N°2651 rollback gitignore for lib tests dirs

Too dangerous ! We'll work properly on this but for 2.8

lib/symfony/console/Tests/Helper/HelperTest.php

@@ -0,0 +1,55 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Console\Tests\Helper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Console\Helper\Helper;
+
+class HelperTest extends TestCase
+{
+    public function formatTimeProvider()
+    {
+        return [
+            [0,      '< 1 sec'],
+            [1,      '1 sec'],
+            [2,      '2 secs'],
+            [59,     '59 secs'],
+            [60,     '1 min'],
+            [61,     '1 min'],
+            [119,    '1 min'],
+            [120,    '2 mins'],
+            [121,    '2 mins'],
+            [3599,   '59 mins'],
+            [3600,   '1 hr'],
+            [7199,   '1 hr'],
+            [7200,   '2 hrs'],
+            [7201,   '2 hrs'],
+            [86399,  '23 hrs'],
+            [86400,  '1 day'],
+            [86401,  '1 day'],
+            [172799, '1 day'],
+            [172800, '2 days'],
+            [172801, '2 days'],
+        ];
+    }
+
+    /**
+     * @dataProvider formatTimeProvider
+     *
+     * @param int    $secs
+     * @param string $expectedFormat
+     */
+    public function testFormatTime($secs, $expectedFormat)
+    {
+        $this->assertEquals($expectedFormat, Helper::formatTime($secs));
+    }
+}