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<?php |
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use Behat\Gherkin\Node\TableNode; |
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use Behat\Behat\Context\Context; |
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use Behat\Behat\Context\SnippetAcceptingContext; |
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use Behat\Behat\Tester\Exception\PendingException; |
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use Doctrine\DBAL\DriverManager; |
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use Behat\Gherkin\Node\PyStringNode; |
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use Symfony\Component\Console\Helper\Table; |
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use Symfony\Component\Console\Output\BufferedOutput; |
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use Extraload\Pipeline\DefaultPipeline; |
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use Extraload\Extractor\CsvExtractor; |
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use Extraload\Transformer\NoopTransformer; |
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use Extraload\Transformer\CallbackTransformer; |
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use Extraload\Transformer\TransformerChain; |
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use Extraload\Loader\ConsoleLoader; |
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use Extraload\Loader\Doctrine\DbalLoader; |
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class DefaultPipelineContext extends BaseContext implements Context, SnippetAcceptingContext |
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{ |
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private $workingTable = 'book'; |
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private $workingFile; |
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private $pipeline; |
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private $output; |
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private $connection; |
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/** |
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* @Given a file named :name with: |
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*/ |
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public function aFileNamedWith($name, PyStringNode $content) |
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{ |
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$this->workingFile = $this->createFileFromStringNode($name, $content); |
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} |
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/** |
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* @Given I create csv to console pipeline using :transformer transformer |
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*/ |
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public function iCreateCsvToConsolePipelineUsingTransformer($transformer) |
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{ |
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return $this->pipeline = new DefaultPipeline( |
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$this->createCsvExtractor(), |
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$this->createTransformer($transformer), |
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new ConsoleLoader( |
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new Table($this->output = new BufferedOutput()) |
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) |
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); |
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} |
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/** |
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* @Given I create csv to database pipeline |
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*/ |
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public function iCreateCsvToDatabasePipeline() |
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{ |
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return $this->pipeline = new DefaultPipeline( |
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$this->createCsvExtractor(), |
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$this->createTransformer('callable'), |
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new DbalLoader( |
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$this->getConnection(), |
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$this->workingTable |
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) |
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); |
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} |
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/** |
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* @Given I process it |
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*/ |
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public function iProcessIt() |
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{ |
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$this->pipeline->process(); |
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} |
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/** |
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* @Then I should see in console: |
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*/ |
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public function iShouldSeeInConsole(PyStringNode $expected) |
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{ |
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$expected = $this->stringNodeToString($expected); |
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$actual = trim($this->output->fetch()); |
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PHPUnit_Framework_Assert::assertEquals($expected, $actual); |
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} |
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/** |
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* @Then I should see in database: |
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*/ |
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public function iShouldSeeInDatabase(TableNode $table) |
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{ |
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$actual = $this->getConnection() |
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->createQueryBuilder() |
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->select('*') |
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->from($this->workingTable) |
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->execute() |
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->fetchAll() |
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; |
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foreach ($table->getHash() as $key => $expected) { |
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PHPUnit_Framework_Assert::assertEquals($expected, $actual[$key]); |
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} |
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} |
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private function createCsvExtractor() |
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{ |
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return new CsvExtractor(new \SplFileObject($this->workingFile)); |
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} |
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private function createTransformer($type) |
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{ |
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switch ($type) { |
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case 'callable': |
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return new CallbackTransformer(function ($data) { |
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return [ |
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'isbn' => $data[0], |
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'title' => $data[1], |
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'author' => $data[2], |
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]; |
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}); |
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case 'chain': |
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return new TransformerChain([ |
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new CallbackTransformer(function ($data) { |
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unset($data[0]); |
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return $data; |
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}), |
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new CallbackTransformer(function ($data) { |
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return [ |
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'title' => $data[1], |
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'author' => $data[2], |
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]; |
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}) |
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]); |
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} |
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throw new PendingException(sprintf('Implement %s transformer creator.', $type)); |
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} |
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private function getConnection() |
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{ |
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if (null === $this->connection) { |
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$this->connection = DriverManager::getConnection(['url' => 'sqlite:///:memory:']); |
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$this->connection->exec(sprintf('CREATE TABLE %s(isbn, title, author)', $this->workingTable)); |
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} |
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return $this->connection; |
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} |
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} |
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|
umpirsky /
Extraload
