note
	legal: "See notice at end of class."
	status: "See notice at end of class."
	keywords: "Eiffel test"
	date: "$Date$"
	revision: "$Revision$"

class EW_CPU_LIMIT_INST

inherit
	EW_TEST_INSTRUCTION
	EW_STRING_UTILITIES

feature

	inst_initialize (limit: READABLE_STRING_32)
			-- Initialize instruction from `limit'.  Set
			-- `init_ok' to indicate whether
			-- initialization was successful.
		do
			if
				limit.is_empty or
				first_white_position (limit) > 0 or else
				not limit.is_integer
			then
				init_ok := False
				failure_explanation := {STRING_32} "need exactly one integer argument"
			else
				cpu_limit := limit.to_integer
				init_ok := True
			end
		end

	execute (test: EW_EIFFEL_EWEASEL_TEST)
			-- Execute `Current' as one of the
			-- instructions of `test'.  Always successful.
		do
			test.set_cpu_limit (cpu_limit)
		end

	init_ok: BOOLEAN
			-- Was last call to `initialize' successful?

	execute_ok: BOOLEAN = True
			-- Calls to `execute' are always successful.

feature {NONE}

	cpu_limit: INTEGER;
			-- CPU limit in seconds for spawned processes

note
	copyright: "[
			Copyright (c) 1984-2018, University of Southern California and contributors.
			All rights reserved.
			]"
	license:   "Your use of this work is governed under the terms of the GNU General Public License version 2"
	copying: "[
			This file is part of the EiffelWeasel Eiffel Regression Tester.

			The EiffelWeasel Eiffel Regression Tester is free
			software; you can redistribute it and/or modify it under
			the terms of the GNU General Public License version 2 as published
			by the Free Software Foundation.

			The EiffelWeasel Eiffel Regression Tester is
			distributed in the hope that it will be useful, but
			WITHOUT ANY WARRANTY; without even the implied warranty
			of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
			See the GNU General Public License version 2 for more details.

			You should have received a copy of the GNU General Public
			License version 2 along with the EiffelWeasel Eiffel Regression Tester
			if not, write to the Free Software Foundation,
			Inc., 51 Franklin St, Fifth Floor, Boston, MA
		]"

end