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Contents
# encoding: utf-8
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/../../spec_helper'
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/fixtures/classes'
ruby_version_is '1.8.7' do
describe "IO#each_char" do
before :each do
@original = $KCODE
$KCODE = "UTF-8"
@io = File.open(IOSpecs.gets_fixtures)
end
after :each do
@io.close unless @io.closed?
$KCODE = @original
end
it "raises IOError on closed stream" do
lambda { IOSpecs.closed_file.each_char {} }.should raise_error(IOError)
end
it "yields each character" do
@io.readline.should == "Voici la ligne une.\n"
chars = []
@io.each_char do |c|
chars << c
break if chars.length >= 5
end
chars.should == ["Q", "u", "i", " ", "รจ"]
end
it "works on empty streams" do
f = File.new(tmp("io-each-char-spec"), "w+")
lambda {
f.each_char { |b| raise IOError }
}.should_not raise_error
f.close
File.unlink(tmp("io-each-char-spec"))
end
it "returns an Enumerator when passed no block" do
enum = @io.each_char
enum.instance_of?(enumerator_class).should be_true
enum.each.first(5).should == ["V", "o", "i", "c", "i"]
end
end
end
Version data entries
83 entries across 83 versions & 1 rubygems