TimestampTest.php

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<?php

class TimestampTest extends MediaWikiTestCase {

        protected function setUp() {
                parent::setUp();

                $this->setMwGlobals( array(
                        'wgLanguageCode' => 'en',
                        'wgContLang' => Language::factory( 'en' ),
                        'wgLang' => Language::factory( 'en' ),
                ) );
        }

        function testValidParse( $format, $original, $expected ) {
                $timestamp = new MWTimestamp( $original );
                $this->assertEquals( $expected, $timestamp->getTimestamp( TS_MW ) );
        }

        function testValidOutput( $format, $expected, $original ) {
                $timestamp = new MWTimestamp( $original );
                $this->assertEquals( $expected, (string)$timestamp->getTimestamp( $format ) );
        }

        function testInvalidParse() {
                $timestamp = new MWTimestamp( "This is not a timestamp." );
        }

        function testInvalidOutput() {
                $timestamp = new MWTimestamp( '1343761268' );
                $timestamp->getTimestamp( 98 );
        }

        function testHumanOutput() {
                $timestamp = new MWTimestamp( time() - 3600 );
                $this->assertEquals( "1 hour ago", $timestamp->getHumanTimestamp()->inLanguage( 'en' )->text() );
                $timestamp = new MWTimestamp( time() - 5184000 );
                $this->assertEquals( "2 months ago", $timestamp->getHumanTimestamp()->inLanguage( 'en' )->text() );
                $timestamp = new MWTimestamp( time() - 31536000 );
                $this->assertEquals( "1 year ago", $timestamp->getHumanTimestamp()->inLanguage( 'en' )->text() );
        }

        public static function provideValidTimestamps() {
                return array(
                        // Various formats
                        array( TS_UNIX, '1343761268', '20120731190108' ),
                        array( TS_MW, '20120731190108', '20120731190108' ),
                        array( TS_DB, '2012-07-31 19:01:08', '20120731190108' ),
                        array( TS_ISO_8601, '2012-07-31T19:01:08Z', '20120731190108' ),
                        array( TS_ISO_8601_BASIC, '20120731T190108Z', '20120731190108' ),
                        array( TS_EXIF, '2012:07:31 19:01:08', '20120731190108' ),
                        array( TS_RFC2822, 'Tue, 31 Jul 2012 19:01:08 GMT', '20120731190108' ),
                        array( TS_ORACLE, '31-07-2012 19:01:08.000000', '20120731190108' ),
                        array( TS_POSTGRES, '2012-07-31 19:01:08 GMT', '20120731190108' ),
                        // Some extremes and weird values
                        array( TS_ISO_8601, '9999-12-31T23:59:59Z', '99991231235959' ),
                        array( TS_UNIX, '-62135596801', '00001231235959' )
                );
        }
}