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# test handling of failed heap allocation with bytearray
import micropython
class GetSlice:
def __getitem__(self, idx):
return idx
sl = GetSlice()[:]
# create bytearray
micropython.heap_lock()
try:
bytearray(4)
except MemoryError:
print('MemoryError: bytearray create')
micropython.heap_unlock()
# create bytearray from bytes
micropython.heap_lock()
try:
bytearray(b'0123')
except MemoryError:
print('MemoryError: bytearray create from bytes')
micropython.heap_unlock()
# create bytearray from iterator
r = range(4)
micropython.heap_lock()
try:
bytearray(r)
except MemoryError:
print('MemoryError: bytearray create from iter')
micropython.heap_unlock()
# bytearray add
b = bytearray(4)
micropython.heap_lock()
try:
b + b'01'
except MemoryError:
print('MemoryError: bytearray.__add__')
micropython.heap_unlock()
# bytearray iadd
b = bytearray(4)
micropython.heap_lock()
try:
b += b'01234567'
except MemoryError:
print('MemoryError: bytearray.__iadd__')
micropython.heap_unlock()
print(b)
# bytearray append
b = bytearray(4)
micropython.heap_lock()
try:
for i in range(100):
b.append(1)
except MemoryError:
print('MemoryError: bytearray.append')
micropython.heap_unlock()
# bytearray extend
b = bytearray(4)
micropython.heap_lock()
try:
b.extend(b'01234567')
except MemoryError:
print('MemoryError: bytearray.extend')
micropython.heap_unlock()
# bytearray get with slice
b = bytearray(4)
micropython.heap_lock()
try:
b[sl]
except MemoryError:
print('MemoryError: bytearray subscr get')
micropython.heap_unlock()
# extend bytearray using slice subscr
b = bytearray(4)
micropython.heap_lock()
try:
b[sl] = b'01234567'
except MemoryError:
print('MemoryError: bytearray subscr grow')
micropython.heap_unlock()
print(b)
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