require "abstract_unit" class TextHelperTest < ActionView::TestCase tests ActionView::Helpers::TextHelper def setup super # This simulates the fact that instance variables are reset every time # a view is rendered. The cycle helper depends on this behavior. @_cycles = nil if (defined? @_cycles) end def test_concat self.output_buffer = "foo".dup assert_equal "foobar", concat("bar") assert_equal "foobar", output_buffer end def test_simple_format_should_be_html_safe assert simple_format(" test with html tags ").html_safe? end def test_simple_format_included_in_isolation helper_klass = Class.new { include ActionView::Helpers::TextHelper } assert helper_klass.new.simple_format(" test with html tags ").html_safe? end def test_simple_format assert_equal "

", simple_format(nil) assert_equal "

crazy\n
cross\n
platform linebreaks

", simple_format("crazy\r\n cross\r platform linebreaks") assert_equal "

A paragraph

\n\n

and another one!

", simple_format("A paragraph\n\nand another one!") assert_equal "

A paragraph\n
With a newline

", simple_format("A paragraph\n With a newline") text = "A\nB\nC\nD".freeze assert_equal "

A\n
B\n
C\n
D

", simple_format(text) text = "A\r\n \nB\n\n\r\n\t\nC\nD".freeze assert_equal "

A\n
\n
B

\n\n

\t\n
C\n
D

", simple_format(text) assert_equal '

This is a classy test

', simple_format("This is a classy test", class: "test") assert_equal %Q(

para 1

\n\n

para 2

), simple_format("para 1\n\npara 2", class: "test") end def test_simple_format_should_sanitize_input_when_sanitize_option_is_not_false assert_equal "

test with unsafe string code!

", simple_format(" test with unsafe string ") end def test_simple_format_should_sanitize_input_when_sanitize_option_is_true assert_equal "

test with unsafe string code!

", simple_format(" test with unsafe string ", {}, sanitize: true) end def test_simple_format_should_not_sanitize_input_when_sanitize_option_is_false assert_equal "

