www.aleph1.co.uk Git - yaffs-website/blob - vendor/symfony/dependency-injection/Tests/ParameterBag/EnvPlaceholderParameterBagTest.php

   1 <?php
   2
   3 /*
   4  * This file is part of the Symfony package.
   5  *
   6  * (c) Fabien Potencier <fabien@symfony.com>
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11
  12 namespace Symfony\Component\DependencyInjection\Tests\ParameterBag;
  13
  14 use PHPUnit\Framework\TestCase;
  15 use Symfony\Component\DependencyInjection\ParameterBag\EnvPlaceholderParameterBag;
  16
  17 class EnvPlaceholderParameterBagTest extends TestCase
  18 {
  19     /**
  20      * @expectedException \Symfony\Component\DependencyInjection\Exception\InvalidArgumentException
  21      */
  22     public function testGetThrowsInvalidArgumentExceptionIfEnvNameContainsNonWordCharacters()
  23     {
  24         $bag = new EnvPlaceholderParameterBag();
  25         $bag->get('env(%foo%)');
  26     }
  27
  28     public function testMergeWillNotDuplicateIdenticalParameters()
  29     {
  30         $envVariableName = 'DB_HOST';
  31         $parameter = sprintf('env(%s)', $envVariableName);
  32         $firstBag = new EnvPlaceholderParameterBag();
  33
  34         // initialize placeholders
  35         $firstBag->get($parameter);
  36         $secondBag = clone $firstBag;
  37
  38         $firstBag->mergeEnvPlaceholders($secondBag);
  39         $mergedPlaceholders = $firstBag->getEnvPlaceholders();
  40
  41         $placeholderForVariable = $mergedPlaceholders[$envVariableName];
  42         $placeholder = array_values($placeholderForVariable)[0];
  43
  44         $this->assertCount(1, $placeholderForVariable);
  45         $this->assertInternalType('string', $placeholder);
  46         $this->assertContains($envVariableName, $placeholder);
  47     }
  48
  49     public function testMergeWhereFirstBagIsEmptyWillWork()
  50     {
  51         $envVariableName = 'DB_HOST';
  52         $parameter = sprintf('env(%s)', $envVariableName);
  53         $firstBag = new EnvPlaceholderParameterBag();
  54         $secondBag = new EnvPlaceholderParameterBag();
  55
  56         // initialize placeholder only in second bag
  57         $secondBag->get($parameter);
  58
  59         $this->assertEmpty($firstBag->getEnvPlaceholders());
  60
  61         $firstBag->mergeEnvPlaceholders($secondBag);
  62         $mergedPlaceholders = $firstBag->getEnvPlaceholders();
  63
  64         $placeholderForVariable = $mergedPlaceholders[$envVariableName];
  65         $placeholder = array_values($placeholderForVariable)[0];
  66
  67         $this->assertCount(1, $placeholderForVariable);
  68         $this->assertInternalType('string', $placeholder);
  69         $this->assertContains($envVariableName, $placeholder);
  70     }
  71
  72     public function testMergeWherePlaceholderOnlyExistsInSecond()
  73     {
  74         $uniqueEnvName = 'DB_HOST';
  75         $commonEnvName = 'DB_USER';
  76
  77         $uniqueParamName = sprintf('env(%s)', $uniqueEnvName);
  78         $commonParamName = sprintf('env(%s)', $commonEnvName);
  79
  80         $firstBag = new EnvPlaceholderParameterBag();
  81         // initialize common placeholder
  82         $firstBag->get($commonParamName);
  83         $secondBag = clone $firstBag;
  84
  85         // initialize unique placeholder
  86         $secondBag->get($uniqueParamName);
  87
  88         $firstBag->mergeEnvPlaceholders($secondBag);
  89         $merged = $firstBag->getEnvPlaceholders();
  90
  91         $this->assertCount(1, $merged[$uniqueEnvName]);
  92         // second bag has same placeholder for commonEnvName
  93         $this->assertCount(1, $merged[$commonEnvName]);
  94     }
  95
  96     public function testMergeWithDifferentIdentifiersForPlaceholders()
  97     {
  98         $envName = 'DB_USER';
  99         $paramName = sprintf('env(%s)', $envName);
 100
 101         $firstBag = new EnvPlaceholderParameterBag();
 102         $secondBag = new EnvPlaceholderParameterBag();
 103         // initialize placeholders
 104         $firstPlaceholder = $firstBag->get($paramName);
 105         $secondPlaceholder = $secondBag->get($paramName);
 106
 107         $firstBag->mergeEnvPlaceholders($secondBag);
 108         $merged = $firstBag->getEnvPlaceholders();
 109
 110         $this->assertNotEquals($firstPlaceholder, $secondPlaceholder);
 111         $this->assertCount(2, $merged[$envName]);
 112     }
 113
 114     public function testResolveEnvCastsIntToString()
 115     {
 116         $bag = new EnvPlaceholderParameterBag();
 117         $bag->get('env(INT_VAR)');
 118         $bag->set('env(INT_VAR)', 2);
 119         $bag->resolve();
 120         $this->assertSame('2', $bag->all()['env(INT_VAR)']);
 121     }
 122
 123     public function testResolveEnvAllowsNull()
 124     {
 125         $bag = new EnvPlaceholderParameterBag();
 126         $bag->get('env(NULL_VAR)');
 127         $bag->set('env(NULL_VAR)', null);
 128         $bag->resolve();
 129         $this->assertNull($bag->all()['env(NULL_VAR)']);
 130     }
 131
 132     /**
 133      * @expectedException \Symfony\Component\DependencyInjection\Exception\RuntimeException
 134      * @expectedExceptionMessage The default value of env parameter "ARRAY_VAR" must be scalar or null, array given.
 135      */
 136     public function testResolveThrowsOnBadDefaultValue()
 137     {
 138         $bag = new EnvPlaceholderParameterBag();
 139         $bag->get('env(ARRAY_VAR)');
 140         $bag->set('env(ARRAY_VAR)', array());
 141         $bag->resolve();
 142     }
 143
 144     public function testGetEnvAllowsNull()
 145     {
 146         $bag = new EnvPlaceholderParameterBag();
 147         $bag->set('env(NULL_VAR)', null);
 148         $bag->get('env(NULL_VAR)');
 149         $bag->resolve();
 150
 151         $this->assertNull($bag->all()['env(NULL_VAR)']);
 152     }
 153
 154     /**
 155      * @expectedException \Symfony\Component\DependencyInjection\Exception\RuntimeException
 156      * @expectedExceptionMessage The default value of an env() parameter must be scalar or null, but "array" given to "env(ARRAY_VAR)".
 157      */
 158     public function testGetThrowsOnBadDefaultValue()
 159     {
 160         $bag = new EnvPlaceholderParameterBag();
 161         $bag->set('env(ARRAY_VAR)', array());
 162         $bag->get('env(ARRAY_VAR)');
 163         $bag->resolve();
 164     }
 165 }