FIX: Use a logging table for daily likes given. Use it for badges.

spec/models/given_daily_like_spec.rb

@@ -0,0 +1,50 @@
+require 'rails_helper'
+
+describe GivenDailyLike do
+
+  it 'no errors without a user' do
+    expect(-> { GivenDailyLike.increment_for(nil) }).not_to raise_error
+    expect(-> { GivenDailyLike.decrement_for(nil) }).not_to raise_error
+  end
+
+  context 'with a user' do
+    let(:user) { Fabricate(:user) }
+
+    def value_for(user_id, date)
+      GivenDailyLike.find_for(user_id, date).pluck(:likes_given)[0] || 0
+    end
+
+    def limit_reached_for(user_id, date)
+      GivenDailyLike.find_for(user_id, date).pluck(:limit_reached)[0] || false
+    end
+
+    it 'can be incremented and decremented' do
+      SiteSetting.max_likes_per_day = 2
+
+      Timecop.freeze(Date.today) do
+        dt = Date.today
+
+        expect(value_for(user.id, dt)).to eq(0)
+        expect(limit_reached_for(user.id, dt)).to eq(false)
+
+        GivenDailyLike.increment_for(user.id)
+        expect(value_for(user.id, dt)).to eq(1)
+        expect(limit_reached_for(user.id, dt)).to eq(false)
+
+        GivenDailyLike.increment_for(user.id)
+        expect(value_for(user.id, dt)).to eq(2)
+        expect(limit_reached_for(user.id, dt)).to eq(true)
+
+        GivenDailyLike.decrement_for(user.id)
+        expect(value_for(user.id, dt)).to eq(1)
+        expect(limit_reached_for(user.id, dt)).to eq(false)
+
+        GivenDailyLike.decrement_for(user.id)
+        expect(value_for(user.id, dt)).to eq(0)
+        expect(limit_reached_for(user.id, dt)).to eq(false)
+      end
+    end
+
+  end
+
+end