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("

foo

"), "

bar

"], "
") assert_equal "

foo

<br /><p>bar</p>", joined joined = safe_join([raw("

foo

"), raw("

bar

")], raw("
")) assert_equal "

foo


bar

", 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"',['','']], '
') assert_equal '"a" <br/> <b> <br/> <c>', 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( ') end test "to_sentence should not escape html_safe values" do ptag = content_tag("p") do safe_join(["shady stuff", tag("br")]) end url = "https://example.com" expected = %(#{url} and

<marquee>shady stuff</marquee>

) 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 end