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ISSUE-1: Implemented unit-tests
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‎tests/EntityToIdentifierTransformerTest.php

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<?php
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/**
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* Copyright (c) 2017 DarkWeb Design
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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namespace DarkWebDesign\SymfonyAddon\Transformer\Tests;
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use DarkWebDesign\SymfonyAddon\Transformer\EntityToIdentifierTransformer;
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use DarkWebDesign\SymfonyAddon\Transformer\Tests\Models\City;
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use DarkWebDesign\SymfonyAddon\Transformer\Tests\Models\PointOfInterest;
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use PHPUnit_Framework_TestCase;
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use stdClass;
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class EntityToIdentifierTransformerTest extends PHPUnit_Framework_TestCase
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{
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/** @var \DarkWebDesign\SymfonyAddon\Transformer\Tests\Models\City */
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private $entity;
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/** @var string */
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private $className;
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/** @var int */
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private $identifier;
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/** @var \Doctrine\Common\Persistence\ObjectManager */
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private $entityManager;
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/** @var \Doctrine\Common\Persistence\ObjectRepository */
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private $repository;
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/** @var \Doctrine\Common\Persistence\Mapping\ClassMetadata */
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private $metadata;
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protected function setUp()
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{
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$this->entity = new City();
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$this->entity->setId(123);
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$this->className = get_class($this->entity);
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$this->identifier = $this->entity->getId();
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$this->entityManager = $this->getMock('Doctrine\Common\Persistence\ObjectManager');
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$this->repository = $this->getMock('Doctrine\Common\Persistence\ObjectRepository');
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$this->metadata = $this->getMock('Doctrine\Common\Persistence\Mapping\ClassMetadata');
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$this->entityManager->method('getRepository')->willReturn($this->repository);
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$this->entityManager->method('getClassMetadata')->willReturn($this->metadata);
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$this->metadata->method('getIdentifierValues')->willReturn(array('id' => $this->identifier));
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$this->metadata->isIdentifierComposite = false;
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}
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/**
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* @expectedException \Symfony\Component\Form\Exception\InvalidArgumentException
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* @expectedExceptionMessage Expected an entity with a single identifier.
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*/
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public function testConstructIdentifierComposite()
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{
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$this->metadata->isIdentifierComposite = true;
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new EntityToIdentifierTransformer($this->entityManager, $this->className);
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}
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public function testTransform()
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{
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$transformer = new EntityToIdentifierTransformer($this->entityManager, $this->className);
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$identifier = $transformer->transform($this->entity);
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$this->assertSame($this->identifier, $identifier);
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}
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public function testTransformNull()
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{
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$transformer = new EntityToIdentifierTransformer($this->entityManager, $this->className);
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$identifier = $transformer->transform(null);
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$this->assertNull($identifier);
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}
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/**
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* @param mixed $value
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*
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* @dataProvider providerTransformNoObject
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*
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* @expectedException \Symfony\Component\Form\Exception\TransformationFailedException
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* @expectedExceptionMessage Expected an object.
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*/
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public function testTransformNoObject($value)
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{
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$transformer = new EntityToIdentifierTransformer($this->entityManager, $this->className);
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$transformer->transform($value);
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}
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/**
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* @return array[]
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*/
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public function providerTransformNoObject()
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{
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return array(
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'bool' => array(true),
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'int' => array(1),
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'float' => array(1.2),
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'string' => array('foo'),
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'array' => array(array('foo', 'bar')),
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'resource' => array(tmpfile()),
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'callable' => array(function () {})
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);
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}
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/**
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* @expectedException \Symfony\Component\Form\Exception\TransformationFailedException
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* @expectedExceptionMessage Expected entity DarkWebDesign\SymfonyAddon\Transformer\Tests\Models\City.
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*/
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public function testTransformInvalidEntity()
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{
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$transformer = new EntityToIdentifierTransformer($this->entityManager, $this->className);
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$entity = new PointOfInterest();
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$transformer->transform($entity);
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}
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public function testReverseTransform()
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{
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$transformer = new EntityToIdentifierTransformer($this->entityManager, $this->className);
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$this->repository->method('find')->willReturn($this->entity);
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$entity = $transformer->reverseTransform($this->identifier);
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$this->assertSame($this->identifier, $entity->getId());
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}
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public function testReverseTransformNull()
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{
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$transformer = new EntityToIdentifierTransformer($this->entityManager, $this->className);
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$entity = $transformer->reverseTransform(null);
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$this->assertNull($entity);
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}
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public function testReverseTransformEmptyString()
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{
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$transformer = new EntityToIdentifierTransformer($this->entityManager, $this->className);
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$entity = $transformer->reverseTransform('');
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$this->assertNull($entity);
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}
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/**
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* @param mixed $value
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*
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* @dataProvider providerReverseTransformNoScalar
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*
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* @expectedException \Symfony\Component\Form\Exception\TransformationFailedException
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* @expectedExceptionMessage Expected a scalar.
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*/
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public function testReverseTransformNoScalar($value)
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{
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$transformer = new EntityToIdentifierTransformer($this->entityManager, $this->className);
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$transformer->reverseTransform($value);
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}
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/**
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* @return array[]
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*/
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public function providerReverseTransformNoScalar()
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{
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return array(
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'array' => array(array('foo', 'bar')),
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'object' => array(new stdClass()),
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'resource' => array(tmpfile()),
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'callable' => array(function () {}),
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);
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}
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/**
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* @expectedException \Symfony\Component\Form\Exception\TransformationFailedException
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* @expectedExceptionMessage Entity DarkWebDesign\SymfonyAddon\Transformer\Tests\Models\City with identifier "123" not found.
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*/
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public function testReverseTransformEntityNotFound()
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{
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$transformer = new EntityToIdentifierTransformer($this->entityManager, $this->className);
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$this->repository->method('find')->willReturn(null);
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$transformer->reverseTransform($this->identifier);
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}
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}

