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Diffstat (limited to 'actionview/test/template/text_helper_test.rb')
| -rw-r--r-- | actionview/test/template/text_helper_test.rb | 539 |
1 files changed, 539 insertions, 0 deletions
diff --git a/actionview/test/template/text_helper_test.rb b/actionview/test/template/text_helper_test.rb new file mode 100644 index 0000000000..e961a770e6 --- /dev/null +++ b/actionview/test/template/text_helper_test.rb @@ -0,0 +1,539 @@ +# frozen_string_literal: true + +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" + assert_equal "foobar", concat("bar") + assert_equal "foobar", output_buffer + end + + def test_simple_format_should_be_html_safe + assert_predicate simple_format("<b> test with html tags </b>"), :html_safe? + end + + def test_simple_format_included_in_isolation + helper_klass = Class.new { include ActionView::Helpers::TextHelper } + assert_predicate helper_klass.new.simple_format("<b> test with html tags </b>"), :html_safe? + end + + def test_simple_format + assert_equal "<p></p>", simple_format(nil) + + assert_equal "<p>crazy\n<br /> cross\n<br /> platform linebreaks</p>", simple_format("crazy\r\n cross\r platform linebreaks") + assert_equal "<p>A paragraph</p>\n\n<p>and another one!</p>", simple_format("A paragraph\n\nand another one!") + assert_equal "<p>A paragraph\n<br /> With a newline</p>", simple_format("A paragraph\n With a newline") + + text = "A\nB\nC\nD" + assert_equal "<p>A\n<br />B\n<br />C\n<br />D</p>", simple_format(text) + + text = "A\r\n \nB\n\n\r\n\t\nC\nD" + assert_equal "<p>A\n<br /> \n<br />B</p>\n\n<p>\t\n<br />C\n<br />D</p>", simple_format(text) + + assert_equal '<p class="test">This is a classy test</p>', simple_format("This is a classy test", class: "test") + assert_equal %Q(<p class="test">para 1</p>\n\n<p class="test">para 2</p>), 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 "<p><b> test with unsafe string </b>code!</p>", simple_format("<b> test with unsafe string </b><script>code!</script>") + end + + def test_simple_format_should_sanitize_input_when_sanitize_option_is_true + assert_equal "<p><b> test with unsafe string </b>code!</p>", + simple_format("<b> test with unsafe string </b><script>code!</script>", {}, { sanitize: true }) + end + + def test_simple_format_should_not_sanitize_input_when_sanitize_option_is_false + assert_equal "<p><b> test with unsafe string </b><script>code!</script></p>", simple_format("<b> test with unsafe string </b><script>code!</script>", {}, { sanitize: false }) + end + + def test_simple_format_with_custom_wrapper + assert_equal "<div></div>", simple_format(nil, {}, { wrapper_tag: "div" }) + end + + def test_simple_format_with_custom_wrapper_and_multi_line_breaks + assert_equal "<div>We want to put a wrapper...</div>\n\n<div>...right there.</div>", 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 = "<b>Ok</b><script>code!</script>" + 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 ...").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").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 ...<a href=\"#\">Continue</a>", + 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_predicate truncate("Hello World!", length: 12), :html_safe? + end + + def test_truncate_should_escape_the_input + assert_equal "Hello <sc...", truncate("Hello <script>code!</script>World!!", length: 12) + end + + def test_truncate_should_not_escape_the_input_with_escape_false + assert_equal "Hello <sc...", truncate("Hello <script>code!</script>World!!", length: 12, escape: false) + end + + def test_truncate_with_escape_false_should_be_html_safe + truncated = truncate("Hello <script>code!</script>World!!", length: 12, escape: false) + assert_predicate 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_predicate truncated, :html_safe? + end + + def test_truncate_with_block_should_escape_the_input + assert_equal "<script>code!</script>He...<a href=\"#\">Continue</a>", + truncate("<script>code!</script>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 "<script>code!</script>He...<a href=\"#\">Continue</a>", + truncate("<script>code!</script>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("<script>code!