test with unsafe string

", simple_format(" test with unsafe string ", {}, sanitize: false) end def test_simple_format_with_custom_wrapper assert_equal "
", simple_format(nil, {}, wrapper_tag: "div") end def test_simple_format_with_custom_wrapper_and_multi_line_breaks assert_equal "
We want to put a wrapper...
\n\n
...right there.
", simple_format("We want to put a wrapper...\n\n...right there.", {}, wrapper_tag: "div") end def test_simple_format_should_not_change_the_text_passed text = "Ok" text_clone = text.dup simple_format(text) assert_equal text_clone, text end def test_simple_format_does_not_modify_the_html_options_hash options = { class: "foobar" } passed_options = options.dup simple_format("some text", passed_options) assert_equal options, passed_options end def test_simple_format_does_not_modify_the_options_hash options = { wrapper_tag: :div, sanitize: false } passed_options = options.dup simple_format("some text", {}, passed_options) assert_equal options, passed_options end def test_truncate assert_equal "Hello World!", truncate("Hello World!", length: 12) assert_equal "Hello Wor...", truncate("Hello World!!", length: 12) end def test_truncate_should_use_default_length_of_30 str = "This is a string that will go longer then the default truncate length of 30" assert_equal str[0...27] + "...", truncate(str) end def test_truncate_with_options_hash assert_equal "This is a string that wil[...]", truncate("This is a string that will go longer then the default truncate length of 30", omission: "[...]") assert_equal "Hello W...", truncate("Hello World!", length: 10) assert_equal "Hello[...]", truncate("Hello World!", omission: "[...]", length: 10) assert_equal "Hello[...]", truncate("Hello Big World!", omission: "[...]", length: 13, separator: " ") assert_equal "Hello Big[...]", truncate("Hello Big World!", omission: "[...]", length: 14, separator: " ") assert_equal "Hello Big[...]", truncate("Hello Big World!", omission: "[...]", length: 15, separator: " ") end def test_truncate_multibyte assert_equal "\354\225\204\353\246\254\353\236\221 \354\225\204\353\246\254 ...".dup.force_encoding(Encoding::UTF_8), truncate("\354\225\204\353\246\254\353\236\221 \354\225\204\353\246\254 \354\225\204\353\235\274\353\246\254\354\230\244".dup.force_encoding(Encoding::UTF_8), length: 10) end def test_truncate_does_not_modify_the_options_hash options = { length: 10 } passed_options = options.dup truncate("some text", passed_options) assert_equal options, passed_options end def test_truncate_with_link_options assert_equal "Here is a long test and ...Continue", truncate("Here is a long test and I need a continue to read link", length: 27) { link_to "Continue", "#" } end def test_truncate_should_be_html_safe assert truncate("Hello World!", length: 12).html_safe? end def test_truncate_should_escape_the_input assert_equal "Hello <sc...", truncate("Hello World!!", length: 12) end def test_truncate_should_not_escape_the_input_with_escape_false assert_equal "Hello code!World!!", length: 12, escape: false) end def test_truncate_with_escape_false_should_be_html_safe truncated = truncate("Hello World!!", length: 12, escape: false) assert truncated.html_safe? end def test_truncate_with_block_should_be_html_safe truncated = truncate("Here's a long test and I need a continue to read link", length: 27) { link_to "Continue", "#" } assert truncated.html_safe? end def test_truncate_with_block_should_escape_the_input assert_equal "<script>code!</script>He...Continue", truncate("Here's a long test and I need a continue to read link", length: 27) { link_to "Continue", "#" } end def test_truncate_with_block_should_not_escape_the_input_with_escape_false assert_equal "He...Continue", truncate("Here's a long test and I need a continue to read link", length: 27, escape: false) { link_to "Continue", "#" } end def test_truncate_with_block_with_escape_false_should_be_html_safe truncated = truncate("Here's a long test and I need a continue to read link", length: 27, escape: false) { link_to "Continue", "#" } assert truncated.html_safe? end def test_truncate_with_block_should_escape_the_block assert_equal "Here is a long test and ...<script>alert('foo');</script>", truncate("Here is a long test and I need a continue to read link", length: 27) { "" } end def test_highlight_should_be_html_safe assert highlight("This is a beautiful morning", "beautiful").html_safe? end def test_highlight assert_equal( "This is a beautiful morning", highlight("This is a beautiful morning", "beautiful") ) assert_equal( "This is a beautiful morning, but also a beautiful day", highlight("This is a beautiful morning, but also a beautiful day", "beautiful") ) assert_equal( "This is a beautiful morning, but also a beautiful day", highlight("This is a beautiful morning, but also a beautiful day", "beautiful", highlighter: '\1') ) assert_equal( "This text is not changed because we supplied an empty phrase", highlight("This text is not changed because we supplied an empty phrase", nil) ) end def test_highlight_pending assert_equal " ", highlight(" ", "blank text is returned verbatim") end def test_highlight_should_return_blank_string_for_nil assert_equal "", highlight(nil, "blank string is returned for nil") end def test_highlight_should_sanitize_input assert_equal( "This is a beautiful morningcode!", highlight("This is a beautiful morning", "beautiful") ) end def test_highlight_should_not_sanitize_if_sanitize_option_if_false assert_equal( "This is a beautiful morning", highlight("This is a beautiful morning", "beautiful", sanitize: false) ) end def test_highlight_with_regexp assert_equal( "This is a beautiful! morning", highlight("This is a beautiful! morning", "beautiful!") ) assert_equal( "This is a beautiful! morning", highlight("This is a beautiful! morning", "beautiful! morning") ) assert_equal( "This is a beautiful? morning", highlight("This is a beautiful? morning", "beautiful? morning") ) end def test_highlight_accepts_regexp assert_equal("This day was challenging for judge Allen and his colleagues.", highlight("This day was challenging for judge Allen and his colleagues.", /\ballen\b/i)) end def test_highlight_with_multiple_phrases_in_one_pass assert_equal %(wow em), highlight("wow em", %w(wow em), highlighter: '\1') end def test_highlight_with_html assert_equal( "

