complexAssert.php

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<?php

include_once dirname(__FILE__).'/Complex.php';


class complexAssert {

        private $_errorMessage  = '';

    public function assertComplexEquals($expected, $actual, $delta = 0)
    {
                if ($expected{0} === '#') {
                        //      Expecting an error, so we do a straight string comparison
                        if ($expected === $actual) {
                                return TRUE;
                        }
                        $this->_errorMessage = 'Expected Error: ' .
                                               $actual . ' !== ' . $expected;
            return FALSE;
                }

        $expectedComplex = new Complex($expected);
        $actualComplex = new Complex($actual);

                if (!is_numeric($actualComplex->getReal()) || !is_numeric($expectedComplex->getReal())) {
                        if ($actualComplex->getReal() !== $expectedComplex->getReal()) {
                                $this->_errorMessage = 'Mismatched String: ' .
                                                       $actualComplex->getReal() . ' !== ' . $expectedComplex->getReal();
                    return FALSE;
                        }
                        return TRUE;
                }

        if ($actualComplex->getReal() < ($expectedComplex->getReal() - $delta) ||
            $actualComplex->getReal() > ($expectedComplex->getReal() + $delta)) {
                        $this->_errorMessage = 'Mismatched Real part: ' .
                                               $actualComplex->getReal() . ' != ' . $expectedComplex->getReal();
            return FALSE;
        }

        if ($actualComplex->getImaginary() < ($expectedComplex->getImaginary() - $delta) ||
            $actualComplex->getImaginary() > ($expectedComplex->getImaginary() + $delta)) {
                        $this->_errorMessage = 'Mismatched Imaginary part: ' .
                                               $actualComplex->getImaginary() . ' != ' . $expectedComplex->getImaginary();
            return FALSE;
        }

        if ($actualComplex->getSuffix() !== $actualComplex->getSuffix()) {
                        $this->_errorMessage = 'Mismatched Suffix: ' .
                                               $actualComplex->getSuffix() . ' != ' . $expectedComplex->getSuffix();
            return FALSE;
                }

        return TRUE;
    }


        public function getErrorMessage() {
                return $this->_errorMessage;
        }

}