public function testLog2() { $this->assertTrue(CMathi::log2(16) === 4); $this->assertTrue(CMathi::log2(256) === 8); $this->assertTrue(CMathi::log2(511) === 8); $this->assertTrue(CMathi::log2(16.01) === 4); $this->assertTrue(CMathi::log2(256.01) === 8); $this->assertTrue(CMathi::log2(511.01) === 8); }