woocommerce/tests/includes/code-hacking/code-hacker-test-hook.php

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<?php
use PHPUnit\Runner\BeforeTestHook;
/**
* Helper to use the CodeHacker class in PHPUnit.
*
* How to use:
*
* 1. Add this to phpunit.xml:
*
* <extensions>
* <extension class="CodeHackerTestHook" file="path/to/code-hacker-test-hook.php" />
* </extensions>
*
* 2. Add the following to the test classes:
*
* public static function before_all($method_name) {
* CodeHacker::add_hack(...);
* //Register as many hacks as needed
* CodeHacker::enable();
* }
*
* $method_name is optional, 'before_all()' is also a valid method signature.
*
* You can also define a test-specific 'before_{$test_method_name}' hook.
* If both exist, first 'before_all' will be executed, then the test-specific one.
*/
final class CodeHackerTestHook implements BeforeTestHook {
public function executeBeforeTest( string $test ): void {
$parts = explode( '::', $test );
$class_name = $parts[0];
$method_name = $parts[1];
$methods = array( 'before_all', "before_{$method_name}" );
$methods = array_filter(
$methods,
function( $item ) use ( $class_name ) {
return method_exists( $class_name, $item );
}
);
if ( empty( $methods ) ) {
return;
}
// Make code hacker class and individual hack classes available to tests
include_once __DIR__ . '/code-hacker.php';
foreach ( glob( __DIR__ . '/hacks/*.php' ) as $hack_class_file ) {
include_once $hack_class_file;
}
$rc = new ReflectionClass( $class_name );
foreach ( $methods as $method ) {
if ( 0 === $rc->getMethod( $method_name )->getNumberOfParameters() ) {
$class_name::$method();
} else {
$class_name::$method( $method_name );
}
}
}
}