Merge pull request #39 from PcComponentes/feature/add_unique_id_value…

…_object

Add unique id value object

src/Domain/Model/ValueObject/UniqueId.php

@@ -0,0 +1,14 @@
+<?php
+declare(strict_types=1);
+
+namespace PcComponentes\Ddd\Domain\Model\ValueObject;
+
+class UniqueId extends StringValueObject
+{
+    public static function create(): static
+    {
+        return self::from(
+            \strtoupper(\base_convert(\uniqid(), 16, 36)),
+        );
+    }
+}

tests/Domain/Model/ValueObject/UniqueIdTest.php

@@ -0,0 +1,56 @@
+<?php
+
+declare(strict_types=1);
+
+namespace PcComponentes\Ddd\Tests\Domain\Model\ValueObject;
+
+use PcComponentes\Ddd\Domain\Model\ValueObject\UniqueId;
+use PHPUnit\Framework\TestCase;
+
+class UniqueIdTest extends TestCase
+{
+    /**
+     * @test
+     */
+    public function given_uid_value_when_ask_to_get_info_then_return_expected_info()
+    {
+        $value = 'H7HVQ2U72X';
+        $str = UniqueId::from($value);
+
+        $this->assertEquals($value, $str->value());
+        $this->assertEquals($value, $str->jsonSerialize());
+    }
+
+    /**
+     * @test
+     */
+    public function given_uid_class_when_ask_to_generate_an_uid_then_return_uid_instance()
+    {
+        $uid = UniqueId::create();
+        $this->assertInstanceOf(UniqueId::class, $uid);
+        $this->assertMatchesRegularExpression('/^[0-9A-Z]{10}$/i', $uid->value());
+    }
+
+    /**
+     * @test
+     */
+    public function given_two_identical_uids_when_ask_to_check_equality_then_return_true()
+    {
+        $value = 'H7HVQ2U72X';
+        $str = UniqueId::from($value);
+        $other = UniqueId::from($value);
+
+        $this->assertTrue($str->equalTo($other));
+    }
+
+    /**
+     * @test
+     */
+    public function given_two_different_uids_when_ask_to_check_equality_then_return_false()
+    {
+        $str = UniqueId::from('H7HVQ2U72X');
+        $other = UniqueId::from('H7INVWHVPR');
+
+        $this->assertFalse($str->equalTo($other));
+    }
+}