Ensure leading and trailing whitespace are removed from inputted Ghana license number

Author: Hassanmir92

app/forms/teacher_interface/ghana_registration_number_form.rb

@@ -47,7 +47,7 @@ def registration_number
         license_number_part_one,
         license_number_part_two,
         license_number_part_three,
-      ]
+      ].map(&:strip)
 
       return nil if registration_number_parts.compact_blank.empty?
 

spec/forms/teacher_interface/ghana_registration_number_form_spec.rb

@@ -41,6 +41,14 @@
       it { is_expected.to be_invalid }
     end
 
+    context "with license number parts having spaces in the end" do
+      let(:license_number_part_one) { " PT " }
+      let(:license_number_part_two) { "123456 " }
+      let(:license_number_part_three) { " 1234" }
+
+      it { is_expected.to be_valid }
+    end
+
     context "with valid parts" do
       let(:license_number_part_one) { "PT" }
       let(:license_number_part_two) { "123456" }
@@ -65,6 +73,20 @@
       end
     end
 
+    context "with license number parts having spaces in the end" do
+      subject(:save) { form.save(validate: true) }
+
+      let(:license_number_part_one) { " PT " }
+      let(:license_number_part_two) { "123456 " }
+      let(:license_number_part_three) { " 1234" }
+
+      it "sets the registration number to the string without spaces" do
+        expect { save }.to change(application_form, :registration_number).to(
+          "PT/123456/1234",
+        )
+      end
+    end
+
     context "with invalid parts" do
       subject(:save) { form.save(validate: false) }