initial commit

test/App.Test/CryptoServiceTests.cs

@@ -0,0 +1,57 @@
+using System;
+using Bit.App.Abstractions;
+using Bit.App.Services;
+using NSubstitute;
+using Xunit;
+
+namespace Bit.App.Test
+{
+    public class CryptoServiceTests
+    {
+        [Fact]
+        public void MakeKeyFromPasswordBase64()
+        {
+            var service = new CryptoService(Substitute.For<ISecureStorageService>());
+            var key = service.MakeKeyFromPasswordBase64("123456", "salt");
+            Assert.Equal(key, GetKey());
+        }
+
+        [Fact]
+        public void HashPasswordBase64()
+        {
+            var service = new CryptoService(Substitute.For<ISecureStorageService>());
+            var key = Convert.FromBase64String(GetKey());
+            var hash = service.HashPasswordBase64(key, "123456");
+            Assert.Equal(hash, "7Bsl4ponrsFu0jGl4yMeLZp5tKqx6g4tLrXhMszIsjQ=");
+        }
+
+        [Fact]
+        public void EncryptDecrypt()
+        {
+            var value = "hi";
+            Assert.Equal(EncryptDecryptValue(value), value);
+        }
+
+        [Fact]
+        public void EncryptDecryptLongValue()
+        {
+            var value = "This is a really long value that should encrypt and decrypt just fine too.";
+            Assert.Equal(EncryptDecryptValue(value), value);
+        }
+
+        private string EncryptDecryptValue(string value)
+        {
+            var storage = Substitute.For<ISecureStorageService>();
+            storage.Retrieve("key").Returns(Convert.FromBase64String(GetKey()));
+
+            var service = new CryptoService(storage);
+            var encryptedHi = service.Encrypt(value);
+            return service.Decrypt(encryptedHi);
+        }
+
+        private string GetKey()
+        {
+            return "QpSYI5k0bLQXEygUEHn4wMII3ERatuWDFBszk7JAhbQ=";
+        }
+    }
+}