TestEntityGenerator::assertInArray() - Code Metrics - Inspection of "Merge pull request #45 from edmondscommerce/Unique..." - edmondscommerce/doctrine-static-meta - Measure and Improve Code Quality continuously with Scrutinizer

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by Ross

created 2018-05-11 14:28 UTC

TestEntityGenerator::assertInArray() A

↳ Parent: TestEntityGenerator

Complexity

Conditions	2
Paths	2

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	2
eloc	2
nc	2
nop	3
dl	0
loc	4
rs	10
c	0
b	0
f	0

<?php declare(strict_types=1);

namespace EdmondsCommerce\DoctrineStaticMeta\Entity\Testing;

use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\ORM\EntityManager;
use EdmondsCommerce\DoctrineStaticMeta\CodeGeneration\NamespaceHelper;
use EdmondsCommerce\DoctrineStaticMeta\Entity\Interfaces\EntityInterface;
use EdmondsCommerce\DoctrineStaticMeta\Entity\Savers\EntitySaverFactory;
use EdmondsCommerce\DoctrineStaticMeta\Exception\ConfigException;
use Faker;
use Faker\ORM\Doctrine\Populator;

/**
 * Class TestEntityGenerator
 *
 * This class handles utilising Faker to build up an Entity and then also possible build associated entities and handle
 * the association
 *
 * Unique columns are guaranteed to have a totally unique value in this particular process, but not between processes
 *
 * @package EdmondsCommerce\DoctrineStaticMeta\Entity\Testing
 * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
 */
class TestEntityGenerator
{
    /**
     * @var Faker\Generator
     */
    protected $generator;


    /**
     * @var EntityManager
     */
    protected $entityManager;

    /**
     * These two are used to keep track of unique fields and ensure we dont accidently make apply none unique values
     *
     * @var array
     */
    private static $uniqueStrings = [];
    /**
     * @var int
     */
    private static $uniqueInt;


    /**
     * An array of fieldNames to class names that are to be instantiated as column formatters as required
     *
     * @var array
     */
    protected $fakerDataProviderClasses;

    /**
     * A cache of instantiated column data providers
     *
     * @var array
     */
    protected $fakerDataProviderObjects = [];

    /**
     * Reflection of the tested entity
     *
     * @var \ReflectionClass
     */
    protected $testedEntityReflectionClass;
    /**
     * @var EntitySaverFactory
     */
    protected $entitySaverFactory;

    /**
     * TestEntityGenerator constructor.
     *
     * @param EntityManager      $entityManager
     * @param float|null         $seed
     * @param array              $fakerDataProviderClasses
     * @param \ReflectionClass   $testedEntityReflectionClass
     * @param EntitySaverFactory $entitySaverFactory
     * @SuppressWarnings(PHPMD.StaticAccess)
     */
    public function __construct(
        EntityManager $entityManager,
        ?float $seed,
        array $fakerDataProviderClasses,
        \ReflectionClass $testedEntityReflectionClass,
        EntitySaverFactory $entitySaverFactory
    ) {
        $this->entityManager = $entityManager;
        $this->generator     = Faker\Factory::create();
        if (null !== $seed) {
            $this->generator->seed($seed);
        }
        $this->fakerDataProviderClasses    = $fakerDataProviderClasses;
        $this->testedEntityReflectionClass = $testedEntityReflectionClass;
        $this->entitySaverFactory          = $entitySaverFactory;
    }

    /**
     * @param string $class
     *
     * @return EntityInterface
     * @throws ConfigException
     * @throws \Exception
     * @SuppressWarnings(PHPMD.StaticAccess)
     */
    public function generateEntity(string $class): EntityInterface
    {
        $customColumnFormatters = $this->generateColumnFormatters($this->entityManager, $class);
        $populator              = new Populator($this->generator, $this->entityManager);
        $populator->addEntity($class, 1, $customColumnFormatters);

