32 lines
880 B
Ruby
32 lines
880 B
Ruby
|
# frozen_string_literal: true
|
||
|
|
||
|
require 'spec_helper'
|
||
|
|
||
|
RSpec.describe Banzai::Filter::TruncateSourceFilter do
|
||
|
include FilterSpecHelper
|
||
|
|
||
|
let(:short_text) { 'foo' * 10 }
|
||
|
let(:long_text) { ([short_text] * 10).join(' ') }
|
||
|
|
||
|
it 'does nothing when limit is unspecified' do
|
||
|
output = filter(long_text)
|
||
|
|
||
|
expect(output).to eq(long_text)
|
||
|
end
|
||
|
|
||
|
it 'does nothing to a short-enough text' do
|
||
|
output = filter(short_text, limit: short_text.bytesize)
|
||
|
|
||
|
expect(output).to eq(short_text)
|
||
|
end
|
||
|
|
||
|
it 'truncates UTF-8 text by bytes, on a character boundary' do
|
||
|
utf8_text = '日本語の文字が大きい'
|
||
|
truncated = '日…'
|
||
|
|
||
|
expect(filter(utf8_text, limit: truncated.bytesize)).to eq(truncated)
|
||
|
expect(filter(utf8_text, limit: utf8_text.bytesize)).to eq(utf8_text)
|
||
|
expect(filter(utf8_text, limit: utf8_text.mb_chars.size)).not_to eq(utf8_text)
|
||
|
end
|
||
|
end
|