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require_relative '../spec_helper'
describe "``" do
it "returns the output of the executed sub-process" do
ip = 'world'
`echo disc #{ip}`.should == "disc world\n"
end
it "can be redefined and receive a frozen string as argument" do
called = false
runner = Object.new
runner.singleton_class.define_method(:`) do |str|
called = true
str.should == "test command"
str.frozen?.should == true
end
runner.instance_exec do
`test command`
end
called.should == true
end
it "the argument isn't frozen if it contains interpolation" do
called = false
runner = Object.new
runner.singleton_class.define_method(:`) do |str|
called = true
str.should == "test command"
str.frozen?.should == false
str << "mutated"
end
2.times do
runner.instance_exec do
`test #{:command}`
end
end
called.should == true
end
end
describe "%x" do
it "is the same as ``" do
ip = 'world'
%x(echo disc #{ip}).should == "disc world\n"
end
it "can be redefined and receive a frozen string as argument" do
called = false
runner = Object.new
runner.singleton_class.define_method(:`) do |str|
called = true
str.should == "test command"
str.frozen?.should == true
end
runner.instance_exec do
%x{test command}
end
called.should == true
end
it "the argument isn't frozen if it contains interpolation" do
called = false
runner = Object.new
runner.singleton_class.define_method(:`) do |str|
called = true
str.should == "test command"
str.frozen?.should == false
str << "mutated"
end
2.times do
runner.instance_exec do
%x{test #{:command}}
end
end
called.should == true
end
end
|
