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SCons / src / engine / SCons / Scanner / ProgTests.py

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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

import os.path
import string
import sys
import types
import unittest

import TestCmd
import SCons.Scanner.Prog

test = TestCmd.TestCmd(workdir = '')

test.subdir('d1', ['d1', 'd2'])

libs = [ 'l1.lib', 'd1/l2.lib', 'd1/d2/l3.lib' ]

for h in libs:
    test.write(h, " ")

# define some helpers:

class DummyEnvironment:
    def __init__(self, **kw):
        self._dict = kw
        self._dict['LIBSUFFIXES'] = '.lib'
        
    def Dictionary(self, *args):
        if not args:
            return self._dict
        elif len(args) == 1:
            return self._dict[args[0]]
        else:
            return map(lambda x, s=self: s._dict[x], args)

    def has_key(self, key):
        return self.Dictionary().has_key(key)

    def __getitem__(self,key):
        return self.Dictionary()[key]

    def __setitem__(self,key,value):
        self.Dictionary()[key] = value

    def __delitem__(self,key):
        del self.Dictionary()[key]

    def subst(self, s):
        return s

def deps_match(deps, libs):
    deps=map(str, deps)
    deps.sort()
    libs.sort()
    return map(os.path.normpath, deps) == \
           map(os.path.normpath,
               map(test.workpath, libs))

# define some tests:

class ProgScanTestCase1(unittest.TestCase):
    def runTest(self):
        env = DummyEnvironment(LIBPATH=[ test.workpath("") ],
                               LIBS=[ 'l1', 'l2', 'l3' ])
        s = SCons.Scanner.Prog.ProgScan()
        path = s.path(env)
        deps = s('dummy', env, path)
        assert deps_match(deps, ['l1.lib']), map(str, deps)

class ProgScanTestCase2(unittest.TestCase):
    def runTest(self):
        env = DummyEnvironment(LIBPATH=map(test.workpath,
                                           ["", "d1", "d1/d2" ]),
                               LIBS=[ 'l1', 'l2', 'l3' ])
        s = SCons.Scanner.Prog.ProgScan()
        path = s.path(env)
        deps = s('dummy', env, path)
        assert deps_match(deps, ['l1.lib', 'd1/l2.lib', 'd1/d2/l3.lib' ]), map(str, deps)

class ProgScanTestCase3(unittest.TestCase):
    def runTest(self):
        env = DummyEnvironment(LIBPATH=[test.workpath("d1/d2"),
                                        test.workpath("d1")],
                               LIBS=string.split('l2 l3'))
        s = SCons.Scanner.Prog.ProgScan()
        path = s.path(env)
        deps = s('dummy', env, path)
        assert deps_match(deps, ['d1/l2.lib', 'd1/d2/l3.lib']), map(str, deps)

class ProgScanTestCase5(unittest.TestCase):
    def runTest(self):
        class SubstEnvironment(DummyEnvironment):
            def subst(self, arg, path=test.workpath("d1")):
                if arg == "blah":
                    return test.workpath("d1")
                else:
                    return arg
        env = SubstEnvironment(LIBPATH=[ "blah" ],
                               LIBS=string.split('l2 l3'))
        s = SCons.Scanner.Prog.ProgScan()
        path = s.path(env)
        deps = s('dummy', env, path)
        assert deps_match(deps, [ 'd1/l2.lib' ]), map(str, deps)

def suite():
    suite = unittest.TestSuite()
    suite.addTest(ProgScanTestCase1())
    suite.addTest(ProgScanTestCase2())
    suite.addTest(ProgScanTestCase3())
    suite.addTest(ProgScanTestCase5())
    if hasattr(types, 'UnicodeType'):
        code = """if 1:
            class ProgScanTestCase4(unittest.TestCase):
                def runTest(self):
                    env = DummyEnvironment(LIBPATH=[test.workpath("d1/d2"),
                                                    test.workpath("d1")],
                                           LIBS=string.split(u'l2 l3'))
                    s = SCons.Scanner.Prog.ProgScan()
                    path = s.path(env)
                    deps = s('dummy', env, path)
                    assert deps_match(deps, ['d1/l2.lib', 'd1/d2/l3.lib']), map(str, deps)
            suite.addTest(ProgScanTestCase4())
            \n"""
        exec code
    return suite

if __name__ == "__main__":
    runner = unittest.TextTestRunner()
    result = runner.run(suite())
    if not result.wasSuccessful():
        sys.exit(1)