日報の学習日入力部分に範囲バリデーションを追加した

app/models/report.rb

@@ -32,7 +32,7 @@ class Report < ApplicationRecord
   validates :user, presence: true
   validates :reported_on, presence: true, uniqueness: { scope: :user }
   validates :emotion, presence: true
-  validate :reported_on_or_before_today
+  validate :limit_date_within_range
 
   after_create ReportCallbacks.new
   after_destroy ReportCallbacks.new
@@ -114,10 +114,6 @@ def total_learning_time
     (learning_times.sum(&:diff) / 60).to_i
   end
 
-  def reported_on_or_before_today
-    errors.add(:reported_on, 'は今日以前の日付にしてください') if reported_on > Date.current
-  end
-
   def latest_of_user?
     self == Report.not_wip
                   .where(user:, wip: false)
@@ -134,4 +130,13 @@ def not_wip_previous_of_user
           .order(reported_on: :desc)
           .second
   end
+
+  private
+
+  def limit_date_within_range
+    min_date = Date.new(2013, 1, 1)
+    return if min_date <= reported_on && reported_on <= Date.current
+
+    errors.add(:reported_on, "は#{I18n.l min_date, format: :default}から今日以前の間の日付にしてください")
+  end
 end

app/views/reports/_form.html.slim

@@ -20,7 +20,7 @@
 
       .form-item
         = f.label :reported_on, class: 'a-form-label'
-        = f.date_field :reported_on, class: 'a-text-input'
+        = f.date_field :reported_on, min: '2013-01-01', class: 'a-text-input'
       .form-item.is-sm
         = f.label :emotion, class: 'a-form-label'
         ul.block-checks.is-3-items.is-inline

test/system/reports_test.rb

@@ -467,7 +467,20 @@ def wait_for_watch_change
       fill_in('report[reported_on]', with: Date.current.next_day)
     end
     click_button '提出'
-    assert_text '学習日は今日以前の日付にしてください'
+    assert_text '学習日は2013年01月01日から今日以前の間の日付にしてください'
+  end
+
+  test 'cannot post a new report with min date' do
+    visit_with_auth '/reports/new', 'komagata'
+    within('form[name=report]') do
+      fill_in('report[title]', with: '学習日が2013年1月1日より前では日報を作成できない')
+      fill_in('report[description]', with: 'エラーになる')
+      fill_in('report[reported_on]', with: Date.new(2012, 12, 31))
+    end
+    click_button '提出'
+    html_validataion_message = page.find('#report_reported_on').native.attribute('validationMessage')
+    assert_not_nil html_validataion_message
+    assert_not_empty html_validataion_message
   end
 
   test 'display recently reports' do