        return $populator->execute(null, false)[$class][0];
    }

    /**
     * @param EntityManager   $entityManager
     * @param EntityInterface $generated
     *
     * @throws ConfigException
     * @throws \EdmondsCommerce\DoctrineStaticMeta\Exception\DoctrineStaticMetaException
     * @throws \ReflectionException
     * @SuppressWarnings(PHPMD.ElseExpression)
     * @throws \ErrorException
     */
    public function addAssociationEntities(
        EntityManager $entityManager,
        EntityInterface $generated
    ): void {
        $class    = $this->testedEntityReflectionClass->getName();
        $meta     = $entityManager->getClassMetadata($class);
        $mappings = $meta->getAssociationMappings();
        if (empty($mappings)) {
            return;
        }
        $namespaceHelper = new NamespaceHelper();
        $methods         = array_map('strtolower', get_class_methods($generated));
        foreach ($mappings as $mapping) {
            $mappingEntityClass = $mapping['targetEntity'];
            $mappingEntity      = $this->generateEntity($mappingEntityClass);
            $errorMessage       = "Error adding association entity $mappingEntityClass to $class: %s";
            $this->entitySaverFactory->getSaverForEntity($mappingEntity)->save($mappingEntity);
            $mappingEntityPluralInterface = $namespaceHelper->getHasPluralInterfaceFqnForEntity($mappingEntityClass);
            if ($this->testedEntityReflectionClass->implementsInterface($mappingEntityPluralInterface)) {
                $this->assertEquals(
                    $mappingEntityClass::getPlural(),
                    $mapping['fieldName'],
                    sprintf($errorMessage, ' mapping should be plural')
                );
                $method = 'add'.$mappingEntityClass::getSingular();
            } else {
                $this->assertEquals(
                    $mappingEntityClass::getSingular(),
                    $mapping['fieldName'],
                    sprintf($errorMessage, ' mapping should be singular')
                );
                $method = 'set'.$mappingEntityClass::getSingular();
            }
            $this->assertInArray(
                strtolower($method),
                $methods,
                sprintf($errorMessage, $method.' method is not defined')
            );
            $generated->$method($mappingEntity);
        }
    }

    /**
     * Stub of PHPUnit Assertion method
     *
     * @param mixed  $expected
     * @param mixed  $actual
     * @param string $error
     *
     * @throws \ErrorException
     */
    protected function assertEquals($expected, $actual, string $error): void
    {
        if ($expected !== $actual) {
            throw new \ErrorException($error);
        }
    }

    /**
     * Stub of PHPUnit Assertion method
     *
     * @param mixed  $needle
     * @param array  $haystack
     * @param string $error
     *
     * @throws \ErrorException
     */
    protected function assertInArray($needle, array $haystack, string $error): void
    {
        if (false === \in_array($needle, $haystack, true)) {
            throw new \ErrorException($error);
        }
    }

    /**
     * @param EntityManager $entityManager
     * @param string        $class
     *
     * @return array
     * @throws \Doctrine\ORM\Mapping\MappingException
     */
    protected function generateColumnFormatters(EntityManager $entityManager, string $class): array
    {
        $columnFormatters = [];
        $meta             = $entityManager->getClassMetadata($class);
        $mappings         = $meta->getAssociationMappings();
        foreach ($mappings as $mapping) {
            if ($meta->isCollectionValuedAssociation($mapping['fieldName'])) {
                $columnFormatters[$mapping['fieldName']] = new ArrayCollection();
                continue;
            }
            $columnFormatters[$mapping['fieldName']] = null;
        }
        $fieldNames = $meta->getFieldNames();

        foreach ($fieldNames as $fieldName) {
            if (!isset($columnFormatters[$fieldName])) {
                if (true === $this->setFakerDataProvider($columnFormatters, $fieldName)) {
                    continue;
                }
            }
            $fieldMapping = $meta->getFieldMapping($fieldName);
            if (true === ($fieldMapping['unique'] ?? false)) {
                switch ($fieldMapping['type']) {
                    case 'string':
                        $columnFormatters[$fieldName] = $this->getUniqueString();
                        break;
                    case 'integer':
                        $columnFormatters[$fieldName] = $this->getUniqueInt();
                        break;
                    default:
                        throw new \InvalidArgumentException('unique field has an unsupported type: '
                                                            .print_r($fieldMapping, true));
                }
            }
        }

        return $columnFormatters;
    }

    protected function getUniqueString(): string
    {
        $string = 'unique string: '.$this->getUniqueInt().md5((string)time());
        while (isset(self::$uniqueStrings[$string])) {
            $string                       = md5((string)time());
            self::$uniqueStrings[$string] = true;
        }

        return $string;
    }

    protected function getUniqueInt(): int
    {
        return ++self::$uniqueInt;
    }

    /**
     * Add a faker data provider to the columnFormatters array (by reference) if there is one available
     *
     * Handles instantiating and caching of the data providers
     *
     * @param array  $columnFormatters
     * @param string $fieldName
     *
     * @return bool
     */
    protected function setFakerDataProvider(array &$columnFormatters, string $fieldName): bool
    {
        if (!isset($this->fakerDataProviderClasses[$fieldName])) {
            return false;
        }
        if (!isset($this->fakerDataProviderObjects[$fieldName])) {
            $class                                      = $this->fakerDataProviderClasses[$fieldName];
            $this->fakerDataProviderObjects[$fieldName] = new $class($this->generator);
        }
        $columnFormatters[$fieldName] = $this->fakerDataProviderObjects[$fieldName];

