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__revision__ = "src/engine/SCons/Tool/ToolTests.py  2014/09/27 12:51:43 garyo"

import sys
import unittest

import TestUnit

import SCons.Errors
import SCons.Tool

class ToolTestCase(unittest.TestCase):
    def test_Tool(self):
        """Test the Tool() function"""
        class Environment(object):
            def __init__(self):
                self.dict = {}
            def Detect(self, progs):
                if not SCons.Util.is_List(progs):
                    progs = [ progs ]
                return progs[0]
            def Append(self, **kw):
                self.dict.update(kw)
            def __getitem__(self, key):
                return self.dict[key]
            def __setitem__(self, key, val):
                self.dict[key] = val
            def __contains__(self, key):
                return self.dict.__contains__(key)
            def has_key(self, key):
                return key in self.dict
            def subst(self, string, *args, **kwargs):
                return string
        env = Environment()
        env['BUILDERS'] = {}
        env['ENV'] = {}
        env['PLATFORM'] = 'test'
        t = SCons.Tool.Tool('g++')
        t(env)
        assert (env['CXX'] == 'c++' or env['CXX'] == 'g++'), env['CXX']
        assert env['INCPREFIX'] == '-I', env['INCPREFIX']
        assert env['TOOLS'] == ['g++'], env['TOOLS']

        try:
            SCons.Tool.Tool()
        except TypeError:
            pass
        else:
            raise

        try:
            p = SCons.Tool.Tool('_does_not_exist_')
        except SCons.Errors.EnvironmentError:
            pass
        else:
            raise


if __name__ == "__main__":
    suite = unittest.makeSuite(ToolTestCase, 'test_')
    TestUnit.run(suite)

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