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require File.expand_path('../../fixtures/classes', __FILE__)
# This group of specs may ONLY contain specs that do successfully create
# an IO instance from the file descriptor returned by #new_fd helper.
describe :io_new, :shared => true do
before :each do
@name = tmp("io_new.txt")
@fd = new_fd @name
end
after :each do
if @io and !@io.closed?
@io.close
elsif @fd
IO.new(@fd, "w").close
end
rm_r @name
end
it "creates an IO instance from a Fixnum argument" do
@io = IO.send(@method, @fd, "w")
@io.should be_an_instance_of(IO)
end
it "calls #to_int on an object to convert to a Fixnum" do
obj = mock("file descriptor")
obj.should_receive(:to_int).and_return(@fd)
@io = IO.send(@method, obj, "w")
@io.should be_an_instance_of(IO)
end
ruby_version_is "1.9" do
it "accepts a :mode option" do
@io = IO.send(@method, @fd, :mode => "w")
@io.write("foo").should == 3
end
it "accepts a mode argument set to nil with a valid :mode option" do
@io = IO.send(@method, @fd, nil, :mode => "w")
@io.write("foo").should == 3
end
it "accepts a mode argument with a :mode option set to nil" do
@io = IO.send(@method, @fd, "w", :mode => nil)
@io.write("foo").should == 3
end
it "raises an error if passed modes two ways" do
lambda {
IO.send(@method, @fd, "w", :mode => "w")
}.should raise_error(ArgumentError)
end
it "uses the external encoding specified in the mode argument" do
@io = IO.send(@method, @fd, 'w:utf-8')
@io.external_encoding.to_s.should == 'UTF-8'
end
it "uses the external and the internal encoding specified in the mode argument" do
@io = IO.send(@method, @fd, 'w:utf-8:ISO-8859-1')
@io.external_encoding.to_s.should == 'UTF-8'
@io.internal_encoding.to_s.should == 'ISO-8859-1'
end
it "uses the external encoding specified via the :external_encoding option" do
@io = IO.send(@method, @fd, 'w', {:external_encoding => 'utf-8'})
@io.external_encoding.to_s.should == 'UTF-8'
end
it "uses the internal encoding specified via the :internal_encoding option" do
@io = IO.send(@method, @fd, 'w', {:internal_encoding => 'iso-8859-1'})
@io.internal_encoding.to_s.should == 'ISO-8859-1'
end
it "uses the colon-separated encodings specified via the :encoding option" do
@io = IO.send(@method, @fd, 'w', {:encoding => 'utf-8:ISO-8859-1'})
@io.external_encoding.to_s.should == 'UTF-8'
@io.internal_encoding.to_s.should == 'ISO-8859-1'
end
it "ingores the :encoding option when the :external_encoding option is present" do
@io = IO.send(@method, @fd, 'w', {:external_encoding => 'utf-8', :encoding => 'iso-8859-1:iso-8859-1'})
@io.external_encoding.to_s.should == 'UTF-8'
end
it "ingores the :encoding option when the :internal_encoding option is present" do
@io = IO.send(@method, @fd, 'w', {:internal_encoding => 'iso-8859-1', :encoding => 'iso-8859-1:iso-8859-1'})
@io.internal_encoding.to_s.should == 'ISO-8859-1'
end
it "uses the encoding specified via the :mode option hash" do
@io = IO.send(@method, @fd, {:mode => 'w:utf-8:ISO-8859-1'})
@io.external_encoding.to_s.should == 'UTF-8'
@io.internal_encoding.to_s.should == 'ISO-8859-1'
end
it "ignores the :internal_encoding option when the same as the external encoding" do
@io = IO.send(@method, @fd, 'w', {:external_encoding => 'utf-8', :internal_encoding => 'utf-8'})
@io.external_encoding.to_s.should == 'UTF-8'
@io.internal_encoding.to_s.should == ''
end
it "sets internal encoding to nil when passed '-'" do
@io = IO.send(@method, @fd, 'w', {:external_encoding => 'utf-8', :internal_encoding => '-'})
@io.external_encoding.to_s.should == 'UTF-8'
@io.internal_encoding.to_s.should == ''
end
it "raises an error if passed encodings two ways" do
lambda {
@io = IO.send(@method, @fd, 'w:ISO-8859-1', {:encoding => 'ISO-8859-1'})
}.should raise_error(ArgumentError)
lambda {
@io = IO.send(@method, @fd, 'w:ISO-8859-1', {:external_encoding => 'ISO-8859-1'})
}.should raise_error(ArgumentError)
lambda {
@io = IO.send(@method, @fd, 'w:ISO-8859-1:UTF-8', {:internal_encoding => 'ISO-8859-1'})
}.should raise_error(ArgumentError)
end
it "sets binmode from mode string" do
@io = IO.send(@method, @fd, 'wb')
@io.binmode?.should == true
end
it "does not set binmode without being asked" do
@io = IO.send(@method, @fd, 'w')
@io.binmode?.should == false
end
it "sets binmode from :binmode option" do
@io = IO.send(@method, @fd, 'w', {:binmode => true})
@io.binmode?.should == true
end
it "does not set binmode from false :binmode" do
@io = IO.send(@method, @fd, 'w', {:binmode => false})
@io.binmode?.should == false
end
ruby_bug "#5918", "2.0" do
it "raises an error if passed binary/text mode two ways" do
["wb", "wt"].each do |mode|
[:binmode, :textmode].each do |key|
[true, false].each do |value|
lambda {
@io = IO.send(@method, @fd, mode, key => value)
}.should raise_error(ArgumentError)
end
end
end
end
end
it "raises an error when trying to set both binmode and textmode" do
lambda {
@io = IO.send(@method, @fd, "w", :textmode => true, :binmode => true)
}.should raise_error(ArgumentError)
