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-rw-r--r--tests/phpunit/includes/OutputPageTest.php172
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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'
+ ) );
+ }
+}