Add tests for sending metadata

plugins/pushes/atlas/push.rb

@@ -58,10 +58,20 @@ module VagrantPlugins
       #
       # @return [Array<String>]
       def metadata
-        hash = {
-          "box"     => env.vagrantfile.config.vm.box,
-          "box_url" => env.vagrantfile.config.vm.box_url,
-        }.reject { |k,v| v.nil? || v.empty? }
+        box     = env.vagrantfile.config.vm.box
+        box_url = env.vagrantfile.config.vm.box_url
+
+        result = {}
+
+        if !box.nil? && !box.empty?
+          result["box"] = box
+        end
+
+        if !box_url.nil? && !box_url.empty?
+          result["box_url"] = Array(box_url).first
+        end
+
+        return result
       end
     end
   end

test/unit/plugins/pushes/atlas/push_test.rb

@@ -8,17 +8,10 @@ describe VagrantPlugins::AtlasPush::Push do
 
   let(:bin) { VagrantPlugins::AtlasPush::Push::UPLOADER_BIN }
 
-  # let(:env) do
-  #   double("env",
-  #     root_path: File.expand_path("..", __FILE__)
-  #   )
-  # end
-
   let(:env) do
-    # We have to create a Vagrantfile so there is a root path
-    env = isolated_environment
-    env.vagrantfile("")
-    env.create_vagrant_env
+    iso_env = isolated_environment
+    iso_env.vagrantfile("")
+    iso_env.create_vagrant_env
   end
 
   let(:config) do
@@ -106,6 +99,29 @@ describe VagrantPlugins::AtlasPush::Push do
       config.token = "atlas_token"
       subject.execute("foo")
     end
+
+    context "when metadata is available" do
+      let(:env) do
+        iso_env = isolated_environment
+        iso_env.vagrantfile <<-EOH
+          Vagrant.configure(2) do |config|
+            config.vm.box = "hashicorp/precise64"
+            config.vm.box_url = "https://atlas.hashicorp.com/hashicorp/precise64"
+          end
+        EOH
+        iso_env.create_vagrant_env
+      end
+
+      it "sends the metadata" do
+        expect(Vagrant::Util::SafeExec).to receive(:exec).
+          with("foo", "-vcs", "-metadata", "box=hashicorp/precise64",
+            "-metadata", "box_url=https://atlas.hashicorp.com/hashicorp/precise64",
+            "-token", "atlas_token", app, env.root_path.to_s)
+
+        config.token = "atlas_token"
+        subject.execute("foo")
+      end
+    end
   end
 
   describe "#uploader_path" do