rspec tests were added for the process banner

spec/helpers/legislation_helper_spec.rb

@@ -0,0 +1,31 @@
+require 'rails_helper'
+
+describe LegislationHelper do
+  let(:process) { build(:legislation_process) }
+
+  it "is valid" do
+    expect(process).to be_valid
+  end
+
+  describe "banner colors presence" do
+    it "background and font color exist" do
+      @process = build(:legislation_process, background_color: "#944949", font_color: "#ffffff")
+      expect(banner_color?).to eq(true)
+    end
+
+    it "background color exist and font color not exist" do
+      @process = build(:legislation_process, background_color: "#944949", font_color: "")
+      expect(banner_color?).to eq(false)
+    end
+
+    it "background color not exist and font color exist" do
+      @process = build(:legislation_process, background_color: "", font_color: "#944949")
+      expect(banner_color?).to eq(false)
+    end
+
+    it "background and font color not exist" do
+      @process = build(:legislation_process, background_color: "", font_color: "")
+      expect(banner_color?).to eq(false)
+    end
+  end
+end