mirror of
https://github.com/python/cpython.git
synced 2025-11-03 23:21:29 +00:00
288 lines
7.1 KiB
Python
288 lines
7.1 KiB
Python
# Test audioop.
|
|
import audioop
|
|
from test.support import verbose
|
|
|
|
def gendata1():
|
|
return b'\0\1\2'
|
|
|
|
def gendata2():
|
|
if verbose:
|
|
print('getsample')
|
|
if audioop.getsample(b'\0\1', 2, 0) == 1:
|
|
return b'\0\0\0\1\0\2'
|
|
else:
|
|
return b'\0\0\1\0\2\0'
|
|
|
|
def gendata4():
|
|
if verbose:
|
|
print('getsample')
|
|
if audioop.getsample(b'\0\0\0\1', 4, 0) == 1:
|
|
return b'\0\0\0\0\0\0\0\1\0\0\0\2'
|
|
else:
|
|
return b'\0\0\0\0\1\0\0\0\2\0\0\0'
|
|
|
|
def testmax(data):
|
|
if verbose:
|
|
print('max')
|
|
if audioop.max(data[0], 1) != 2 or \
|
|
audioop.max(data[1], 2) != 2 or \
|
|
audioop.max(data[2], 4) != 2:
|
|
return 0
|
|
return 1
|
|
|
|
def testminmax(data):
|
|
if verbose:
|
|
print('minmax')
|
|
if audioop.minmax(data[0], 1) != (0, 2) or \
|
|
audioop.minmax(data[1], 2) != (0, 2) or \
|
|
audioop.minmax(data[2], 4) != (0, 2):
|
|
return 0
|
|
return 1
|
|
|
|
def testmaxpp(data):
|
|
if verbose:
|
|
print('maxpp')
|
|
if audioop.maxpp(data[0], 1) != 0 or \
|
|
audioop.maxpp(data[1], 2) != 0 or \
|
|
audioop.maxpp(data[2], 4) != 0:
|
|
return 0
|
|
return 1
|
|
|
|
def testavg(data):
|
|
if verbose:
|
|
print('avg')
|
|
if audioop.avg(data[0], 1) != 1 or \
|
|
audioop.avg(data[1], 2) != 1 or \
|
|
audioop.avg(data[2], 4) != 1:
|
|
return 0
|
|
return 1
|
|
|
|
def testavgpp(data):
|
|
if verbose:
|
|
print('avgpp')
|
|
if audioop.avgpp(data[0], 1) != 0 or \
|
|
audioop.avgpp(data[1], 2) != 0 or \
|
|
audioop.avgpp(data[2], 4) != 0:
|
|
return 0
|
|
return 1
|
|
|
|
def testrms(data):
|
|
if audioop.rms(data[0], 1) != 1 or \
|
|
audioop.rms(data[1], 2) != 1 or \
|
|
audioop.rms(data[2], 4) != 1:
|
|
return 0
|
|
return 1
|
|
|
|
def testcross(data):
|
|
if verbose:
|
|
print('cross')
|
|
if audioop.cross(data[0], 1) != 0 or \
|
|
audioop.cross(data[1], 2) != 0 or \
|
|
audioop.cross(data[2], 4) != 0:
|
|
return 0
|
|
return 1
|
|
|
|
def testadd(data):
|
|
if verbose:
|
|
print('add')
|
|
data2 = []
|
|
for d in data:
|
|
str = bytearray(len(d))
|
|
for i,b in enumerate(d):
|
|
str[i] = 2*b
|
|
data2.append(str)
|
|
if audioop.add(data[0], data[0], 1) != data2[0] or \
|
|
audioop.add(data[1], data[1], 2) != data2[1] or \
|
|
audioop.add(data[2], data[2], 4) != data2[2]:
|
|
return 0
|
|
return 1
|
|
|
|
def testbias(data):
|
|
if verbose:
|
|
print('bias')
|
|
# Note: this test assumes that avg() works
|
|
d1 = audioop.bias(data[0], 1, 100)
|
|
d2 = audioop.bias(data[1], 2, 100)
|
|
d4 = audioop.bias(data[2], 4, 100)
|
|
if audioop.avg(d1, 1) != 101 or \
|
|
audioop.avg(d2, 2) != 101 or \
|
|
audioop.avg(d4, 4) != 101:
|
|
return 0
|
|
return 1
|
|
|
|
def testlin2lin(data):
|
|
if verbose:
|
|
print('lin2lin')
|
|
# too simple: we test only the size
|
|
for d1 in data:
|
|
for d2 in data:
|
|
got = len(d1)//3
|
|
wtd = len(d2)//3
|
|
if len(audioop.lin2lin(d1, got, wtd)) != len(d2):
|
|
return 0
|
|
return 1
|
|
|
|
def testadpcm2lin(data):
|
|
# Very cursory test
|
|
if audioop.adpcm2lin(b'\0\0', 1, None) != (b'\0\0\0\0', (0,0)):
|
|
return 0
|
|
return 1
|
|
|
|
def testlin2adpcm(data):
|
|
if verbose:
|
|
print('lin2adpcm')
|
|
# Very cursory test
|
|
if audioop.lin2adpcm(b'\0\0\0\0', 1, None) != (b'\0\0', (0,0)):
|
|
return 0
|
|
return 1
|
|
|
|
def testlin2alaw(data):
|
|
if verbose:
|
|
print('lin2alaw')
|
|
