1 files changed, 48 insertions, 0 deletions
diff --git a/spec/lib/gitlab/git/lfs_changes_spec.rb b/spec/lib/gitlab/git/lfs_changes_spec.rb
new file mode 100644
index 00000000000..c9007d7d456
--- /dev/null
+++ b/spec/lib/gitlab/git/lfs_changes_spec.rb
@@ -0,0 +1,48 @@
+require 'spec_helper'
+
+describe Gitlab::Git::LfsChanges do
+  let(:project) { create(:project, :repository) }
+  let(:newrev) { '54fcc214b94e78d7a41a9a8fe6d87a5e59500e51' }
+  let(:blob_object_id) { '0c304a93cb8430108629bbbcaa27db3343299bc0' }
+
+  subject { described_class.new(project.repository, newrev) }
+
+  describe 'new_pointers' do
+    before do
+      allow_any_instance_of(Gitlab::Git::RevList).to receive(:new_objects).and_yield([blob_object_id])
+    end
+
+    it 'uses rev-list to find new objects' do
+      rev_list = double
+      allow(Gitlab::Git::RevList).to receive(:new).and_return(rev_list)
+
+      expect(rev_list).to receive(:new_objects).and_return([])
+
+      subject.new_pointers
+    end
+
+    it 'filters new objects to find lfs pointers' do
+      expect(Gitlab::Git::Blob).to receive(:batch_lfs_pointers).with(project.repository, [blob_object_id])
+
+      subject.new_pointers(object_limit: 1)
+    end
+
+    it 'limits new_objects using object_limit' do
+      expect(Gitlab::Git::Blob).to receive(:batch_lfs_pointers).with(project.repository, [])
+
+      subject.new_pointers(object_limit: 0)
+    end
+  end
+
+  describe 'all_pointers' do
+    it 'uses rev-list to find all objects' do
+      rev_list = double
+      allow(Gitlab::Git::RevList).to receive(:new).and_return(rev_list)
+      allow(rev_list).to receive(:all_objects).and_yield([blob_object_id])
+
+      expect(Gitlab::Git::Blob).to receive(:batch_lfs_pointers).with(project.repository, [blob_object_id])
+
+      subject.all_pointers
+    end
+  end
+end