‎tests/Models/City.php

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<?php
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namespace DarkWebDesign\SymfonyAddon\Transformer\Tests\Models;
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/**
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* @Table(name="city")
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*
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* @Entity
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*/
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class City
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{
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/**
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* @var int
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*
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* @Column(name="id", type="integer", nullable=false)
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*
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* @Id
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*
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* @GeneratedValue(strategy="IDENTITY")
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*/
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private $id;
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/**
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* @var string
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*
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* @Column(name="name", type="string", length=50, nullable=false)
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*/
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private $name;
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/**
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* @return int
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*/
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public function getId()
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{
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return $this->id;
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}
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/**
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* @param int $id
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*/
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public function setId($id)
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{
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$this->id = $id;
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}
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/**
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* @return string
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*/
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public function getName()
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{
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return $this->name;
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}
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/**
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* @param string $name
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*/
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public function setName($name)
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{
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$this->name = $name;
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}
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}

‎tests/Models/PointOfInterest.php

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<?php
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namespace DarkWebDesign\SymfonyAddon\Transformer\Tests\Models;
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use DarkWebDesign\SymfonyAddon\Transformer\Tests\Models\City;
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/**
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* @Table(name="pointofinterest")
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*
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* @Entity
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*/
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class PointOfInterest
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{
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/**
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* @var int
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*
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* @Column(name="latitude", type="integer", nullable=false)
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*
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* @Id
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*/
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private $latitude;
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/**
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* @var string
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*
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* @Column(name="longitude", type="integer", nullable=false)
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*
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* @Id
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*/
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private $longitude;
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/**
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* @var string
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*
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* @Column(name="name", type="string", length=50, nullable=false)
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*/
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private $name;
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/**
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* @var \DarkWebDesign\SymfonyAddon\Transformer\Tests\Models\City
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*
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* @ManyToOne(targetEntity="City")
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*
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* @JoinColumns({
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* @JoinColumn(name="city_id", referencedColumnName="id")
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* })
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*/
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private $city;
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/**
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* @return int
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*/
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public function getLatitude()
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{
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return $this->latitude;
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}
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/**
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* @param int $latitude
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*/
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public function setLatitude($latitude)
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{
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$this->latitude = $latitude;
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}
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/**
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* @return int
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*/
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public function getLongitude()
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{
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return $this->longitude;
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}
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/**
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* @param int $longitude
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*/
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public function setLongitude($longitude)
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{
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$this->longitude = $longitude;
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}
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/**
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* @return string
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*/
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public function getName()
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{
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return $this->name;
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}
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/**
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* @param string $name
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*/
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public function setName($name)
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{
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$this->name = $name;
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}
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/**
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* @return \DarkWebDesign\SymfonyAddon\Transformer\Tests\Models\City
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*/
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public function getCity()
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{
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return $this->city;
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}
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/**
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* @param \DarkWebDesign\SymfonyAddon\Transformer\Tests\Models\City $city
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*/
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public function setCity(City $city)
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{
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$this->city = $city;
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}
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}

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