/**
* Merges the env placeholders of another EnvPlaceholderParameterBag.
*/
public function mergeEnvPlaceholders(self $bag)
{
if ($newPlaceholders = $bag->getEnvPlaceholders()) {
$this->envPlaceholders += $newPlaceholders;
foreach ($newPlaceholders as $env => $placeholders) {
$this->envPlaceholders[$env] += $placeholders;
}
}
}
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]);
}
private function initializeConfig()
{
if ($this->loaded) {
return;
}
$this->loaded = true;
if ([] === ($filenames = (array) $this['config.filenames'])) {
return;
}
$parameterBag = new EnvPlaceholderParameterBag($this['config.replacements']);
$locator = new FileLocator();
$loaders = [new PhpFileLoader($this, $locator), new DirectoryLoader($locator)];
if (class_exists('Symfony\\Component\\Yaml\\Yaml')) {
$loaders[] = new YamlFileLoader($this, $parameterBag, $locator);
}
$loader = new DelegatingLoader(new LoaderResolver($loaders));
foreach ($filenames as $path) {
$loader->load($parameterBag->resolveValue($path));
}
}
public function testMerge()
{
$container = new ContainerBuilder(new ParameterBag(array('bar' => 'foo')));
$container->setResourceTracking(false);
$config = new ContainerBuilder(new ParameterBag(array('foo' => 'bar')));
$container->merge($config);
$this->assertEquals(array('bar' => 'foo', 'foo' => 'bar'), $container->getParameterBag()->all(), '->merge() merges current parameters with the loaded ones');
$container = new ContainerBuilder(new ParameterBag(array('bar' => 'foo')));
$container->setResourceTracking(false);
$config = new ContainerBuilder(new ParameterBag(array('foo' => '%bar%')));
$container->merge($config);
$container->compile();
$this->assertEquals(array('bar' => 'foo', 'foo' => 'foo'), $container->getParameterBag()->all(), '->merge() evaluates the values of the parameters towards already defined ones');
$container = new ContainerBuilder(new ParameterBag(array('bar' => 'foo')));
$container->setResourceTracking(false);
$config = new ContainerBuilder(new ParameterBag(array('foo' => '%bar%', 'baz' => '%foo%')));
$container->merge($config);
$container->compile();
$this->assertEquals(array('bar' => 'foo', 'foo' => 'foo', 'baz' => 'foo'), $container->getParameterBag()->all(), '->merge() evaluates the values of the parameters towards already defined ones');
$container = new ContainerBuilder();
$container->setResourceTracking(false);
$container->register('foo', 'Bar\FooClass');
$container->register('bar', 'BarClass');
$config = new ContainerBuilder();
$config->setDefinition('baz', new Definition('BazClass'));
$config->setAlias('alias_for_foo', 'foo');
$container->merge($config);
$this->assertEquals(array('foo', 'bar', 'baz'), array_keys($container->getDefinitions()), '->merge() merges definitions already defined ones');
$aliases = $container->getAliases();
$this->assertTrue(isset($aliases['alias_for_foo']));
$this->assertEquals('foo', (string) $aliases['alias_for_foo']);
$container = new ContainerBuilder();
$container->setResourceTracking(false);
$container->register('foo', 'Bar\FooClass');
$config->setDefinition('foo', new Definition('BazClass'));
$container->merge($config);
$this->assertEquals('BazClass', $container->getDefinition('foo')->getClass(), '->merge() overrides already defined services');
$container = new ContainerBuilder();
$bag = new EnvPlaceholderParameterBag();
$bag->get('env(Foo)');
$config = new ContainerBuilder($bag);
$this->assertSame(array('%env(Bar)%'), $config->resolveEnvPlaceholders(array($bag->get('env(Bar)'))));
$container->merge($config);
$this->assertEquals(array('Foo' => 0, 'Bar' => 1), $container->getEnvCounters());
}
/**
* @expectedException \Symfony\Component\DependencyInjection\Exception\RuntimeException
* @expectedExceptionMessage The default value of an env() parameter must be scalar or null, but "array" given to "env(ARRAY_VAR)".
*/
public function testGetThrowsOnBadDefaultValue()
{
$bag = new EnvPlaceholderParameterBag();
$bag->set('env(ARRAY_VAR)', array());
$bag->get('env(ARRAY_VAR)');
$bag->resolve();
}
/**
* @expectedException \Symfony\Component\DependencyInjection\Exception\InvalidArgumentException
*/
public function testGetThrowsInvalidArgumentExceptionIfEnvNameContainsNonWordCharacters()
{
$bag = new EnvPlaceholderParameterBag();
$bag->get('env(%foo%)');
}
/**
* Merges the env placeholders of another EnvPlaceholderParameterBag.
*/
public function mergeEnvPlaceholders(self $bag)
{
$this->envPlaceholders = array_merge_recursive($this->envPlaceholders, $bag->getEnvPlaceholders());
}
/**
* @param string $value
* @param array $replacements
*
* @return mixed
*/
private function resolveString($value, array $replacements)
{
$parameterBag = new EnvPlaceholderParameterBag($replacements);
return $parameterBag->resolveValue($value);
}
