Merge pull request #1353 from daviwil/test-prerelease-sorting

WIP: Update NuGet submodule and add test for double-digit prerelease sorting

.gitmodules

@@ -1,3 +1,4 @@
 [submodule "vendor/nuget"]
 	path = vendor/nuget
-	url = https://github.com/paulcbetts/NuGet
+	url = https://github.com/daviwil/NuGet
+	branch = fix-prerelease-comparison

test/ReleaseEntryTests.cs

@@ -263,6 +263,33 @@ namespace Squirrel.Tests.Core
             Assert.Equal(false, releases[4].IsDelta);
         }
 
+        [Fact]
+        public void WhenPreReleasesAreOutOfOrderSortByNumericSuffix()
+        {
+            var path = Path.GetTempFileName();
+            var firstVersion = new SemanticVersion("1.1.9-beta105");
+            var secondVersion = new SemanticVersion("1.2.0-beta9");
+            var thirdVersion = new SemanticVersion("1.2.0-beta10");
+            var fourthVersion = new SemanticVersion("1.2.0-beta100");
+
+            var releaseEntries = new[] {
+                ReleaseEntry.ParseReleaseEntry(MockReleaseEntry("Espera-1.2.0-beta1-full.nupkg")),
+                ReleaseEntry.ParseReleaseEntry(MockReleaseEntry("Espera-1.2.0-beta9-full.nupkg")),
+                ReleaseEntry.ParseReleaseEntry(MockReleaseEntry("Espera-1.2.0-beta100-full.nupkg")),
+                ReleaseEntry.ParseReleaseEntry(MockReleaseEntry("Espera-1.1.9-beta105-full.nupkg")),
+                ReleaseEntry.ParseReleaseEntry(MockReleaseEntry("Espera-1.2.0-beta10-full.nupkg"))
+            };
+
+            ReleaseEntry.WriteReleaseFile(releaseEntries, path);
+
+            var releases = ReleaseEntry.ParseReleaseFile(File.ReadAllText(path)).ToArray();
+
+            Assert.Equal(firstVersion, releases[0].Version);
+            Assert.Equal(secondVersion, releases[2].Version);
+            Assert.Equal(thirdVersion, releases[3].Version);
+            Assert.Equal(fourthVersion, releases[4].Version);
+        }
+
         [Fact]
         public void StagingUsersGetBetaSoftware()
         {