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<?php namespace Chekote\NounStore; |
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use InvalidArgumentException; |
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use OutOfBoundsException; |
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use RuntimeException; |
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/** |
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* Makes assertions regarding store data. |
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*/ |
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class Assert |
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{ |
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/** @var Store */ |
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protected $store; |
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/** @var Key */ |
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protected $keyService; |
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/** |
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* Assert constructor. |
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* |
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* @param Store $store the store to assert against. |
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* @param Key $keyService the keyService to use for key parsing/building. |
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* |
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* @codeCoverageIgnore |
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*/ |
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public function __construct(Store $store, Key $keyService) |
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{ |
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$this->store = $store; |
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$this->keyService = $keyService; |
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} |
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/** |
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* Asserts that a value has been stored for the specified key. |
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* |
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* @param string $key The key to check. @see self::get() for formatting options. |
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* @param int $index [optional] The index of the key entry to check. If not specified, the |
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* method will ensure that at least one item is stored for the key. |
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* @throws OutOfBoundsException if a value has not been stored for the specified key. |
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* @throws InvalidArgumentException if both an $index and $key are provided, but the $key contains an nth value |
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* that does not match the index. |
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* @return mixed The value. |
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*/ |
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public function keyExists($key, $index = null) |
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{ |
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list($key, $index) = $this->keyService->parse($key, $index); |
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if (!$this->store->keyExists($key, $index)) { |
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throw new OutOfBoundsException( |
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"Entry '" . $this->keyService->build($key, $index) . "' was not found in the store." |
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); |
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} |
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return $this->store->get($key, $index); |
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} |
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/** |
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* Asserts that the key's value matches the specified value. |
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* |
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* @param string $key The key to check. @see self::get() for formatting options. |
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* @param mixed $value The expected value. |
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* @param int $index [optional] The index of the key entry to retrieve. If not specified, the |
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* method will check the most recent value stored under the key. |
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* @throws OutOfBoundsException If a value has not been stored for the specified key. |
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* @throws InvalidArgumentException if both an $index and $key are provided, but the $key contains an nth value |
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* that does not match the index. |
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* @throws RuntimeException If the key exists in the store, but the value does not match. |
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*/ |
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public function keyValueIs($key, $value, $index = null) |
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{ |
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list($key, $index) = $this->keyService->parse($key, $index); |
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if ($this->keyExists($key, $index) != $value) { |
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throw new RuntimeException( |
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1 |
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"Entry '" . $this->keyService->build($key, $index) . "' does not match '" . print_r($value, true) . "'" |
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); |
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} |
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} |
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} |
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Chekote /
noun-store
