discourse/spec/services/user_destroyer_spec.rb

500 lines
17 KiB
Ruby

# frozen_string_literal: true
RSpec.describe UserDestroyer do
fab!(:user) { Fabricate(:user_with_secondary_email) }
fab!(:admin) { Fabricate(:admin, refresh_auto_groups: true) }
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
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
it "triggers a extensibility event" do
event = DiscourseEvent.track_events { destroy }.last
expect(event[:event_name]).to eq(:user_destroyed)
expect(event[:params].first).to eq(user)
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 "when user deletes self" do
subject(:destroy) { UserDestroyer.new(user).destroy(user, destroy_opts) }
let(:destroy_opts) { { delete_posts: true, context: "/u/username/preferences/account" } }
include_examples "successfully destroy a user"
it "should log proper context" do
destroy
expect(UserHistory.where(action: UserHistory.actions[:delete_user]).last.context).to eq(
I18n.t("staff_action_logs.user_delete_self", url: "/u/username/preferences/account"),
)
end
end
context "when context is missing" do
it "logs warning message if context is missing" do
logger = track_log_messages { UserDestroyer.new(admin).destroy(user) }
expect(logger.warnings).to include(/User destroyed without context from:/)
end
end
context "with a reviewable post" do
let!(:reviewable) { Fabricate(:reviewable, created_by: user) }
it "removes the queued post" do
UserDestroyer.new(admin).destroy(user)
expect(Reviewable.where(created_by_id: user.id).count).to eq(0)
end
end
context "with a reviewable user" do
let(:reviewable) { Fabricate(:reviewable, created_by: admin) }
it "sets the reviewable user as rejected" do
UserDestroyer.new(admin).destroy(reviewable.target)
expect(reviewable.reload).to be_rejected
end
end
context "with a directory item record" do
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!(:draft) { Draft.set(user, "test", 0, "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 "when 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 "when 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 raise the right error" do
StaffActionLogger.any_instance.expects(:log_user_deletion).never
expect { destroy }.to raise_error(UserDestroyer::PostsExistError)
expect(user.reload.id).to be_present
end
end
context "when delete_posts is true" do
let(:destroy_opts) { { delete_posts: true } }
context "when 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 "when delete_as_spammer is true" do
before { destroy_opts[:delete_as_spammer] = true }
it "approves reviewable flags" do
spammer_post = Fabricate(:post, user: user)
reviewable = PostActionCreator.inappropriate(admin, spammer_post).reviewable
expect(reviewable).to be_pending
destroy
reviewable.reload
expect(reviewable).to be_approved
end
it "rejects pending posts" do
post = Fabricate(:post, user: user)
reviewable =
Fabricate(
:reviewable,
type: "ReviewablePost",
target_type: "Post",
target_id: post.id,
created_by: Discourse.system_user,
target_created_by: user,
)
expect(reviewable).to be_pending
destroy
reviewable.reload
expect(reviewable).to be_rejected
end
end
end
context "when 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 "when user was invited" do
it "should delete the invite of user" do
invite = Fabricate(:invite)
topic_invite = invite.topic_invites.create!(topic: Fabricate(:topic))
invited_group = invite.invited_groups.create!(group: Fabricate(:group))
user = Fabricate(:user)
user.user_emails.create!(email: invite.email)
UserDestroyer.new(admin).destroy(user)
expect(Invite.exists?(invite.id)).to eq(false)
expect(InvitedGroup.exists?(invited_group.id)).to eq(false)
expect(TopicInvite.exists?(topic_invite.id)).to eq(false)
end
end
context "when user created category" do
let!(:topic) { Fabricate(:topic, user: user) }
let!(:first_post) { Fabricate(:post, user: user, topic: topic) }
let!(:second_post) { Fabricate(:post, user: user, topic: topic) }
let!(:category) { Fabricate(:category, user: user, topic_id: topic.id) }
it "changes author of first category post to system user and still deletes second post" do
UserDestroyer.new(admin).destroy(user, delete_posts: true)
