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|
defmodule Pleroma.HTMLTest do
alias Pleroma.HTML
use Pleroma.DataCase
@html_sample """
<b>this is in bold</b>
<p>this is a paragraph</p>
this is a linebreak<br />
this is an image: <img src="http://example.com/image.jpg"><br />
<script>alert('hacked')</script>
"""
@html_onerror_sample """
<img src="http://example.com/image.jpg" onerror="alert('hacked')">
"""
describe "StripTags scrubber" do
test "works as expected" do
expected = """
this is in bold
this is a paragraph
this is a linebreak
this is an image:
alert('hacked')
"""
assert expected == HTML.strip_tags(@html_sample)
end
test "does not allow attribute-based XSS" do
expected = "\n"
assert expected == HTML.strip_tags(@html_onerror_sample)
end
end
describe "TwitterText scrubber" do
test "normalizes HTML as expected" do
expected = """
this is in bold
<p>this is a paragraph</p>
this is a linebreak<br />
this is an image: <img src="http://example.com/image.jpg" /><br />
alert('hacked')
"""
assert expected == HTML.filter_tags(@html_sample, Pleroma.HTML.Scrubber.TwitterText)
end
test "does not allow attribute-based XSS" do
expected = """
<img src="http://example.com/image.jpg" />
"""
assert expected == HTML.filter_tags(@html_onerror_sample, Pleroma.HTML.Scrubber.TwitterText)
end
end
describe "default scrubber" do
test "normalizes HTML as expected" do
expected = """
<b>this is in bold</b>
<p>this is a paragraph</p>
this is a linebreak<br />
this is an image: <img src="http://example.com/image.jpg" /><br />
alert('hacked')
"""
assert expected == HTML.filter_tags(@html_sample, Pleroma.HTML.Scrubber.Default)
end
test "does not allow attribute-based XSS" do
expected = """
<img src="http://example.com/image.jpg" />
"""
assert expected == HTML.filter_tags(@html_onerror_sample, Pleroma.HTML.Scrubber.Default)
end
end
end
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