function testIsPercent() { $this->assertTrue(wiDimension::isPercent('13%')); $this->assertTrue(wiDimension::isPercent('113%')); $this->assertTrue(wiDimension::isPercent('1.23%')); $this->assertFalse(wiDimension::isPercent('.23%')); $this->assertFalse(wiDimension::isPercent('1,23%')); $this->assertFalse(wiDimension::isPercent('11,a a 3%')); }