if audioop.lin2alaw(data[0], 1) != b'\xd5\xc5\xf5' or \
|
|
audioop.lin2alaw(data[1], 2) != b'\xd5\xd5\xd5' or \
|
|
audioop.lin2alaw(data[2], 4) != b'\xd5\xd5\xd5':
|
|
return 0
|
|
return 1
|
|
|
|
def testalaw2lin(data):
|
|
if verbose:
|
|
print('alaw2lin')
|
|
# Cursory
|
|
d = audioop.lin2alaw(data[0], 1)
|
|
if audioop.alaw2lin(d, 1) != data[0]:
|
|
return 0
|
|
return 1
|
|
|
|
def testlin2ulaw(data):
|
|
if verbose:
|
|
print('lin2ulaw')
|
|
if audioop.lin2ulaw(data[0], 1) != b'\xff\xe7\xdb' or \
|
|
audioop.lin2ulaw(data[1], 2) != b'\xff\xff\xff' or \
|
|
audioop.lin2ulaw(data[2], 4) != b'\xff\xff\xff':
|
|
return 0
|
|
return 1
|
|
|
|
def testulaw2lin(data):
|
|
if verbose:
|
|
print('ulaw2lin')
|
|
# Cursory
|
|
d = audioop.lin2ulaw(data[0], 1)
|
|
if audioop.ulaw2lin(d, 1) != data[0]:
|
|
return 0
|
|
return 1
|
|
|
|
def testmul(data):
|
|
if verbose:
|
|
print('mul')
|
|
data2 = []
|
|
for d in data:
|
|
str = bytearray(len(d))
|
|
for i,b in enumerate(d):
|
|
str[i] = 2*b
|
|
data2.append(str)
|
|
if audioop.mul(data[0], 1, 2) != data2[0] or \
|
|
audioop.mul(data[1],2, 2) != data2[1] or \
|
|
audioop.mul(data[2], 4, 2) != data2[2]:
|
|
return 0
|
|
return 1
|
|
|
|
def testratecv(data):
|
|
if verbose:
|
|
print('ratecv')
|
|
state = None
|
|
d1, state = audioop.ratecv(data[0], 1, 1, 8000, 16000, state)
|
|
d2, state = audioop.ratecv(data[0], 1, 1, 8000, 16000, state)
|
|
if d1 + d2 != b'\000\000\001\001\002\001\000\000\001\001\002':
|
|
return 0
|
|
return 1
|
|
|
|
def testreverse(data):
|
|
if verbose:
|
|
print('reverse')
|
|
if audioop.reverse(data[0], 1) != b'\2\1\0':
|
|
return 0
|
|
return 1
|
|
|
|
def testtomono(data):
|
|
if verbose:
|
|
print('tomono')
|
|
data2 = bytearray()
|
|
for d in data[0]:
|
|
data2.append(d)
|
|
data2.append(d)
|
|
if audioop.tomono(data2, 1, 0.5, 0.5) != data[0]:
|
|
return 0
|
|
return 1
|
|
|
|
def testtostereo(data):
|
|
if verbose:
|
|
print('tostereo')
|
|
data2 = bytearray()
|
|
for d in data[0]:
|
|
data2.append(d)
|
|
data2.append(d)
|
|
if audioop.tostereo(data[0], 1, 1, 1) != data2:
|
|
return 0
|
|
return 1
|
|
|
|
def testfindfactor(data):
|
|
if verbose:
|
|
print('findfactor')
|
|
if audioop.findfactor(data[1], data[1]) != 1.0:
|
|
return 0
|
|
return 1
|
|
|
|
def testfindfit(data):
|
|
if verbose:
|
|
print('findfit')
|
|
if audioop.findfit(data[1], data[1]) != (0, 1.0):
|
|
return 0
|
|
return 1
|
|
|
|
def testfindmax(data):
|
|
if verbose:
|
|
print('findmax')
|
|
if audioop.findmax(data[1], 1) != 2:
|
|
return 0
|
|
return 1
|
|
|
|
def testgetsample(data):
|
|
if verbose:
|
|
print('getsample')
|
|
for i in range(3):
|
|
if audioop.getsample(data[0], 1, i) != i or \
|
|
audioop.getsample(data[1], 2, i) != i or \
|
|
audioop.getsample(data[2], 4, i) != i:
|
|
return 0
|
|
return 1
|
|
|
|
def testone(name, data):
|
|
try:
|
|
func = eval('test'+name)
|
|
except NameError:
|
|
print('No test found for audioop.'+name+'()')
|
|
return
|
|
try:
|
|
rv = func(data)
|
|
except Exception as e:
|
|
print('Test FAILED for audioop.'+name+'() (with %s)' % repr(e))
|
|
return
|
|
if not rv:
|
|
print('Test FAILED for audioop.'+name+'()')
|
|
|
|
def test_main():
|
|
data = [gendata1(), gendata2(), gendata4()]
|
|
names = dir(audioop)
|
|
# We know there is a routine 'add'
|
|
routines = []
|
|
for n in names:
|
|
if type(eval('audioop.'+n)) == type(audioop.add):
|
|
routines.append(n)
|
|
for n in routines:
|
|
testone(n, data)
|
|
|
|
|
|
|
|
if __name__ == '__main__':
|
|
test_main()
|