Add Cuba (CU) support

src/ZipCodeValidator/Constraints/ZipCodeValidator.php

@@ -59,6 +59,7 @@ class ZipCodeValidator extends ConstraintValidator
         'CN' => '\\d{6}',
         'CO' => '\\d{6}',
         'CR' => '\\d{4,5}|\\d{3}-\\d{4}',
+        'CU' => '\\d{5}',
         'CV' => '\\d{4}',
         'CX' => '6798',
         'CY' => '\\d{4}',

tests/Constraints/CuZipCodeValidatorTest.php

@@ -0,0 +1,91 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ZipCodeValidator\Tests\Constraints;
+
+use PHPUnit\Framework\MockObject\MockObject;
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Validator\Context\ExecutionContext;
+use Symfony\Component\Validator\Violation\ConstraintViolationBuilderInterface;
+use ZipCodeValidator\Constraints\ZipCode;
+use ZipCodeValidator\Constraints\ZipCodeValidator;
+
+class CuZipCodeValidatorTest extends TestCase
+{
+    protected ZipCodeValidator $validator;
+
+    public function setUp(): void
+    {
+        $this->validator = new ZipCodeValidator;
+    }
+
+    /**
+     * @dataProvider cuValidZipCodes
+     */
+    public function testValidationOfCuZipCode(string $zipCode): void
+    {
+        $constraint = new ZipCode('CU');
+
+        /** @var ExecutionContext|MockObject $contextMock */
+        $contextMock = $this->getMockBuilder(ExecutionContext::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        //be sure that buildViolation never gets called
+        $contextMock->expects($this->never())->method('buildViolation');
+
+        $contextMock->setConstraint($constraint);
+        $this->validator->initialize($contextMock);
+
+        // Test some variations
+        $this->validator->validate($zipCode, $constraint);
+    }
+
+    public static function cuValidZipCodes(): array
+    {
+        return [
+            ['11300'],
+            ['22700'],
+            ['33400'],
+            ['67600'],
+        ];
+    }
+
+    /**
+     * @dataProvider cuInvalidZipCodes
+     */
+    public function testValidationErrorWithInvalidCuZipCode(string $zipcode): void
+    {
+        $constraint = new ZipCode('CU');
+
+        $violationBuilderMock = $this->getMockBuilder(ConstraintViolationBuilderInterface::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+        $violationBuilderMock->expects($this->once())->method('setParameter')->willReturnSelf();
+
+        /** @var ExecutionContext|MockObject $contextMock */
+        $contextMock = $this->getMockBuilder(ExecutionContext::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+        $contextMock->expects($this->once())
+            ->method('buildViolation')
+            ->with($constraint->message)
+            ->willReturn($violationBuilderMock);
+
+        $contextMock->setConstraint($constraint);
+        $this->validator->initialize($contextMock);
+        $this->validator->validate($zipcode, $constraint);
+    }
+
+    public static function cuInvalidZipCodes(): array
+    {
+        return [
+            ['1420'],
+            ['CA123'],
+            ['CACAC'],
+            ['ch1289'],
+            ['14-241'],
+        ];
+    }
+}