FEATURE: export user list

spec/controllers/admin/export_csv_controller_spec.rb

@@ -0,0 +1,35 @@
+require "spec_helper"
+
+describe Admin::ExportCsvController do
+
+  it "is a subclass of AdminController" do
+    (Admin::ExportCsvController < Admin::AdminController).should be_true
+  end
+
+  let(:export_filename) { "export_b6a2bc87.csv" }
+
+  context "while logged in as an admin" do
+
+    before { @admin = log_in(:admin) }
+
+    describe ".download" do
+
+      it "uses send_file to transmit the export file" do
+        controller.stubs(:render)
+        export = ExportCsv.new()
+        ExportCsv.expects(:get_download_path).with(export_filename).returns(export)
+        subject.expects(:send_file).with(export)
+        get :download, id: export_filename
+      end
+
+      it "returns 404 when the export file does not exist" do
+        ExportCsv.expects(:get_download_path).returns(nil)
+        get :download, id: export_filename
+        response.should be_not_found
+      end
+
+    end
+
+  end
+
+end