This is a beautiful morning, but also a beautiful day

", highlight("

This is a beautiful morning, but also a beautiful day

", "beautiful") ) assert_equal( "

This is a beautiful morning, but also a beautiful day

", highlight("

This is a beautiful morning, but also a beautiful day

", "beautiful") ) assert_equal( "

This is a beautiful morning, but also a beautiful day

", highlight("

This is a beautiful morning, but also a beautiful day

", "beautiful") ) assert_equal( "

This is a beautiful morning, but also a beautiful day

", highlight("

This is a beautiful morning, but also a beautiful day

", "beautiful") ) assert_equal( "

This is a beautiful morning, but also a beautiful day

", highlight("

This is a beautiful morning, but also a beautiful day

", "beautiful") ) assert_equal( "
abc div
", highlight("
abc div
", "div", highlighter: '\1') ) end def test_highlight_does_not_modify_the_options_hash options = { highlighter: '\1', sanitize: false } passed_options = options.dup highlight("
abc div
", "div", passed_options) assert_equal options, passed_options end def test_highlight_with_block assert_equal( "one two three", highlight("one two three", ["one", "two", "three"]) { |word| "#{word}" } ) end def test_excerpt assert_equal("...is a beautiful morn...", excerpt("This is a beautiful morning", "beautiful", radius: 5)) assert_equal("This is a...", excerpt("This is a beautiful morning", "this", radius: 5)) assert_equal("...iful morning", excerpt("This is a beautiful morning", "morning", radius: 5)) assert_nil excerpt("This is a beautiful morning", "day") end def test_excerpt_with_regex assert_equal("...is a beautiful! mor...", excerpt("This is a beautiful! morning", "beautiful", radius: 5)) assert_equal("...is a beautiful? mor...", excerpt("This is a beautiful? morning", "beautiful", radius: 5)) assert_equal("...is a beautiful? mor...", excerpt("This is a beautiful? morning", /\bbeau\w*\b/i, radius: 5)) assert_equal("...is a beautiful? mor...", excerpt("This is a beautiful? morning", /\b(beau\w*)\b/i, radius: 5)) assert_equal("...udge Allen and...", excerpt("This day was challenging for judge Allen and his colleagues.", /\ballen\b/i, radius: 5)) assert_equal("...judge Allen and...", excerpt("This day was challenging for judge Allen and his colleagues.", /\ballen\b/i, radius: 1, separator: " ")) assert_equal("...was challenging for...", excerpt("This day was challenging for judge Allen and his colleagues.", /\b(\w*allen\w*)\b/i, radius: 5)) end def test_excerpt_should_not_be_html_safe assert !excerpt("This is a beautiful! morning", "beautiful", radius: 5).html_safe? end def test_excerpt_in_borderline_cases assert_equal("", excerpt("", "", radius: 0)) assert_equal("a", excerpt("a", "a", radius: 0)) assert_equal("...b...", excerpt("abc", "b", radius: 0)) assert_equal("abc", excerpt("abc", "b", radius: 1)) assert_equal("abc...", excerpt("abcd", "b", radius: 1)) assert_equal("...abc", excerpt("zabc", "b", radius: 1)) assert_equal("...abc...", excerpt("zabcd", "b", radius: 1)) assert_equal("zabcd", excerpt("zabcd", "b", radius: 2)) # excerpt strips the resulting string before ap-/prepending excerpt_string. # whether this behavior is meaningful when excerpt_string is not to be # appended is questionable. assert_equal("zabcd", excerpt(" zabcd ", "b", radius: 4)) assert_equal("...abc...", excerpt("z abc d", "b", radius: 1)) end def test_excerpt_with_omission assert_equal("[...]is a beautiful morn[...]", excerpt("This is a beautiful morning", "beautiful", omission: "[...]", radius: 5)) assert_equal( "This is the ultimate supercalifragilisticexpialidoceous very looooooooooooooooooong looooooooooooong beautiful morning with amazing sunshine and awesome tempera[...]", excerpt("This is the ultimate supercalifragilisticexpialidoceous very looooooooooooooooooong looooooooooooong beautiful morning with amazing sunshine and awesome temperatures. So what are you gonna do about it?", "very", omission: "[...]") ) end def test_excerpt_with_utf8 assert_equal("...