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require "abstract_unit"
class OutputSafetyHelperTest < ActionView::TestCase
tests ActionView::Helpers::OutputSafetyHelper
def setup
@string = "hello"
end
test "raw returns the safe string" do
result = raw(@string)
assert_equal @string, result
assert result.html_safe?
end
test "raw handles nil values correctly" do
assert_equal "", raw(nil)
end
test "safe_join should html_escape any items, including the separator, if they are not html_safe" do
joined = safe_join([raw("<p>foo</p>"), "<p>bar</p>"], "<br />")
assert_equal "<p>foo</p><br /><p>bar</p>", joined
joined = safe_join([raw("<p>foo</p>"), raw("<p>bar</p>")], raw("<br />"))
assert_equal "<p>foo</p><br /><p>bar</p>", joined
end
test "safe_join should work recursively similarly to Array.join" do
joined = safe_join(["a", ["b", "c"]], ":")
assert_equal "a:b:c", joined
joined = safe_join(['"a"', ["<b>", "<c>"]], " <br/> ")
assert_equal ""a" <br/> <b> <br/> <c>", joined
end
test "safe_join should return the safe string separated by $, when second argument is not passed" do
joined = safe_join(["a", "b"])
assert_equal "a#{$,}b", joined
end
test "to_sentence should escape non-html_safe values" do
actual = to_sentence(%w(< > & ' "))
assert actual.html_safe?
assert_equal("<, >, &, ', and "", actual)
actual = to_sentence(%w(<script>))
assert actual.html_safe?
assert_equal("<script>", actual)
end
test "to_sentence does not double escape if single value is html_safe" do
assert_equal("<script>", to_sentence([ERB::Util.html_escape("<script>")]))
assert_equal("<script>", to_sentence(["<script>".html_safe]))
assert_equal("&lt;script&gt;", to_sentence(["<script>"]))
end
test "to_sentence connector words are checked for html safety" do
assert_equal "one & two, and three", to_sentence(["one", "two", "three"], words_connector: " & ".html_safe)
assert_equal "one & two", to_sentence(["one", "two"], two_words_connector: " & ".html_safe)
assert_equal "one, two <script>alert(1)</script> three", to_sentence(["one", "two", "three"], last_word_connector: " <script>alert(1)</script> ")
end
test "to_sentence should not escape html_safe values" do
ptag = content_tag("p") do
safe_join(["<marquee>shady stuff</marquee>", tag("br")])
end
url = "https://example.com"
expected = %(<a href="#{url}">#{url}</a> and <p><marquee>shady stuff</marquee><br /></p>)
actual = to_sentence([link_to(url, url), ptag])
assert actual.html_safe?
assert_equal(expected, actual)
end
test "to_sentence handles blank strings" do
actual = to_sentence(["", "two", "three"])
assert actual.html_safe?
assert_equal ", two, and three", actual
end
test "to_sentence handles nil values" do
actual = to_sentence([nil, "two", "three"])
assert actual.html_safe?
assert_equal ", two, and three", actual
end
test "to_sentence still supports ActiveSupports Array#to_sentence arguments" do
assert_equal "one two, and three", to_sentence(["one", "two", "three"], words_connector: " ")
assert_equal "one & two, and three", to_sentence(["one", "two", "three"], words_connector: " & ".html_safe)
assert_equal "onetwo, and three", to_sentence(["one", "two", "three"], words_connector: nil)
assert_equal "one, two, and also three", to_sentence(["one", "two", "three"], last_word_connector: ", and also ")
assert_equal "one, twothree", to_sentence(["one", "two", "three"], last_word_connector: nil)
assert_equal "one, two three", to_sentence(["one", "two", "three"], last_word_connector: " ")
assert_equal "one, two and three", to_sentence(["one", "two", "three"], last_word_connector: " and ")
end
test "to_sentence is not affected by $," do
separator_was = $,
$, = "|"
begin
assert_equal "one and two", to_sentence(["one", "two"])
assert_equal "one, two, and three", to_sentence(["one", "two", "three"])
ensure
$, = separator_was
end
end
end
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