        return true;
    }
}


1			<?php declare(strict_types=1);
2
3			namespace EdmondsCommerce\DoctrineStaticMeta\Entity\Testing;
4
5			use Doctrine\Common\Collections\ArrayCollection;
6			use Doctrine\ORM\EntityManager;
7			use EdmondsCommerce\DoctrineStaticMeta\CodeGeneration\NamespaceHelper;
8			use EdmondsCommerce\DoctrineStaticMeta\Entity\Interfaces\EntityInterface;
9			use EdmondsCommerce\DoctrineStaticMeta\Entity\Savers\EntitySaverFactory;
10			use EdmondsCommerce\DoctrineStaticMeta\Exception\ConfigException;
11			use Faker;
12			use Faker\ORM\Doctrine\Populator;
13
14			/**
15			* Class TestEntityGenerator
16			*
17			* This class handles utilising Faker to build up an Entity and then also possible build associated entities and handle
18			* the association
19			*
20			* Unique columns are guaranteed to have a totally unique value in this particular process, but not between processes
21			*
22			* @package EdmondsCommerce\DoctrineStaticMeta\Entity\Testing
23			* @SuppressWarnings(PHPMD.CouplingBetweenObjects)
24			*/
25			class TestEntityGenerator
26			{
27			/**
28			* @var Faker\Generator
29			*/
30			protected $generator;
31
32
33			/**
34			* @var EntityManager
35			*/
36			protected $entityManager;
37
38			/**
39			* These two are used to keep track of unique fields and ensure we dont accidently make apply none unique values
40			*
41			* @var array
42			*/
43			private static $uniqueStrings = [];
44			/**
45			* @var int
46			*/
47			private static $uniqueInt;
48
49
50			/**
51			* An array of fieldNames to class names that are to be instantiated as column formatters as required
52			*
53			* @var array
54			*/
55			protected $fakerDataProviderClasses;
56
57			/**
58			* A cache of instantiated column data providers
59			*
60			* @var array
61			*/
62			protected $fakerDataProviderObjects = [];
63
64			/**
65			* Reflection of the tested entity
66			*
67			* @var \ReflectionClass
68			*/
69			protected $testedEntityReflectionClass;
70			/**
71			* @var EntitySaverFactory
72			*/
73			protected $entitySaverFactory;
74
75			/**
76			* TestEntityGenerator constructor.
77			*
78			* @param EntityManager $entityManager
79			* @param float\|null $seed
80			* @param array $fakerDataProviderClasses
81			* @param \ReflectionClass $testedEntityReflectionClass
82			* @param EntitySaverFactory $entitySaverFactory
83			* @SuppressWarnings(PHPMD.StaticAccess)
84			*/
85			public function __construct(
86			EntityManager $entityManager,
87			?float $seed,
88			array $fakerDataProviderClasses,
89			\ReflectionClass $testedEntityReflectionClass,
90			EntitySaverFactory $entitySaverFactory
91			) {
92			$this->entityManager = $entityManager;
93			$this->generator = Faker\Factory::create();
94			if (null !== $seed) {
95			$this->generator->seed($seed);
96			}
97			$this->fakerDataProviderClasses = $fakerDataProviderClasses;
98			$this->testedEntityReflectionClass = $testedEntityReflectionClass;
99			$this->entitySaverFactory = $entitySaverFactory;
100			}
101
102			/**
103			* @param string $class
104			*
105			* @return EntityInterface
106			* @throws ConfigException
107			* @throws \Exception
108			* @SuppressWarnings(PHPMD.StaticAccess)
109			*/
110			public function generateEntity(string $class): EntityInterface
111			{
112			$customColumnFormatters = $this->generateColumnFormatters($this->entityManager, $class);
113			$populator = new Populator($this->generator, $this->entityManager);
114			$populator->addEntity($class, 1, $customColumnFormatters);
115
116			return $populator->execute(null, false)[$class][0];
117			}
118
119			/**
120			* @param EntityManager $entityManager
121			* @param EntityInterface $generated
122			*
123			* @throws ConfigException
124			* @throws \EdmondsCommerce\DoctrineStaticMeta\Exception\DoctrineStaticMetaException
125			* @throws \ReflectionException
126			* @SuppressWarnings(PHPMD.ElseExpression)
127			* @throws \ErrorException
128			*/
129			public function addAssociationEntities(
130			EntityManager $entityManager,
131			EntityInterface $generated
132			): void {
133			$class = $this->testedEntityReflectionClass->getName();
134			$meta = $entityManager->getClassMetadata($class);
135			$mappings = $meta->getAssociationMappings();
136			if (empty($mappings)) {
137			return;
138			}
139			$namespaceHelper = new NamespaceHelper();
140			$methods = array_map('strtolower', get_class_methods($generated));
141			foreach ($mappings as $mapping) {
142			$mappingEntityClass = $mapping['targetEntity'];
143			$mappingEntity = $this->generateEntity($mappingEntityClass);
144			$errorMessage = "Error adding association entity $mappingEntityClass to $class: %s";
145			$this->entitySaverFactory->getSaverForEntity($mappingEntity)->save($mappingEntity);
