mirror of https://github.com/friendica/friendica
132 lines
2.9 KiB
PHP
132 lines
2.9 KiB
PHP
<?php
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// this is in the same namespace as Crypto for mocking 'rand' and 'random_init'
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namespace Friendica\Util;
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use PHPUnit\Framework\TestCase;
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class CryptoTest extends TestCase
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{
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/**
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* Replaces function_exists results with given mocks
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*
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* @param array $functions a list from function names and their result
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*/
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private function setFunctions($functions)
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{
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global $phpMock;
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$phpMock['function_exists'] = function($function) use ($functions) {
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foreach ($functions as $name => $value) {
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if ($function == $name) {
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return $value;
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}
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}
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return '__phpunit_continue__';
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};
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}
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/**
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* Replaces rand results with given mocks
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*
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*/
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private function assertRand($min, $max)
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{
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global $phpMock;
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$phpMock['rand'] = function($mMin, $mMax) use ($min, $max) {
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$this->assertEquals($min, $mMin);
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$this->assertEquals($max, $mMax);
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return 1;
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};
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}
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/**
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* Replaces rand results with given mocks
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*
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*/
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private function assertRandomInt($min, $max)
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{
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global $phpMock;
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$phpMock['random_int'] = function($mMin, $mMax) use ($min, $max) {
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$this->assertEquals($min, $mMin);
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$this->assertEquals($max, $mMax);
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return 1;
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};
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}
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public function testRandomDigitsRand()
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{
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$this->setFunctions(['random_int' => false]);
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$this->assertRand(0, 9);
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$test = Crypto::randomDigits(1);
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$this->assertEquals(1, strlen($test));
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$this->assertEquals(1, $test);
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$test = Crypto::randomDigits(8);
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$this->assertEquals(8, strlen($test));
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$this->assertEquals(11111111, $test);
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}
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public function testRandomDigitsRandomInt()
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{
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$this->setFunctions(['random_int' => true]);
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$this->assertRandomInt(0, 9);
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$test = Crypto::randomDigits(1);
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$this->assertEquals(1, strlen($test));
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$this->assertEquals(1, $test);
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$test = Crypto::randomDigits(8);
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$this->assertEquals(8, strlen($test));
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$this->assertEquals(11111111, $test);
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}
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}
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/**
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* A workaround to replace the PHP native function_exists() with a mocked function
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*
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* @param string $function_name the Name of the function
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*
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* @return bool true or false
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*/
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function function_exists($function_name)
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{
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global $phpMock;
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if (isset($phpMock['function_exists'])) {
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$result = call_user_func_array($phpMock['function_exists'], func_get_args());
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if ($result !== '__phpunit_continue__') {
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return $result;
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}
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}
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return call_user_func_array('\function_exists', func_get_args());
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}
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/**
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* A workaround to replace the PHP native rand() (< 7.0) with a mocked function
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*
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* @return int
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*/
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function rand($min, $max)
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{
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global $phpMock;
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if (isset($phpMock['rand'])) {
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$result = call_user_func_array($phpMock['rand'], func_get_args());
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return $result;
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}
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}
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/**
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* A workaround to replace the PHP native random_int() (>= 7.0) with a mocked function
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*
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* @return int
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*/
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function random_int($min, $max)
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{
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global $phpMock;
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if (isset($phpMock['random_int'])) {
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$result = call_user_func_array($phpMock['random_int'], func_get_args());
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return $result;
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}
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}
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