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-rw-r--r--activesupport/test/core_ext/string_ext_test.rb125
1 files changed, 98 insertions, 27 deletions
diff --git a/activesupport/test/core_ext/string_ext_test.rb b/activesupport/test/core_ext/string_ext_test.rb
index d4f8ba8cdd..cdc695f036 100644
--- a/activesupport/test/core_ext/string_ext_test.rb
+++ b/activesupport/test/core_ext/string_ext_test.rb
@@ -10,10 +10,12 @@ require 'active_support/time'
require 'active_support/core_ext/string/strip'
require 'active_support/core_ext/string/output_safety'
require 'active_support/core_ext/string/indent'
+require 'time_zone_test_helpers'
class StringInflectionsTest < ActiveSupport::TestCase
include InflectorTestCases
include ConstantizeTestCases
+ include TimeZoneTestHelpers
def test_strip_heredoc_on_an_empty_string
assert_equal '', ''.strip_heredoc
@@ -58,6 +60,11 @@ class StringInflectionsTest < ActiveSupport::TestCase
assert_equal("blargles", "blargle".pluralize(2))
end
+ test 'pluralize with count = 1 still returns new string' do
+ name = "Kuldeep"
+ assert_not_same name.pluralize(1), name
+ end
+
def test_singularize
SingularToPlural.each do |singular, plural|
assert_equal(singular, plural.singularize)
@@ -161,6 +168,10 @@ class StringInflectionsTest < ActiveSupport::TestCase
end
end
+ def test_humanize_with_html_escape
+ assert_equal 'Hello', ERB::Util.html_escape("hello").humanize
+ end
+
def test_ord
assert_equal 97, 'a'.ord
assert_equal 97, 'abc'.ord
@@ -178,21 +189,21 @@ class StringInflectionsTest < ActiveSupport::TestCase
end
def test_string_squish
- original = %{\u180E\u180E A string surrounded by unicode mongolian vowel separators,
- with tabs(\t\t), newlines(\n\n), unicode nextlines(\u0085\u0085) and many spaces( ). \u180E\u180E}
+ original = %{\u205f\u3000 A string surrounded by various unicode spaces,
+ with tabs(\t\t), newlines(\n\n), unicode nextlines(\u0085\u0085) and many spaces( ). \u00a0\u2007}
- expected = "A string surrounded by unicode mongolian vowel separators, " +
+ expected = "A string surrounded by various unicode spaces, " +
"with tabs( ), newlines( ), unicode nextlines( ) and many spaces( )."
# Make sure squish returns what we expect:
- assert_equal original.squish, expected
+ assert_equal expected, original.squish
# But doesn't modify the original string:
- assert_not_equal original, expected
+ assert_not_equal expected, original
# Make sure squish! returns what we expect:
- assert_equal original.squish!, expected
+ assert_equal expected, original.squish!
# And changes the original string:
- assert_equal original, expected
+ assert_equal expected, original
end
def test_string_inquiry
@@ -205,19 +216,40 @@ class StringInflectionsTest < ActiveSupport::TestCase
assert_equal "Hello Wor...", "Hello World!!".truncate(12)
end
- def test_truncate_with_omission_and_seperator
+ def test_truncate_with_omission_and_separator
assert_equal "Hello[...]", "Hello World!".truncate(10, :omission => "[...]")
assert_equal "Hello[...]", "Hello Big World!".truncate(13, :omission => "[...]", :separator => ' ')
assert_equal "Hello Big[...]", "Hello Big World!".truncate(14, :omission => "[...]", :separator => ' ')
assert_equal "Hello Big[...]", "Hello Big World!".truncate(15, :omission => "[...]", :separator => ' ')
end
- def test_truncate_with_omission_and_regexp_seperator
+ def test_truncate_with_omission_and_regexp_separator
assert_equal "Hello[...]", "Hello Big World!".truncate(13, :omission => "[...]", :separator => /\s/)
assert_equal "Hello Big[...]", "Hello Big World!".truncate(14, :omission => "[...]", :separator => /\s/)
assert_equal "Hello Big[...]", "Hello Big World!".truncate(15, :omission => "[...]", :separator => /\s/)
end
+ def test_truncate_words
+ assert_equal "Hello Big World!", "Hello Big World!".truncate_words(3)
+ assert_equal "Hello Big...", "Hello Big World!".truncate_words(2)
+ end
+
+ def test_truncate_words_with_omission
+ assert_equal "Hello Big World!", "Hello Big World!".truncate_words(3, :omission => "[...]")
+ assert_equal "Hello Big[...]", "Hello Big World!".truncate_words(2, :omission => "[...]")
