gitlab-org--gitlab-foss/spec/helpers/blob_helper_spec.rb
Stan Hu 0abe98f049 Fix multi-line syntax highlighting
HTML span elements only apply to a single line, and in the case of multi-line
comments, the highlighting was dropped as a result. Ensure that each line has
the proper styling to fix this.

Closes #1577
2015-07-30 22:37:53 -07:00

51 lines
2.2 KiB
Ruby

require 'spec_helper'
describe BlobHelper do
describe 'highlight' do
let(:blob_name) { 'test.lisp' }
let(:no_context_content) { ":type \"assem\"))" }
let(:blob_content) { "(make-pathname :defaults name\n#{no_context_content}" }
let(:split_content) { blob_content.split("\n") }
let(:multiline_content) do
%q(
def test(input):
"""This is line 1 of a multi-line comment.
This is line 2.
"""
)
end
it 'should return plaintext for unknown lexer context' do
result = highlight(blob_name, no_context_content, nowrap: true, continue: false)
expect(result).to eq('<span id="LC1" class="line">:type &quot;assem&quot;))</span>')
end
it 'should highlight single block' do
expected = %Q[<span id="LC1" class="line"><span class="p">(</span><span class="nb">make-pathname</span> <span class="ss">:defaults</span> <span class="nv">name</span></span>
<span id="LC2" class="line"><span class="ss">:type</span> <span class="s">&quot;assem&quot;</span><span class="p">))</span></span>]
expect(highlight(blob_name, blob_content, nowrap: true, continue: false)).to eq(expected)
end
it 'should highlight continued blocks' do
# Both lines have LC1 as ID since formatter doesn't support continue at the moment
expected = [
'<span id="LC1" class="line"><span class="p">(</span><span class="nb">make-pathname</span> <span class="ss">:defaults</span> <span class="nv">name</span></span>',
'<span id="LC1" class="line"><span class="ss">:type</span> <span class="s">&quot;assem&quot;</span><span class="p">))</span></span>'
]
result = split_content.map{ |content| highlight(blob_name, content, nowrap: true, continue: true) }
expect(result).to eq(expected)
end
it 'should highlight multi-line comments' do
result = highlight(blob_name, multiline_content, nowrap: true, continue: false)
html = Nokogiri::HTML(result)
lines = html.search('.s')
expect(lines.count).to eq(3)
expect(lines[0].text).to eq('"""This is line 1 of a multi-line comment.')
expect(lines[1].text).to eq(' This is line 2.')
expect(lines[2].text).to eq(' """')
end
end
end