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#!/usr/bin/python3
import numpy as np
import subprocess
def parse_output(s):
ret = []
current_dim = None
for line in s.splitlines():
if line.startswith("persistence intervals in dim"):
splitline = line.rstrip().rstrip(":").split(" ")
assert(len(splitline) == 5)
current_dim = int(splitline[-1])
while len(ret) < current_dim + 1:
ret.append(([], []))
elif line.startswith(" ["):
splitline = line.lstrip(" [").rstrip().rstrip(")").split(",")
assert(len(splitline) == 2)
if splitline[1].strip() == "":
ret[current_dim][1].append(float(splitline[0]))
else:
ret[current_dim][0].append((float(splitline[0]), float(splitline[1])))
return ret
def main():
tests = [(None, "lower-distance", 2, "sphere_3_192.lower_distance_matrix"),
(None, "distance", 2, "projective_plane.csv"),
(None, "dipha", 2, "projective_plane.dipha"),
(None, "lower-distance", 2, "projective_plane.lower_distance_matrix"),
(2, "lower-distance", 2, "sphere_3_192.lower_distance_matrix"),
(2, "distance", 2, "projective_plane.csv"),
(2, "dipha", 2, "projective_plane.dipha"),
(2, "lower-distance", 2, "projective_plane.lower_distance_matrix")]
for (coeff, format, dim, prefix) in tests:
if coeff is None:
print("Running test %s." %(prefix))
proc = subprocess.Popen(["/usr/bin/ripser", "--dim", str(dim), "--format", format, "examples/%s" %(prefix)], stdout=subprocess.PIPE)
else:
print("Running test %s with coefficients in Z/%dZ." %(prefix, coeff))
proc = subprocess.Popen(["/usr/bin/ripser-coeff", "--modulus", str(coeff), "--dim", str(dim), "--format", format, "examples/%s" %(prefix)], stdout=subprocess.PIPE)
output = proc.communicate()[0].decode("utf-8")
assert(proc.returncode == 0)
pd = parse_output(output)
with open("debian/tests/reference/%s.txt" %(prefix), "r") as f:
pd_ref = parse_output(f.read())
assert(len(pd) == len(pd_ref))
for d in range(0, len(pd)):
fin = np.array(sorted(pd[d][0]))
inf = np.array(sorted(pd[d][1]))
print("Finite bars in dimension %d:" %(d))
print(fin)
print("Infinite bars in dimension %d:" %(d))
print(inf)
fin_ref = np.array(sorted(pd_ref[d][0]))
inf_ref = np.array(sorted(pd_ref[d][1]))
assert(fin.shape == fin_ref.shape)
assert(inf.shape == inf_ref.shape)
np.testing.assert_allclose(fin, fin_ref)
np.testing.assert_allclose(inf, inf_ref)
print("------")
print("-------------------------------------------------")
if __name__ == "__main__":
main()
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