+ end
+
+ def test_truncate_words_with_separator
+ assert_equal "Hello<br>Big<br>World!...", "Hello<br>Big<br>World!<br>".truncate_words(3, :separator => '<br>')
+ assert_equal "Hello<br>Big<br>World!", "Hello<br>Big<br>World!".truncate_words(3, :separator => '<br>')
+ assert_equal "Hello\n<br>Big...", "Hello\n<br>Big<br>Wide<br>World!".truncate_words(2, :separator => '<br>')
+ end
+
+ def test_truncate_words_with_separator_and_omission
+ assert_equal "Hello<br>Big<br>World![...]", "Hello<br>Big<br>World!<br>".truncate_words(3, :omission => "[...]", :separator => '<br>')
+ assert_equal "Hello<br>Big<br>World!", "Hello<br>Big<br>World!".truncate_words(3, :omission => "[...]", :separator => '<br>')
+ 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),
"\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).truncate(10)
@@ -228,20 +260,32 @@ class StringInflectionsTest < ActiveSupport::TestCase
end
def test_remove
- assert_equal "Summer", "Fast Summer".remove(/Fast /)
- assert_equal "Summer", "Fast Summer".remove!(/Fast /)
+ original = "This is a good day to die"
+ assert_equal "This is a good day", original.remove(" to die")
+ assert_equal "This is a good day", original.remove(" to ", /die/)
+ assert_equal "This is a good day to die", original
+ end
+
+ def test_remove_for_multiple_occurrences
+ original = "This is a good day to die to die"
+ assert_equal "This is a good day", original.remove(" to die")
+ assert_equal "This is a good day to die to die", original
+ end
+
+ def test_remove!
+ original = "This is a very good day to die"
+ assert_equal "This is a good day to die", original.remove!(" very")
+ assert_equal "This is a good day to die", original
+ assert_equal "This is a good day", original.remove!(" to ", /die/)
+ assert_equal "This is a good day", original
end
def test_constantize
- run_constantize_tests_on do |string|
- string.constantize
- end
+ run_constantize_tests_on(&:constantize)
end
def test_safe_constantize
- run_safe_constantize_tests_on do |string|
- string.safe_constantize
- end
+ run_safe_constantize_tests_on(&:safe_constantize)
end
end
@@ -292,6 +336,12 @@ class StringAccessTest < ActiveSupport::TestCase
assert_equal 'x', 'x'.first(4)
end
+ test "#first with Fixnum >= string length still returns a new string" do
+ string = "hello"
+ different_string = string.first(5)
+ assert_not_same different_string, string
+ end
+
test "#last returns the last character" do
assert_equal "o", "hello".last
assert_equal 'x', 'x'.last
@@ -304,6 +354,12 @@ class StringAccessTest < ActiveSupport::TestCase
assert_equal 'x', 'x'.last(4)
end
+ test "#last with Fixnum >= string length still returns a new string" do
+ string = "hello"
+ different_string = string.last(5)
+ assert_not_same different_string, string
+ end
+
test "access returns a real string" do
hash = {}
hash["h"] = true
@@ -333,6 +389,8 @@ class StringAccessTest < ActiveSupport::TestCase
end
class StringConversionsTest < ActiveSupport::TestCase
+ include TimeZoneTestHelpers
+
def test_string_to_time
with_env_tz "Europe/Moscow" do
assert_equal Time.utc(2005, 2, 27, 23, 50), "2005-02-27 23:50".to_time(:utc)
@@ -358,11 +416,11 @@ class StringConversionsTest < ActiveSupport::TestCase
end
def test_partial_string_to_time
- with_env_tz "Europe/Moscow" do
+ with_env_tz "Europe/Moscow" do # use timezone which does not observe DST.
now = Time.now
assert_equal Time.local(now.year, now.month, now.day, 23, 50), "23:50".to_time
assert_equal Time.utc(now.year, now.month, now.day, 23, 50), "23:50".to_time(:utc)
- assert_equal Time.local(now.year, now.month, now.day, 18, 50), "13:50 -0100".to_time
+ assert_equal Time.local(now.year, now.month, now.day, 17, 50), "13:50 -0100".to_time
assert_equal Time.utc(now.year, now.month, now.day, 23, 50), "22:50 -0100".to_time(:utc)
end
end
@@ -502,14 +560,6 @@ class StringConversionsTest < ActiveSupport::TestCase
assert_nil "".to_date
assert_equal Date.new(Date.today.year, 2, 3), "Feb 3rd".to_date
end
-
- protected
- def with_env_tz(new_tz = 'US/Eastern')
- old_tz, ENV['TZ'] = ENV['TZ'], new_tz
- yield
- ensure
- old_tz ? ENV['TZ'] = old_tz : ENV.delete('TZ')
- end
end
class StringBehaviourTest < ActiveSupport::TestCase
@@ -604,6 +654,19 @@ class OutputSafetyTest < ActiveSupport::TestCase
assert !@other_combination.html_safe?
end
+ test "Prepending safe onto unsafe yields unsafe" do
+ @string.prepend "other".html_safe
+ assert !@string.html_safe?
+ assert_equal @string, "otherhello"
+ end
+
+ test "Prepending unsafe onto safe yields escaped safe" do
+ other = "other".html_safe
+ other.prepend "<foo>"
+ assert other.html_safe?
+ assert_equal other, "&lt;foo&gt;other"
+ end
+
test "Concatting safe onto unsafe yields unsafe" do
@other_string = "other"
@@ -714,6 +777,14 @@ class OutputSafetyTest < ActiveSupport::TestCase
string = "<b>hello</b>".html_safe
assert_equal string, ERB::Util.html_escape(string)
end
+
+ test "ERB::Util.html_escape_once only escapes once" do
+ string = '1 < 2 &amp; 3'
+ escaped_string = "1 &lt; 2 &amp; 3"
+
+ assert_equal escaped_string, ERB::Util.html_escape_once(string)
+ assert_equal escaped_string, ERB::Util.html_escape_once(escaped_string)
+ end
end
class StringExcludeTest < ActiveSupport::TestCase