Mike Dalessio
c5721b8187
which could lead to Nokogiri unintentionally parsing tags from a previously-escaped text node.
68 lines
2.9 KiB
Ruby
68 lines
2.9 KiB
Ruby
require "test_helper"
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class HtmlHelperTest < ActionView::TestCase
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test "convert URLs into anchor tags" do
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assert_equal_html \
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%(<p>Check this: <a href="https://example.com" rel="noreferrer">https://example.com</a></p>),
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format_html("<p>Check this: https://example.com</p>")
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assert_equal_html \
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%(<p>Check this: <a href="https://example.com/" rel="noreferrer">https://example.com/</a></p>),
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format_html("<p>Check this: https://example.com/</p>")
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end
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test "don't' include punctuation in URL autolinking" do
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assert_equal_html \
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%(<p>Check this: <a href="https://example.com" rel="noreferrer">https://example.com</a>!</p>),
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format_html("<p>Check this: https://example.com!</p>")
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assert_equal_html \
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%(<p>Check this: <a href="https://example.com" rel="noreferrer">https://example.com</a>.</p>),
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format_html("<p>Check this: https://example.com.</p>")
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assert_equal_html \
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%(<p>Check this: <a href="https://example.com" rel="noreferrer">https://example.com</a>?</p>),
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format_html("<p>Check this: https://example.com?</p>")
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assert_equal_html \
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%(<p>Check this: <a href="https://example.com" rel="noreferrer">https://example.com</a>,</p>),
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format_html("<p>Check this: https://example.com,</p>")
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assert_equal_html \
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%(<p>Check this: <a href="https://example.com" rel="noreferrer">https://example.com</a>:</p>),
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format_html("<p>Check this: https://example.com:</p>")
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assert_equal_html \
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%(<p>Check this: <a href="https://example.com" rel="noreferrer">https://example.com</a>;</p>),
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format_html("<p>Check this: https://example.com;</p>")
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end
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test "respect existing links" do
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assert_equal_html \
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%(<p>Check this: <a href="https://example.com">https://example.com</a></p>),
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format_html("<p>Check this: <a href=\"https://example.com\">https://example.com</a></p>")
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end
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test "convert email addresses into mailto links" do
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assert_equal_html \
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%(<p>Contact us at <a href="mailto:support@example.com">support@example.com</a></p>),
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format_html("<p>Contact us at support@example.com</p>")
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end
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test "respect existing linked emails" do
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assert_equal_html \
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%(<p>Contact us at <a href="mailto:support@example.com">support@example.com</a></p>),
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format_html(%(<p>Contact us at <a href="mailto:support@example.com">support@example.com</a></p>))
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end
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test "don't autolink content in excluded elements" do
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%w[ figcaption pre code ].each do |element|
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assert_equal_html \
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"<#{element}>Check this: https://example.com</#{element}>",
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format_html("<#{element}>Check this: https://example.com</#{element}>")
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end
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end
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test "preserve escaped HTML containing URLs" do
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input = 'before text <img src="https://example.com/image.png"> after text'
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output = format_html(input)
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assert_no_match(/<img/, output, "should not create an img element")
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assert_includes output, "<img"
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end
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end
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