-require 'test_helper'
+require "test_helper"
class RichTextTest < ActiveSupport::TestCase
include Rails::Dom::Testing::Assertions::SelectorAssertions
assert_html r do
assert_select "a", 1
assert_select "a[href='http://example.com/']", 1
- assert_select "a[rel='nofollow']", 1
+ assert_select "a[rel='nofollow noopener noreferrer']", 1
end
r = RichText.new("html", "foo <a href='http://example.com/'>bar</a> baz")
assert_html r do
assert_select "a", 1
assert_select "a[href='http://example.com/']", 1
- assert_select "a[rel='nofollow']", 1
+ assert_select "a[rel='nofollow noopener noreferrer']", 1
+ end
+
+ r = RichText.new("html", "foo <a rel='junk me trash' href='http://example.com/'>bar</a> baz")
+ assert_html r do
+ assert_select "a", 1
+ assert_select "a[href='http://example.com/']", 1
+ assert_select "a[rel='me nofollow noopener noreferrer']", 1
end
r = RichText.new("html", "foo example@example.com bar")
assert_html r do
assert_select "a", 1
assert_select "a[href='mailto:example@example.com']", 1
- assert_select "a[rel='nofollow']", 1
+ assert_select "a[rel='nofollow noopener noreferrer']", 1
end
r = RichText.new("html", "foo <div>bar</div> baz")
assert_select "style", false
assert_select "p", /^foo *baz$/
end
+
+ r = RichText.new("html", "<table><tr><td>column</td></tr></table>")
+ assert_html r do
+ assert_select "table[class='table table-sm w-auto']"
+ end
+
+ r = RichText.new("html", "<p class='btn btn-warning'>Click Me</p>")
+ assert_html r do
+ assert_select "p[class='btn btn-warning']", false
+ assert_select "p", /^Click Me$/
+ end
+
+ r = RichText.new("html", "<p style='color:red'>Danger</p>")
+ assert_html r do
+ assert_select "p[style='color:red']", false
+ assert_select "p", /^Danger$/
+ end
+ end
+
+ def test_html_to_text
+ r = RichText.new("html", "foo <a href='http://example.com/'>bar</a> baz")
+ assert_equal "foo <a href='http://example.com/'>bar</a> baz", r.to_text
+ end
+
+ def test_html_spam_score
+ r = RichText.new("html", "foo <a href='http://example.com/'>bar</a> baz")
+ assert_equal 55, r.spam_score.round
end
def test_markdown_to_html
assert_html r do
assert_select "a", 1
assert_select "a[href='http://example.com/']", 1
- assert_select "a[rel='nofollow']", 1
+ assert_select "a[rel='nofollow noopener noreferrer']", 1
end
r = RichText.new("markdown", "foo [bar](http://example.com/) baz")
assert_html r do
assert_select "a", 1
assert_select "a[href='http://example.com/']", 1
- assert_select "a[rel='nofollow']", 1
+ assert_select "a[rel='nofollow noopener noreferrer']", 1
+ end
+
+ r = RichText.new("markdown", "foo <a rel='junk me trash' href='http://example.com/'>bar</a>) baz")
+ assert_html r do
+ assert_select "a", 1
+ assert_select "a[href='http://example.com/']", 1
+ assert_select "a[rel='me nofollow noopener noreferrer']", 1
end
r = RichText.new("markdown", "foo example@example.com bar")
assert_html r do
assert_select "a", 1
assert_select "a[href='mailto:example@example.com']", 1
- assert_select "a[rel='nofollow']", 1
+ assert_select "a[rel='nofollow noopener noreferrer']", 1
end
r = RichText.new("markdown", "foo [bar](mailto:example@example.com) bar")
assert_html r do
assert_select "a", 1
assert_select "a[href='mailto:example@example.com']", 1
- assert_select "a[rel='nofollow']", 1
+ assert_select "a[rel='nofollow noopener noreferrer']", 1
end
