public function testGetSecondsFromOffset() { $this->assertEquals(0, DateTime::getSecondsFromOffset('+', 0, 0)); $this->assertEquals(3600, DateTime::getSecondsFromOffset('+', 1, 0)); $this->assertEquals(-3600, DateTime::getSecondsFromOffset('-', 1, 0)); $this->assertEquals(5400, DateTime::getSecondsFromOffset('+', 1, 30)); $this->assertEquals(-5400, DateTime::getSecondsFromOffset('-', 1, 30)); $this->assertEquals(86400, DateTime::getSecondsFromOffset('+', 24, 0)); $this->assertEquals(-86400, DateTime::getSecondsFromOffset('-', 24, 0)); }