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-rw-r--r--test/psych/test_string.rb23
1 files changed, 21 insertions, 2 deletions
diff --git a/test/psych/test_string.rb b/test/psych/test_string.rb
index 77aefc6daed..0c5d4d2625c 100644
--- a/test/psych/test_string.rb
+++ b/test/psych/test_string.rb
@@ -9,6 +9,12 @@ module Psych
attr_accessor :val
end
+ class Z < String
+ def initialize
+ force_encoding Encoding::US_ASCII
+ end
+ end
+
def test_another_subclass_with_attributes
y = Psych.load Psych.dump Y.new("foo").tap {|y| y.val = 1}
assert_equal "foo", y
@@ -28,6 +34,12 @@ module Psych
assert_equal X, x.class
end
+ def test_empty_character_subclass
+ assert_match "!ruby/string:#{Z}", Psych.dump(Z.new)
+ x = Psych.load Psych.dump Z.new
+ assert_equal Z, x.class
+ end
+
def test_subclass_with_attributes
y = Psych.load Psych.dump Y.new.tap {|y| y.val = 1}
assert_equal Y, y.class
@@ -40,8 +52,8 @@ module Psych
assert_equal '01:03:05', Psych.load(yaml)
end
- def test_tagged_binary_should_be_dumped_as_binary
- string = "hello world!"
+ def test_nonascii_string_as_binary
+ string = "hello \x80 world!"
string.force_encoding 'ascii-8bit'
yml = Psych.dump string
assert_match(/binary/, yml)
@@ -69,6 +81,13 @@ module Psych
assert_equal string, Psych.load(yml)
end
+ def test_ascii_only_8bit_string
+ string = "abc".encode(Encoding::ASCII_8BIT)
+ yml = Psych.dump string
+ refute_match(/binary/, yml)
+ assert_equal string, Psych.load(yml)
+ end
+
def test_string_with_ivars
food = "is delicious"
ivar = "on rock and roll"