1 files changed, 62 insertions, 0 deletions
diff --git a/TalerTests/AmountTests.swift b/TalerTests/AmountTests.swift
new file mode 100644
index 0000000..b7dd28d
--- /dev/null
+++ b/TalerTests/AmountTests.swift
@@ -0,0 +1,62 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2021 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+import XCTest
+@testable import Taler
+
+class AmountTests: XCTestCase {
+
+    override func setUpWithError() throws {
+        // Put setup code here. This method is called before the invocation of each test method in the class.
+    }
+
+    override func tearDownWithError() throws {
+        // Put teardown code here. This method is called after the invocation of each test method in the class.
+    }
+
+    func testAmounts() throws {
+        var amount: Amount = try! Amount(fromString: "EUR:633.59")
+        XCTAssert(amount.currency == "EUR")
+        XCTAssert(amount.value == 633)
+        XCTAssert(amount.fraction == 59000000)
+        XCTAssert(amount.description == "EUR:633.59")
+        XCTAssert(try amount == Amount(currency: "EUR", value: 633, fraction: 59000000))
+        XCTAssert(try amount == amount)
+        
+        amount = try! Amount(fromString: "EUR:883")
+        XCTAssert(amount.currency == "EUR")
+        XCTAssert(amount.value == 883)
+        XCTAssert(amount.fraction == 0)
+        XCTAssert(amount.description == "EUR:883")
+        
+        XCTAssertThrowsError(try Amount(fromString: "EUR:6548$f.59.**"))
+        
+        let amount2: Amount = try! Amount(fromString: "EUR:971.32")
+        XCTAssert(try amount < amount2)
+        XCTAssert(try amount2 > amount)
+        XCTAssert(try (amount + amount2) == Amount(fromString: "EUR:1854.32"))
+        XCTAssert(try (amount2 - amount) == Amount(fromString: "EUR:88.32"))
+        XCTAssertThrowsError(try amount - amount2)
+        
+        let amount3: Amount = try! Amount(fromString: "USD:12.34")
+        XCTAssertThrowsError(try amount == amount3)
+        XCTAssertThrowsError(try amount < amount3)
+        XCTAssertThrowsError(try amount > amount3)
+        XCTAssertThrowsError(try amount + amount3)
+        XCTAssertThrowsError(try amount - amount3)
+    }
+
+}