1 files changed, 52 insertions, 0 deletions
diff --git a/spec/lib/gitlab/checks/lfs_check_spec.rb b/spec/lib/gitlab/checks/lfs_check_spec.rb
new file mode 100644
index 00000000000..35f8069c8a4
--- /dev/null
+++ b/spec/lib/gitlab/checks/lfs_check_spec.rb
@@ -0,0 +1,52 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Gitlab::Checks::LfsCheck do
+  include_context 'change access checks context'
+
+  let(:blob_object) { project.repository.blob_at_branch('lfs', 'files/lfs/lfs_object.iso') }
+
+  before do
+    allow_any_instance_of(Gitlab::Git::LfsChanges).to receive(:new_pointers) do
+      [blob_object]
+    end
+  end
+
+  describe '#validate!' do
+    context 'with LFS not enabled' do
+      it 'skips integrity check' do
+        expect_any_instance_of(Gitlab::Git::LfsChanges).not_to receive(:new_pointers)
+
+        subject.validate!
+      end
+    end
+
+    context 'with LFS enabled' do
+      before do
+        allow(project).to receive(:lfs_enabled?).and_return(true)
+      end
+
+      context 'deletion' do
+        let(:changes) { { oldrev: oldrev, ref: ref } }
+
+        it 'skips integrity check' do
+          expect(project.repository).not_to receive(:new_objects)
+
+          subject.validate!
+        end
+      end
+
+      it 'fails if any LFS blobs are missing' do
+        expect { subject.validate! }.to raise_error(Gitlab::GitAccess::UnauthorizedError, /LFS objects are missing/)
+      end
+
+      it 'succeeds if LFS objects have already been uploaded' do
+        lfs_object = create(:lfs_object, oid: blob_object.lfs_oid)
+        create(:lfs_objects_project, project: project, lfs_object: lfs_object)
+
+        expect { subject.validate! }.not_to raise_error
+      end
+    end
+  end
+end