1 files changed, 83 insertions, 0 deletions
diff --git a/vendor/phpunit/phpunit/src/Framework/TestSuiteIterator.php b/vendor/phpunit/phpunit/src/Framework/TestSuiteIterator.php
new file mode 100644
index 000000000..e351622f3
--- /dev/null
+++ b/vendor/phpunit/phpunit/src/Framework/TestSuiteIterator.php
@@ -0,0 +1,83 @@
+<?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;
+
+use function assert;
+use function count;
+use RecursiveIterator;
+
+/**
+ * @internal This class is not covered by the backward compatibility promise for PHPUnit
+ */
+final class TestSuiteIterator implements RecursiveIterator
+{
+    /**
+     * @var int
+     */
+    private $position = 0;
+
+    /**
+     * @var Test[]
+     */
+    private $tests;
+
+    public function __construct(TestSuite $testSuite)
+    {
+        $this->tests = $testSuite->tests();
+    }
+
+    public function rewind(): void
+    {
+        $this->position = 0;
+    }
+
+    public function valid(): bool
+    {
+        return $this->position < count($this->tests);
+    }
+
+    public function key(): int
+    {
+        return $this->position;
+    }
+
+    public function current(): Test
+    {
+        return $this->tests[$this->position];
+    }
+
+    public function next(): void
+    {
+        $this->position++;
+    }
+
+    /**
+     * @throws NoChildTestSuiteException
+     */
+    public function getChildren(): self
+    {
+        if (!$this->hasChildren()) {
+            throw new NoChildTestSuiteException(
+                'The current item is not a TestSuite instance and therefore does not have any children.'
+            );
+        }
+
+        $current = $this->current();
+
+        assert($current instanceof TestSuite);
+
+        return new self($current);
+    }
+
+    public function hasChildren(): bool
+    {
+        return $this->valid() && $this->current() instanceof TestSuite;
+    }
+}