Initial commit

tests/Pest/CurrencyTest.php

@@ -0,0 +1,42 @@
+<?php
+
+use ArchTech\Money\Currency;
+use ArchTech\Money\Exceptions\InvalidCurrencyException;
+use ArchTech\Money\Tests\Currencies\CZK;
+
+test("a currency is invalid if it doesn't have a name", function () {
+    pest()->expectException(InvalidCurrencyException::class);
+
+    new Currency(rate: 2.0, code: 'CZK');
+});
+
+test("a currency is invalid if it doesn't have a code", function () {
+    pest()->expectException(InvalidCurrencyException::class);
+
+    new Currency(rate: 2.0, name: 'Czech Crown');
+});
+
+test('currencies can be serialized to JSON', function () {
+    expect(json_encode(new CZK))->json()->toBe([
+        'code' => 'CZK',
+        'name' => 'Czech Crown',
+        'rate' => 25,
+        'prefix' => '',
+        'suffix' => ' Kč',
+        'mathDecimals' => 2,
+        'displayDecimals' => 0,
+        'rounding' => 2,
+        'decimalSeparator' => ',',
+        'thousandsSeparator' => '.',
+    ]);
+});
+
+test('currencies can be created from JSON', function () {
+    $original = new Currency(code: 'GBP', rate: 0.8, name: 'British Pound');
+
+    $json = json_encode($original);
+
+    $new = Currency::fromJson($json);
+
+    expect($original->toArray())->toBe($new->toArray());
+});