lambda {
@io = IO.send(@method, @fd, File::Constants::WRONLY, :textmode => true, :binmode => true)
}.should raise_error(ArgumentError)
end
it "sets external encoding to binary with binmode in mode string" do
@io = IO.send(@method, @fd, 'wb')
@io.external_encoding.to_s.should == 'ASCII-8BIT'
end
ruby_bug "#5917", "2.0" do
it "sets external encoding to binary with :binmode option" do
@io = IO.send(@method, @fd, 'w', {:binmode => true})
@io.external_encoding.to_s.should == 'ASCII-8BIT'
end
end
it "does not use binary encoding when mode encoding is specified" do
@io = IO.send(@method, @fd, 'wb:iso-8859-1')
@io.external_encoding.to_s.should == 'ISO-8859-1'
end
it "does not use binary encoding when :encoding option is specified" do
@io = IO.send(@method, @fd, 'wb', :encoding => "iso-8859-1")
@io.external_encoding.to_s.should == 'ISO-8859-1'
end
it "does not use binary encoding when :external_encoding option is specified" do
@io = IO.send(@method, @fd, 'wb', :external_encoding => "iso-8859-1")
@io.external_encoding.to_s.should == 'ISO-8859-1'
end
it "does not use binary encoding when :internal_encoding option is specified" do
@io = IO.send(@method, @fd, 'wb', :internal_encoding => "iso-8859-1")
@io.internal_encoding.to_s.should == 'ISO-8859-1'
end
ruby_version_is "1.9.3" do
it "accepts nil options" do
@io = IO.send(@method, @fd, 'w', nil)
@io.write("foo").should == 3
end
end
it "coerces mode with #to_str" do
mode = mock("mode")
mode.should_receive(:to_str).any_number_of_times.and_return('w')
@io = IO.send(@method, @fd, mode)
end
it "coerces mode with #to_int" do
mode = mock("mode")
mode.should_receive(:to_int).any_number_of_times.and_return(File::WRONLY)
@io = IO.send(@method, @fd, mode)
end
it "coerces mode with #to_str when passed in options" do
mode = mock("mode")
mode.should_receive(:to_str).any_number_of_times.and_return('w')
@io = IO.send(@method, @fd, :mode => mode)
end
ruby_version_is "1.9.3" do
it "coerces mode with #to_int when passed in options" do
mode = mock("mode")
mode.should_receive(:to_int).any_number_of_times.and_return(File::WRONLY)
@io = IO.send(@method, @fd, :mode => mode)
end
end
it "coerces :encoding option with #to_str" do
encoding = mock("encoding")
encoding.should_receive(:to_str).any_number_of_times.and_return('utf-8')
@io = IO.send(@method, @fd, 'w', :encoding => encoding)
end
it "coerces :external_encoding option with #to_str" do
encoding = mock("encoding")
encoding.should_receive(:to_str).any_number_of_times.and_return('utf-8')
@io = IO.send(@method, @fd, 'w', :external_encoding => encoding)
end
it "coerces :internal_encoding option with #to_str" do
encoding = mock("encoding")
encoding.should_receive(:to_str).any_number_of_times.and_return('utf-8')
@io = IO.send(@method, @fd, 'w', :internal_encoding => encoding)
end
it "coerces options as third argument with #to_hash" do
options = mock("options")
options.should_receive(:to_hash).any_number_of_times.and_return({})
@io = IO.send(@method, @fd, 'w', options)
end
it "coerces options as second argument with #to_hash" do
options = mock("options")
options.should_receive(:to_hash).any_number_of_times.and_return({})
@io = IO.send(@method, @fd, options)
end
it "raises ArgumentError if not passed a hash or nil for options" do
lambda {
@io = IO.send(@method, @fd, 'w', false)
}.should raise_error(ArgumentError)
lambda {
@io = IO.send(@method, @fd, false, false)
}.should raise_error(ArgumentError)
lambda {
@io = IO.send(@method, @fd, nil, false)
}.should raise_error(ArgumentError)
end
ruby_version_is "1.9.3" do
it "raises TypeError if passed a hash for mode and nil for options" do
lambda {
@io = IO.send(@method, @fd, {:mode => 'w'}, nil)
}.should raise_error(TypeError)
end
end
end
ruby_version_is "1.9.2" do
it "accepts an :autoclose option" do
@io = IO.send(@method, @fd, 'w', :autoclose => false)
@io.autoclose?.should == false
@io.autoclose = true
end
it "accepts any truthy option :autoclose" do
@io = IO.send(@method, @fd, 'w', :autoclose => 42)
@io.autoclose?.should == true
end
end
end
# This group of specs may ONLY contain specs that do not actually create
# an IO instance from the file descriptor returned by #new_fd helper.
describe :io_new_errors, :shared => true do
before :each do
@name = tmp("io_new.txt")
@fd = new_fd @name
end
after :each do
IO.new(@fd, "w").close
rm_r @name
end
it "raises an Errno::EBADF if the file descriptor is not valid" do
lambda { IO.send(@method, -1, "w") }.should raise_error(Errno::EBADF)
end
it "raises an IOError if passed a closed stream" do
lambda { IO.send(@method, IOSpecs.closed_io.fileno, 'w') }.should raise_error(IOError)
end
it "raises an Errno::EINVAL if the new mode is not compatible with the descriptor's current mode" do
lambda { IO.send(@method, @fd, "r") }.should raise_error(Errno::EINVAL)
end
it "raises ArgumentError if passed an empty mode string" do
lambda { IO.send(@method, @fd, "") }.should raise_error(ArgumentError)
end
end
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