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<?php |
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namespace hanneskod\readmetester; |
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use hanneskod\readmetester\Expectation\ExpectationFactory; |
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/** |
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* Create examples from definitions created by Parser |
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*/ |
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class ExampleFactory |
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{ |
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/** |
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* @var ExpectationFactory |
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*/ |
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private $expectationFactory; |
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public function __construct(ExpectationFactory $expectationFactory = null) |
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{ |
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$this->expectationFactory = $expectationFactory ?: new ExpectationFactory; |
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} |
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/** |
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* Create examples from definitions |
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* |
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* @param array $defenitions Example definitions as created by Parser |
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* @return Example[] |
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*/ |
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public function createExamples(array $defenitions) |
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{ |
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$examples = []; |
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foreach ($defenitions as $index => $def) { |
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if ($this->shouldIgnoreExample($def['annotations'])) { |
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continue; |
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} |
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$name = $this->readAnnotation('example', $def['annotations']) ?: (string)($index + 1); |
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if (isset($examples[$name])) { |
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throw new \RuntimeException("Example '$name' already exists in definition ".($index + 1)); |
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} |
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if ($extends = $this->readAnnotation('extends', $def['annotations'])) { |
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if (!isset($examples[$extends])) { |
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throw new \RuntimeException( |
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"Example '$extends' does not exist and can not be extended in definition ".($index + 1) |
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); |
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} |
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$def['code'] = sprintf( |
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"%s\n%s%s\n%s", |
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'ob_start();', |
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$examples[$extends]->getCodeBlock()->getCode(), |
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'ob_end_clean();', |
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$def['code'] |
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); |
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} |
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$expectations = $this->createExpectations($def['annotations']); |
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if (empty($expectations)) { |
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$expectations[] = $this->expectationFactory->createExpectation('expectnothing', []); |
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} |
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$examples[$name] = new Example( |
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$name, |
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new CodeBlock($def['code']), |
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$expectations |
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); |
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} |
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return $examples; |
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} |
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/** |
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* Read the first argument from annotation $needle |
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* |
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* @return string |
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*/ |
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private function readAnnotation($needle, array $annotations) |
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{ |
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foreach ($annotations as list($name, $args)) { |
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if (strcasecmp($name, $needle) == 0) { |
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return isset($args[0]) ? $args[0] : ''; |
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} |
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} |
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return ''; |
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} |
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/** |
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* Check if this example is marked as ignored |
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* |
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* @return boolean |
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*/ |
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private function shouldIgnoreExample(array $annotations) |
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{ |
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foreach ($annotations as list($name, $args)) { |
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if (strcasecmp($name, 'ignore') == 0) { |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* Create expectation from definition data |
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* |
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* @return Expectation\ExpectationInterface[] |
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*/ |
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private function createExpectations(array $annotations) |
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{ |
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$expectations = []; |
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foreach ($annotations as list($name, $args)) { |
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$expectations[] = $this->expectationFactory->createExpectation($name, $args); |
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} |
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return array_filter($expectations); |
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} |
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} |
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hanneskod /
readme-tester
