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test_kramdown.rb
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test_kramdown.rb
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# frozen_string_literal: true
require "helper"
require "rouge"
class TestKramdown < JekyllUnitTest
def fixture_converter(config)
site = fixture_site(
Utils.deep_merge_hashes(
{
"markdown" => "kramdown",
},
config
)
)
Jekyll::Cache.clear
site.find_converter_instance(
Jekyll::Converters::Markdown
)
end
context "kramdown" do
setup do
@config = {
"kramdown" => {
"smart_quotes" => "lsquo,rsquo,ldquo,rdquo",
"entity_output" => "as_char",
"toc_levels" => "1..6",
"auto_ids" => false,
"footnote_nr" => 1,
"show_warnings" => true,
"syntax_highlighter" => "rouge",
"syntax_highlighter_opts" => {
"bold_every" => 8,
"css" => :class,
"css_class" => "highlight",
"formatter" => ::Rouge::Formatters::HTMLLegacy,
"foobar" => "lipsum",
},
},
}
@kramdown_config_keys = @config["kramdown"].keys
@syntax_highlighter_opts_config_keys = \
@config["kramdown"]["syntax_highlighter_opts"].keys
@config = Jekyll.configuration(@config)
@converter = fixture_converter(@config)
end
should "not break kramdown" do
kramdown_doc = Kramdown::Document.new("# Some Header #", @config["kramdown"])
assert_equal :class, kramdown_doc.options[:syntax_highlighter_opts][:css]
assert_equal "lipsum", kramdown_doc.options[:syntax_highlighter_opts][:foobar]
end
should "run Kramdown" do
assert_equal "<h1>Some Header</h1>", @converter.convert("# Some Header #").strip
end
should "should log kramdown warnings" do
allow_any_instance_of(Kramdown::Document).to receive(:warnings).and_return(["foo"])
expect(Jekyll.logger).to receive(:warn).with("Kramdown warning:", "foo")
@converter.convert("Something")
end
should "render fenced code blocks with syntax highlighting" do
result = nokogiri_fragment(@converter.convert(<<~MARKDOWN))
~~~ruby
puts "Hello World"
~~~
MARKDOWN
div_highlight = ">div.highlight"
selector = "div.highlighter-rouge#{div_highlight}>pre.highlight>code"
refute(result.css(selector).empty?, result.to_html)
end
context "when configured" do
setup do
@source = <<~TEXT
## Code Sample
def ruby_fu
"Hello"
end
TEXT
end
should "have 'plaintext' as the default syntax_highlighter language" do
converter = fixture_converter(@config)
parser = converter.setup && converter.instance_variable_get(:@parser)
parser_config = parser.instance_variable_get(:@config)
assert_equal "plaintext", parser_config.dig("syntax_highlighter_opts", "default_lang")
end
should "accept the specified default syntax_highlighter language" do
override = {
"kramdown" => {
"syntax_highlighter_opts" => {
"default_lang" => "yaml",
},
},
}
converter = fixture_converter(Utils.deep_merge_hashes(@config, override))
parser = converter.setup && converter.instance_variable_get(:@parser)
parser_config = parser.instance_variable_get(:@config)
assert_equal "yaml", parser_config.dig("syntax_highlighter_opts", "default_lang")
refute_match %r!<div class="language-plaintext!, converter.convert(@source)
refute_match %r!<div class="language-html!, converter.convert(@source)
assert_match %r!<div class="language-yaml!, converter.convert(@source)
end
end
context "when asked to convert smart quotes" do
should "convert" do
converter = fixture_converter(@config)
assert_match(
%r!<p>(“|“)Pit(’|’)hy(”|”)<\/p>!,
converter.convert(%("Pit'hy")).strip
)
end
should "support custom types" do
override = {
"highlighter" => nil,
"kramdown" => {
"smart_quotes" => "lsaquo,rsaquo,laquo,raquo",
},
}
converter = fixture_converter(Utils.deep_merge_hashes(@config, override))
assert_match %r!<p>(«|«)Pit(›|›)hy(»|»)<\/p>!, \
converter.convert(%("Pit'hy")).strip
end
end
context "when a custom highlighter is chosen" do
should "use the chosen highlighter if it's available" do
override = {
"highlighter" => nil,
"kramdown" => {
"syntax_highlighter" => "coderay",
},
}
converter = fixture_converter(Utils.deep_merge_hashes(@config, override))
result = nokogiri_fragment(converter.convert(<<~MARKDOWN))
~~~ruby
puts "Hello World"
~~~
MARKDOWN
selector = "div.highlighter-coderay>div.CodeRay>div.code>pre"
refute result.css(selector).empty?
end
should "support legacy enable_coderay... for now" do
override = {
"kramdown" => {
"enable_coderay" => true,
},
}
@config.delete("highlighter")
@config["kramdown"].delete("syntax_highlighter")
converter = fixture_converter(Utils.deep_merge_hashes(@config, override))
result = nokogiri_fragment(converter.convert(<<~MARKDOWN))
~~~ruby
puts "Hello World"
~~~
MARKDOWN
selector = "div.highlighter-coderay>div.CodeRay>div.code>pre"
refute result.css(selector).empty?, "pre tag should exist"
end
end
should "move coderay to syntax_highlighter_opts" do
override = {
"higlighter" => nil,
"kramdown" => {
"syntax_highlighter" => "coderay",
"coderay" => {
"hello" => "world",
},
},
}
original = Kramdown::Document.method(:new)
converter = fixture_converter(
Utils.deep_merge_hashes(@config, override)
)
expect(Kramdown::Document).to receive(:new) do |arg1, hash|
assert_equal "world", hash["syntax_highlighter_opts"]["hello"]
original.call(arg1, hash)
end
converter.convert("hello world")
end
end
end