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# frozen_string_literal: true
require "irb"
require_relative "../helper"
module TestIRB
class CustomCommandIntegrationTest < TestIRB::IntegrationTestCase
def test_command_regsitration_can_happen_after_irb_require
write_ruby <<~RUBY
require "irb"
require "irb/command"
class PrintCommand < IRB::Command::Base
category 'CommandTest'
description 'print_command'
def execute(*)
puts "Hello from PrintCommand"
nil
end
end
IRB::Command.register(:print!, PrintCommand)
binding.irb
RUBY
output = run_ruby_file do
type "print!\n"
type "exit"
end
assert_include(output, "Hello from PrintCommand")
end
def test_command_regsitration_accepts_string_too
write_ruby <<~RUBY
require "irb/command"
class PrintCommand < IRB::Command::Base
category 'CommandTest'
description 'print_command'
def execute(*)
puts "Hello from PrintCommand"
nil
end
end
IRB::Command.register("print!", PrintCommand)
binding.irb
RUBY
output = run_ruby_file do
type "print!\n"
type "exit"
end
assert_include(output, "Hello from PrintCommand")
end
def test_arguments_propogation
write_ruby <<~RUBY
require "irb/command"
class PrintArgCommand < IRB::Command::Base
category 'CommandTest'
description 'print_command_arg'
def execute(arg)
$nth_execution ||= 0
puts "\#{$nth_execution} arg=\#{arg.inspect}"
$nth_execution += 1
nil
end
end
IRB::Command.register(:print_arg, PrintArgCommand)
binding.irb
RUBY
output = run_ruby_file do
type "print_arg\n"
type "print_arg \n"
type "print_arg a r g\n"
type "print_arg a r g \n"
type "exit"
end
assert_include(output, "0 arg=\"\"")
assert_include(output, "1 arg=\"\"")
assert_include(output, "2 arg=\"a r g\"")
assert_include(output, "3 arg=\"a r g\"")
end
def test_def_extend_command_still_works
write_ruby <<~RUBY
require "irb"
class FooBarCommand < IRB::Command::Base
category 'FooBarCategory'
description 'foobar_description'
def execute(*)
$nth_execution ||= 1
puts "\#{$nth_execution} FooBar executed"
$nth_execution += 1
nil
end
end
IRB::ExtendCommandBundle.def_extend_command(:foobar, FooBarCommand, nil, [:fbalias, IRB::Command::OVERRIDE_ALL])
binding.irb
RUBY
output = run_ruby_file do
type "foobar"
type "fbalias"
type "help foobar"
type "exit"
end
assert_include(output, "1 FooBar executed")
assert_include(output, "2 FooBar executed")
assert_include(output, "foobar_description")
end
end
end
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