Fixed recognition of integers in `Money` constructor.

.travis.yml

 language: php
 
 php:
-  - 5.4
+  - 5.6
 
 before_script:
     - composer --dev install

README.md

 Money
 =====
 
-PHP 5.3+ library to make working with money safer, easier, and fun!
+PHP 5.6+ library to make working with money safer, easier, and fun!
 
 This is a fork of [Mathias Verraes' Money Library][4], extended with:
 * add CurrencyLookup, for different currency sources (example for json-file included)

VERSION

-1.2.0
+1.3.4
\ No newline at end of file

composer.json

@@ -9,13 +9,17 @@
         {
             "name": "Thorsten Buss",
             "email": "thorsten.buss@buss-networks.de"
+        },
+        {
+            "name": "Thomas Bilk",
+            "email": "thomas.bilk@buss-networks.de"
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.6"
     },
     "require-dev": {
-        "phpunit/phpunit": "3.7.*"
+        "phpunit/phpunit": "5.7.*"
     },
     "extra": {
         "branch-alias": {

lib/Money/Money.php

@@ -37,7 +37,7 @@ class Money
 	 */
 	public function __construct($amount, $currency=null, $parseAmountAsMoneyString=false)
     {
-        if (!$parseAmountAsMoneyString && !is_int($amount) && !ctype_digit($amount)) { // only numbers(int) - as string or int type
+        if (!$parseAmountAsMoneyString && !is_int($amount) && (strval($amount) != strval(intval($amount)))) { // only numbers(int) - as string or int type
             throw new InvalidArgumentException("The first parameter of Money must be an integer. It's the amount, expressed in the smallest units of currency (eg cents)");
         }
 	    $this->currency = Currency::getInstance($currency);

tests/Money/Tests/MoneyTest.php

@@ -31,6 +31,20 @@ class MoneyTest extends MoneyTestCase {
         );
     }
 
+    public function testNewInstance() {
+        $this->assertEquals(-8000, Money::newInstance('EUR', '-8000')->getAmount());
+        $this->assertEquals(8000, Money::newInstance('EUR', '8000')->getAmount());
+        $this->assertEquals(0, Money::newInstance('EUR', '0')->getAmount());
+
+        $this->assertEquals(-8000, Money::newInstance('EUR', -8000)->getAmount());
+        $this->assertEquals(8000, Money::newInstance('EUR', 8000)->getAmount());
+        $this->assertEquals(0, Money::newInstance('EUR', 0)->getAmount());
+
+        $this->assertEquals(-8000, Money::newInstance('EUR', -8000.0)->getAmount());
+        $this->assertEquals(8000, Money::newInstance('EUR', 8000.0)->getAmount());
+        $this->assertEquals(0, Money::newInstance('EUR', 0.0)->getAmount());
+    }
+
     public function testGetters()
     {
         $m = new Money(100, $euro = new Currency('EUR'));