Add PHP ver.

FizzBuzz.php

@@ -0,0 +1,44 @@
+#!/usr/bin/env php
+
+<?php
+class FizzBuzz
+{
+    function say($n)
+    {
+        if($this->fizz_buzz($n)){
+            return "FizzBuzz";
+        }
+        elseif($this->fizz($n)){
+            return "Fizz";
+        }
+        elseif($this->buzz($n)){
+            return "Buzz";
+        }
+        else{
+            return $n;
+        }
+    }
+
+    private function fizz_buzz($n)
+    {
+        if($this->fizz($n) && $this->buzz($n)){ return true;}else{ return false;}
+    }
+
+    private function fizz($n)
+    {
+        if($n % 3 == 0){ return true;}else{ return false;}
+        ($n % 3 == 0) ? true : false;
+    }
+
+    private function buzz($n)
+    {
+        if($n % 5 == 0){ return true;}else{ return false;}
+    }
+
+}
+
+// $numbers = new FizzBuzz();
+// for ($i = 1; $i <= 30; $i++)
+// {
+//     echo("{$i}\t:{$numbers->say($i)}\n");
+// }

FizzBuzzTest.php

@@ -0,0 +1,26 @@
+<?php
+
+require_once 'FizzBuzz.php';
+
+class FizzBuzzTest extends PHPUnit_Framework_TestCase
+{
+    function setUp(){
+        $this->number = new FizzBuzz();
+    }
+
+    function test_say(){
+        $this->assertEquals(1, $this->number->say(1));
+    }
+
+    function test_say3(){
+        $this->assertEquals('Fizz', $this->number->say(3));
+    }
+
+    function test_say5(){
+        $this->assertEquals('Buzz', $this->number->say(5));
+    }
+
+    function test_say15(){
+        $this->assertEquals('FizzBuzz', $this->number->say(15));
+    }
+}

composer.json

@@ -0,0 +1,5 @@
+{
+    "require-dev": {
+        "phpunit/phpunit": "4.8.*"
+    }
+}