def test_data_after_eof(self):
txt = """:00000001FF
:04000001aabbccdded
"""
f = io.StringIO(txt)
with self.assertRaisesRegex(HexFileException, 'after end of file'):
HexFile.load(f)
def test_not_equal2(self):
hf1 = HexFile()
hf2 = HexFile()
hf1.add_region(10, bytes.fromhex('aabbcc'))
hf2.add_region(10, bytes.fromhex('aabbcc'))
hf2.add_region(22, bytes.fromhex('aabbcc'))
self.assertNotEqual(hf1, hf2)
def test_two_regions(self):
hf = HexFile()
hf2 = HexFile()
hf.add_region(0x100, bytes.fromhex('abcd'))
hf.add_region(0x200, bytes.fromhex('beef'))
hf2.add_region(0x200, bytes.fromhex('beef'))
hf2.add_region(0x100, bytes.fromhex('abcd'))
self.assertEqual(hf, hf2)
def test_load(self):
dummyhex = """
:01400000aa15
w00t
"""
f = io.StringIO(dummyhex)
hf = HexFile.load(f)
self.assertEqual(1, len(hf.regions))
self.assertEqual(0x4000, hf.regions[0].address)
self.assertSequenceEqual(bytes.fromhex('aa'), hf.regions[0].data)
def test_incorrect_crc(self):
txt = ":01400000aabb"
f = io.StringIO(txt)
with self.assertRaisesRegex(HexFileException, 'crc'):
HexFile.load(f)
def save_load(self, hf):
f = io.StringIO()
hf.save(f)
hf2 = HexFile.load(io.StringIO(f.getvalue()))
self.assertEqual(hf, hf2)
def test_overlapped(self):
hf = HexFile()
hf.add_region(0x10, bytes.fromhex('abcdab'))
with self.assertRaisesRegex(HexFileException, 'verlap'):
hf.add_region(0x12, bytes.fromhex('abcdab'))
def test_merge(self):
hf = HexFile()
hf.add_region(0x10, bytes.fromhex('abcdab'))
hf.add_region(0x13, bytes.fromhex('abcdab'))
self.assertEqual(1, len(hf.regions))
def test_save5(self):
hf = HexFile()
hf.add_region(0xF003, bytes.fromhex('ab') * 0x10000)
self.save_load(hf)
def test_save3(self):
hf = HexFile()
hf.add_region(0x8000, bytes.fromhex('aabbcc'))
hf.add_region(0xFFFE, bytes.fromhex('aabbcc'))
self.save_load(hf)
def test_non_empty_eof(self):
txt = ":04000001aabbccdded"
f = io.StringIO(txt)
with self.assertRaisesRegex(HexFileException, 'end of file not empty'):
HexFile.load(f)
def test_startaddress(self):
txt = ":04000005aabbccdde9"
f = io.StringIO(txt)
hf = HexFile.load(f)
self.assertEqual(0xaabbccdd, hf.start_address)