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require 'psych/helper'
module Psych
class TestString < TestCase
def test_tagged_binary_should_be_dumped_as_binary
string = "hello world!"
string.force_encoding 'ascii-8bit'
yml = Psych.dump string
assert_match(/binary/, yml)
assert_equal string, Psych.load(yml)
end
def test_binary_string_null
string = "\x00"
yml = Psych.dump string
assert_match(/binary/, yml)
assert_equal string, Psych.load(yml)
end
def test_binary_string
string = binary_string
yml = Psych.dump string
assert_match(/binary/, yml)
assert_equal string, Psych.load(yml)
end
def test_non_binary_string
string = binary_string(0.29)
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"
food.instance_variable_set(:@we_built_this_city, ivar)
str = Psych.load Psych.dump food
assert_equal ivar, food.instance_variable_get(:@we_built_this_city)
end
def test_binary
string = [0, 123,22, 44, 9, 32, 34, 39].pack('C*')
assert_cycle string
end
def binary_string percentage = 0.31, length = 100
string = ''
(percentage * length).to_i.times do |i|
string << "\b"
end
string << 'a' * (length - string.length)
string
end
end
end
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