1 files changed, 24 insertions, 0 deletions
diff --git a/spec/serializers/diff_file_entity_spec.rb b/spec/serializers/diff_file_entity_spec.rb
new file mode 100644
index 00000000000..45d7c703df3
--- /dev/null
+++ b/spec/serializers/diff_file_entity_spec.rb
@@ -0,0 +1,24 @@
+require 'spec_helper'
+
+describe DiffFileEntity do
+  include RepoHelpers
+
+  let(:project) { create(:project, :repository) }
+  let(:repository) { project.repository }
+  let(:commit) { project.commit(sample_commit.id) }
+  let(:diff_refs) { commit.diff_refs }
+  let(:diff) { commit.raw_diffs.first }
+  let(:diff_file) { Gitlab::Diff::File.new(diff, diff_refs: diff_refs, repository: repository) }
+  let(:entity) { described_class.new(diff_file) }
+
+  subject { entity.as_json }
+
+  it 'exposes correct attributes' do
+    expect(subject).to include(
+      :submodule, :submodule_link, :file_path,
+      :deleted_file, :old_path, :new_path, :mode_changed,
+      :a_mode, :b_mode, :text, :old_path_html,
+      :new_path_html
+    )
+  end
+end