\357\254\203ciency could not be...".dup.force_encoding(Encoding::UTF_8), excerpt("That's why e\357\254\203ciency could not be helped".dup.force_encoding(Encoding::UTF_8), "could", radius: 8)) end def test_excerpt_does_not_modify_the_options_hash options = { omission: "[...]", radius: 5 } passed_options = options.dup excerpt("This is a beautiful morning", "beautiful", passed_options) assert_equal options, passed_options end def test_excerpt_with_separator options = { separator: " ", radius: 1 } assert_equal("...a very beautiful...", excerpt("This is a very beautiful morning", "very", options)) assert_equal("This is...", excerpt("This is a very beautiful morning", "this", options)) assert_equal("...beautiful morning", excerpt("This is a very beautiful morning", "morning", options)) options = { separator: "\n", radius: 0 } assert_equal("...very long...", excerpt("my very\nvery\nvery long\nstring", "long", options)) options = { separator: "\n", radius: 1 } assert_equal("...very\nvery long\nstring", excerpt("my very\nvery\nvery long\nstring", "long", options)) assert_equal excerpt("This is a beautiful morning", "a"), excerpt("This is a beautiful morning", "a", separator: nil) end def test_word_wrap assert_equal("my very very\nvery long\nstring", word_wrap("my very very very long string", line_width: 15)) end def test_word_wrap_with_extra_newlines assert_equal("my very very\nvery long\nstring\n\nwith another\nline", word_wrap("my very very very long string\n\nwith another line", line_width: 15)) end def test_word_wrap_does_not_modify_the_options_hash options = { line_width: 15 } passed_options = options.dup word_wrap("some text", passed_options) assert_equal options, passed_options end def test_word_wrap_with_custom_break_sequence assert_equal("1234567890\r\n1234567890\r\n1234567890", word_wrap("1234567890 " * 3, line_width: 2, break_sequence: "\r\n")) end def test_pluralization assert_equal("1 count", pluralize(1, "count")) assert_equal("2 counts", pluralize(2, "count")) assert_equal("1 count", pluralize("1", "count")) assert_equal("2 counts", pluralize("2", "count")) assert_equal("1,066 counts", pluralize("1,066", "count")) assert_equal("1.25 counts", pluralize("1.25", "count")) assert_equal("1.0 count", pluralize("1.0", "count")) assert_equal("1.00 count", pluralize("1.00", "count")) assert_equal("2 counters", pluralize(2, "count", "counters")) assert_equal("0 counters", pluralize(nil, "count", "counters")) assert_equal("2 counters", pluralize(2, "count", plural: "counters")) assert_equal("0 counters", pluralize(nil, "count", plural: "counters")) assert_equal("2 people", pluralize(2, "person")) assert_equal("10 buffaloes", pluralize(10, "buffalo")) assert_equal("1 berry", pluralize(1, "berry")) assert_equal("12 berries", pluralize(12, "berry")) end def test_localized_pluralization old_locale = I18n.locale begin I18n.locale = :de ActiveSupport::Inflector.inflections(:de) do |inflect| inflect.irregular "region", "regionen" end assert_equal("1 region", pluralize(1, "region")) assert_equal("2 