discourse/spec/services/flag_sockpuppets_spec.rb

272 lines
9.0 KiB
Ruby

# frozen_string_literal: true
RSpec.describe SpamRule::FlagSockpuppets do
fab!(:user1) { Fabricate(:user, ip_address: "182.189.119.174") }
fab!(:post1) { Fabricate(:post, user: user1, topic: Fabricate(:topic, user: user1)) }
describe "#perform" do
subject(:perform) { rule.perform }
let(:rule) { described_class.new(post1) }
it "does nothing if flag_sockpuppets is disabled" do
SiteSetting.flag_sockpuppets = false
rule.expects(:reply_is_from_sockpuppet?).never
rule.expects(:flag_sockpuppet_users).never
expect(perform).to eq(false)
end
context "when flag_sockpuppets is enabled" do
before { SiteSetting.flag_sockpuppets = true }
it "flags posts when it should" do
rule.expects(:reply_is_from_sockpuppet?).returns(true)
rule.expects(:flag_sockpuppet_users).once
expect(perform).to eq(true)
end
it "doesn't flag posts when it shouldn't" do
rule.expects(:reply_is_from_sockpuppet?).returns(false)
rule.expects(:flag_sockpuppet_users).never
expect(perform).to eq(false)
end
end
end
describe "#reply_is_from_sockpuppet?" do
it "is false for the first post in a topic" do
expect(described_class.new(post1).reply_is_from_sockpuppet?).to eq(false)
end
it "is false if users have different IP addresses" do
post2 =
Fabricate(:post, user: Fabricate(:user, ip_address: "182.189.199.199"), topic: post1.topic)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(false)
end
it "is true if users have the same IP address and are new" do
post2 =
Fabricate(:post, user: Fabricate(:user, ip_address: user1.ip_address), topic: post1.topic)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(true)
end
it "is false if the ip address is allowlisted" do
ScreenedIpAddress.stubs(:is_allowed?).with(user1.ip_address).returns(true)
post2 =
Fabricate(:post, user: Fabricate(:user, ip_address: user1.ip_address), topic: post1.topic)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(false)
end
it "is false if reply and first post are from the same user" do
post2 = Fabricate(:post, user: user1, topic: post1.topic)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(false)
end
it "is false if first post user is staff" do
staff1 = Fabricate(:admin, ip_address: "182.189.119.174")
staff_post1 = Fabricate(:post, user: staff1, topic: Fabricate(:topic, user: staff1))
post2 =
Fabricate(
:post,
user: Fabricate(:user, ip_address: staff1.ip_address),
topic: staff_post1.topic,
)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(false)
end
it "is false if second post user is staff" do
post2 =
Fabricate(
:post,
user: Fabricate(:moderator, ip_address: user1.ip_address),
topic: post1.topic,
)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(false)
end
it "is false if both users are staff" do
staff1 = Fabricate(:moderator, ip_address: "182.189.119.174")
staff_post1 = Fabricate(:post, user: staff1, topic: Fabricate(:topic, user: staff1))
post2 =
Fabricate(
:post,
user: Fabricate(:admin, ip_address: staff1.ip_address),
topic: staff_post1.topic,
)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(false)
end
it "is true if first post user was created over 24 hours ago and has trust level higher than 0" do
old_user =
Fabricate(
:user,
ip_address: "182.189.119.174",
created_at: 25.hours.ago,
trust_level: TrustLevel[1],
)
first_post = Fabricate(:post, user: old_user, topic: Fabricate(:topic, user: old_user))
post2 =
Fabricate(
:post,
user: Fabricate(:user, ip_address: old_user.ip_address),
topic: first_post.topic,
)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(true)
end
it "is false if second post user was created over 24 hours ago and has trust level higher than 0" do
post2 =
Fabricate(
:post,
user:
Fabricate(
:user,
ip_address: user1.ip_address,
created_at: 25.hours.ago,
trust_level: TrustLevel[1],
),
topic: post1.topic,
)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(false)
end
it "is true if first post user was created less that 24 hours ago and has trust level higher than 0" do
new_user =
Fabricate(
:user,
ip_address: "182.189.119.174",
created_at: 1.hour.ago,
trust_level: TrustLevel[1],
)
first_post = Fabricate(:post, user: new_user, topic: Fabricate(:topic, user: new_user))
post2 =
Fabricate(
:post,
user: Fabricate(:user, ip_address: new_user.ip_address),
topic: first_post.topic,
)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(true)
end
it "is true if second user was created less that 24 hours ago and has trust level higher than 0" do
post2 =
Fabricate(
:post,
user:
Fabricate(
:user,
ip_address: user1.ip_address,
created_at: 23.hours.ago,
trust_level: TrustLevel[1],
),
topic: post1.topic,
)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(true)
end
# A weird case
it "is false when user is nil on first post" do
post1.user = nil
post1.save!
