Added test for displaying a chromium chip labware

spec/views/labware/show_chromium_chip_spec.rb

@@ -0,0 +1,84 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe 'labware/show.html.erb' do
+  include AuthenticatedSystem
+  let(:user) { create :user }
+
+  context 'when rendering a Chromium Chip 16-well plate' do
+    # We have a plate with a purpose that has an asset_shape of ChromiumChip
+    # and a size of 16. The plate has 16 wells, each with a sample. It has
+    # transfer requests into the plate in passed state, and a parent plate.
+
+    let(:current_user) { user }
+    let(:purpose_name) { 'chromium-chip-purpose' }
+    let(:purpose) { create :chromium_chip_purpose, name: purpose_name } # AssetShape ChromiumChip, size 16
+    let(:plate) { create :child_plate, well_factory: :passed_well, purpose: purpose, size: 16, sample_count: 16 }
+    let(:doc) { Nokogiri.HTML(rendered) }
+
+    before do
+      assign(:asset, plate)
+      render
+    end
+
+    it 'displays the barcode of the plate' do
+      expect(rendered).to have_css('tr', text: /Human barcode\s*#{plate.human_barcode}/) # Human Barcode
+    end
+
+    it 'displays the purpose of the plate' do
+      expect(rendered).to have_css('tr', text: /Purpose\s*#{purpose_name}/) # Purpose chromium-chip-purpose
+    end
+
+    it 'displays the plate wells' do
+      # The first column of the Samples table (Well)
+      expect(rendered).to have_table('plate-samples-table')
+
+      table = doc.at('table#plate-samples-table')
+      column_texts = table.search('tr').filter_map { |tr| tr.at('td:first-child')&.text }
+
+      expected = %w[A1 B1 A2 B2 A3 B3 A4 B4 A5 B5 A6 B6 A7 B7 A8 B8] # Full Chromium Chip 16-well plate
+      expect(column_texts).to eq(expected)
+    end
+
+    it 'displays the plate samples' do
+      # The second column of the Samples table (Sample Name)
+      expect(rendered).to have_table('plate-samples-table')
+
+      table = doc.at('table#plate-samples-table')
+      column_texts = table.search('tr').filter_map { |tr| tr.at('td:nth-child(2)')&.text }
+
+      expected = plate.wells_in_column_order.map { |w| w.aliquots.first.sample.name } # Samples in wells in column order
+      expect(column_texts).to eq(expected)
+    end
+
+    it 'displays the parent relationship' do
+      # The first row of the Relations table  [Asset, Relationship type]
+      expect(rendered).to have_table('relations-table')
+
+      table = doc.at('table#relations-table')
+
+      asset_text = table.at('tbody tr').at('td')&.text
+      expect(asset_text).to eq("Plate: #{plate.parents.first.name}") # Plate
+
+      relationship_type_text = table.at('tbody tr').at('td:nth-child(2)')&.text
+      expect(relationship_type_text).to eq('Parent') # Relationship
+    end
+
+    it 'displays requests into the plate' do
+      expect(rendered).to have_table('target-requests-table')
+
+      table = doc.at('table#target-requests-table')
+      number_of_rows = table.search('tbody tr').size
+
+      expect(number_of_rows).to eq(plate.requests_as_target.size) # Number of requests
+
+      column_texts = table.at('tbody tr').search('td').map { |td| td.text.strip } # First request
+
+      expect(column_texts[0]).to eq(plate.wells.first.requests_as_target.first.id.to_s) # request id
+      expect(column_texts[1]).to eq(plate.wells.first.requests_as_target.first.request_type.name) # request type
+      expect(column_texts[2]).to eq("Study: #{plate.studies.first.name}") # study
+      expect(column_texts[3]).to eq('PASSED') # request status
+    end
+  end
+end