From 1b3ff6a92fb9e46bc8396734fdb42462bbe33e7e Mon Sep 17 00:00:00 2001
From: David Yip <yipdw@member.fsf.org>
Date: Sat, 27 Jan 2018 01:31:22 -0600
Subject: [PATCH] Cascade mute/block destruction to notes (#193)

---
 app/models/block.rb       | 2 +-
 app/models/mute.rb        | 2 +-
 spec/models/block_spec.rb | 8 ++++++++
 spec/models/mute_spec.rb  | 9 +++++++++
 4 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/app/models/block.rb b/app/models/block.rb
index da045efa7..3e308a058 100644
--- a/app/models/block.rb
+++ b/app/models/block.rb
@@ -21,7 +21,7 @@ class Block < ApplicationRecord
   after_create  :remove_blocking_cache
   after_destroy :remove_blocking_cache
 
-  has_one :note, class_name: 'Glitch::Note', as: :target
+  has_one :note, class_name: 'Glitch::Note', as: :target, dependent: :destroy
 
   private
 
diff --git a/app/models/mute.rb b/app/models/mute.rb
index 5f4e6ccf2..227a5e3a1 100644
--- a/app/models/mute.rb
+++ b/app/models/mute.rb
@@ -22,7 +22,7 @@ class Mute < ApplicationRecord
   after_create  :remove_blocking_cache
   after_destroy :remove_blocking_cache
 
-  has_one :note, class_name: 'Glitch::Note', as: :target
+  has_one :note, class_name: 'Glitch::Note', as: :target, dependent: :destroy
 
   private
 
diff --git a/spec/models/block_spec.rb b/spec/models/block_spec.rb
index acbdc77f5..43c901f13 100644
--- a/spec/models/block_spec.rb
+++ b/spec/models/block_spec.rb
@@ -44,4 +44,12 @@ RSpec.describe Block, type: :model do
     expect(Rails.cache.exist?("exclude_account_ids_for:#{account.id}")).to eq false
     expect(Rails.cache.exist?("exclude_account_ids_for:#{target_account.id}")).to eq false
   end
+
+  it 'removes associated note after destruction' do
+    block = Fabricate(:block)
+    block.create_note!(note: 'Too many oats')
+    block.destroy!
+
+    expect(Glitch::Note.count).to eq(0)
+  end
 end
diff --git a/spec/models/mute_spec.rb b/spec/models/mute_spec.rb
index 83ba793b2..81c8cb7fc 100644
--- a/spec/models/mute_spec.rb
+++ b/spec/models/mute_spec.rb
@@ -1,5 +1,14 @@
 require 'rails_helper'
 
 RSpec.describe Mute, type: :model do
+  subject { Fabricate(:mute) }
 
+  describe '#destroy' do
+    it 'destroys associated notes' do
+      subject.create_note!(note: 'Too many jorts')
+      subject.destroy!
+
+      expect(Glitch::Note.count).to eq(0)
+    end
+  end
 end