discourse/spec/services/user_destroyer_spec.rb

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require 'spec_helper'
require_dependency 'user_destroyer'
describe UserDestroyer do
before do
RestClient.stubs(:delete).returns( {success: 'OK'}.to_json )
end
describe 'new' do
it 'raises an error when user is nil' do
expect { UserDestroyer.new(nil) }.to raise_error(Discourse::InvalidParameters)
end
it 'raises an error when user is not a User' do
expect { UserDestroyer.new(5) }.to raise_error(Discourse::InvalidParameters)
end
end
describe 'destroy' do
before do
@admin = Fabricate(:admin)
@user = Fabricate(:user)
end
it 'raises an error when user is nil' do
expect { UserDestroyer.new(@admin).destroy(nil) }.to raise_error(Discourse::InvalidParameters)
end
it 'raises an error when user is not a User' do
expect { UserDestroyer.new(@admin).destroy('nothing') }.to raise_error(Discourse::InvalidParameters)
end
it 'raises an error when regular user tries to delete another user' do
expect { UserDestroyer.new(@user).destroy(Fabricate(:user)) }.to raise_error(Discourse::InvalidAccess)
end
shared_examples "successfully destroy a user" do
it 'should delete the user' do
expect { destroy }.to change { User.count }.by(-1)
end
it 'should return the deleted user record' do
return_value = destroy
return_value.should == @user
return_value.should be_destroyed
end
it 'should log the action' do
StaffActionLogger.any_instance.expects(:log_user_deletion).with(@user, anything).once
destroy
end
end
shared_examples "email block list" do
it "doesn't add email to block list by default" do
ScreenedEmail.expects(:block).never
destroy
end
it "adds email to block list if block_email is true" do
b = Fabricate.build(:screened_email, email: @user.email)
ScreenedEmail.expects(:block).with(@user.email, has_key(:ip_address)).returns(b)
b.expects(:record_match!).once.returns(true)
UserDestroyer.new(@admin).destroy(@user, destroy_opts.merge({block_email: true}))
end
end
context 'user deletes self' do
let(:destroy_opts) { {delete_posts: true} }
subject(:destroy) { UserDestroyer.new(@user).destroy(@user, destroy_opts) }
include_examples "successfully destroy a user"
end
context 'user has posts' do
let!(:topic_starter) { Fabricate(:user) }
let!(:topic) { Fabricate(:topic, user: topic_starter) }
let!(:first_post) { Fabricate(:post, user: topic_starter, topic: topic) }
let!(:post) { Fabricate(:post, user: @user, topic: topic) }
context "delete_posts is false" do
subject(:destroy) { UserDestroyer.new(@admin).destroy(@user) }
before do
@user.stubs(:post_count).returns(1)
@user.stubs(:first_post_created_at).returns(Time.zone.now)
end
it 'should not delete the user' do
expect { destroy rescue nil }.to_not change { User.count }
end
it 'should raise an error' do
expect { destroy }.to raise_error( UserDestroyer::PostsExistError )
end
it 'should not log the action' do
StaffActionLogger.any_instance.expects(:log_user_deletion).never
destroy rescue nil
end
end
context "delete_posts is true" do
let(:destroy_opts) { {delete_posts: true} }
context "staff deletes user" do
subject(:destroy) { UserDestroyer.new(@admin).destroy(@user, destroy_opts) }
include_examples "successfully destroy a user"
include_examples "email block list"
it "deletes the posts" do
destroy
post.reload.deleted_at.should_not be_nil
post.user_id.should be_nil
end
it "does not delete topics started by others in which the user has replies" do
destroy
topic.reload.deleted_at.should be_nil
topic.user_id.should_not be_nil
end
it "deletes topics started by the deleted user" do
spammer_topic = Fabricate(:topic, user: @user)
spammer_post = Fabricate(:post, user: @user, topic: spammer_topic)
destroy
spammer_topic.reload.deleted_at.should_not be_nil
spammer_topic.user_id.should be_nil
end
end
context "users deletes self" do
subject(:destroy) { UserDestroyer.new(@user).destroy(@user, destroy_opts) }
include_examples "successfully destroy a user"
include_examples "email block list"
it "deletes the posts" do
destroy
post.reload.deleted_at.should_not be_nil
post.user_id.should be_nil
end
end
