Remove WebSub subscriptions (#11303)

spec/models/subscription_spec.rb

@@ -1,67 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe Subscription, type: :model do
-  let(:alice) { Fabricate(:account, username: 'alice') }
-
-  subject { Fabricate(:subscription, account: alice) }
-
-  describe '#expired?' do
-    it 'return true when expires_at is past' do
-      subject.expires_at = 2.days.ago
-      expect(subject.expired?).to be true
-    end
-
-    it 'return false when expires_at is future' do
-      subject.expires_at = 2.days.from_now
-      expect(subject.expired?).to be false
-    end
-  end
-
-  describe 'lease_seconds' do
-    it 'returns the time remaining until expiration' do
-      datetime = 1.day.from_now
-      subscription = Subscription.new(expires_at: datetime)
-      travel_to(datetime - 12.hours) do
-        expect(subscription.lease_seconds).to eq(12.hours)
-      end
-    end
-  end
-
-  describe 'lease_seconds=' do
-    it 'sets expires_at to min expiration when small value is provided' do
-      subscription = Subscription.new
-      datetime = 1.day.from_now
-      too_low = Subscription::MIN_EXPIRATION - 1000
-      travel_to(datetime) do
-        subscription.lease_seconds = too_low
-      end
-
-      expected = datetime + Subscription::MIN_EXPIRATION.seconds
-      expect(subscription.expires_at).to be_within(1.0).of(expected)
-    end
-
-    it 'sets expires_at to value when valid value is provided' do
-      subscription = Subscription.new
-      datetime = 1.day.from_now
-      valid = Subscription::MIN_EXPIRATION + 1000
-      travel_to(datetime) do
-        subscription.lease_seconds = valid
-      end
-
-      expected = datetime + valid.seconds
-      expect(subscription.expires_at).to be_within(1.0).of(expected)
-    end
-
-    it 'sets expires_at to max expiration when large value is provided' do
-      subscription = Subscription.new
-      datetime = 1.day.from_now
-      too_high = Subscription::MAX_EXPIRATION + 1000
-      travel_to(datetime) do
-        subscription.lease_seconds = too_high
-      end
-
-      expected = datetime + Subscription::MAX_EXPIRATION.seconds
-      expect(subscription.expires_at).to be_within(1.0).of(expected)
-    end
-  end
-end