Added tests for ArrayDiff. The test comparing dates and other objects…

… currently fail, because the strict comparison is used.

tests/Utils/ArrayDiffTest.php

@@ -0,0 +1,104 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the Sonata Project package.
+ *
+ * (c) Thomas Rabaix <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Sonata\EntityAuditBundle\Tests\Utils;
+
+use PHPUnit\Framework\TestCase;
+use SimpleThings\EntityAudit\Utils\ArrayDiff;
+
+class ArrayDiffTest extends TestCase
+{
+    public function testDiff(): void
+    {
+        $diff = new ArrayDiff();
+        $array1 = ['one' => 'I', 'two' => '2'];
+        $array2 = ['one' => 'I', 'two' => 'II'];
+        $expected = ['one' => ['old' => '', 'new' => '', 'same' => 'I'], 'two' => ['old' => '2', 'new' => 'II', 'same' => '']];
+
+        $result = $diff->diff($array1, $array2);
+
+        static::assertSame($expected, $result);
+    }
+
+    public function testDiffIsCaseSensitive(): void
+    {
+        $diff = new ArrayDiff();
+        $array1 = ['one' => 'I', 'two' => 'ii'];
+        $array2 = ['one' => 'I', 'two' => 'II'];
+        $expected = ['one' => ['old' => '', 'new' => '', 'same' => 'I'], 'two' => ['old' => 'ii', 'new' => 'II', 'same' => '']];
+
+        $result = $diff->diff($array1, $array2);
+
+        static::assertSame($expected, $result);
+    }
+
+    public function testDiffDate(): void
+    {
+        $diff = new ArrayDiff();
+
+        $dateInstance1 = new \DateTimeImmutable('2014-01-01 00:00:00.000000');
+        $dateInstance2 = new \DateTimeImmutable('2014-01-01 00:00:00.000000');
+
+        $array1 = ['date' => $dateInstance1];
+        $array2 = ['date' => $dateInstance2];
+        $expected = ['date' => ['old' => '', 'new' => '', 'same' => $dateInstance1]];
+
+        $result = $diff->diff($array1, $array2);
+
+        static::assertSame($expected, $result);
+    }
+
+    public function testDiffDateDifferent(): void
+    {
+        $diff = new ArrayDiff();
+
+        $dateInstance1 = new \DateTimeImmutable('2014-01-01 00:00:00.000000');
+        $dateInstance2 = new \DateTimeImmutable('2014-01-02 00:00:00.000000');
+
+        $array1 = ['date' => $dateInstance1];
+        $array2 = ['date' => $dateInstance2];
+        $expected = ['date' => ['old' => $dateInstance1, 'new' => $dateInstance2, 'same' => '']];
+
+        $result = $diff->diff($array1, $array2);
+
+        static::assertSame($expected, $result);
+    }
+
+    public function testDiffObjectSame(): void
+    {
+        $diff = new ArrayDiff();
+        $object1 = (object) ['one' => 'I', 'two' => 'II'];
+        $object2 = (object) ['one' => 'I', 'two' => 'II'];
+        $array1 = ['object' => $object1];
+        $array2 = ['object' => $object2];
+        $expected = ['object' => ['old' => '', 'new' => '', 'same' => $object1]];
+
+        $result = $diff->diff($array1, $array2);
+
+        static::assertSame($expected, $result);
+    }
+
+    public function testDiffObjectDifferent(): void
+    {
+        $diff = new ArrayDiff();
+        $object1 = (object) ['one' => 'I', 'two' => 'ii'];
+        $object2 = (object) ['one' => 'I', 'two' => 'II'];
+        $array1 = ['object' => $object1];
+        $array2 = ['object' => $object2];
+        $expected = ['object' => ['old' => $object1, 'new' => $object2, 'same' => '']];
+
+        $result = $diff->diff($array1, $array2);
+
+        static::assertSame($expected, $result);
+    }
+}