2 files changed, 56 insertions, 0 deletions

diff --git a/test/controllers/revisions_controller_test.rb b/test/controllers/revisions_controller_test.rb
index bf92c5b..53927b4 100644
--- a/test/controllers/revisions_controller_test.rb
+++ b/test/controllers/revisions_controller_test.rb
@@ -148,4 +148,17 @@ class RevisionsControllerTest < ActionController::TestCase
     assert_response :success
     assert_select "a", "Side by side"
   end
+
+  test "diffing two revisions also shows tag, template, and asset changes" do
+    login_as :quentin
+    @node.find_or_create_draft(@user)
+    @node.draft.tag_list = "update"
+    @node.draft.save!
+
+    post(:diff, params: { :node_id => @node.id, :start_revision => @node.pages.first.revision, :end_revision => @node.pages.last.revision })
+    assert_response :success
+    assert_select "h3", "Tags"
+    assert_select "h3", "Template"
+    assert_select "h3", "Assets"
+  end
 end
diff --git a/test/models/page_test.rb b/test/models/page_test.rb
index 3868a53..bcddc89 100644
--- a/test/models/page_test.rb
+++ b/test/models/page_test.rb
@@ -228,4 +228,47 @@ class PageTest < ActiveSupport::TestCase
     assert_equal 2, fragment.css('ins.diff_structural').length
     assert_match "der Zugang erfolgt über den Hinterhof.", fragment.text
   end
+
+  test "diff_against reports tag and template changes" do
+    n = Node.root.children.create! :slug => "field_diff_test"
+    d = n.find_or_create_draft @user1
+    d.tag_list = "update"
+    d.template_name = "standard_template"
+    d.save!
+    n.publish_draft!
+
+    d2 = n.find_or_create_draft @user1
+    d2.tag_list = "update, pressemitteilung"
+    d2.template_name = "title_only"
+    d2.save!
+
+    diff = d2.diff_against(n.head)
+
+    assert_equal ["pressemitteilung"], diff[:tags][:added]
+    assert_equal [], diff[:tags][:removed]
+    assert diff[:template_name][:changed]
+    assert_equal "standard_template", diff[:template_name][:from]
+    assert_equal "title_only", diff[:template_name][:to]
+  end
+
+  test "diff_against reports added and removed assets by filename" do
+    n = Node.root.children.create! :slug => "asset_diff_test"
+    d = n.find_or_create_draft @user1
+    d.save!
+    n.publish_draft!
+
+    kept_asset    = Asset.create!(:upload_file_name => "kept.png", :upload_content_type => "image/png", :upload_file_size => 1)
+    removed_asset = Asset.create!(:upload_file_name => "removed.pdf", :upload_content_type => "application/pdf", :upload_file_size => 1)
+    n.head.update_assets([kept_asset.id, removed_asset.id])
+
+    d2 = n.find_or_create_draft @user1
+    added_asset = Asset.create!(:upload_file_name => "added.png", :upload_content_type => "image/png", :upload_file_size => 1)
+    d2.update_assets([kept_asset.id, added_asset.id])
+    d2.save!
+
+    diff = d2.diff_against(n.head)
+
+    assert_equal [added_asset], diff[:assets][:added]
+    assert_equal [removed_asset], diff[:assets][:removed]
+  end
 end