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<?php
/**
* Tests timestamp parsing and output.
*/
class ConvertibleTimestampTest extends PHPUnit_Framework_TestCase {
/**
* @covers ConvertibleTimestamp::__construct
*/
public function testConstructWithNoTimestamp() {
$timestamp = new ConvertibleTimestamp();
$this->assertInternalType( 'string', $timestamp->getTimestamp() );
$this->assertNotEmpty( $timestamp->getTimestamp() );
$this->assertNotEquals( false, strtotime( $timestamp->getTimestamp( TS_MW ) ) );
}
/**
* @covers ConvertibleTimestamp::__toString
*/
public function testToString() {
$timestamp = new ConvertibleTimestamp( '1406833268' ); // Equivalent to 20140731190108
$this->assertEquals( '1406833268', $timestamp->__toString() );
}
public static function provideValidTimestampDifferences() {
return [
[ '1406833268', '1406833269', '00 00 00 01' ],
[ '1406833268', '1406833329', '00 00 01 01' ],
[ '1406833268', '1406836929', '00 01 01 01' ],
[ '1406833268', '1406923329', '01 01 01 01' ],
];
}
/**
* @dataProvider provideValidTimestampDifferences
* @covers ConvertibleTimestamp::diff
*/
public function testDiff( $timestamp1, $timestamp2, $expected ) {
$timestamp1 = new ConvertibleTimestamp( $timestamp1 );
$timestamp2 = new ConvertibleTimestamp( $timestamp2 );
$diff = $timestamp1->diff( $timestamp2 );
$this->assertEquals( $expected, $diff->format( '%D %H %I %S' ) );
}
/**
* Test parsing of valid timestamps and outputing to MW format.
* @dataProvider provideValidTimestamps
* @covers ConvertibleTimestamp::getTimestamp
*/
public function testValidParse( $format, $original, $expected ) {
$timestamp = new ConvertibleTimestamp( $original );
$this->assertEquals( $expected, $timestamp->getTimestamp( TS_MW ) );
}
/**
* Test outputting valid timestamps to different formats.
* @dataProvider provideValidTimestamps
* @covers ConvertibleTimestamp::getTimestamp
*/
public function testValidOutput( $format, $expected, $original ) {
$timestamp = new ConvertibleTimestamp( $original );
$this->assertEquals( $expected, (string)$timestamp->getTimestamp( $format ) );
}
/**
* Test an invalid timestamp.
* @expectedException TimestampException
* @covers ConvertibleTimestamp
*/
public function testInvalidParse() {
new ConvertibleTimestamp( "This is not a timestamp." );
}
/**
* @dataProvider provideValidTimestamps
* @covers ConvertibleTimestamp::convert
*/
public function testConvert( $format, $expected, $original ) {
$this->assertSame( $expected, ConvertibleTimestamp::convert( $format, $original ) );
}
/**
* Format an invalid timestamp.
* @covers ConvertibleTimestamp::convert
*/
public function testConvertInvalid() {
$this->assertSame( false, ConvertibleTimestamp::convert( 'Not a timestamp', 0 ) );
}
/**
* Test an out of range timestamp
* @dataProvider provideOutOfRangeTimestamps
* @expectedException TimestampException
* @covers ConvertibleTimestamp
*/
public function testOutOfRangeTimestamps( $format, $input ) {
$timestamp = new ConvertibleTimestamp( $input );
$timestamp->getTimestamp( $format );
}
/**
* Test requesting an invalid output format.
* @expectedException TimestampException
* @covers ConvertibleTimestamp::getTimestamp
*/
public function testInvalidOutput() {
$timestamp = new ConvertibleTimestamp( '1343761268' );
$timestamp->getTimestamp( 98 );
}
/**
* Returns a list of valid timestamps in the format:
* [ type, timestamp_of_type, timestamp_in_MW ]
*/
public static function provideValidTimestamps() {
return [
// Various formats
[ TS_UNIX, '1343761268', '20120731190108' ],
[ TS_MW, '20120731190108', '20120731190108' ],
[ TS_DB, '2012-07-31 19:01:08', '20120731190108' ],
[ TS_ISO_8601, '2012-07-31T19:01:08Z', '20120731190108' ],
[ TS_ISO_8601_BASIC, '20120731T190108Z', '20120731190108' ],
[ TS_EXIF, '2012:07:31 19:01:08', '20120731190108' ],
[ TS_RFC2822, 'Tue, 31 Jul 2012 19:01:08 GMT', '20120731190108' ],
[ TS_ORACLE, '31-07-2012 19:01:08.000000', '20120731190108' ],
[ TS_POSTGRES, '2012-07-31 19:01:08 GMT', '20120731190108' ],
// Some extremes and weird values
[ TS_ISO_8601, '9999-12-31T23:59:59Z', '99991231235959' ],
[ TS_UNIX, '-62135596801', '00001231235959' ]
];
}
/**
* Returns a list of out of range timestamps in the format:
* [ type, timestamp_of_type ]
*/
public static function provideOutOfRangeTimestamps() {
return [
// Various formats
[ TS_MW, '-62167219201' ], // -0001-12-31T23:59:59Z
[ TS_MW, '253402300800' ], // 10000-01-01T00:00:00Z
];
}
}
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