discourse/spec/services/user_destroyer_spec.rb

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require 'rails_helper'
require_dependency 'user_destroyer'
describe UserDestroyer do
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
expect(return_value).to eq(@user)
expect(return_value).to 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 emails to block list if block_email is true" do
expect {
UserDestroyer.new(@admin).destroy(@user, destroy_opts.merge(block_email: true))
}.to change { ScreenedEmail.count }.by(2)
end
end
context 'user deletes self' do
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let(:destroy_opts) { { delete_posts: true } }
subject(:destroy) { UserDestroyer.new(@user).destroy(@user, destroy_opts) }
include_examples "successfully destroy a user"
end
context "with a queued post" do
let(:user) { Fabricate(:user) }
let(:admin) { Fabricate(:admin) }
let!(:qp) { Fabricate(:queued_post, user: user) }
it "removes the queued post" do
UserDestroyer.new(admin).destroy(user)
expect(QueuedPost.where(user_id: user.id).count).to eq(0)
end
end
context "with a directory item record" do
let(:user) { Fabricate(:user) }
let(:admin) { Fabricate(:admin) }
it "removes the directory item" do
DirectoryItem.create!(
user: user,
period_type: 1,
likes_received: 0,
likes_given: 0,
topics_entered: 0,
topic_count: 0,
post_count: 0
)
UserDestroyer.new(admin).destroy(user)
expect(DirectoryItem.where(user_id: user.id).count).to eq(0)
end
end
context "with a draft" do
let(:user) { Fabricate(:user) }
let(:admin) { Fabricate(:admin) }
let!(:draft) { Draft.set(user, 'test', 1, 'test') }
it "removed the draft" do
UserDestroyer.new(admin).destroy(user)
expect(Draft.where(user_id: user.id).count).to eq(0)
end
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
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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
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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
expect(post.reload.deleted_at).not_to eq(nil)
expect(post.user_id).to eq(nil)
end
it "does not delete topics started by others in which the user has replies" do
destroy
expect(topic.reload.deleted_at).to eq(nil)
expect(topic.user_id).not_to eq(nil)
end
it "deletes topics started by the deleted user" do
spammer_topic = Fabricate(:topic, user: @user)
Fabricate(:post, user: @user, topic: spammer_topic)
destroy
expect(spammer_topic.reload.deleted_at).not_to eq(nil)
expect(spammer_topic.user_id).to eq(nil)
end
context "delete_as_spammer is true" do
before { destroy_opts[:delete_as_spammer] = true }
it "agrees with flags on user's posts" do
spammer_post = Fabricate(:post, user: @user)
flag = PostAction.act(@admin, spammer_post, PostActionType.types[:inappropriate])
expect(flag.agreed_at).to eq(nil)
destroy
flag.reload
expect(flag.agreed_at).not_to eq(nil)
end
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
expect(post.reload.deleted_at).not_to eq(nil)
expect(post.user_id).to eq(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
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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)
expect(deleted_post.reload.user_id).to eq(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) }
it 'should not log the action' do
@user.stubs(:destroy).returns(false)
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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
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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
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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)
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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)
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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
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UserDestroyer.new(@admin).destroy(@user, delete_posts: true)
expect(category.reload.user_id).to eq(Discourse.system_user.id)
expect(category.topic).to be_present
expect(category.topic.user_id).to eq(Discourse.system_user.id)
end
end
context 'user got an email' do
let(:user) { Fabricate(:user) }
let!(:email_log) { Fabricate(:email_log, user: user) }
it "deletes the email log" do
expect {
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UserDestroyer.new(@admin).destroy(user, delete_posts: true)
}.to change { EmailLog.count }.by(-1)
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 {
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UserDestroyer.new(@admin).destroy(@user, delete_posts: true)
}.to change { PostAction.count }.by(-1)
expect(@post.reload.like_count).to eq(0)
end
end
end
end