twitter-status-bot/.gems/gems/multipart-post-2.0.0/test/test_composite_io.rb

116 lines
2.8 KiB
Ruby

#--
# Copyright (c) 2007-2013 Nick Sieger.
# See the file README.txt included with the distribution for
# software license details.
#++
require 'composite_io'
require 'stringio'
require 'test/unit'
require 'timeout'
class CompositeReadIOTest < Test::Unit::TestCase
def setup
@io = CompositeReadIO.new(CompositeReadIO.new(StringIO.new('the '), StringIO.new('quick ')),
StringIO.new('brown '), StringIO.new('fox'))
end
def test_full_read_from_several_ios
assert_equal 'the quick brown fox', @io.read
end
unless RUBY_VERSION < '1.9'
def test_read_from_multibyte
utf8 = File.open(File.dirname(__FILE__)+'/multibyte.txt')
binary = StringIO.new("\x86")
@io = CompositeReadIO.new(binary,utf8)
expect = "\x86\xE3\x83\x95\xE3\x82\xA1\xE3\x82\xA4\xE3\x83\xAB\n"
expect.force_encoding('BINARY') if expect.respond_to?(:force_encoding)
assert_equal expect, @io.read
end
end
def test_partial_read
assert_equal 'the quick', @io.read(9)
end
def test_partial_read_to_boundary
assert_equal 'the quick ', @io.read(10)
end
def test_read_with_size_larger_than_available
assert_equal 'the quick brown fox', @io.read(32)
end
def test_read_into_buffer
buf = ''
@io.read(nil, buf)
assert_equal 'the quick brown fox', buf
end
def test_multiple_reads
assert_equal 'the ', @io.read(4)
assert_equal 'quic', @io.read(4)
assert_equal 'k br', @io.read(4)
assert_equal 'own ', @io.read(4)
assert_equal 'fox', @io.read(4)
end
def test_read_after_end
@io.read
assert_equal "", @io.read
end
def test_read_after_end_with_amount
@io.read(32)
assert_equal nil, @io.read(32)
end
def test_second_full_read_after_rewinding
@io.read
@io.rewind
assert_equal 'the quick brown fox', @io.read
end
def test_convert_error
assert_raises(ArgumentError) {
UploadIO.convert!('tmp.txt', 'text/plain', 'tmp.txt', 'tmp.txt')
}
end
## FIXME excluding on JRuby due to
## http://jira.codehaus.org/browse/JRUBY-7109
if IO.respond_to?(:copy_stream) && !defined?(JRUBY_VERSION)
def test_compatible_with_copy_stream
target_io = StringIO.new
Timeout.timeout(1) do
IO.copy_stream(@io, target_io)
end
assert_equal "the quick brown fox", target_io.string
end
end
def test_empty
io = CompositeReadIO.new
assert_equal "", io.read
end
def test_empty_limited
io = CompositeReadIO.new
assert_nil io.read(1)
end
def test_empty_parts
io = CompositeReadIO.new(StringIO.new, StringIO.new('the '), StringIO.new, StringIO.new('quick'))
assert_equal "the", io.read(3)
assert_equal " qu", io.read(3)
assert_equal "ick", io.read(4)
end
def test_all_empty_parts
io = CompositeReadIO.new(StringIO.new, StringIO.new)
assert_nil io.read(1)
end
end