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 it "should not log the action if quiet is true" do expect { UserDestroyer.new(@admin).destroy(@user, destroy_opts.merge(quiet: true)) }.to_not change { UserHistory.where(action: UserHistory.actions[:delete_user]).count } 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 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 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 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 let(:destroy_opts) { {} } 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) 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) 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 { 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 { 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