Add view spec for queries RABL templates (API v3)

Signed-off-by: Alex Coles <alex@alexbcoles.com>

spec/views/api/v3/queries/available_columns_api_json_spec.rb

@@ -0,0 +1,89 @@
+#-- copyright
+# OpenProject is a project management system.
+# Copyright (C) 2012-2014 the OpenProject Foundation (OPF)
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License version 3.
+#
+# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
+# Copyright (C) 2006-2013 Jean-Philippe Lang
+# Copyright (C) 2010-2013 the ChiliProject Team
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+#
+# See doc/COPYRIGHT.rdoc for more details.
+#++
+
+require File.expand_path('../../../../../spec_helper', __FILE__)
+
+describe 'api/v3/queries/available_columns.api.rabl' do
+  before do
+    params[:format] = 'json'
+
+    assign(:available_columns, available_columns)
+    render
+  end
+
+  subject { response.body }
+
+  describe 'with no available columns' do
+    let(:available_columns) { [] }
+
+    it { should have_json_path('available_columns') }
+    it { should have_json_size(0).at_path('available_columns') }
+  end
+
+  describe 'with 2 available columns' do
+    let(:available_columns) {
+      [
+        {
+          name:     "project",
+          title:    "Project",
+          sortable: "projects.name",
+          groupable:"project",
+          custom_field: false,
+          meta_data: {
+            data_type: "object",
+            link: {
+              display:    true,
+              model_type: "project"
+            }
+          }
+        }, {
+          name:     "status",
+          title:    "Status",
+          sortable: "statuses.name",
+          groupable:"status",
+          custom_field: false,
+          meta_data: {
+            data_type: "object",
+            link: {
+              display:    false,
+              model_type: "project"
+            }
+          }
+        }
+      ]
+    }
+
+    it { should have_json_path('available_columns') }
+    it { should have_json_size(2).at_path('available_columns') }
+
+    it { should have_json_type(FalseClass).at_path('available_columns/1/custom_field') }
+    it { should have_json_type(Object).at_path('available_columns/1/meta_data') }
+    it { should have_json_type(String).at_path('available_columns/1/meta_data/link/model_type') }
+  end
+
+end