end
end
context 'user has no posts, but user_stats table has post_count > 0' do
before do
# out of sync user_stat data shouldn't break UserDestroyer
@user.user_stat.update_attribute(:post_count, 1)
end
subject(:destroy) { UserDestroyer.new(@user).destroy(@user, {delete_posts: false}) }
include_examples "successfully destroy a user"
end
context 'user has deleted posts' do
let!(:deleted_post) { Fabricate(:post, user: @user, deleted_at: 1.hour.ago) }
it "should mark the user's deleted posts as belonging to a nuked user" do
expect { UserDestroyer.new(@admin).destroy(@user) }.to change { User.count }.by(-1)
deleted_post.reload.user_id.should be_nil
end
end
context 'user has no posts' do
context 'and destroy succeeds' do
let(:destroy_opts) { {} }
subject(:destroy) { UserDestroyer.new(@admin).destroy(@user) }
include_examples "successfully destroy a user"
include_examples "email block list"
end
context 'and destroy fails' do
subject(:destroy) { UserDestroyer.new(@admin).destroy(@user) }
before do
@user.stubs(:destroy).returns(false)
end
it 'should return false' do
destroy.should == false
end
it 'should not log the action' do
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StaffActionLogger.any_instance.expects(:log_user_deletion).never
destroy
end
end
end
context 'user has posts with links' do
context 'external links' do
before do
@post = Fabricate(:post_with_external_links, user: @user)
TopicLink.extract_from(@post)
end
it "doesn't add ScreenedUrl records by default" do
ScreenedUrl.expects(:watch).never
UserDestroyer.new(@admin).destroy(@user, {delete_posts: true})
end
it "adds ScreenedUrl records when :block_urls is true" do
ScreenedUrl.expects(:watch).with(anything, anything, has_key(:ip_address)).at_least_once
UserDestroyer.new(@admin).destroy(@user, {delete_posts: true, block_urls: true})
end
end
context 'internal links' do
before do
@post = Fabricate(:post_with_external_links, user: @user)
TopicLink.extract_from(@post)
TopicLink.any_instance.stubs(:internal).returns(true)
end
it "doesn't add ScreenedUrl records" do
ScreenedUrl.expects(:watch).never
UserDestroyer.new(@admin).destroy(@user, {delete_posts: true, block_urls: true})
end
end
context 'with oneboxed links' do
before do
@post = Fabricate(:post_with_youtube, user: @user)
TopicLink.extract_from(@post)
end
it "doesn't add ScreenedUrl records" do
ScreenedUrl.expects(:watch).never
UserDestroyer.new(@admin).destroy(@user, {delete_posts: true, block_urls: true})
end
end
end
context 'ip address screening' do
it "doesn't create screened_ip_address records by default" do
ScreenedIpAddress.expects(:watch).never
UserDestroyer.new(@admin).destroy(@user)
end
context "block_ip is true" do
it "creates a new screened_ip_address record" do
ScreenedIpAddress.expects(:watch).with(@user.ip_address).returns(stub_everything)
UserDestroyer.new(@admin).destroy(@user, {block_ip: true})
end
it "creates two new screened_ip_address records when registration_ip_address is different than last ip_address" do
@user.registration_ip_address = '12.12.12.12'
ScreenedIpAddress.expects(:watch).with(@user.ip_address).returns(stub_everything)
ScreenedIpAddress.expects(:watch).with(@user.registration_ip_address).returns(stub_everything)
UserDestroyer.new(@admin).destroy(@user, {block_ip: true})
end
end
end
context 'user created a category' do
let!(:category) { Fabricate(:category, user: @user) }
it "assigns the system user to the categories" do
UserDestroyer.new(@admin).destroy(@user, {delete_posts: true})
category.reload.user_id.should == Discourse.system_user.id
category.topic.should be_present
category.topic.user_id.should == Discourse.system_user.id
end
end
context 'user liked things' do
before do
@topic = Fabricate(:topic, user: Fabricate(:user))
@post = Fabricate(:post, user: @topic.user, topic: @topic)
@like = PostAction.act(@user, @post, PostActionType.types[:like])
end
it 'should destroy the like' do
expect {
UserDestroyer.new(@admin).destroy(@user, {delete_posts: true})
}.to change { PostAction.count }.by(-1)
@post.reload.like_count.should == 0
end
end
end
end