From 03b9cb600a85fed79b8afa72ccdad2725da5f3da Mon Sep 17 00:00:00 2001
From: ArthurHoaro <arthur@hoa.ro>
Date: Tue, 7 Mar 2017 19:27:17 +0100
Subject: Fix autoLocale error and cover it with unit tests

---
 tests/languages/de/UtilsDeTest.php | 76 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)

(limited to 'tests/languages/de')

diff --git a/tests/languages/de/UtilsDeTest.php b/tests/languages/de/UtilsDeTest.php
index 8a740389..545fa572 100644
--- a/tests/languages/de/UtilsDeTest.php
+++ b/tests/languages/de/UtilsDeTest.php
@@ -22,4 +22,80 @@ class UtilsDeTest extends UtilsTest
         $date = DateTime::createFromFormat('Ymd_His', '20170101_101112');
         $this->assertEquals('So 01 Jan 2017 10:11:12 EAT', format_date($date, false));
     }
+
+    /**
+     * Test autoLocale with a simple value
+     */
+    public function testAutoLocaleValid()
+    {
+        $current = setlocale(LC_ALL, 0);
+        $header = 'en-us';
+        autoLocale($header);
+        $this->assertEquals('en_US.utf8', setlocale(LC_ALL, 0));
+
+        setlocale(LC_ALL, $current);
+    }
+
+    /**
+     * Test autoLocale with an alternative locale value
+     */
+    public function testAutoLocaleValidAlternative()
+    {
+        $current = setlocale(LC_ALL, 0);
+        $header = 'en_us.UTF8';
+        autoLocale($header);
+        $this->assertEquals('en_US.utf8', setlocale(LC_ALL, 0));
+
+        setlocale(LC_ALL, $current);
+    }
+
+    /**
+     * Test autoLocale with multiples value, the first one is valid
+     */
+    public function testAutoLocaleMultipleFirstValid()
+    {
+        $current = setlocale(LC_ALL, 0);
+        $header = 'en-us,de-de';
+        autoLocale($header);
+        $this->assertEquals('en_US.utf8', setlocale(LC_ALL, 0));
+
+        setlocale(LC_ALL, $current);
+    }
+
+    /**
+     * Test autoLocale with multiples value, the second one is valid
+     */
+    public function testAutoLocaleMultipleSecondValid()
+    {
+        $current = setlocale(LC_ALL, 0);
+        $header = 'pt_BR,fr-fr';
+        autoLocale($header);
+        $this->assertEquals('fr_FR.utf8', setlocale(LC_ALL, 0));
+
+        setlocale(LC_ALL, $current);
+    }
+
+    /**
+     * Test autoLocale without value: defaults to en_US.
+     */
+    public function testAutoLocaleBlank()
+    {
+        $current = setlocale(LC_ALL, 0);
+        autoLocale('');
+        $this->assertEquals('en_US.utf8', setlocale(LC_ALL, 0));
+
+        setlocale(LC_ALL, $current);
+    }
+
+    /**
+     * Test autoLocale with an invalid value: defaults to en_US.
+     */
+    public function testAutoLocaleInvalid()
+    {
+        $current = setlocale(LC_ALL, 0);
+        autoLocale('pt_BR');
+        $this->assertEquals('en_US.utf8', setlocale(LC_ALL, 0));
+
+        setlocale(LC_ALL, $current);
+    }
 }
-- 
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