* add phpunit as a dev dependency

 * add some basic tests for UrlHelper::rewrite_relative()
 * fix UrlHelper::rewrite_relative() to work better on non-absolute
   relative URL paths

1 files changed, 51 insertions, 0 deletions

diff --git a/vendor/phpunit/phpunit/src/Framework/Constraint/String/RegularExpression.php b/vendor/phpunit/phpunit/src/Framework/Constraint/String/RegularExpression.php
new file mode 100644
index 000000000..8e609e795
--- /dev/null
+++ b/vendor/phpunit/phpunit/src/Framework/Constraint/String/RegularExpression.php
@@ -0,0 +1,51 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of PHPUnit.
+ *
+ * (c) Sebastian Bergmann <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace PHPUnit\Framework\Constraint;
+
+use function preg_match;
+use function sprintf;
+
+/**
+ * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
+ */
+class RegularExpression extends Constraint
+{
+    /**
+     * @var string
+     */
+    private $pattern;
+
+    public function __construct(string $pattern)
+    {
+        $this->pattern = $pattern;
+    }
+
+    /**
+     * Returns a string representation of the constraint.
+     */
+    public function toString(): string
+    {
+        return sprintf(
+            'matches PCRE pattern "%s"',
+            $this->pattern
+        );
+    }
+
+    /**
+     * Evaluates the constraint for parameter $other. Returns true if the
+     * constraint is met, false otherwise.
+     *
+     * @param mixed $other value or object to evaluate
+     */
+    protected function matches($other): bool
+    {
+        return preg_match($this->pattern, $other) > 0;
+    }
+}