Tests that boolean configs are merged up properly [GH-651]

test/unit/vagrant/config/ssh_test.rb

@@ -0,0 +1,17 @@
+require File.expand_path("../../../base", __FILE__)
+
+describe Vagrant::Config::SSHConfig do
+  include_context "unit"
+
+  [:forward_agent, :forward_x11].each do |bool_setting|
+    it "merges boolean #{bool_setting} properly" do
+      a = described_class.new
+      a.send("#{bool_setting}=", true)
+
+      b = described_class.new
+
+      c = a.merge(b)
+      c.send(bool_setting).should be
+    end
+  end
+end