8000 Fix/broken merging of parameter bag env placeholders by mickadoo · Pull Request #20214 · symfony/symfony · GitHub
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Fix/broken merging of parameter bag env placeholders #20214

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Fix/broken merging of parameter bag env placeholders #20214

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bfa4b63
[DependencyInjection] Ensure env placeholders are not duplicated and …
mickadoo Oct 13, 2016
60d0847
[DependencyInjection] Add test in case where original parameter bag i…
mickadoo Oct 13, 2016
fe8c172
[DependencyInjection] Changes from code review. Add tests for more co…
mickadoo Oct 13, 2016
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[DependencyInjection] Changes from code review. Add tests for more co… 
…mplex cases
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@mickadoo
mickadoo committed Oct 13, 2016
commit fe8c17275bc0e0f9c25c35f506185ed59d1d4cf9
12 changes: 6 additions & 6 deletions src/Symfony/Component/DependencyInjection/ParameterBag/EnvPlaceholderParameterBag.php
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Expand Up @@ -48,7 +48,7 @@ public function get($name)

$uniqueName = md5($name.uniqid(mt_rand(), true));
$placeholder = sprintf('env_%s_%s', $env, $uniqueName);
$this->envPlaceholders[$env][] = $placeholder;
$this->envPlaceholders[$env][$placeholder] = $placeholder;

return $placeholder;
}
Expand All @@ -71,12 +71,12 @@ public function getEnvPlaceholders()
*/
public function mergeEnvPlaceholders(self $bag)
{
$newPlaceholders = $bag->getEnvPlaceholders();
if ($newPlaceholders = $bag->getEnvPlaceholders()) {
$this->envPlaceholders += $newPlaceholders;

foreach ($newPlaceholders as $key => $newEntries) {
$existingEntries = isset($this->envPlaceholders[$key]) ? $this->envPlaceholders[$key] : array();
$mergedEntries = array_merge($existingEntries, $newEntries);
$this->envPlaceholders[$key] = array_unique($mergedEntries);
foreach ($newPlaceholders as $env => $placeholders) {
$this->envPlaceholders[$env] += $placeholders;
}
}
}
}
42 changes: 42 additions & 0 deletions ...mfony/Component/DependencyInjection/Tests/ParameterBag/EnvPlaceholderParameterBagTest.php
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Expand Up @@ -67,4 +67,46 @@ public function testMergeWhereFirstBagIsEmptyWillWork()
$this->assertInternalType('string', $placeholder);
$this->assertContains($envVariableName, $placeholder);
}

public function testMergeWherePlaceholderOnlyExistsInSecond()
{
$uniqueEnvName = 'DB_HOST';
$commonEnvName = 'DB_USER';

$uniqueParamName = sprintf('env(%s)', $uniqueEnvName);
$commonParamName = sprintf('env(%s)', $commonEnvName);

$firstBag = new EnvPlaceholderParameterBag();
// initialize common placeholder
$firstBag->get($commonParamName);
$secondBag = clone $firstBag;

// initialize unique placeholder
$secondBag->get($uniqueParamName);

$firstBag->mergeEnvPlaceholders($secondBag);
$merged = $firstBag->getEnvPlaceholders();

$this->assertCount(1, $merged[$uniqueEnvName]);
// second bag has same placeholder for commonEnvName
$this->assertCount(1, $merged[$commonEnvName]);
}

public function testMergeWithDifferentIdentifiersForPlaceholders()
{
$envName = 'DB_USER';
$paramName = sprintf('env(%s)', $envName);

$firstBag = new EnvPlaceholderParameterBag();
$secondBag = new EnvPlaceholderParameterBag();
// initialize placeholders
$firstPlaceholder = $firstBag->get($paramName);
$secondPlaceholder = $secondBag->get($paramName);

$firstBag->mergeEnvPlaceholders($secondBag);
$merged = $firstBag->getEnvPlaceholders();

$this->assertNotEquals($firstPlaceholder, $secondPlaceholder);
$this->assertCount(2, $merged[$envName]);
}
}
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