mastodon/spec/validators/status_length_validator_spec.rb

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# frozen_string_literal: true
require 'rails_helper'
RSpec.describe StatusLengthValidator do
describe '#validate' do
before { stub_const("#{described_class}::MAX_CHARS", 500) } # Example values below are relative to this baseline
it 'does not add errors onto remote statuses' do
status = instance_double(Status, local?: false)
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allow(status).to receive(:errors)
subject.validate(status)
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expect(status).to_not have_received(:errors)
end
it 'does not add errors onto local reblogs' do
status = instance_double(Status, local?: false, reblog?: true)
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allow(status).to receive(:errors)
subject.validate(status)
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expect(status).to_not have_received(:errors)
end
it 'adds an error when content warning is over character limit' do
status = status_double(spoiler_text: 'a' * 520)
subject.validate(status)
expect(status.errors).to have_received(:add)
end
it 'adds an error when text is over character limit' do
status = status_double(text: 'a' * 520)
subject.validate(status)
expect(status.errors).to have_received(:add)
end
it 'adds an error when text and content warning are over character limit total' do
status = status_double(spoiler_text: 'a' * 250, text: 'b' * 251)
subject.validate(status)
expect(status.errors).to have_received(:add)
end
it 'reduces calculated length of auto-linkable space-separated URLs' do
text = [starting_string, example_link].join(' ')
status = status_double(text: text)
subject.validate(status)
expect(status.errors).to_not have_received(:add)
end
it 'does not reduce calculated length of non-autolinkable URLs' do
text = [starting_string, example_link].join
status = status_double(text: text)
subject.validate(status)
expect(status.errors).to have_received(:add)
end
it 'does not reduce calculated length of count overly long URLs' do
text = "http://example.com/valid?#{'#foo?' * 1000}"
status = status_double(text: text)
subject.validate(status)
expect(status.errors).to have_received(:add)
end
it 'counts only the front part of remote usernames' do
text = ('a' * 475) + " @alice@#{'b' * 30}.com"
status = status_double(text: text)
subject.validate(status)
expect(status.errors).to_not have_received(:add)
end
it 'does count both parts of remote usernames for overly long domains' do
text = "@alice@#{'b' * 500}.com"
status = status_double(text: text)
subject.validate(status)
expect(status.errors).to have_received(:add)
end
end
private
def starting_string
'a' * 476
end
def example_link
"http://#{'b' * 30}.com/example"
end
def status_double(spoiler_text: '', text: '')
instance_double(
Status,
spoiler_text: spoiler_text,
text: text,
errors: activemodel_errors,
local?: true,
reblog?: false
)
end
def activemodel_errors
instance_double(ActiveModel::Errors, add: nil)
end
end