Add previous_bedrooms page and question

app/models/form/sales/pages/previous_bedrooms.rb

@@ -0,0 +1,15 @@
+class Form::Sales::Pages::PreviousBedrooms < ::Form::Page
+  def initialize(id, hsh, subsection)
+    super
+    @id = "previous_bedrooms"
+    @header = "About the buyers’ previous property"
+    @description = ""
+    @subsection = subsection
+  end
+
+  def questions
+    @questions ||= [
+      Form::Sales::Questions::PreviousBedrooms.new(nil, nil, self),
+    ]
+  end
+end

app/models/form/sales/questions/previous_bedrooms.rb

@@ -0,0 +1,13 @@
+class Form::Sales::Questions::PreviousBedrooms < ::Form::Question
+  def initialize(id, hsh, page)
+    super
+    @id = "frombeds"
+    @check_answer_label = "Number of bedrooms in previous property"
+    @header = "How many bedrooms did the property have?"
+    @type = "numeric"
+    @page = page
+    @width = 5
+    @min = 0
+    @hint_text = "For bedsits enter 1"
+  end
+end

spec/models/form/sales/pages/previous_bedrooms_spec.rb

@@ -0,0 +1,33 @@
+require "rails_helper"
+
+RSpec.describe Form::Sales::Pages::PreviousBedrooms, type: :model do
+  subject(:page) { described_class.new(page_id, page_definition, subsection) }
+
+  let(:page_id) { nil }
+  let(:page_definition) { nil }
+  let(:subsection) { instance_double(Form::Subsection) }
+
+  it "has correct subsection" do
+    expect(page.subsection).to eq(subsection)
+  end
+
+  it "has correct questions" do
+    expect(page.questions.map(&:id)).to eq(%w[frombeds])
+  end
+
+  it "has the correct id" do
+    expect(page.id).to eq("previous_bedrooms")
+  end
+
+  it "has the correct header" do
+    expect(page.header).to eq("About the buyers’ previous property")
+  end
+
+  it "has the correct description" do
+    expect(page.description).to eq("")
+  end
+
+  it "has correct depends_on" do
+    expect(page.depends_on).to be_nil
+  end
+end

spec/models/form/sales/questions/previous_bedrooms_spec.rb

@@ -0,0 +1,45 @@
+require "rails_helper"
+
+RSpec.describe Form::Sales::Questions::PreviousBedrooms, type: :model do
+  subject(:question) { described_class.new(question_id, question_definition, page) }
+
+  let(:question_id) { nil }
+  let(:question_definition) { nil }
+  let(:page) { instance_double(Form::Page) }
+
+  it "has correct page" do
+    expect(question.page).to eq(page)
+  end
+
+  it "has the correct id" do
+    expect(question.id).to eq("frombeds")
+  end
+
+  it "has the correct header" do
+    expect(question.header).to eq("How many bedrooms did the property have?")
+  end
+
+  it "has the correct check_answer_label" do
+    expect(question.check_answer_label).to eq("Number of bedrooms in previous property")
+  end
+
+  it "has the correct type" do
+    expect(question.type).to eq("numeric")
+  end
+
+  it "is not marked as derived" do
+    expect(question.derived?).to be false
+  end
+
+  it "has the correct hint" do
+    expect(question.hint_text).to eq("For bedsits enter 1")
+  end
+
+  it "has correct width" do
+    expect(question.width).to eq(5)
+  end
+
+  it "has correct min" do
+    expect(question.min).to eq(0)
+  end
+end