r = RichText.new("markdown", "foo ![bar](http://example.com/example.png) bar")
assert_html r do
assert_select "pre", /^\s*foo bar baz\s*$/
end
+
+ r = RichText.new("markdown", "|column|column")
+ assert_html r do
+ assert_select "table[class='table table-sm w-auto']"
+ end
+
+ r = RichText.new("markdown", "Click Me\n{:.btn.btn-warning}")
+ assert_html r do
+ assert_select "p[class='btn btn-warning']", false
+ assert_select "p", /^Click Me$/
+ end
+
+ r = RichText.new("markdown", "<p style='color:red'>Danger</p>")
+ assert_html r do
+ assert_select "p[style='color:red']", false
+ assert_select "p", /^Danger$/
+ end
+ end
+
+ def test_markdown_table_alignment
+ # Ensure that kramdown table alignment styles are converted to bootstrap classes
+ markdown_table = <<~MARKDOWN
+ | foo | bar |
+ |:----:|----:|
+ |center|right|
+ MARKDOWN
+ r = RichText.new("markdown", markdown_table)
+ assert_html r do
+ assert_select "td[style='text-align:center']", false
+ assert_select "td[class='text-center']", true
+ assert_select "td[style='text-align:right']", false
+ assert_select "td[class='text-end']", true
+ end
+ end
+
+ def test_markdown_to_text
+ r = RichText.new("markdown", "foo [bar](http://example.com/) baz")
+ assert_equal "foo [bar](http://example.com/) baz", r.to_text
+ end
+
+ def test_markdown_spam_score
+ r = RichText.new("markdown", "foo [bar](http://example.com/) baz")
+ assert_equal 50, r.spam_score.round
end
def test_text_to_html
assert_html r do
assert_select "a", 1
assert_select "a[href='http://example.com/']", 1
- assert_select "a[rel='nofollow']", 1
+ assert_select "a[rel='nofollow noopener noreferrer']", 1
end
r = RichText.new("text", "foo example@example.com bar")
end
end
+ def test_text_to_text
+ r = RichText.new("text", "foo http://example.com/ bar")
+ assert_equal "foo http://example.com/ bar", r.to_text
+ end
+
+ def test_text_spam_score
+ r = RichText.new("text", "foo http://example.com/ bar")
+ assert_equal 141, r.spam_score.round
+ end
+
+ def test_text_no_opengraph_properties
+ r = RichText.new("text", "foo https://example.com/ bar")
+ assert_nil r.image
+ assert_nil r.image_alt
+ assert_nil r.description
+ end
+
+ def test_html_no_opengraph_properties
+ r = RichText.new("html", "foo <a href='https://example.com/'>bar</a> baz")
+ assert_nil r.image
+ assert_nil r.image_alt
+ assert_nil r.description
+ end
+
+ def test_markdown_no_image
+ r = RichText.new("markdown", "foo [bar](https://example.com/) baz")
+ assert_nil r.image
+ assert_nil r.image_alt
+ end
+
+ def test_markdown_image
+ r = RichText.new("markdown", "foo ![bar](https://example.com/image.jpg) baz")
+ assert_equal "https://example.com/image.jpg", r.image
+ assert_equal "bar", r.image_alt
+ end
+
+ def test_markdown_first_image
+ r = RichText.new("markdown", "foo ![bar1](https://example.com/image1.jpg) baz\nfoo ![bar2](https://example.com/image2.jpg) baz")
+ assert_equal "https://example.com/image1.jpg", r.image
+ assert_equal "bar1", r.image_alt
+ end
+
+ def test_markdown_image_with_empty_src
+ r = RichText.new("markdown", "![invalid]()")
+ assert_nil r.image
+ assert_nil r.image_alt
+ end
+
+ def test_markdown_skip_image_with_empty_src
+ r = RichText.new("markdown", "![invalid]() ![valid](https://example.com/valid.gif)")
+ assert_equal "https://example.com/valid.gif", r.image
+ assert_equal "valid", r.image_alt
+ end
+
