1 files changed, 35 insertions, 0 deletions
diff --git a/spec/lib/gitlab/import_export/json/legacy_reader/hash_spec.rb b/spec/lib/gitlab/import_export/json/legacy_reader/hash_spec.rb
new file mode 100644
index 00000000000..8c4dfd2f356
--- /dev/null
+++ b/spec/lib/gitlab/import_export/json/legacy_reader/hash_spec.rb
@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+require_relative 'shared_example.rb'
+
+describe Gitlab::ImportExport::JSON::LegacyReader::Hash do
+  it_behaves_like 'import/export json legacy reader' do
+    let(:path) { 'spec/fixtures/lib/gitlab/import_export/light/project.json' }
+
+    # the hash is modified by the `LegacyReader`
+    # we need to deep-dup it
+    let(:json_data) { JSON.parse(File.read(path)) }
+    let(:data) { JSON.parse(File.read(path)) }
+  end
+
+  describe '#exist?' do
+    let(:legacy_reader) do
+      described_class.new(tree_hash, relation_names: [])
+    end
+
+    subject { legacy_reader.exist? }
+
+    context 'tree_hash is nil' do
+      let(:tree_hash) { nil }
+
+      it { is_expected.to be_falsey }
+    end
+
+    context 'tree_hash presents' do
+      let(:tree_hash) { { "issues": [] } }
+
+      it { is_expected.to be_truthy }
+    end
+  end
+end