adds specs for duplicate class

spec/services/repository_actions/duplicate_spec.rb

@@ -0,0 +1,83 @@
+require 'rails_helper'
+
+describe RepositoryActions::Duplicate do
+  let!(:user) { create :user }
+  let!(:repository) { create :repository }
+  let!(:list_column) do
+    create(:repository_column, name: 'list',
+                               repository: repository,
+                               created_by: user,
+                               data_type: 'RepositoryListValue')
+  end
+  let!(:text_column) do
+    create(:repository_column, name: 'text',
+                               repository: repository,
+                               created_by: user,
+                               data_type: 'RepositoryTextValue')
+  end
+
+  describe '#call' do
+    before do
+      @rows_ids = []
+
+      3.times do |index|
+        row = create :repository_row, name: "row (#{index})",
+                                      repository: repository
+        create :repository_text_value, data: "text (#{index})",
+                                       repository_cell_attributes: {
+                                         repository_row: row,
+                                         repository_column: text_column
+                                       }
+        create :repository_list_value,
+               repository_list_item: create(:repository_list_item,
+                                            repository: repository,
+                                            repository_column: list_column,
+                                            data: "list item (#{index})"),
+               repository_cell_attributes: {
+                 repository_row: row,
+                 repository_column: list_column
+               }
+        @rows_ids << row.id.to_s
+      end
+    end
+
+    it 'generates a copy of selected items' do
+      expect(repository.repository_rows.reload.size).to eq 3
+      described_class.new(user, repository, @rows_ids).call
+      expect(repository.repository_rows.reload.size).to eq 6
+    end
+
+    it 'generates an exact copy of the row with custom column values' do
+      described_class.new(user, repository, [@rows_ids.first]).call
+      duplicated_row = repository.repository_rows.reload.last
+      expect(duplicated_row.name).to eq 'row (0) (1)'
+      duplicated_row.repository_cells.each do |cell|
+        if cell.value_type == 'RepositoryListValue'
+          expect(cell.value.data).to eq 'list item (0)'
+        else
+          expect(cell.value.data).to eq 'text (0)'
+        end
+      end
+    end
+
+    it 'prevents to copy items that do not already belong to repository' do
+      new_repository = create :repository, name: 'new repo'
+      new_row = create :repository_row, name: 'other row',
+                                        repository: new_repository
+      described_class.new(user, repository, [new_row.id]).call
+      expect(repository.repository_rows.reload.size).to eq 3
+    end
+
+    it 'returns the number of copied items' do
+      service_obj = described_class.new(user, repository, @rows_ids)
+      service_obj.call
+      expect(service_obj.number_of_duplicated_items).to eq 3
+    end
+
+    it 'returns the number of copied items' do
+      service_obj = described_class.new(user, repository, [])
+      service_obj.call
+      expect(service_obj.number_of_duplicated_items).to eq 0
+    end
+  end
+end