cleaning dependencies before update nuspec

src/ripple.Testing/Integration/update_dependencies_while_creating_local_nugets.cs

@@ -78,6 +78,49 @@ public void verify_the_dependencies()
             verifyVersion(spec, "Something", "1.0.1.244");
         }
 
+
+        [Test]
+        public void verify_the_dependencies_afer_second_update()
+        {
+            RippleOperation
+                .With(theSolution, false)
+                .Execute<CreatePackagesInput, LocalNugetCommand>(input =>
+                {
+                    input.VersionFlag = "1.0.1.245";
+                    input.UpdateDependenciesFlag = true;
+                });
+
+            var specFile = theSolution.Specifications.Single(x => x.Name == "SomeProject");
+            var spec = NugetSpec.ReadFrom(specFile.Filename);
+
+            verifyVersion(spec, "Bottles", "[1.1.0.255, 2.0.0.0)");
+            verifyVersion(spec, "FubuCore", "1.0.1.244");
+            verifyVersion(spec, "FubuLocalization", "[1.8.0.0, 1.9.0.0)");
+            verifyVersion(spec, "Something", "1.0.1.245");
+        }
+
+        [Test]
+        public void verify_the_dependencies_afer_second_update_with_override()
+        {
+            theSolution.RemoveDependency("Bottles");
+            RippleOperation
+                .With(theSolution, false)
+                .Execute<CreatePackagesInput, LocalNugetCommand>(input =>
+                {
+                    input.VersionFlag = "1.0.1.244";
+                    input.UpdateDependenciesFlag = true;
+                    input.OverrideDependenciesFlag = true;
+                });
+
+            var specFile = theSolution.Specifications.Single(x => x.Name == "SomeProject");
+            var spec = NugetSpec.ReadFrom(specFile.Filename);
+
+            Assert.IsNull(spec.FindDependency("Bottles"));
+            Assert.IsNull(spec.FindDependency("FubuCore"));
+            Assert.IsNull(spec.FindDependency("FubuLocalization"));
+            verifyVersion(spec, "Something", "1.0.1.244");
+        }
+
         private void verifyVersion(NugetSpec spec, string name, string version)
         {
             spec.FindDependency(name).VersionSpec.ToString().ShouldEqual(version);

src/ripple/Commands/LocalNugetCommand.cs

@@ -31,6 +31,11 @@ public CreatePackagesInput()
         [FlagAlias("symbols")]
         public bool CreateSymbolsFlag { get; set; }
 
+
+        [Description("Override dependencies in the nuspec files to match only ripple dependecies")]
+        [FlagAlias("override-dependencies")]
+        public bool OverrideDependenciesFlag { get; set; }
+
         public IEnumerable<SpecGroup> SpecsFor(Solution solution)
         {
             if (!UpdateDependenciesFlag)

src/ripple/Local/NuspecDocument.cs

@@ -57,19 +57,27 @@ private IEnumerable<XElement> findNugetElements(string name)
         }
 
         public void AddDependency(NuspecDependency dependency)
-		{
+        {
             var dependencies = _document.XPathSelectElement("//nuspec:dependencies", _xmlNamespaceManager);
+            var element = _document.XPathSelectElement(string.Format("//nuspec:dependencies/nuspec:dependency[@id='{0}']", dependency.Name), _xmlNamespaceManager);
+            if (element == null)
+            {
+                element = new XElement(_xmlns + "dependency");
+                element.SetAttributeValue("id", dependency.Name);
+                dependencies.Add(element);
+            }
 
-            var element = new XElement(_xmlns + "dependency");
-			element.SetAttributeValue("id", dependency.Name);
-
-			if (dependency.VersionSpec != null)
-			{
-				element.SetAttributeValue("version", dependency.VersionSpec.ToString());
-			}
+            if (dependency.VersionSpec != null)
+            {
+                element.SetAttributeValue("version", dependency.VersionSpec.ToString());
+            }
+            else
+            {
+                if (element.Attribute("version") != null)
+                    element.Attribute("version").Remove();
+            }
 
-			dependencies.Add(element);
-		}
+        }
 
 		public void AddPublishedAssembly(string src, string target = "lib")
 		{
@@ -167,5 +175,11 @@ public void SetVersion(string dependency, string version)
 
             element.SetAttributeValue("version", version);
         }
+
+        public void ClearAllDependencies()
+        {
+            var dependencies = _document.XPathSelectElement("//nuspec:dependencies", _xmlNamespaceManager);
+            dependencies.RemoveAll();
+        }
     }
 }

src/ripple/Steps/UpdateNuspecs.cs

@@ -25,6 +25,11 @@ private void updateSpecification(CreatePackagesInput input, SpecGroup group, IEn
             var spec = group.Spec;
             var local = Solution.LocalDependencies();
             var nuspec = new NuspecDocument(spec.Filename);
+
+            if(input.OverrideDependenciesFlag)
+                nuspec.ClearAllDependencies();
+
+            nuspec.ClearAllDependencies();
 
             group
                 .DetermineDependencies()