121 lines
4.1 KiB
Ruby
121 lines
4.1 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::Highlight do
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include RepoHelpers
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let(:project) { create(:project, :repository) }
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let(:repository) { project.repository }
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describe 'language provided' do
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let(:highlighter) do
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described_class.new('foo.erb', 'bar', language: 'erb?parent=json')
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end
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it 'sets correct lexer' do
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expect(highlighter.lexer.tag).to eq 'erb'
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expect(highlighter.lexer.parent.tag).to eq 'json'
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end
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end
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describe '#highlight' do
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let(:plain_text_file_name) { "test.txt" }
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let(:plain_text_content) { "plain text contents" }
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let(:file_name) { 'test.lisp' }
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let(:content) { "(make-pathname :defaults name\n:type \"assem\")" }
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let(:multiline_content) do
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%q(
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def test(input):
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"""This is line 1 of a multi-line comment.
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This is line 2.
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"""
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)
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end
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it 'highlights' do
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expected = %Q[<span id="LC1" class="line" lang="common_lisp"><span class="p">(</span><span class="nb">make-pathname</span> <span class="ss">:defaults</span> <span class="nv">name</span></span>
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<span id="LC2" class="line" lang="common_lisp"><span class="ss">:type</span> <span class="s">"assem"</span><span class="p">)</span></span>]
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expect(described_class.highlight(file_name, content)).to eq(expected)
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end
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it 'returns plain version for unknown lexer context' do
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result = described_class.highlight(plain_text_file_name, plain_text_content)
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expect(result).to eq(%[<span id="LC1" class="line" lang="plaintext">plain text contents</span>])
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end
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it 'returns plain version for long content' do
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stub_const('Gitlab::Highlight::MAXIMUM_TEXT_HIGHLIGHT_SIZE', 1)
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result = described_class.highlight(file_name, content)
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expect(result).to eq(%[<span id="LC1" class="line" lang="">(make-pathname :defaults name</span>\n<span id="LC2" class="line" lang="">:type "assem")</span>])
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end
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it 'highlights multi-line comments' do
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result = described_class.highlight(file_name, multiline_content)
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html = Nokogiri::HTML(result)
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lines = html.search('.s')
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expect(lines.count).to eq(3)
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expect(lines[0].text).to eq('"""This is line 1 of a multi-line comment.')
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expect(lines[1].text).to eq(' This is line 2.')
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expect(lines[2].text).to eq(' """')
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end
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context 'diff highlighting' do
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let(:file_name) { 'test.diff' }
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let(:content) { "+aaa\n+bbb\n- ccc\n ddd\n"}
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let(:expected) do
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%q(<span id="LC1" class="line" lang="diff"><span class="gi">+aaa</span></span>
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<span id="LC2" class="line" lang="diff"><span class="gi">+bbb</span></span>
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<span id="LC3" class="line" lang="diff"><span class="gd">- ccc</span></span>
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<span id="LC4" class="line" lang="diff"> ddd</span>)
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end
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it 'highlights each line properly' do
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result = described_class.highlight(file_name, content)
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expect(result).to eq(expected)
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end
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end
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describe 'with CRLF' do
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let(:branch) { 'crlf-diff' }
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let(:path) { 'files/whitespace' }
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let(:blob) { repository.blob_at_branch(branch, path) }
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let(:lines) do
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described_class.highlight(blob.path, blob.data).lines
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end
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it 'strips extra LFs' do
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expect(lines[0]).to eq("<span id=\"LC1\" class=\"line\" lang=\"plaintext\">test </span>")
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end
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end
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it 'links dependencies via DependencyLinker' do
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expect(Gitlab::DependencyLinker).to receive(:link)
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.with('file.name', 'Contents', anything).and_call_original
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described_class.highlight('file.name', 'Contents')
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end
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context 'timeout' do
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subject { described_class.new('file.name', 'Contents') }
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it 'utilizes timeout for web' do
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expect(Timeout).to receive(:timeout).with(described_class::TIMEOUT_FOREGROUND).and_call_original
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subject.highlight("Content")
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end
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it 'utilizes longer timeout for sidekiq' do
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allow(Gitlab::Runtime).to receive(:sidekiq?).and_return(true)
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expect(Timeout).to receive(:timeout).with(described_class::TIMEOUT_BACKGROUND).and_call_original
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subject.highlight("Content")
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end
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end
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end
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end
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