<?php namespace PhpOffice\PhpSpreadsheetTests\Calculation\Functions\DateTime; use PhpOffice\PhpSpreadsheet\Calculation\DateTime; use PhpOffice\PhpSpreadsheet\Calculation\Functions; use PhpOffice\PhpSpreadsheet\Shared\Date; use PHPUnit\Framework\TestCase; class DateTest extends TestCase { public function setUp() { Functions::setCompatibilityMode(Functions::COMPATIBILITY_EXCEL); Functions::setReturnDateType(Functions::RETURNDATE_EXCEL); Date::setExcelCalendar(Date::CALENDAR_WINDOWS_1900); } /** * @dataProvider providerDATE * * @param mixed $expectedResult * @param $year * @param $month * @param $day */ public function testDATE($expectedResult, $year, $month, $day) { $result = DateTime::DATE($year, $month, $day); $this->assertEquals($expectedResult, $result, '', 1E-8); } public function providerDATE() { return require 'data/Calculation/DateTime/DATE.php'; } public function testDATEtoUnixTimestamp() { Functions::setReturnDateType(Functions::RETURNDATE_UNIX_TIMESTAMP); $result = DateTime::DATE(2012, 1, 31); $this->assertEquals(1327968000, $result, '', 1E-8); } public function testDATEtoDateTimeObject() { Functions::setReturnDateType(Functions::RETURNDATE_PHP_DATETIME_OBJECT); $result = DateTime::DATE(2012, 1, 31); // Must return an object... $this->assertInternalType('object', $result); // ... of the correct type $this->assertTrue(is_a($result, 'DateTimeInterface')); // ... with the correct value $this->assertEquals($result->format('d-M-Y'), '31-Jan-2012'); } public function testDATEwith1904Calendar() { Date::setExcelCalendar(Date::CALENDAR_MAC_1904); $result = DateTime::DATE(1918, 11, 11); $this->assertEquals($result, 5428); } public function testDATEwith1904CalendarError() { Date::setExcelCalendar(Date::CALENDAR_MAC_1904); $result = DateTime::DATE(1901, 1, 31); $this->assertEquals($result, '#NUM!'); } }