From 08f263e3f45da7910623d1e052f21cebf8ffe8d9 Mon Sep 17 00:00:00 2001
From: Vinicius Chiele <vinicius.chiele@gmail.com>
Date: Tue, 7 Feb 2017 22:04:15 +0000
Subject: [PATCH] Add new unit tests

---
 src/Scrypt.Tests/ScryptEncoderTests.cs | 43 ++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/src/Scrypt.Tests/ScryptEncoderTests.cs b/src/Scrypt.Tests/ScryptEncoderTests.cs
index c1dadff..e881a91 100644
--- a/src/Scrypt.Tests/ScryptEncoderTests.cs
+++ b/src/Scrypt.Tests/ScryptEncoderTests.cs
@@ -1,4 +1,5 @@
 using Scrypt;
+using System;
 using Xunit;
 
 namespace Scrypt.Tests
@@ -7,11 +8,53 @@ public class ScryptEncoderTests
     {
         [Fact]
         public void TestEncode()
+        {
+            int iterationCount = 2;
+
+            for (int i = 0; i < 15; i++)
+            {
+                var encoder = new ScryptEncoder(iterationCount, 8, 1);
+                var hashedPassword = encoder.Encode("MyPassword");
+                Assert.True(encoder.Compare("MyPassword", hashedPassword));
+
+                iterationCount *= 2;
+            }
+        }
+
+        [Fact]
+        public void TestCompare()
         {
             var encoder = new ScryptEncoder();
             var hashedPassword = encoder.Encode("MyPassword");
             Assert.True(encoder.Compare("MyPassword", hashedPassword));
             Assert.False(encoder.Compare("WrongPassword", hashedPassword));
         }
+
+        [Fact]
+        public void TestIsValid()
+        {
+            var encoder = new ScryptEncoder();
+            Assert.False(encoder.IsValid("$e1$adasdasd$asdasdsd"));
+            Assert.True(encoder.IsValid(encoder.Encode("MyPassword")));
+        }
+
+        [Fact]
+        public void TestIterationCountNonPowerOfTwo()
+        {
+            var encoder = new ScryptEncoder(1000, 8, 1);
+            Assert.Throws<ArgumentException>(() => encoder.Encode("MyPassword"));
+        }
+
+        [Fact]
+        public void TestBackwardCompatibility()
+        {
+            var encoder = new ScryptEncoder();
+
+            var hashedPassword = "$s0$40000801$eM1F+ITBb6SVFQ5QxD2jWXY8s4RGsIU+Yh4JosOewoY=$1h22/MY2cpm9Vz7//NRiXwCjffVXQWOKJ7n27vNVfP4=";
+            Assert.True(encoder.Compare("MyPassword", hashedPassword));
+
+            hashedPassword = "$s1$40000801$5ScyYcGbFmSF5P+A64cThg+c6rFtsfyxDHkWWCt97xI=$U+7EMhBXHjNHudmn/sgvX4VZ6ddoSKLkL0nDOSKYLaQ=";
+            Assert.True(encoder.Compare("MyPassword", hashedPassword));
+        }
     }
 }
\ No newline at end of file