formatter = new HexFormatter; } /** * testFormat * * @return void */ public function testFormat() { $formatter = $this->formatter; $hex = $formatter->format('ae'); $this->assertEquals($hex, '0x6165'); $hex = $formatter->format('0xabce'); $this->assertEquals($hex, '0xabce'); $hex = $formatter->format('123'); $this->assertEquals($hex, '0x7b'); $hex = $formatter->format(12); $this->assertEquals($hex, '0xc'); } }