REFACTOR: admin color schemes controller specs to requests (#5964)

spec/requests/admin/color_schemes_controller_spec.rb

@@ -0,0 +1,93 @@
+require 'rails_helper'
+
+describe Admin::ColorSchemesController do
+  it "is a subclass of AdminController" do
+    expect(described_class < Admin::AdminController).to eq(true)
+  end
+
+  context "while logged in as an admin" do
+    let(:admin) { Fabricate(:admin) }
+    let(:valid_params) { { color_scheme: {
+        name: 'Such Design',
+        colors: [
+          { name: 'primary', hex: 'FFBB00' },
+          { name: 'secondary', hex: '888888' }
+        ]
+      }
+    } }
+
+    before do
+      sign_in(admin)
+    end
+
+    describe "#index" do
+      it "returns JSON" do
+        scheme_name = Fabricate(:color_scheme).name
+        get "/admin/color_schemes.json"
+
+        expect(response.status).to eq(200)
+        schemes = JSON.parse(response.body).map { |scheme| scheme["name"] }
+        expect(schemes).to include(scheme_name)
+      end
+    end
+
+    describe "#create" do
+      it "returns JSON" do
+        post "/admin/color_schemes.json", params: valid_params
+
+        expect(response.status).to eq(200)
+        expect(::JSON.parse(response.body)['id']).to be_present
+      end
+
+      it "returns failure with invalid params" do
+        params = valid_params
+        params[:color_scheme][:colors][0][:hex] = 'cool color please'
+
+        post "/admin/color_schemes.json", params: valid_params
+
+        expect(response.status).to eq(422)
+        expect(::JSON.parse(response.body)['errors']).to be_present
+      end
+    end
+
+    describe "#update" do
+      let(:existing) { Fabricate(:color_scheme) }
+
+      it "returns success" do
+        put "/admin/color_schemes/#{existing.id}.json", params: valid_params
+        expect(response.status).to eq(200)
+
+        existing.reload
+        new_colors = valid_params[:color_scheme][:colors]
+        updated_colors = existing.colors.map { |color| { name: color.name, hex: color.hex } }
+
+        expect(new_colors & updated_colors).to eq(new_colors)
+        expect(existing.name).to eq(valid_params[:color_scheme][:name])
+      end
+
+      it "returns failure with invalid params" do
+        color_scheme = Fabricate(:color_scheme)
+        params = valid_params
+
+        params[:color_scheme][:colors][0][:name] = color_scheme.colors.first.name
+        params[:color_scheme][:colors][0][:hex] = 'cool color please'
+
+        put "/admin/color_schemes/#{color_scheme.id}.json", params: params
+
+        expect(response.status).to eq(422)
+        expect(::JSON.parse(response.body)['errors']).to be_present
+      end
+    end
+
+    describe "#destroy" do
+      let!(:existing) { Fabricate(:color_scheme) }
+
+      it "returns success" do
+        expect {
+          delete "/admin/color_schemes/#{existing.id}.json"
+        }.to change { ColorScheme.count }.by(-1)
+        expect(response.status).to eq(200)
+      end
+    end
+  end
+end