post2 = Fabricate(:post, user: Fabricate(:user), topic: post1.topic)
expect(described_class.new(post2).reply_is_from_sockpuppet?).to eq(false)
end
end
describe "#flag_sockpuppet_users" do
fab!(:post2) do
Fabricate(:post, user: Fabricate(:user, ip_address: user1.ip_address), topic: post1.topic)
end
let(:system) { Discourse.system_user }
let(:spam) { PostActionType.types[:spam] }
it "flags post and first post if both users are new" do
described_class.new(post2).flag_sockpuppet_users
expect(PostAction.where(user: system, post: post1, post_action_type_id: spam).exists?).to eq(
true,
)
expect(PostAction.where(user: system, post: post2, post_action_type_id: spam).exists?).to eq(
true,
)
end
it "doesn't flag the first post more than once" do
described_class.new(post2).flag_sockpuppet_users
expect(PostAction.where(user: system, post: post2, post_action_type_id: spam).exists?).to eq(
true,
)
expect(PostAction.where(post: post2, post_action_type_id: spam).count).to eq(1)
end
it "doesn't flag the first post if the user is not new" do
old_user =
Fabricate(
:user,
ip_address: "182.189.119.174",
created_at: 25.hours.ago,
trust_level: TrustLevel[1],
)
first_post = Fabricate(:post, user: old_user, topic: Fabricate(:topic, user: old_user))
post2 =
Fabricate(
:post,
user: Fabricate(:user, ip_address: old_user.ip_address),
topic: first_post.topic,
)
described_class.new(post2).flag_sockpuppet_users
expect(PostAction.where(user: system, post: post2, post_action_type_id: spam).exists?).to eq(
true,
)
expect(
PostAction.where(user: system, post: first_post, post_action_type_id: spam).exists?,
).to eq(false)
end
it "doesn't create a flag if user is nil on first post" do
post1.user_id = nil
post1.save
described_class.new(post2).flag_sockpuppet_users
expect(PostAction.where(user: system, post: post2, post_action_type_id: spam).exists?).to eq(
true,
)
expect(PostAction.where(user: system, post: post1, post_action_type_id: spam).exists?).to eq(
false,
)
end
it "doesn't flag the first post if it was already rejected by staff before" do
flagged_post =
Fabricate(
:reviewable_flagged_post,
target: post1,
status: Reviewable.statuses[:rejected],
target_created_by: post1.user,
)
described_class.new(post2).perform
expect(flagged_post.reload).to be_rejected
end
it "doesn't flag the post if another post of the same user was rejected by staff before" do
another_post = Fabricate(:post, user: user1)
flagged_post =
Fabricate(
:reviewable_flagged_post,
target: another_post,
status: Reviewable.statuses[:rejected],
target_created_by: another_post.user,
)
described_class.new(post2).perform
expect(ReviewableFlaggedPost.where(target_created_by: user1).count).to eq(1)
end
end
end