+ def test_markdown_html_image
+ r = RichText.new("markdown", "<img src='https://example.com/img_element.png' alt='alt text here'>")
+ assert_equal "https://example.com/img_element.png", r.image
+ assert_equal "alt text here", r.image_alt
+ end
+
+ def test_markdown_html_image_without_alt
+ r = RichText.new("markdown", "<img src='https://example.com/img_element.png'>")
+ assert_equal "https://example.com/img_element.png", r.image
+ assert_nil r.image_alt
+ end
+
+ def test_markdown_html_image_with_empty_src
+ r = RichText.new("markdown", "<img src='' alt='forgot src'>")
+ assert_nil r.image
+ assert_nil r.image_alt
+ end
+
+ def test_markdown_skip_html_image_with_empty_src
+ r = RichText.new("markdown", "<img src='' alt='forgot src'> <img src='https://example.com/next_img_element.png' alt='have src'>")
+ assert_equal "https://example.com/next_img_element.png", r.image
+ assert_equal "have src", r.image_alt
+ end
+
+ def test_markdown_html_image_without_src
+ r = RichText.new("markdown", "<img alt='totally forgot src'>")
+ assert_nil r.image
+ assert_nil r.image_alt
+ end
+
+ def test_markdown_skip_html_image_without_src
+ r = RichText.new("markdown", "<img alt='totally forgot src'> <img src='https://example.com/next_img_element.png' alt='have src'>")
+ assert_equal "https://example.com/next_img_element.png", r.image
+ assert_equal "have src", r.image_alt
+ end
+
+ def test_markdown_no_description
+ r = RichText.new("markdown", "#Nope")
+ assert_nil r.description
+ end
+
+ def test_markdown_description
+ r = RichText.new("markdown", "This is an article about something.")
+ assert_equal "This is an article about something.", r.description
+ end
+
+ def test_markdown_description_after_heading
+ r = RichText.new("markdown", "#Heading\n\nHere starts the text.")
+ assert_equal "Here starts the text.", r.description
+ end
+
+ def test_markdown_description_after_image
+ r = RichText.new("markdown", "![bar](https://example.com/image.jpg)\n\nThis is below the image.")
+ assert_equal "This is below the image.", r.description
+ end
+
+ def test_markdown_description_only_first_paragraph
+ r = RichText.new("markdown", "This thing.\n\nMaybe also that thing.")
+ assert_equal "This thing.", r.description
+ end
+
+ def test_markdown_description_elements
+ r = RichText.new("markdown", "*Something* **important** [here](https://example.com/).")
+ assert_equal "Something important here.", r.description
+ end
+
+ def test_markdown_html_description
+ r = RichText.new("markdown", "<p>Can use HTML tags.</p>")
+ assert_equal "Can use HTML tags.", r.description
+ end
+
+ def test_markdown_description_max_length
+ r = RichText.new("markdown", "x" * RichText::MAX_DESCRIPTION_LENGTH)
+ assert_equal "x" * RichText::MAX_DESCRIPTION_LENGTH, r.description
+
+ r = RichText.new("markdown", "y" * (RichText::MAX_DESCRIPTION_LENGTH + 1))
+ assert_equal "#{'y' * (RichText::MAX_DESCRIPTION_LENGTH - 3)}...", r.description
+
+ r = RichText.new("markdown", "*zzzzzzzzz*z" * ((RichText::MAX_DESCRIPTION_LENGTH + 1) / 10.0).ceil)
+ assert_equal "#{'z' * (RichText::MAX_DESCRIPTION_LENGTH - 3)}...", r.description
+ end
+
private
def assert_html(richtext, &block)
html = richtext.to_html
- assert html.html_safe?
+ assert_predicate html, :html_safe?
root = Nokogiri::HTML::DocumentFragment.parse(html)
assert_select root, "*" do
yield block