expect(first_post.reload.deleted_at).to eq(nil)
expect(first_post.user_id).to eq(Discourse.system_user.id)
expect(second_post.reload.deleted_at).not_to eq(nil)
expect(second_post.user_id).to eq(nil)
end
end
context "when user has no posts, but user_stats table has post_count > 0" do
subject(:destroy) { UserDestroyer.new(user).destroy(user, delete_posts: false) }
let(:destroy_opts) { {} }
before do
# out of sync user_stat data shouldn't break UserDestroyer
user.user_stat.update_attribute(:post_count, 1)
end
include_examples "successfully destroy a user"
end
context "when 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 "when user has no posts" do
context "when destroy succeeds" do
subject(:destroy) { UserDestroyer.new(admin).destroy(user) }
let(:destroy_opts) { {} }
include_examples "successfully destroy a user"
include_examples "email block list"
end
context "when 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 "when user has posts with links" do
context "with 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 "with internal links" do
before do
@post = Fabricate(:post_with_external_links, user: user)
TopicLink.extract_from(@post)
TopicLink.where(user: user).update_all(internal: 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 "with 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 "when 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 "when user created a category" do
let!(:category) { Fabricate(:category_with_definition, 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
describe "Destroying a user with security key" do
let!(:security_key) { Fabricate(:user_security_key_with_random_credential, user: user) }
it "removes the security key" do
UserDestroyer.new(admin).destroy(user)
expect(UserSecurityKey.where(user_id: user.id).count).to eq(0)
end
end
describe "Destroying a user with a bookmark" do
let!(:bookmark) { Fabricate(:bookmark, user: user) }
it "removes the bookmark" do
UserDestroyer.new(admin).destroy(user)
expect(Bookmark.where(user_id: user.id).count).to eq(0)
end
end
context "when user liked things" do
before do
@topic = Fabricate(:topic, user: Fabricate(:user))
@post = Fabricate(:post, user: @topic.user, topic: @topic)
PostActionCreator.like(user, @post)
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
context "when user belongs to groups that grant trust level" do
let(:group) { Fabricate(:group, grant_trust_level: 4) }
before { group.add(user) }
it "can delete the user" do
d = UserDestroyer.new(admin)
expect { d.destroy(user) }.to change { User.count }.by(-1)
end
it "can delete the user if they have a manual locked trust level and have no email" do
user.update(manual_locked_trust_level: 3)
UserEmail.where(user: user).delete_all
user.reload
expect { UserDestroyer.new(admin).destroy(user) }.to change { User.count }.by(-1)
end
it "can delete the user if they were to fall into another trust level and have no email" do
g2 = Fabricate(:group, grant_trust_level: 1)
g2.add(user)
UserEmail.where(user: user).delete_all
user.reload
expect { UserDestroyer.new(admin).destroy(user) }.to change { User.count }.by(-1)
end
end
context "when user has staff action logs" do
before do
logger = StaffActionLogger.new(user)
logger.log_site_setting_change(
"site_description",
"Our friendly community",
"My favourite community",
)
logger.log_site_setting_change(
"site_description",
"Our friendly community",
"My favourite community",
details: "existing details",
)
end
it "should keep the staff action log and add the username" do
username = user.username
ids =
UserHistory.staff_action_records(Discourse.system_user, acting_user: username).map(&:id)
UserDestroyer.new(admin).destroy(user, delete_posts: true)
details = UserHistory.where(id: ids).map(&:details)
expect(details).to contain_exactly(
"\nuser_id: #{user.id}\nusername: #{username}",
"existing details\nuser_id: #{user.id}\nusername: #{username}",
)
end
end
context "when user got an email" do
let!(:email_log) { Fabricate(:email_log, user: user) }
it "does not delete the email log" do
expect { UserDestroyer.new(admin).destroy(user, delete_posts: true) }.to_not change {
EmailLog.count
}
end
end
end
end