Add localization settings

tests/Unit/Service/CurrencyServiceTest.php

@@ -0,0 +1,97 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Service;
+
+use App\Service\CurrencyService;
+use Brick\Money\Currency;
+use Brick\Money\Money;
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\Attributes\UsesClass;
+use Tests\TestCaseWithDatabase;
+
+#[CoversClass(CurrencyService::class)]
+#[UsesClass(CurrencyService::class)]
+class CurrencyServiceTest extends TestCaseWithDatabase
+{
+    private CurrencyService $currencyService;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+        $this->currencyService = new CurrencyService;
+    }
+
+    public function test_get_currency_symbol_for_currency_eur(): void
+    {
+        // Arrange
+        $money = Money::of(1, Currency::of('EUR'));
+
+        // Act
+        $symbol = $this->currencyService->getCurrencySymbolForMoney($money);
+
+        // Assert
+        $this->assertSame('€', $symbol);
+    }
+
+    public function test_get_currency_symbol_for_currency_usd(): void
+    {
+        // Arrange
+        $money = Money::of(1, Currency::of('USD'));
+
+        // Act
+        $symbol = $this->currencyService->getCurrencySymbolForMoney($money);
+
+        // Assert
+        $this->assertSame('$', $symbol);
+    }
+
+    public function test_get_currency_symbol_for_currency_gbp(): void
+    {
+        // Arrange
+        $money = Money::of(1, Currency::of('GBP'));
+
+        // Act
+        $symbol = $this->currencyService->getCurrencySymbolForMoney($money);
+
+        // Assert
+        $this->assertSame('£', $symbol);
+    }
+
+    public function test_get_currency_symbol_for_currency_cad(): void
+    {
+        // Arrange
+        $money = Money::of(1, Currency::of('CAD'));
+
+        // Act
+        $symbol = $this->currencyService->getCurrencySymbolForMoney($money);
+
+        // Assert
+        $this->assertSame('$', $symbol);
+    }
+
+    public function test_get_currency_symbol_for_currency_cop(): void
+    {
+        // Arrange
+        $money = Money::of(1, Currency::of('COP'));
+
+        // Act
+        $symbol = $this->currencyService->getCurrencySymbolForMoney($money);
+
+        // Assert
+        $this->assertSame('$', $symbol);
+    }
+
+    public function test_get_currency_symbol_for_currency_without_known_symbol(): void
+    {
+        // Arrange
+        $currency = 'XXX';
+
+        // Act
+        $symbol = $this->currencyService->getCurrencySymbol($currency);
+
+        // Assert
+        $this->assertSame('XXX', $symbol);
+    }
+}