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Add a DFU test

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This commit is contained in:
Romain Goyet
2018-10-19 10:44:59 +02:00
committed by LeaNumworks
parent a9d3a53d87
commit 2811651ce4
1 changed files with 22 additions and 0 deletions
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tests/dfu_test.py Normal file
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# We want to test a bunch of addresses and sizes
import os
def random_write(flash_offset, length):
flash_base_address = 0x08000000
os.system("head -c %d /dev/urandom > data.bin" % length)
os.system("dfu-util -i 0 -a 0 -s 0x%x -D data.bin > /dev/null 2>&1" % (flash_base_address + flash_offset))
os.system("rm result.bin")
os.system("dfu-util -i 0 -a 0 -s 0x%x:%d -U result.bin > /dev/null 2>&1" % (flash_base_address, flash_offset + length + 100))
data = open('data.bin', 'rb').read()
result = open('result.bin', 'rb').read()
theoretical_result = "\xFF"*flash_offset + data + "\xFF"*100
return (result == theoretical_result)
pairs = [(0,1), (5,2), (37,33), (211,2719), (0x4000-5, 17)]
# The last test crosses sector boundaries
for (offset,length) in pairs:
if not random_write(offset, length):
print("[ERROR] Write %d bytes at offset 0x%x" % (length, offset))
else:
print("[OK] Write %d bytes at offset 0x%x" % (length, offset))