Add tests for copy key and copy to page and question specs

spec/models/form/page_spec.rb

@@ -8,8 +8,8 @@ RSpec.describe Form::Page, type: :model do
   let(:depends_on) { nil }
   let(:enabled) { true }
   let(:depends_on_met) { true }
-  let(:form) { instance_double(Form, depends_on_met:) }
-  let(:subsection) { instance_double(Form::Subsection, depends_on:, enabled?: enabled, form:) }
+  let(:form) { instance_double(Form, depends_on_met:, type: "form-type") }
+  let(:subsection) { instance_double(Form::Subsection, depends_on:, enabled?: enabled, form:, id: "subsection-id") }
   let(:page_id) { "net_income" }
   let(:questions) { [["earnings", { "conditional_for" => { "age1": nil }, "type" => "radio" }], %w[incfreq]] }
   let(:page_definition) do
@@ -24,6 +24,39 @@ RSpec.describe Form::Page, type: :model do
     expect(page.id).to eq(page_id)
   end
 
+  it "sets copy_key in the default style" do
+    expect(page.copy_key).to eq("#{form.type}.#{subsection.id}.#{questions[0].id}")
+  end
+
+  context "when header is not provided" do
+    let(:page_definition) do
+      {
+        "questions" => questions,
+      }
+    end
+
+    context "and translation is present" do
+      before do
+        allow(I18n).to receive(:t).and_return("page header copy")
+        allow(I18n).to receive(:exists?).and_return(true)
+      end
+
+      it "uses header from translations" do
+        expect(page.header).to eq("page header copy")
+      end
+    end
+
+    context "and translation is not present" do
+      before do
+        allow(I18n).to receive(:exists?).and_return(false)
+      end
+
+      it "uses empty header" do
+        expect(page.header).to eq("")
+      end
+    end
+  end
+
   it "has a header" do
     expect(page.header).to eq("Test header")
   end

spec/models/form/question_spec.rb

@@ -14,8 +14,8 @@ RSpec.describe Form::Question, type: :model do
   let(:answer_options) { { "1" => { "value" => "Weekly" }, "2" => { "value" => "Monthly" } } }
   let(:inferred_check_answers_value) { [{ "condition" => { "postcode_known" => 0 }, "value" => "Weekly" }] }
 
-  let(:form) { instance_double(Form, depends_on_met:, conditional_question_conditions:) }
-  let(:subsection) { instance_double(Form::Subsection, form:) }
+  let(:form) { instance_double(Form, depends_on_met:, conditional_question_conditions:, type: "form-type", start_date: Time.utc(2024, 12, 25)) }
+  let(:subsection) { instance_double(Form::Subsection, form:, id: "subsection-id") }
   let(:page) { instance_double(Form::Page, subsection:, routed_to?: true, questions: form_questions) }
   let(:question_id) { "earnings" }
   let(:question_definition) do
@@ -38,6 +38,67 @@ RSpec.describe Form::Question, type: :model do
     expect(question.id).to eq(question_id)
   end
 
+  it "sets copy_key in the default style" do
+    expect(question.copy_key).to eq("#{form.type}.#{subsection.id}.#{question_id}")
+  end
+
+  context "when copy is not provided" do
+    let(:question_definition) do
+      {
+        "type" => type,
+        "min" => 0,
+        "step" => 1,
+        "answer_options" => answer_options,
+        "readonly" => readonly,
+        "result-field" => "tcharge",
+        "fields-to-add" => %w[brent scharge pscharge supcharg],
+        "inferred_check_answers_value" => inferred_check_answers_value,
+        "suffix" => suffix,
+        "prefix" => prefix,
+        "hidden_in_check_answers" => {}
+      }
+    end
+
+    context "and translations are present" do
+      before do
+        allow(I18n).to receive(:t).with("forms.#{form.start_date.year}.#{question.copy_key}.question_text", { default: "" }).and_return("header copy")
+        allow(I18n).to receive(:t).with("forms.#{form.start_date.year}.#{question.copy_key}.check_answer_label", { default: "" }).and_return("check answer label copy")
+        allow(I18n).to receive(:t).with("forms.#{form.start_date.year}.#{question.copy_key}.hint_text", { default: "" }).and_return("hint text copy")
+        allow(I18n).to receive(:exists?).and_return(true)
+      end
+
+      it "uses header from translations" do
+        expect(question.header).to eq("header copy")
+      end
+
+      it "uses check answer label from translations" do
+        expect(question.check_answer_label).to eq("check answer label copy")
+      end
+
+      it "uses hint text from translations" do
+        expect(question.hint_text).to eq("hint text copy")
+      end
+    end
+
+    context "and translations are not present" do
+      before do
+        allow(I18n).to receive(:exists?).and_return(false)
+      end
+
+      it "uses empty header" do
+        expect(question.header).to eq("")
+      end
+
+      it "uses empty check answer label" do
+        expect(question.check_answer_label).to eq("")
+      end
+
+      it "uses empty hint text" do
+        expect(question.hint_text).to eq("")
+      end
+    end
+  end
+
   it "has a header" do
     expect(question.header).to eq("What is the tenant’s /and partner’s combined income after tax?")
   end