# coding=utf-8
# Copyright 2018 Sascha Schirra
#
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# modification, are permitted provided that the following conditions are met:
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# 1. Redistributions of source code must retain the above copyright notice, this
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from ropper.loaders.loader import *
from ropper.rop import Ropper
from ropper.arch import *
from ropper.gadget import Gadget


import unittest

class ELF_Mips(unittest.TestCase):

    def setUp(self):
        self.file = Loader.open('test-binaries/ls-mipsel')

    def test_general(self):
        self.assertEqual(self.file.arch, MIPS)
        self.assertEqual(self.file.type, Type.ELF)


    def test_gadgets(self):
        ropper = Ropper()
        gadgets = ropper.searchGadgets(self.file)

        gadget = gadgets[0]
        self.assertEqual(gadget.lines[0][0] + self.file.imageBase, gadget.address)
        self.assertEqual(gadget.imageBase, 0x400000)
        self.file.imageBase = 0x0
        Gadget.IMAGE_BASES[self.file.checksum] = self.file.imageBase

        self.assertEqual(gadget.imageBase, 0x0)
        self.file.imageBase = None
        Gadget.IMAGE_BASES[self.file.checksum] = self.file.imageBase

        self.assertEqual(gadget.imageBase, 0x400000)


if __name__ == '__main__':
    unittest.main()
