#! /usr/bin/env python

top = '.'
out = 'build'

from waflib import Node, Build, Utils, Logs

def tt(msg, expected, result):
	color = 'RED'
	if result == expected:
		color = 'GREEN'
	Logs.pprint(color, msg.ljust(20) + " %r" % result)


FRAG1 = '''#include <stdio.h>\nint main() { printf(somestring); return 0; }\n'''
FRAG2 = '''#ifdef MMM\nint main() { return 0; }\n#endif\n'''

def options(opt):
	opt.load('compiler_c')

def configure(conf):
	"""the configuration should not raise any assert"""

	conf.load('compiler_c')

	conf.define('AAA', 1)
	tt('define AAA', "['AAA=1']", repr(conf.env.DEFINES))

	conf.undefine('AAA')
	tt('undefine AAA', [], conf.env.DEFINES)

	conf.define('BB', 32)
	conf.define('CC', 'test')
	conf.define('inline', 'inline', quote=False)

	conf.write_config_header()
	tt('empty config header', [], conf.env.DEFINES)

	conf.define('somestring', 'test')
	conf.check(fragment=FRAG1, define_name='MMM', mandatory=False)
	tt('is_defined(MMM)', True, conf.is_defined('MMM'))
	conf.check(fragment=FRAG2, define_name='NNN', mandatory=False)
	tt('defines are propagated to tests', True, conf.is_defined('NNN'))

	conf.undefine('AAA')
	conf.write_config_header('config.2.h', remove=False)
	tt('defines are not removed', 3, len(conf.env.DEFINES))

	tt('have_define', 'HAVE_FOO', conf.have_define('FOO'))

	conf.env.DEFINES = []
	conf.define('AAA', 1)
	conf.define('AAA', 2)
	tt('AAA', '2', conf.get_define('AAA'))
	tt('defines count', 1, len(conf.env.DEFINES))

def build(bld):
	pass