/** * @dataProvider getAdapters */ public function testStrictIntegerReturnValues(MathAdapterInterface $math) { $x = 10; $y = 4; $mod = $math->mod($x, $y); $this->assertTrue(is_string($mod) && !is_resource($mod)); $add = $math->add($x, $y); $this->assertTrue(is_string($add) && !is_resource($add)); $sub = $math->sub($add, $y); $this->assertTrue(is_string($sub) && !is_resource($sub)); $mul = $math->mul($x, $y); $this->assertTrue(is_string($mul) && !is_resource($mul)); $div = $math->div($mul, $y); $this->assertTrue(is_string($div) && !is_resource($div)); $pow = $math->pow($x, $y); $this->assertTrue(is_string($pow) && !is_resource($div)); $powmod = $math->powmod($x, $y, $y); $this->assertTrue(is_string($powmod) && !is_resource($powmod)); $bitwiseand = $math->bitwiseAnd($x, $y); $this->assertTrue(is_string($bitwiseand) && !is_resource($bitwiseand)); $hexdec = $math->decHex($x); $this->assertTrue(is_string($hexdec) && !is_resource($hexdec)); $dechex = $math->hexDec($hexdec); $this->assertTrue(is_string($dechex) && !is_resource($dechex)); }