GH-2101 - (build) add assertion that the version is set correctly

Author: arturcic

build/pack.cake

@@ -21,11 +21,18 @@ Task("Build")
     RunGitVersionOnCI(parameters);
 });
 
+Task("Validate-Version")
+    .IsDependentOn("Build")
+    .Does<BuildParameters>((parameters) =>
+{
+    ValidateVersion(parameters);
+});
+
 #endregion
 
 #region Pack
 Task("Pack-Prepare")
-    .IsDependentOn("Build")
+    .IsDependentOn("Validate-Version")
     .Does<BuildParameters>((parameters) =>
 {
     // publish single file for all native runtimes (self contained)

build/utils/utils.cake

@@ -121,6 +121,24 @@ GitVersion GetVersion(BuildParameters parameters)
     return gitVersion;
 }
 
+void ValidateVersion(BuildParameters parameters)
+{
+    var gitVersionTool = GetFiles($"artifacts/**/bin/{parameters.CoreFxVersion31}/GitVersion.dll").FirstOrDefault();
+    IEnumerable<string> output;
+    var fullFxResult = StartProcess(
+        "dotnet",
+        new ProcessSettings {
+            Arguments = $"\"{gitVersionTool}\" -version",
+            RedirectStandardOutput = true,
+        },
+        out output
+    );
+
+    var outputStr = string.Concat(output);
+
+    Assert.Equal(parameters.Version.SemVersion, outputStr);
+}
+
 void RunGitVersionOnCI(BuildParameters parameters)
 {
     // set the CI build version number with GitVersion