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|
# frozen_string_literal: true
require "irb"
require_relative "../helper"
module TestIRB
class CustomCommandIntegrationTest < TestIRB::IntegrationTestCase
def test_command_registration_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"
end
end
IRB::Command.register(:print!, PrintCommand)
binding.irb
RUBY
output = run_ruby_file do
type "print!"
type "exit"
end
assert_include(output, "Hello from PrintCommand")
end
def test_command_registration_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"
end
end
IRB::Command.register("print!", PrintCommand)
binding.irb
RUBY
output = run_ruby_file do
type "print!"
type "exit"
end
assert_include(output, "Hello from PrintCommand")
end
def test_arguments_propagation
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
end
end
IRB::Command.register(:print_arg, PrintArgCommand)
binding.irb
RUBY
output = run_ruby_file do
type "print_arg"
type "print_arg \n"
type "print_arg a r g"
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
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
def test_no_meta_command_also_works
write_ruby <<~RUBY
require "irb/command"
class NoMetaCommand < IRB::Command::Base
def execute(*)
puts "This command does not override meta attributes"
end
end
IRB::Command.register(:no_meta, NoMetaCommand)
binding.irb
RUBY
output = run_ruby_file do
type "no_meta"
type "help no_meta"
type "exit"
end
assert_include(output, "This command does not override meta attributes")
assert_include(output, "No description provided.")
assert_not_include(output, "Maybe IRB bug")
end
def test_command_name_local_variable
write_ruby <<~RUBY
require "irb/command"
class FooBarCommand < IRB::Command::Base
category 'CommandTest'
description 'test'
def execute(arg)
puts "arg=\#{arg.inspect}"
end
end
IRB::Command.register(:foo_bar, FooBarCommand)
binding.irb
RUBY
output = run_ruby_file do
type "binding.irb"
type "foo_bar == 1 || 1"
type "foo_bar =~ /2/ || 2"
type "exit"
type "binding.irb"
type "foo_bar = '3'; foo_bar"
type "foo_bar == 4 || '4'"
type "foo_bar =~ /5/ || '5'"
type "exit"
type "binding.irb"
type "foo_bar ||= '6'; foo_bar"
type "foo_bar == 7 || '7'"
type "foo_bar =~ /8/ || '8'"
type "exit"
type "exit"
end
assert_include(output, 'arg="== 1 || 1"')
assert_include(output, 'arg="=~ /2/ || 2"')
assert_include(output, '=> "3"')
assert_include(output, '=> "4"')
assert_include(output, '=> "5"')
assert_include(output, '=> "6"')
assert_include(output, '=> "7"')
assert_include(output, '=> "8"')
end
end
end
|
