
if ( isset( $args['printableQuery'] ) ) {
$queryData['printable'] = $args['printableQuery'];
}
if ( isset( $args['handheldQuery'] ) ) {
$queryData['handheld'] = $args['handheldQuery'];
}
$fauxRequest = new FauxRequest( $queryData, false );
$this->setMWGlobals( array(
'wgRequest' => $fauxRequest,
'wgHandheldForIPhone' => $args['handheldForIPhone']
) );
$actualReturn = OutputPage::transformCssMedia( $args['media'] );
$this->assertSame( $args['expectedReturn'], $actualReturn, $args['message'] );
}
/**
* Tests a case of transformCssMedia with both values of wgHandheldForIPhone.
* Used to verify that behavior is orthogonal to that option.
*
* If the value of wgHandheldForIPhone should matter, use assertTransformCssMediaCase.
*
* @param array $args key-value array of arguments as shown in assertTransformCssMediaCase.
* Will be mutated.
*/
protected function assertTransformCssMediaCaseWithBothHandheldForIPhone( $args ) {
$message = $args['message'];
foreach ( array( true, false ) as $handheldForIPhone ) {
$args['handheldForIPhone'] = $handheldForIPhone;
$stringHandheldForIPhone = var_export( $handheldForIPhone, true );
$args['message'] = "$message. \$wgHandheldForIPhone was $stringHandheldForIPhone";
$this->assertTransformCssMediaCase( $args );
}
}
/**
* Tests print requests
*/
public function testPrintRequests() {
$this->assertTransformCssMediaCaseWithBothHandheldForIPhone( array(
'printableQuery' => '1',
'media' => 'screen',
'expectedReturn' => null,
'message' => 'On printable request, screen returns null'
) );
$this->assertTransformCssMediaCaseWithBothHandheldForIPhone( array(
'printableQuery' => '1',
'media' => self::SCREEN_MEDIA_QUERY,
'expectedReturn' => null,
'message' => 'On printable request, screen media query returns null'
) );
$this->assertTransformCssMediaCaseWithBothHandheldForIPhone( array(
'printableQuery' => '1',
'media' => self::SCREEN_ONLY_MEDIA_QUERY,
'expectedReturn' => null,
'message' => 'On printable request, screen media query with only returns null'
) );
$this->assertTransformCssMediaCaseWithBothHandheldForIPhone( array(
'printableQuery' => '1',
'media' => 'print',
'expectedReturn' => '',
'message' => 'On printable request, media print returns empty string'
) );
}
/**
* Tests screen requests, without either query parameter set
*/
public function testScreenRequests() {
$this->assertTransformCssMediaCase( array(
'handheldForIPhone' => false,
'media' => 'screen',
'expectedReturn' => 'screen',
'message' => 'On screen request, with handheldForIPhone false, screen media type is preserved'
) );
$this->assertTransformCssMediaCaseWithBothHandheldForIPhone( array(
'media' => self::SCREEN_MEDIA_QUERY,
'expectedReturn' => self::SCREEN_MEDIA_QUERY,
'message' => 'On screen request, screen media query is preserved.'
) );
$this->assertTransformCssMediaCaseWithBothHandheldForIPhone( array(
'media' => self::SCREEN_ONLY_MEDIA_QUERY,
'expectedReturn' => self::SCREEN_ONLY_MEDIA_QUERY,
'message' => 'On screen request, screen media query with only is preserved.'
) );
$this->assertTransformCssMediaCaseWithBothHandheldForIPhone( array(
'media' => 'print',
'expectedReturn' => 'print',
'message' => 'On screen request, print media type is preserved'
) );
}
/**
* Tests handheld and wgHandheldForIPhone behavior
*/
public function testHandheld() {
$this->assertTransformCssMediaCaseWithBothHandheldForIPhone( array(
'handheldQuery' => '1',
'media' => 'handheld',
'expectedReturn' => '',
'message' => 'On request with handheld querystring and media is handheld, returns empty string'
) );
$this->assertTransformCssMediaCaseWithBothHandheldForIPhone( array(
'handheldQuery' => '1',
'media' => 'screen',
'expectedReturn' => null,
'message' => 'On request with handheld querystring and media is screen, returns null'
) );
// A bit counter-intuitively, $wgHandheldForIPhone should only matter if the query handheld is false or omitted
$this->assertTransformCssMediaCase( array(
'handheldQuery' => '0',
'media' => 'screen',
'handheldForIPhone' => true,
'expectedReturn' => 'screen and (min-device-width: 481px)',
'message' => 'With $wgHandheldForIPhone true, screen media type is transformed'
) );
$this->assertTransformCssMediaCase( array(
'media' => 'handheld',
'handheldForIPhone' => true,
'expectedReturn' => 'handheld, only screen and (max-device-width: 480px)',
'message' => 'With $wgHandheldForIPhone true, handheld media type is transformed'
) );
$this->assertTransformCssMediaCase( array(
'media' => 'handheld',
'handheldForIPhone' => false,
'expectedReturn' => 'handheld',
'message' => 'With $wgHandheldForIPhone false, handheld media type is preserved'
) );
}
}
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