1 files changed, 141 insertions, 0 deletions
diff --git a/tests/RegistrationNumberTest.php b/tests/RegistrationNumberTest.php
new file mode 100644
index 0000000..dfb3dd3
--- /dev/null
+++ b/tests/RegistrationNumberTest.php
@@ -0,0 +1,141 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Zhineng\VehicleLicenseChina\Tests;
+
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+use Zhineng\VehicleLicenseChina\RegistrationNumber;
+use Zhineng\VehicleLicenseChina\RegistrationNumberException;
+
+#[CoversClass(RegistrationNumber::class)]
+final class RegistrationNumberTest extends TestCase
+{
+    #[DataProvider('provide_valid_registration_numbers')]
+    #[DataProvider('provide_valid_clean_energy_registration_numbers')]
+    public function test_valid_registration_number(string $registrationNumber): void
+    {
+        $instance = RegistrationNumber::make($registrationNumber);
+        $this->assertSame($registrationNumber, $instance->registrationNumber);
+    }
+
+    #[DataProvider('provide_invalid_registration_numbers')]
+    #[DataProvider('provide_invalid_clean_energy_registration_numbers')]
+    public function test_invalid_registration_number(string $registrationNumber): void
+    {
+        $this->expectException(RegistrationNumberException::class);
+        $this->expectExceptionMessage(sprintf('The registration number "%s" is invalid.', $registrationNumber));
+        RegistrationNumber::make($registrationNumber);
+    }
+
+    /**
+     * @return string[]
+     */
+    public static function provide_valid_registration_numbers(): array
+    {
+        return [
+            ['粤E1234'],
+            ['粤EA123'],
+            ['粤E1A23'],
+            ['粤E12A3'],
+            ['粤E123A'],
+            ['粤EAB12'],
+            ['粤E12AB'],
+            ['粤E1AB2'],
+            ['粤E1A2B'],
+            ['粤EA12B'],
+            ['粤EA1B2'],
+            ['粤E12345'],
+            ['粤EA1234'],
+            ['粤E1A234'],
+            ['粤E12A34'],
+            ['粤E123A4'],
+            ['粤E1234A'],
+
+            // Authority code "O" (the 2nd character) is for internal
+            ['粤O12345'],
+
+            // Authority code "Z" (the 2nd character) is for internal in Guangdong province
+            ['粤Z12345'],
+
+            // Authority code "W" (the 2nd character) is for internal in Shandong province
+            ['鲁W12345'],
+        ];
+    }
+
+    /**
+     * @return string[]
+     */
+    public static function provide_valid_clean_energy_registration_numbers(): array
+    {
+        return [
+            ['粤ED12345'],
+            ['粤EDA1234'],
+
+            // Authority code "O" (the 2nd character) is for internal
+            ['粤OD12345'],
+
+            // Authority code "Z" (the 2nd character) is for internal in Guangdong province
+            ['粤ZD12345'],
+
+            // Authority code "W" (the 2nd character) is for internal in Shandong province
+            ['鲁WD12345'],
+        ];
+    }
+
+    /**
+     * @return string[]
+     */
+    public static function provide_invalid_registration_numbers(): array
+    {
+        return [
+            ['假E12345'],
+            ['粤I12345'],
+            ['粤EABC1'],
+            ['粤E123+'],
+            ['粤E1234+'],
+            ['粤EABC12'],
+
+            // Sequence could not contain "O" or "I"
+            ['粤EO123'],
+            ['粤E1O23'],
+            ['粤E12O3'],
+            ['粤E123O'],
+            ['粤EI123'],
+            ['粤E1I23'],
+            ['粤E12I3'],
+            ['粤E123I'],
+            ['粤EO1234'],
+            ['粤E1O234'],
+            ['粤E12O34'],
+            ['粤E123O4'],
+            ['粤E1234O'],
+            ['粤EI1234'],
+            ['粤E1I234'],
+            ['粤E12I34'],
+            ['粤E123I4'],
+            ['粤E1234I'],
+        ];
+    }
+
+    /**
+     * @return string[]
+     */
+    public static function provide_invalid_clean_energy_registration_numbers(): array
+    {
+        return [
+            ['粤ED1A234'],
+            ['粤ED12A34'],
+            ['粤ED123A4'],
+            ['粤ED1234A'],
+            ['粤EZ12345'],
+            ['粤ED1234+'],
+
+            // Sequence could not contain "O" or "I"
+            ['粤EDO1234'],
+            ['粤EDI1234'],
+        ];
+    }
+}