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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

import sys
import unittest

import SCons.Errors
import SCons.Node.Alias

class AliasTestCase(unittest.TestCase):

    def test_AliasNameSpace(self):
        """Test creating an Alias name space
        """
        ans = SCons.Node.Alias.AliasNameSpace()
        assert not ans is None, ans

    def test_ANS_Alias(self):
        """Test the Alias() factory
        """
        ans = SCons.Node.Alias.AliasNameSpace()

        a1 = ans.Alias('a1')
        assert a1.name == 'a1', a1.name

        a2 = ans.Alias('a1')
        assert a1 is a2, (a1, a2)

    def test_get_contents(self):
        """Test the get_contents() method
        """
        class DummyNode:
            def __init__(self, contents):
                self.contents = contents
            def get_contents(self):
                return self.contents

        ans = SCons.Node.Alias.AliasNameSpace()

        ans.Alias('a1')
        a = ans.lookup('a1')

        a.sources = [ DummyNode('one'), DummyNode('two'), DummyNode('three') ]

        c = a.get_contents()
        assert c == 'onetwothree', c

    def test_lookup(self):
        """Test the lookup() method
        """
        ans = SCons.Node.Alias.AliasNameSpace()

        ans.Alias('a1')
        a = ans.lookup('a1')
        assert a.name == 'a1', a.name

        a1 = ans.lookup('a1')
        assert a is a1, a1

        a = ans.lookup('a2')
        assert a == None, a

    def test_Alias(self):
        """Test creating an Alias() object
        """
        a1 = SCons.Node.Alias.Alias('a')
        assert a1.name == 'a', a1.name

        a2 = SCons.Node.Alias.Alias('a')
        assert a2.name == 'a', a2.name

        assert not a1 is a2
        assert a1.name == a2.name

class AliasNodeInfoTestCase(unittest.TestCase):
    def test___init__(self):
        """Test AliasNodeInfo initialization"""
        ans = SCons.Node.Alias.AliasNameSpace()
        aaa = ans.Alias('aaa')
        ni = SCons.Node.Alias.AliasNodeInfo(aaa)

class AliasBuildInfoTestCase(unittest.TestCase):
    def test___init__(self):
        """Test AliasBuildInfo initialization"""
        ans = SCons.Node.Alias.AliasNameSpace()
        aaa = ans.Alias('aaa')
        bi = SCons.Node.Alias.AliasBuildInfo(aaa)

if __name__ == "__main__":
    suite = unittest.TestSuite()
    tclasses = [
        AliasTestCase,
        AliasBuildInfoTestCase,
        AliasNodeInfoTestCase,
    ]
    for tclass in tclasses:
        names = unittest.getTestCaseNames(tclass, 'test_')
        suite.addTests(map(tclass, names))
    if not unittest.TextTestRunner().run(suite).wasSuccessful():
        sys.exit(1)