</script>Here's a long test and I need a continue to read link", length: 27, escape: false) { link_to "Continue", "#" } + assert_predicate 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) { "<script>alert('foo');</script>" } + end + + def test_highlight_should_be_html_safe + assert_predicate highlight("This is a beautiful morning", "beautiful"), :html_safe? + end + + def test_highlight + assert_equal( + "This is a <mark>beautiful</mark> morning", + highlight("This is a beautiful morning", "beautiful") + ) + + assert_equal( + "This is a <mark>beautiful</mark> morning, but also a <mark>beautiful</mark> day", + highlight("This is a beautiful morning, but also a beautiful day", "beautiful") + ) + + assert_equal( + "This is a <b>beautiful</b> morning, but also a <b>beautiful</b> day", + highlight("This is a beautiful morning, but also a beautiful day", "beautiful", highlighter: '<b>\1</b>') + ) + + 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 <mark>beautiful</mark> morningcode!", + highlight("This is a beautiful morning<script>code!</script>", "beautiful") + ) + end + + def test_highlight_should_not_sanitize_if_sanitize_option_if_false + assert_equal( + "This is a <mark>beautiful</mark> morning<script>code!</script>", + highlight("This is a beautiful morning<script>code!</script>", "beautiful", sanitize: false) + ) + end + + def test_highlight_with_regexp + assert_equal( + "This is a <mark>beautiful!</mark> morning", + highlight("This is a beautiful! morning", "beautiful!") + ) + + assert_equal( + "This is a <mark>beautiful! morning</mark>", + highlight("This is a beautiful! morning", "beautiful! morning") + ) + + assert_equal( + "This is a <mark>beautiful? morning</mark>", + highlight("This is a beautiful? morning", "beautiful? morning") + ) + end + + def test_highlight_accepts_regexp + assert_equal("This day was challenging for judge <mark>Allen</mark> 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 %(<em>wow</em> <em>em</em>), highlight("wow em", %w(wow em), highlighter: '<em>\1</em>') + end + + def test_highlight_with_html + assert_equal( + "<p>This is a <mark>beautiful</mark> morning, but also a <mark>beautiful</mark> day</p>", + highlight("<p>This is a beautiful morning, but also a beautiful day</p>", "beautiful") + ) + assert_equal( + "<p>This is a <em><mark>beautiful</mark></em> morning, but also a <mark>beautiful</mark> day</p>", + highlight("<p>This is a <em>beautiful</em> morning, but also a beautiful day</p>", "beautiful") + ) + assert_equal( + "<p>This is a <em class=\"error\"><mark>beautiful</mark></em> morning, but also a <mark>beautiful</mark> <span class=\"last\">day</span></p>", + highlight("<p>This is a <em class=\"error\">beautiful</em> morning, but also a beautiful <span class=\"last\">day</span></p>", "beautiful") + ) + assert_equal( + "<p class=\"beautiful\">This is a <mark>beautiful</mark> morning, but also a <mark>beautiful</mark> day</p>", + highlight("<p class=\"beautiful\">This is a beautiful morning, but also a beautiful day</p>", "beautiful") + ) + assert_equal( + "<p>This is a <mark>beautiful</mark> <a href=\"http://example.com/beautiful#top?what=beautiful%20morning&when=now+then\">morning</a>, but also a <mark>beautiful</mark> day</p>", + highlight("<p>This is a beautiful <a href=\"http://example.com/beautiful\#top?what=beautiful%20morning&when=now+then\">morning</a>, but also a beautiful day</p>", "beautiful") + ) + assert_equal( + "<div>abc <b>div</b></div>", + highlight("<div>abc div</div>", "div", highlighter: '<b>\1</b>') + ) + end + + def test_highlight_does_not_modify_the_options_hash + options = { highlighter: '<b>\1</b>', sanitize: false } + passed_options = options.dup + highlight("<div>abc div</div>", "div", passed_options) + assert_equal options, passed_options + end + + def test_highlight_with_block + assert_equal( + "<b>one</b> <b>two</b> <b>three</b>", + highlight("one two three", ["one", "two", "three"]) { |word| "<b>#{word}</b>" } + ) + 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_not_predicate 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...").force_encoding(Encoding::UTF_8), excerpt((+"That's why e\357\254\203ciency could not be helped").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_with_leading_spaces + assert_equal(" This is a paragraph\nthat includes some\nindented lines:\n Like this sample\n blockquote", word_wrap(" This is a paragraph that includes some\nindented lines:\n Like this sample\n blockquote", line_width: 25)) + 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 |