Actualización

vendor/symfony/form/Tests/Guess/GuessTest.php

@@ -0,0 +1,39 @@
+<?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\Form\Tests\Guess;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Form\Guess\Guess;
+
+class TestGuess extends Guess
+{
+}
+
+class GuessTest extends TestCase
+{
+    public function testGetBestGuessReturnsGuessWithHighestConfidence()
+    {
+        $guess1 = new TestGuess(Guess::MEDIUM_CONFIDENCE);
+        $guess2 = new TestGuess(Guess::LOW_CONFIDENCE);
+        $guess3 = new TestGuess(Guess::HIGH_CONFIDENCE);
+
+        $this->assertSame($guess3, Guess::getBestGuess(array($guess1, $guess2, $guess3)));
+    }
+
+    /**
+     * @expectedException \InvalidArgumentException
+     */
+    public function testGuessExpectsValidConfidence()
+    {
+        new TestGuess(5);
+    }
+}