From 60f3d224c93b79e8205b889e6a4b1861f16dcbe0 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Fri, 10 Jan 2014 18:01:38 -0800
Subject: [PATCH] synced_folders/rsync: can exclude files

---
 plugins/synced_folders/rsync/synced_folder.rb |  3 +-
 .../rsync/synced_folder_test.rb               | 30 +++++++++++++++++++
 2 files changed, 32 insertions(+), 1 deletion(-)

diff --git a/plugins/synced_folders/rsync/synced_folder.rb b/plugins/synced_folders/rsync/synced_folder.rb
index b8eba169a..c75c610d8 100644
--- a/plugins/synced_folders/rsync/synced_folder.rb
+++ b/plugins/synced_folders/rsync/synced_folder.rb
@@ -49,8 +49,9 @@ module VagrantPlugins
 
         # Exclude some files by default, and any that might be configured
         # by the user.
-        # TODO(mitchellh): allow the user to configure it
         excludes = ['.vagrant/']
+        excludes += Array(opts[:exclude]) if opts[:exclude]
+        excludes.uniq!
 
         # Build up the actual command to execute
         command = [
diff --git a/test/unit/plugins/synced_folders/rsync/synced_folder_test.rb b/test/unit/plugins/synced_folders/rsync/synced_folder_test.rb
index 61990b3ae..f544e5b44 100644
--- a/test/unit/plugins/synced_folders/rsync/synced_folder_test.rb
+++ b/test/unit/plugins/synced_folders/rsync/synced_folder_test.rb
@@ -107,5 +107,35 @@ describe VagrantPlugins::SyncedFolderRSync::SyncedFolder do
 
       subject.rsync_single(machine, ssh_info, opts)
     end
+
+    context "excluding files" do
+      it "excludes files if given as a string" do
+        opts[:exclude] = "foo"
+
+        Vagrant::Util::Subprocess.should_receive(:execute).with do |*args|
+          index = args.find_index("foo")
+          expect(index).to be > 0
+          expect(args[index-1]).to eql("--exclude")
+        end
+
+        subject.rsync_single(machine, ssh_info, opts)
+      end
+
+      it "excludes multiple files" do
+        opts[:exclude] = ["foo", "bar"]
+
+        Vagrant::Util::Subprocess.should_receive(:execute).with do |*args|
+          index = args.find_index("foo")
+          expect(index).to be > 0
+          expect(args[index-1]).to eql("--exclude")
+
+          index = args.find_index("bar")
+          expect(index).to be > 0
+          expect(args[index-1]).to eql("--exclude")
+        end
+
+        subject.rsync_single(machine, ssh_info, opts)
+      end
+    end
   end
 end