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|
# frozen_string_literal: true
require 'rails_helper'
RSpec.describe SpamCheck do
let!(:sender) { Fabricate(:account) }
let!(:alice) { Fabricate(:account, username: 'alice') }
let!(:bob) { Fabricate(:account, username: 'bob') }
def status_with_html(text, options = {})
status = PostStatusService.new.call(sender, { text: text }.merge(options))
status.update_columns(text: Formatter.instance.format(status), local: false)
status
end
describe '#hashable_text' do
it 'removes mentions from HTML for remote statuses' do
status = status_with_html('@alice Hello')
expect(described_class.new(status).hashable_text).to eq 'hello'
end
it 'removes mentions from text for local statuses' do
status = PostStatusService.new.call(alice, text: "Hey @#{sender.username}, how are you?")
expect(described_class.new(status).hashable_text).to eq 'hey , how are you?'
end
end
describe '#insufficient_data?' do
it 'returns true when there is no text' do
status = status_with_html('@alice')
expect(described_class.new(status).insufficient_data?).to be true
end
it 'returns false when there is text' do
status = status_with_html('@alice h')
expect(described_class.new(status).insufficient_data?).to be false
end
end
describe '#digest' do
it 'returns a string' do
status = status_with_html('@alice Hello world')
expect(described_class.new(status).digest).to be_a String
end
end
describe '#spam?' do
it 'returns false for a unique status' do
status = status_with_html('@alice Hello')
expect(described_class.new(status).spam?).to be false
end
it 'returns false for different statuses to the same recipient' do
status1 = status_with_html('@alice Hello')
described_class.new(status1).remember!
status2 = status_with_html('@alice Are you available to talk?')
expect(described_class.new(status2).spam?).to be false
end
it 'returns false for statuses with different content warnings' do
status1 = status_with_html('@alice Are you available to talk?')
described_class.new(status1).remember!
status2 = status_with_html('@alice Are you available to talk?', spoiler_text: 'This is a completely different matter than what I was talking about previously, I swear!')
expect(described_class.new(status2).spam?).to be false
end
it 'returns false for different statuses to different recipients' do
status1 = status_with_html('@alice How is it going?')
described_class.new(status1).remember!
status2 = status_with_html('@bob Are you okay?')
expect(described_class.new(status2).spam?).to be false
end
it 'returns false for very short different statuses to different recipients' do
status1 = status_with_html('@alice 🙄')
described_class.new(status1).remember!
status2 = status_with_html('@bob Huh?')
expect(described_class.new(status2).spam?).to be false
end
it 'returns false for statuses with no text' do
status1 = status_with_html('@alice')
described_class.new(status1).remember!
status2 = status_with_html('@bob')
expect(described_class.new(status2).spam?).to be false
end
it 'returns true for duplicate statuses to the same recipient' do
status1 = status_with_html('@alice Hello')
described_class.new(status1).remember!
status2 = status_with_html('@alice Hello')
expect(described_class.new(status2).spam?).to be true
end
it 'returns true for duplicate statuses to different recipients' do
status1 = status_with_html('@alice Hello')
described_class.new(status1).remember!
status2 = status_with_html('@bob Hello')
expect(described_class.new(status2).spam?).to be true
end
it 'returns true for nearly identical statuses with random numbers' do
source_text = 'Sodium, atomic number 11, was first isolated by Humphry Davy in 1807. A chemical component of salt, he named it Na in honor of the saltiest region on earth, North America.'
status1 = status_with_html('@alice ' + source_text + ' 1234')
described_class.new(status1).remember!
status2 = status_with_html('@bob ' + source_text + ' 9568')
expect(described_class.new(status2).spam?).to be true
end
end
describe '#skip?' do
it 'returns true when the sender is already silenced' do
status = status_with_html('@alice Hello')
sender.silence!
expect(described_class.new(status).skip?).to be true
end
it 'returns true when the mentioned person follows the sender' do
status = status_with_html('@alice Hello')
alice.follow!(sender)
expect(described_class.new(status).skip?).to be true
end
it 'returns false when even one mentioned person doesn\'t follow the sender' do
status = status_with_html('@alice @bob Hello')
alice.follow!(sender)
expect(described_class.new(status).skip?).to be false
end
it 'returns true when the sender is replying to a status that mentions the sender' do
parent = PostStatusService.new.call(alice, text: "Hey @#{sender.username}, how are you?")
status = status_with_html('@alice @bob Hello', thread: parent)
expect(described_class.new(status).skip?).to be true
end
end
describe '#remember!' do
let(:status) { status_with_html('@alice') }
let(:spam_check) { described_class.new(status) }
let(:redis_key) { spam_check.send(:redis_key) }
it 'remembers' do
expect do
spam_check.remember!
end.to change { Redis.current.exists(redis_key) }.from(false).to(true)
end
end
describe '#reset!' do
let(:status) { status_with_html('@alice') }
let(:spam_check) { described_class.new(status) }
let(:redis_key) { spam_check.send(:redis_key) }
before do
spam_check.remember!
end
it 'resets' do
expect do
spam_check.reset!
end.to change { Redis.current.exists(redis_key) }.from(true).to(false)
end
end
describe '#flag!' do
let!(:status1) { status_with_html('@alice General Kenobi you are a bold one') }
let!(:status2) { status_with_html('@alice @bob General Kenobi, you are a bold one') }
before do
described_class.new(status1).remember!
described_class.new(status2).flag!
end
it 'silences the account' do
expect(sender.silenced?).to be true
end
it 'creates a report about the account' do
expect(sender.targeted_reports.unresolved.count).to eq 1
end
it 'attaches both matching statuses to the report' do
expect(sender.targeted_reports.first.status_ids).to include(status1.id, status2.id)
end
end
end
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