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Contents
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/../../spec_helper'
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/fixtures/classes'
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/shared/pos'
describe "IO#pos" do
it_behaves_like(:io_pos, :pos)
end
describe "IO#pos=" do
before :each do
@fname = 'test.txt'
File.open @fname, 'w' do |f| f.write "123" end
end
after :each do
File.unlink @fname
end
it "sets the offset" do
File.open @fname do |f|
val1 = f.read 1
f.pos = 0
f.read(1).should == val1
end
end
it "can handle any numerical argument without breaking" do
File.open @fname do |io|
io.pos = 1.2
io.pos.should == 1
io.pos = 2**32
io.pos.should == 2**32
io.pos = 1.23423423432e12
io.pos.should == Integer(1.23423423432e12)
io.pos = Float::EPSILON
io.pos.should == 0
lambda { io.pos = 2**128 }.should raise_error(RangeError)
end
end
it "raises IOError on closed stream" do
lambda { IOSpecs.closed_file.pos = 0 }.should raise_error(IOError)
end
end
Version data entries
83 entries across 83 versions & 1 rubygems