146			$mappingEntityPluralInterface = $namespaceHelper->getHasPluralInterfaceFqnForEntity($mappingEntityClass);
147			if ($this->testedEntityReflectionClass->implementsInterface($mappingEntityPluralInterface)) {
148			$this->assertEquals(
149			$mappingEntityClass::getPlural(),
150			$mapping['fieldName'],
151			sprintf($errorMessage, ' mapping should be plural')
152			);
153			$method = 'add'.$mappingEntityClass::getSingular();
154			} else {
155			$this->assertEquals(
156			$mappingEntityClass::getSingular(),
157			$mapping['fieldName'],
158			sprintf($errorMessage, ' mapping should be singular')
159			);
160			$method = 'set'.$mappingEntityClass::getSingular();
161			}
162			$this->assertInArray(
163			strtolower($method),
164			$methods,
165			sprintf($errorMessage, $method.' method is not defined')
166			);
167			$generated->$method($mappingEntity);
168			}
169			}
170
171			/**
172			* Stub of PHPUnit Assertion method
173			*
174			* @param mixed $expected
175			* @param mixed $actual
176			* @param string $error
177			*
178			* @throws \ErrorException
179			*/
180			protected function assertEquals($expected, $actual, string $error): void
181			{
182			if ($expected !== $actual) {
183			throw new \ErrorException($error);
184			}
185			}
186
187			/**
188			* Stub of PHPUnit Assertion method
189			*
190			* @param mixed $needle
191			* @param array $haystack
192			* @param string $error
193			*
194			* @throws \ErrorException
195			*/
196			protected function assertInArray($needle, array $haystack, string $error): void
197			{
198			if (false === \in_array($needle, $haystack, true)) {
199			throw new \ErrorException($error);
200			}
201			}
202
203			/**
204			* @param EntityManager $entityManager
205			* @param string $class
206			*
207			* @return array
208			* @throws \Doctrine\ORM\Mapping\MappingException
209			*/
210			protected function generateColumnFormatters(EntityManager $entityManager, string $class): array
211			{
212			$columnFormatters = [];
213			$meta = $entityManager->getClassMetadata($class);
214			$mappings = $meta->getAssociationMappings();
215			foreach ($mappings as $mapping) {
216			if ($meta->isCollectionValuedAssociation($mapping['fieldName'])) {
217			$columnFormatters[$mapping['fieldName']] = new ArrayCollection();
218			continue;
219			}
220			$columnFormatters[$mapping['fieldName']] = null;
221			}
222			$fieldNames = $meta->getFieldNames();
223
224			foreach ($fieldNames as $fieldName) {
225			if (!isset($columnFormatters[$fieldName])) {
226			if (true === $this->setFakerDataProvider($columnFormatters, $fieldName)) {
227			continue;
228			}
229			}
230			$fieldMapping = $meta->getFieldMapping($fieldName);
231			if (true === ($fieldMapping['unique'] ?? false)) {
232			switch ($fieldMapping['type']) {
233			case 'string':
234			$columnFormatters[$fieldName] = $this->getUniqueString();
235			break;
236			case 'integer':
237			$columnFormatters[$fieldName] = $this->getUniqueInt();
238			break;
239			default:
240			throw new \InvalidArgumentException('unique field has an unsupported type: '
241			.print_r($fieldMapping, true));
242			}
243			}
244			}
245
246			return $columnFormatters;
247			}
248
249			protected function getUniqueString(): string
250			{
251			$string = 'unique string: '.$this->getUniqueInt().md5((string)time());
252			while (isset(self::$uniqueStrings[$string])) {
253			$string = md5((string)time());
254			self::$uniqueStrings[$string] = true;
255			}
256
257			return $string;
258			}
259
260			protected function getUniqueInt(): int
261			{
262			return ++self::$uniqueInt;
263			}
264
265			/**
266			* Add a faker data provider to the columnFormatters array (by reference) if there is one available
267			*
268			* Handles instantiating and caching of the data providers
269			*
270			* @param array $columnFormatters
271			* @param string $fieldName
272			*
273			* @return bool
274			*/
275			protected function setFakerDataProvider(array &$columnFormatters, string $fieldName): bool
276			{
277			if (!isset($this->fakerDataProviderClasses[$fieldName])) {
278			return false;
279			}
280			if (!isset($this->fakerDataProviderObjects[$fieldName])) {
281			$class = $this->fakerDataProviderClasses[$fieldName];
282			$this->fakerDataProviderObjects[$fieldName] = new $class($this->generator);
283			}
284			$columnFormatters[$fieldName] = $this->fakerDataProviderObjects[$fieldName];
285
286			return true;
287			}
288			}
289

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TestEntityGenerator::assertInArray() A

Complexity

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Duplication

Importance

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