Don't check development dependencies when unlocking locked gems in a …

…path source

lib/bundler/definition.rb

@@ -367,8 +367,10 @@ def converge_locked_specs
           # If the spec is no longer in the path source, unlock it. This
           # commonly happens if the version changed in the gemspec
           next unless other
+
+          deps2 = other.dependencies.select { |d| d.type != :development }
           # If the dependencies of the path source have changed, unlock it
-          next unless s.dependencies.sort == other.dependencies.sort
+          next unless s.dependencies.sort == deps2.sort
         end
 
         converged << s

spec/install/path_spec.rb

@@ -161,6 +161,27 @@
     should_be_installed "rack 1.0"
   end
 
+  it "doesn't automatically unlock dependencies when using the gemspec syntax and the gem has development dependencies" do
+    build_lib "foo", "1.0", :path => lib_path("foo") do |s|
+      s.add_dependency "rack", ">= 1.0"
+      s.add_development_dependency "activesupport"
+    end
+
+    Dir.chdir lib_path("foo")
+
+    install_gemfile lib_path("foo/Gemfile"), <<-G
+      source "file://#{gem_repo1}"
+      gemspec
+    G
+
+    build_gem "rack", "1.0.1", :to_system => true
+
+    bundle "install"
+
+    should_be_installed "foo 1.0"
+    should_be_installed "rack 1.0"
+  end
+
   it "raises if there are multiple gemspecs" do
     build_lib "foo", "1.0", :path => lib_path("foo") do |s|
       s.write "bar.gemspec"