Add ProjectsOverviewService#project_cards unit tests

spec/services/projects_overview_service_spec.rb

@@ -0,0 +1,168 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe ProjectsOverviewService do
+  PROJECTS_CNT = 26
+  time = Time.new(2015, 8, 1, 14, 35, 0)
+  let!(:user) { create :user }
+  let!(:team) { create :team }
+  let!(:projects_overview) do
+    ProjectsOverviewService.new(team, user)
+  end
+
+  let!(:project_1) do
+    create :project, name: 'test project D', visibility: 1, team: team,
+                     archived: false, created_at: time.advance(hours: 2)
+  end
+  let!(:project_2) do
+    create :project, name: 'test project B', visibility: 1, team: team,
+                     archived: true, created_at: time
+  end
+  let!(:project_3) do
+    create :project, name: 'test project C', visibility: 1, team: team,
+                     archived: false, created_at: time.advance(hours: 3)
+  end
+  let!(:project_4) do
+    create :project, name: 'test project A', visibility: 1, team: team,
+                     archived: true, created_at: time.advance(hours: 1)
+  end
+  let!(:project_5) do
+    create :project, name: 'test project E', visibility: 1, team: team,
+                     archived: true, created_at: time.advance(hours: 5)
+  end
+  let!(:project_6) do
+    create :project, name: 'test project F', visibility: 1, team: team,
+                     archived: false, created_at: time.advance(hours: 4)
+  end
+  (7..PROJECTS_CNT).each do |i|
+    let!("project_#{i}") do
+      create :project, name: "extra test project #{(64 + i).chr}",
+                       visibility: 1,
+                       team: team, archived: i % 2,
+                       created_at: time.advance(hours: 6, minutes: i)
+    end
+  end
+
+  describe '#project_cards' do
+    context 'with no parameters' do
+      let(:params) do # klicaji?
+        {} # don't use block if not needed
+      end
+
+      it 'returns all projects' do
+        projects = projects_overview.project_cards(params)
+        expect(projects).to include(project_1, project_2, project_3, project_4)
+        expect(projects.length).to eq PROJECTS_CNT
+      end
+    end
+
+    context "with 'active' parameter" do
+      let(:params) { { filter: 'active' } }
+
+      it 'returns all active projects' do
+        projects = projects_overview.project_cards(params)
+        expect(projects).to include(project_1, project_3, project_6)
+        expect(projects.length).to eq PROJECTS_CNT / 2
+      end
+
+      context "with 'old' parameter" do
+        let(:params) { super().merge(sort: 'old') }
+
+        it 'returns all active projects in ascending creation order' do
+          projects = projects_overview.project_cards(params)
+          expect(projects.first(3)).to eq [project_1, project_3, project_6]
+          expect(projects.length).to eq PROJECTS_CNT / 2
+        end
+      end
+
+      context "with 'new' parameter" do
+        let(:params) { super().merge(sort: 'new') }
+
+        it 'returns all active projects in descending creation order' do
+          projects = projects_overview.project_cards(params)
+          expect(projects.length).to eq PROJECTS_CNT / 2
+          some_projects = projects.select { |p| p.name.start_with? 'test' }
+          expect(some_projects.first(3)).to eq [project_6, project_3, project_1]
+        end
+      end
+
+      context "with 'atoz' parameter" do
+        let(:params) { super().merge(sort: 'atoz') }
+
+        it 'returns all active projects in ascending name order' do
+          projects = projects_overview.project_cards(params)
+          expect(projects.length).to eq PROJECTS_CNT / 2
+          some_projects = projects.select { |p| p.name.start_with? 'test' }
+          expect(some_projects.first(3)).to eq [project_3, project_1, project_6]
+        end
+      end
+
+      context "with 'ztoa' parameter" do
+        let(:params) { super().merge(sort: 'ztoa') }
+
+        it 'returns all active projects in descending name order' do
+          projects = projects_overview.project_cards(params)
+          expect(projects.length).to eq PROJECTS_CNT / 2
+          some_projects = projects.select { |p| p.name.start_with? 'test' }
+          expect(some_projects.first(3)).to eq [project_6, project_1, project_3]
+        end
+      end
+    end
+
+    context "with 'archived' parameter" do
+      let(:params) { { filter: 'archived' } }
+
+      it 'returns all archived projects' do
+        projects = projects_overview.project_cards(params)
+        expect(projects.length).to eq PROJECTS_CNT / 2
+        some_projects = projects.select { |p| p.name.start_with? 'test' }
+        expect(some_projects).to include(project_2, project_4, project_5)
+      end
+
+      context "with 'old' parameter" do
+        let(:params) { super().merge(sort: 'old') }
+
+        it 'returns all archived projects in ascending creation order' do
+          projects = projects_overview.project_cards(params)
+          expect(projects.length).to eq PROJECTS_CNT / 2
+          some_projects = projects.select { |p| p.name.start_with? 'test' }
+          expect(some_projects.first(3)).to eq [project_2, project_4, project_5]
+        end
+      end
+
+      context "with 'new' parameter" do
+        let(:params) { super().merge(sort: 'new') }
+
+        it 'returns all archived projects in descending creation order' do
+          projects = projects_overview.project_cards(params)
+          expect(projects.length).to eq PROJECTS_CNT / 2
+          some_projects = projects.select { |p| p.name.start_with? 'test' }
+          expect(some_projects.first(3)).to eq [project_5, project_4, project_2]
+        end
+      end
+
+      context "with 'atoz' parameter" do
+        let(:params) { super().merge(sort: 'atoz') }
+
+        it 'returns all archived projects in ascending name order' do
+          projects = projects_overview.project_cards(params)
+          expect(projects.length).to eq PROJECTS_CNT / 2
+          some_projects = projects.select { |p| p.name.start_with? 'test' }
+          expect(some_projects.first(3)).to eq [project_4, project_2, project_5]
+        end
+      end
+
+      context "with 'ztoa' parameter" do
+        let(:params) { super().merge(sort: 'ztoa') }
+
+        it 'returns all archived projects in descending name order' do
+          projects = projects_overview.project_cards(params)
+          expect(projects.length).to eq PROJECTS_CNT / 2
+          some_projects = projects.select { |p| p.name.start_with? 'test' }
+          expect(some_projects.first(3)).to eq [project_5, project_2, project_4]
+        end
+      end
+    end
+  end
+end