Merge pull request #2 from PBXg33k/feature/ArrayTraits

ArrayTraits

.travis.yml

@@ -12,6 +12,6 @@ matrix:
       before_script:
         - mkdir -p build/logs
       after_script:
-        - travis_retry php bin/coveralls -v
+        - travis_retry php vendor/bin/coveralls -v
     - php: 7.0
   fast_finish: true

src/ArrayTrait.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace Pbxg33k\Traits;
+
+trait ArrayTrait
+{
+    /**
+     * Recusively implodes an array
+     *
+     * @param array $array
+     * @param string $glue
+     *
+     * @return string
+     */
+    public function recusiveImplode(array $array, $glue = ',')
+    {
+        foreach($array as $key => $element) {
+            if(is_array($element)) {
+                $array[$key] = $this->recusiveImplode($element, $glue);
+            }
+        }
+
+        return implode($glue, $array);
+    }
+
+    /**
+     * Alias for recursiveImplode
+     *
+     * @param array $array
+     * @param string $glue
+     * @return string
+     */
+    public function recursiveJoin(array $array, $glue = ',')
+    {
+        return $this->recusiveImplode($array, $glue);
+    }
+}

tests/ArrayTraitTest.php

@@ -0,0 +1,60 @@
+<?php
+use Pbxg33k\Traits\ArrayTrait;
+
+require_once('stubs/ArrayTraitClass.php');
+
+class ArrayTraitTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @var ArrayTraitClass
+     */
+    protected $testClass;
+
+    public function setUp()
+    {
+        $this->testClass = new ArrayTraitClass();
+    }
+
+    /**
+     * @test
+     */
+    public function simpleImplodeReturnString()
+    {
+        $arr = [
+            'testKey'  => 'testValue',
+            'testKey2' => 'testValue2'
+        ];
+
+        $this->assertSame(implode(',', $arr), $this->testClass->recusiveImplode($arr, ','));
+    }
+
+    /**
+     * @test
+     */
+    public function implodingMultiDimensionalArrayReturnsString()
+    {
+        $arr = [
+            'testKey' => 'testValue',
+            'testArr' => [
+                'subKey' => 'subValue'
+            ]
+        ];
+
+        $expectedOutput = "testValue,subValue";
+
+        $this->assertSame($expectedOutput, $this->testClass->recusiveImplode($arr, ','));
+    }
+
+    /**
+     * @test
+     */
+    public function joinIsAliasingImplode()
+    {
+        $arr = [
+            'testKey'  => 'testValue',
+            'testKey2' => 'testValue2'
+        ];
+
+        $this->assertSame(implode(',', $arr), $this->testClass->recursiveJoin($arr, ','));
+    }
+}

tests/stubs/ArrayTraitClass.php

@@ -0,0 +1,8 @@
+<?php
+
+use Pbxg33k\Traits\ArrayTrait;
+
+class ArrayTraitClass
+{
+    use ArrayTrait;
+}