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# -*- coding: utf-8 -*- #
# frozen_string_literal: true
describe Rouge::Lexers::Markdown do
let(:subject) { Rouge::Lexers::Markdown.new }
describe 'guessing' do
include Support::Guessing
it 'guesses by filename' do
assert_guess :filename => 'foo.md'
assert_guess :filename => 'foo.mkd'
assert_guess :filename => 'foo.markdown'
end
it 'guesses by mimetype' do
assert_guess :mimetype => 'text/x-markdown'
end
end
describe 'lexing' do
include Support::Lexing
it 'recognizes code blocks' do
assert_has_token("Name.Label","\n```ruby\nfoo\n```\n")
end
it 'recognizes code blocks starting at the first character of the input string' do
assert_has_token("Name.Label","```ruby\nfoo\n```\n")
end
it 'recognizes code block when lexer is continued' do
subject.lex("```ruby\n").to_a
actual = subject.continue_lex("@foo\n```\n").map { |token, value| [ token.qualname, value ] }
assert { ["Name.Variable.Instance", "@foo"] == actual.first }
end
it 'guesses sub-lexer based on code-block content' do
assert_has_token("Comment.Single","```\n#!/usr/bin/env ruby\n```\n")
end
it 'picks a sub-lexer when the code-block-content is ambiguous' do
source = "Index: ): Awaitable<\n"
assert_raises Rouge::Guesser::Ambiguous do
Rouge::Lexer.find_fancy(nil, source)
end
assert_no_errors "```\n#{source}```\n"
end
it 'recognizes backticks instead of code block if inside string' do
assert_has_token("Literal.String.Backtick","\nx```ruby\nfoo\n```\n")
deny_has_token("Name.Label","\nx```ruby\nfoo\n```\n")
end
end
end
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