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Contents
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/../../spec_helper'
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/shared/new'
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/fixtures/classes'
describe "IO.open" do
it_behaves_like :io_new, :open
end
describe "IO.open" do
before :all do
@file_name = File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/fixtures/gets.txt'
end
it "raises IOError on closed stream" do
lambda { IO.open(IOSpecs.closed_file.fileno, 'w') }.should raise_error(IOError)
end
it "with a block invokes close on opened IO object when exiting the block" do
File.open(@file_name, 'r') do |f|
io = IO.open(f.fileno, 'r') do |io|
class << io
@res = "close was not invoked"
alias_method(:close_orig, :close)
def close; close_orig; @res = "close was invoked"; end
def to_s; @res; end
end
io
end
io.to_s.should == "close was invoked"
end
end
it "with a block propagates non-StandardErrors produced by close" do
lambda {
File.open @file_name do |f|
IO.open f.fileno do |io|
def io.close
raise Exception, "exception out of close"
end
end
end # IO object is closed here
}.should raise_error(Exception)
end
it "with a block swallows StandardErrors produced by close" do
# This closes the file descriptor twice, the second raises Errno::EBADF
lambda {
File.open @file_name do |f|
IO.open f.fileno do end
end
}.should_not raise_error
end
# before :all do
# @filename = "/tmp/rubinius-spec-io-new-#{$$}.txt"
# end
#
# after :all do
# File.unlink @filename
# end
#
# before :each do
# @file = File.open @filename, "w"
# end
#
# after :each do
# # This should normally NOT be rescued
# @file.close unless @file.closed? rescue nil
# end
end
Version data entries
83 entries across 83 versions & 1 rubygems