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[Console] Fix TreeHelper::addChild when providing a string #61080

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Merged
merged 1 commit into from
Jul 26, 2025
Merged

[Console] Fix TreeHelper::addChild when providing a string #61080

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[Console] Fix TreeHelper::addChild when providing a string
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@jtattevin @fabpot
jtattevin authored and fabpot committed Jul 26, 2025
commit f53504aabb8f14c5ceab10745bb02684bb88a73b
2 changes: 1 addition & 1 deletion src/Symfony/Component/Console/Helper/TreeNode.php
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Original file line number Diff line number Diff line change
Expand Up @@ -58,7 +58,7 @@ public function getValue(): string
public function addChild(self|string|callable $node): self
{
if (\is_string($node)) {
$node = new self($node, $this);
$node = new self($node);
}

$this->children[] = $node;
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20 changes: 20 additions & 0 deletions src/Symfony/Component/Console/Tests/Helper/TreeHelperTest.php
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Expand Up @@ -195,6 +195,26 @@ public function testRenderNodeWithMultipleChildren()
TREE, self::normalizeLineBreaks(trim($output->fetch())));
}

public function testRenderNodeWithMultipleChildrenWithStringConversion()
{
$rootNode = new TreeNode('Root');

$rootNode->addChild('Child 1');
$rootNode->addChild('Child 2');
$rootNode->addChild('Child 3');

$output = new BufferedOutput();
$tree = TreeHelper::createTree($output, $rootNode);

$tree->render();
$this->assertSame(<<<TREE
Root
├── Child 1
├── Child 2
└── Child 3
TREE, self::normalizeLineBreaks(trim($output->fetch())));
}

public function testRenderTreeWithDuplicateNodeNames()
{
$rootNode = new TreeNode('Root');
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18 changes: 18 additions & 0 deletions src/Symfony/Component/Console/Tests/Helper/TreeNodeTest.php
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Expand Up @@ -34,6 +34,24 @@ public function testAddingChildren()
$this->assertSame($child, iterator_to_array($root->getChildren())[0]);
}

public function testAddingChildrenAsString()
{
$root = new TreeNode('Root');

$root->addChild('Child 1');
$root->addChild('Child 2');

$this->assertSame(2, iterator_count($root->getChildren()));

$children = iterator_to_array($root->getChildren());

$this->assertSame(0, iterator_count($children[0]->getChildren()));
$this->assertSame(0, iterator_count($children[1]->getChildren()));

$this->assertSame('Child 1', $children[0]->getValue());
$this->assertSame('Child 2', $children[1]->getValue());
}

public function testAddingChildrenWithGenerators()
{
$root = new TreeNode('Root');
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