From 343be111b50c7022a5137d9832fcae1698db94c5 Mon Sep 17 00:00:00 2001
From: Olivier Laviale <olivier.laviale@gmail.com>
Date: Mon, 19 Jan 2015 16:26:32 +0100
Subject: [PATCH] Fixing #1

---
 lib/Locale.php                 | 5 +++++
 tests/LocaleCollectionTest.php | 8 ++++++++
 tests/LocaleTest.php           | 8 ++++++++
 3 files changed, 21 insertions(+)

diff --git a/lib/Locale.php b/lib/Locale.php
index 15b66bf..0bc64ca 100644
--- a/lib/Locale.php
+++ b/lib/Locale.php
@@ -85,6 +85,11 @@ class Locale implements \ArrayAccess
 	 */
 	public function __construct(Repository $repository, $code)
 	{
+		if (!$code)
+		{
+			throw new \InvalidArgumentException("Locale identifier cannot be empty.");
+		}
+
 		$this->repository = $repository;
 		$this->code = $code;
 	}
diff --git a/tests/LocaleCollectionTest.php b/tests/LocaleCollectionTest.php
index 30bd9aa..f0935d8 100644
--- a/tests/LocaleCollectionTest.php
+++ b/tests/LocaleCollectionTest.php
@@ -49,4 +49,12 @@ public function test_existing_locale()
 		$this->assertInstanceOf('ICanBoogie\CLDR\Locale', self::$collection['fr']);
 		$this->assertInstanceOf('ICanBoogie\CLDR\Locale', self::$collection['en']);
 	}
+
+	/**
+	 * @expectedException \InvalidArgumentException
+	 */
+	public function test_empty_identifier()
+	{
+		self::$collection[''];
+	}
 }
diff --git a/tests/LocaleTest.php b/tests/LocaleTest.php
index 79659a5..2b7aff9 100644
--- a/tests/LocaleTest.php
+++ b/tests/LocaleTest.php
@@ -130,6 +130,14 @@ public function provide_test_localize()
 
 		];
 	}
+
+	/**
+	 * @expectedException \InvalidArgumentException
+	 */
+	public function test_empty_identifier()
+	{
+		new Locale(get_repository(), '');
+	}
 }
 
 namespace ICanBoogie\CLDR\LocaleTest;