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# frozen_string_literal: true
require_relative "test_helper"
require "byebug/version"
module Byebug
#
# Tests standalone byebug when flags that require no target program are used
#
class RunnerWithoutTargetProgramTest < TestCase
def test_run_with_version_flag
stdout = run_byebug("--version")
assert_match full_version, stdout
end
def test_run_with_help_flag
stdout = run_byebug("--help")
assert_match full_help, stdout
end
def test_run_with_remote_option_only_with_a_port_number
stdout = run_byebug("--remote", "9999")
assert_match(
/Connecting to byebug server at localhost:9999\.\.\./,
stdout
)
end
def test_run_with_remote_option_with_host_and_port_specification
stdout = run_byebug("--remote", "myhost:9999")
assert_match(/Connecting to byebug server at myhost:9999\.\.\./, stdout)
end
def test_run_without_a_script_to_debug
stdout = run_byebug
assert_match_error("You must specify a program to debug", stdout)
end
def test_run_with_an_nonexistent_script
stdout = run_byebug("non_existent_script.rb")
assert_match_error("The script doesn't exist", stdout)
end
def test_run_with_an_invalid_script
example_file.write("[1,2,")
example_file.close
stdout = run_byebug(example_path)
assert_match_error("The script has incorrect syntax", stdout)
end
private
def assert_match_error(message, output)
assert_match(/\*\*\* #{message}/, output)
end
def full_version
deindent <<-HELP
Running byebug #{Byebug::VERSION}
HELP
end
def full_help
deindent <<-HELP
byebug #{Byebug::VERSION}
Usage: byebug [options] <script.rb> -- <script.rb parameters>
-d, --debug Set $DEBUG=true
-I, --include list Add to paths to $LOAD_PATH
-m, --[no-]post-mortem Use post-mortem mode
-q, --[no-]quit Quit when script finishes
-x, --[no-]rc Run byebug initialization file
-s, --[no-]stop Stop when script is loaded
-r, --require file Require library before script
-R, --remote [host:]port Remote debug [host:]port
-t, --[no-]trace Turn on line tracing
-v, --version Print program version
-h, --help Display this message
HELP
end
end
end
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