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# Test the esp32's esp32.idf_heap_info to return sane data
try:
import esp32
except ImportError:
print("SKIP")
raise SystemExit
# region tuple is: (size, free, largest free, min free)
# we check that each region's size is > 0 and that the free amounts are smaller than the size
def chk_heap(kind, regions):
chk = [True, True, True, True]
for r in regions:
chk = [
chk[0] and r[0] > 0,
chk[1] and r[1] <= r[0],
chk[2] and r[2] <= r[0],
chk[3] and r[3] <= r[0],
]
print(kind, chk)
# try getting heap regions
regions = esp32.idf_heap_info(esp32.HEAP_DATA)
print("HEAP_DATA >2:", len(regions) > 2)
chk_heap("HEAP_DATA", regions)
# try getting code regions
regions = esp32.idf_heap_info(esp32.HEAP_EXEC)
print("HEAP_EXEC >2:", len(regions) > 2)
chk_heap("HEAP_EXEC", regions)
# try invalid param
print(esp32.idf_heap_info(-1))
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