regionen", pluralize(2, "region")) assert_equal("2 regions", pluralize(2, "region", locale: :en)) ensure I18n.locale = old_locale end end def test_cycle_class value = Cycle.new("one", 2, "3") assert_equal("one", value.to_s) assert_equal("2", value.to_s) assert_equal("3", value.to_s) assert_equal("one", value.to_s) value.reset assert_equal("one", value.to_s) assert_equal("2", value.to_s) assert_equal("3", value.to_s) end def test_cycle_class_with_no_arguments assert_raise(ArgumentError) { Cycle.new } end def test_cycle assert_equal("one", cycle("one", 2, "3")) assert_equal("2", cycle("one", 2, "3")) assert_equal("3", cycle("one", 2, "3")) assert_equal("one", cycle("one", 2, "3")) assert_equal("2", cycle("one", 2, "3")) assert_equal("3", cycle("one", 2, "3")) end def test_cycle_with_array array = [1, 2, 3] assert_equal("1", cycle(array)) assert_equal("2", cycle(array)) assert_equal("3", cycle(array)) end def test_cycle_with_no_arguments assert_raise(ArgumentError) { cycle } end def test_cycle_resets_with_new_values assert_equal("even", cycle("even", "odd")) assert_equal("odd", cycle("even", "odd")) assert_equal("even", cycle("even", "odd")) assert_equal("1", cycle(1, 2, 3)) assert_equal("2", cycle(1, 2, 3)) assert_equal("3", cycle(1, 2, 3)) assert_equal("1", cycle(1, 2, 3)) end def test_named_cycles assert_equal("1", cycle(1, 2, 3, name: "numbers")) assert_equal("red", cycle("red", "blue", name: "colors")) assert_equal("2", cycle(1, 2, 3, name: "numbers")) assert_equal("blue", cycle("red", "blue", name: "colors")) assert_equal("3", cycle(1, 2, 3, name: "numbers")) assert_equal("red", cycle("red", "blue", name: "colors")) end def test_current_cycle_with_default_name cycle("even", "odd") assert_equal "even", current_cycle cycle("even", "odd") assert_equal "odd", current_cycle cycle("even", "odd") assert_equal "even", current_cycle end def test_current_cycle_with_named_cycles cycle("red", "blue", name: "colors") assert_equal "red", current_cycle("colors") cycle("red", "blue", name: "colors") assert_equal "blue", current_cycle("colors") cycle("red", "blue", name: "colors") assert_equal "red", current_cycle("colors") end def test_current_cycle_safe_call assert_nothing_raised { current_cycle } assert_nothing_raised { current_cycle("colors") } end def test_current_cycle_with_more_than_two_names cycle(1, 2, 3) assert_equal "1", current_cycle cycle(1, 2, 3) assert_equal "2", current_cycle cycle(1, 2, 3) assert_equal "3", current_cycle cycle(1, 2, 3) assert_equal "1", current_cycle end def test_default_named_cycle assert_equal("1", cycle(1, 2, 3)) assert_equal("2", cycle(1, 2, 3, name: "default")) assert_equal("3", cycle(1, 2, 3)) end def test_reset_cycle assert_equal("1", cycle(1, 2, 3)) assert_equal("2", cycle(1, 2, 3)) reset_cycle assert_equal("1", cycle(1, 2, 3)) end def test_reset_unknown_cycle reset_cycle("colors") end def test_reset_named_cycle assert_equal("1", cycle(1, 2, 3, name: "numbers")) assert_equal("red", cycle("red", "blue", name: "colors")) reset_cycle("numbers") assert_equal("1", cycle(1, 2, 3, name: "numbers")) assert_equal("blue", cycle("red", "blue", name: "colors")) assert_equal("2", cycle(1, 2, 3, name: "numbers")) assert_equal("red", cycle("red", "blue", name: "colors")) end def test_cycle_no_instance_variable_clashes @cycles = %w{Specialized Fuji Giant} assert_equal("red", cycle("red", "blue")) assert_equal("blue", cycle("red", "blue")) assert_equal("red", cycle("red", "blue")) assert_equal(%w{Specialized Fuji Giant}, @cycles) end end