1 files changed, 17 insertions, 0 deletions
diff --git a/activesupport/test/multibyte_test_helpers.rb b/activesupport/test/multibyte_test_helpers.rb
new file mode 100644
index 0000000000..a163195431
--- /dev/null
+++ b/activesupport/test/multibyte_test_helpers.rb
@@ -0,0 +1,17 @@
+module MultibyteTestHelpers
+  UNICODE_STRING = 'こにちわ'
+  ASCII_STRING = 'ohayo'
+  BYTE_STRING = "\270\236\010\210\245"
+
+  def chars(str)
+    ActiveSupport::Multibyte::Chars.new(str)
+  end
+
+  def inspect_codepoints(str)
+    str.to_s.unpack("U*").map{|cp| cp.to_s(16) }.join(' ')
+  end
+
+  def assert_equal_codepoints(expected, actual, message=nil)
+    assert_equal(inspect_codepoints(expected), inspect_codepoints(actual), message)
+  end
+end
+\ No newline at end of file