Fix cred scan (Azure-App-Service#179)

Kudu.Tests/Services/Models/EncryptedHostAssignmentContextTests.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Buffers.Text;
+using System.Collections.Generic;
+using System.Text;
+using Kudu.Services.Models;
+using Xunit;
+
+namespace Kudu.Tests.Services.Models
+{
+    public class EncryptedHostAssignmentContextTests
+    {
+        private const string _lastModifiedTime = "2019-01-15T15:53:00";
+        private HostAssignmentContext _context = new HostAssignmentContext() {
+            SiteId = 10,
+            SiteName = "sitename",
+            LastModifiedTime = DateTime.Parse(_lastModifiedTime),
+            Environment = new Dictionary<string, string>()
+            {
+                {"APPSETTING_AzureWebJobsStorage", "<StorageString>"},
+                {"APPSETTING_SCM_RUN_FROM_PACKAGE", "1"},
+                {"APPSETTING_SCM_DO_BUILD_DURING_DEPLOYMENT", "true"},
+                {"APPSETTING_SCM_NO_REPOSITORY", "1"},
+                {"ENABLE_ORYX_BUILD", "true"},
+                {"FRAMEWORK", "PYTHON"},
+                {"FRAMEWORK_VERSION", "3.6"}
+            }
+        };
+
+        [Fact]
+        public void EncryptedContextShouldExistAfterCreate()
+        {
+            var result = EncryptedHostAssignmentContext.Create(_context, GetMockedEncryptionKey());
+            Assert.NotEmpty(result.EncryptedContext);
+        }
+
+        [Fact]
+        public void DecryptedContextShouldMatchByEqual()
+        {
+            var encrypted = EncryptedHostAssignmentContext.Create(_context, GetMockedEncryptionKey());
+            var decrypted = encrypted.Decrypt(GetMockedEncryptionKey());
+            Assert.True(_context.Equals(decrypted));
+        }
+
+        [Fact]
+        public void DecryptedContextShouldMatchEnvironments()
+        {
+            var encrypted = EncryptedHostAssignmentContext.Create(_context, GetMockedEncryptionKey());
+            var decrypted = encrypted.Decrypt(GetMockedEncryptionKey());
+            Assert.Equal(_context.Environment, decrypted.Environment);
+        }
+
+        private string GetMockedEncryptionKey()
+        {
+            var bytes = Encoding.ASCII.GetBytes("0123456789ABCDEF0123456789ABCDEF");
+            return Convert.ToBase64String(bytes);
+        }
+    }
+}