110 lines
3.6 KiB
Ruby
110 lines
3.6 KiB
Ruby
require "rails_helper"
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RSpec.describe MarkdownParser do
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let(:random_word) { Faker::Lorem.word }
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let(:basic_parsed_markdown) { described_class.new(random_word) }
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def generate_and_parse_markdown(raw_markdown)
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described_class.new(raw_markdown).finalize
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end
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it "works" do
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expect(basic_parsed_markdown.finalize).to include(random_word)
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end
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it "escape liquid tags in codeblock" do
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code_block = "```\n{% what %}\n```"
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expect(generate_and_parse_markdown(code_block)).to include("{% what %}")
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end
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it "escape liquid tags in inline code" do
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inline_code = "`{% what %}`"
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expect(generate_and_parse_markdown(inline_code)).to include(inline_code[1..-2])
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end
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context "when provided with a link in inline code" do
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inline_code = "[dev.to](https://dev.to)"
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let(:evaluated_markdown) { described_class.new(inline_code).evaluate_inline_markdown }
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it "renders with target _blank" do
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expect(evaluated_markdown).to include("target=\"_blank\"")
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end
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it "avoids the traget _blank vulnerability" do
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expect(evaluated_markdown).to include("noopener", "noreferrer")
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end
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end
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context "when provided with an @username" do
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it "links to a user if user exist" do
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username = create(:user).username
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with_user = "@#{username}"
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html = Nokogiri::HTML(generate_and_parse_markdown(with_user))
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expect(html.search("a").to_s).to include("/#{username}")
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end
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it "doesn't link to a user if user doesn't exist" do
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with_user = "@#{random_word}"
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html = Nokogiri::HTML(generate_and_parse_markdown(with_user))
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expect(html.search("a")).to be_empty
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end
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end
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context "when provided with nested links" do
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it "does not generated nested link tags" do
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nested_links = generate_and_parse_markdown("[[](http://b)](http://a)")
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nested_links = Nokogiri::HTML(nested_links).at("p").inner_html
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expect(nested_links).to eq('[<a href="http://b"></a>](<a href="http://a">http://a</a>)')
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end
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end
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context "when provided with liquid tags" do
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it "raises error if liquid tag was used incorrectly" do
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bad_ltag = "{% #{random_word} %}"
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expect { generate_and_parse_markdown(bad_ltag) }.to raise_error(StandardError)
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end
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end
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describe "#tags_used" do
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let(:parsed_markdown) { described_class.new("{% youtube oHg5SJYRHA0 %}") }
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it "returns empty if no tag was used" do
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expect(basic_parsed_markdown.tags_used).to eq([])
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end
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it "return tags used if it was used" do
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expect(parsed_markdown.tags_used).to eq([YoutubeTag])
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end
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end
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context "when an image is used" do
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it "wraps image in link" do
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inline_code = ""
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expect(generate_and_parse_markdown(inline_code)).to include("<a")
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end
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end
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context "when using Liquid variables" do
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it "prevents Liquid variables" do
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expect { generate_and_parse_markdown("{{ 'something' }}") }.to raise_error(StandardError)
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end
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it "allows Liquid variables in codeblocks" do
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expect { generate_and_parse_markdown("```\n{{ 'something' }}\n```") }.not_to raise_error
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end
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it "renders the text in the codeblock properly" do
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result = generate_and_parse_markdown("```\n{{ 'something' }}\n```")
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expect(result).to include("{{ 'something' }}")
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end
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it "allows Liquid variables within inline code" do
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expect { generate_and_parse_markdown("`{{ 'something' }}`") }.not_to raise_error
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end
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it "renders the inline code with the text properly" do
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result = generate_and_parse_markdown("`{{ 'something' }}`")
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expect(result).to include("{{ 'something' }}")
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end
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end
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end
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