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# frozen_string_literal: true
module Byebug
#
# Some custom matches for changing stuff temporarily during tests
#
module TestTemporary
#
# Yields a block using temporary values for command line program name and
# command line arguments.
#
# @param program_name [String] New value for the program name
# @param *args [Array] New value for the program arguments
#
def with_command_line(program_name, *args)
original_program_name = $PROGRAM_NAME
original_argv = $ARGV
$PROGRAM_NAME = program_name
$ARGV.replace(args)
yield
ensure
$PROGRAM_NAME = original_program_name
$ARGV.replace(original_argv)
end
#
# Yields a block using a specific mode of the debugger
#
def with_mode(mode)
old_mode = Byebug.mode
Byebug.mode = mode
yield
ensure
Byebug.mode = old_mode
end
#
# Yields a block using a temporary value for a setting
#
# @param key [Symbol] Setting key
# @param value [Object] Temporary value for the setting
#
def with_setting(key, value)
original_value = Setting[key]
Setting[key] = value
yield
ensure
Setting[key] = original_value
end
#
# Temporary creates a new file a yields it to the passed block
#
def with_new_tempfile(content)
file = Tempfile.new("foo")
file.write(content)
file.close
yield(file.path)
ensure
file.close
file.unlink
end
#
# Changes global rc file to have specific contents, runs the block and
# restores the old config afterwards.
#
def with_init_file(content)
old_init_file = Byebug.init_file
Byebug.init_file = ".byebug_test_rc"
with_new_file(File.expand_path(".byebug_test_rc"), content) do
yield
end
ensure
Byebug.init_file = old_init_file
end
#
# Creates a file, yields the block and deletes the file afterwards
#
# @param name [String] Name for the file
# @param content [String] Content for the file
#
def with_new_file(name, content)
File.open(name, "w") { |f| f.write(content) }
yield
ensure
File.delete(name)
end
#
# Runs the block with a temporary value for an ENV variable
#
# @param key [String] Name for the key in the ENV hash
# @param vlaue [String] Value of the key in the ENV hash
#
def with_env(key, value)
old_value = ENV[key]
ENV[key] = value
yield
ensure
ENV[key] = old_value
end
end
end
|
