Pavel Patsey
192 lines
4.0 KiB
Python
192 lines
4.0 KiB
Python
from cidr4_merger import (
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answer,
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cidr4_to_node,
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get_group_with_max_mask_len,
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get_net_addr,
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get_parent,
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get_parent_mask,
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have_same_parent,
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merge_nodes,
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node_to_cidr4,
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reduce_nodes,
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sort_nodes,
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)
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def test_true():
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assert True
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bin_a = "10011000000000001000010000010000"
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assert len(bin_a) == 32
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value_a = int(bin_a, 2)
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bin_b = "10011100000000000000000000101011"
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assert len(bin_b) == 32
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value_b = int(bin_b, 2)
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bin_c = "10011000000000000000000000000000"
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assert len(bin_c) == 32
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value_c = int(bin_c, 2)
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bin_d = "11111100000000000000000000000000"
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assert len(bin_c) == 32
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value_d = int(bin_d, 2)
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def test_cidr4_to_node():
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assert cidr4_to_node("4.78.139.0/24") == (72256256, 24, 0)
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assert cidr4_to_node("0.0.0.0/32") == (0, 32, 0)
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def test_node_to_cidr4():
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assert node_to_cidr4(72256256, 24) == "4.78.139.0/24"
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assert node_to_cidr4(0, 32) == "0.0.0.0/32"
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def test_get_net_addr():
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assert get_net_addr(value_a, 5) == value_c
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assert get_net_addr(value_b, 5) == value_c
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assert get_net_addr(0, 1) == 0
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assert get_net_addr(0, 0) == 0
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def test_get_parent_mask():
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assert get_parent_mask(value_a, 6) == value_c
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assert get_parent_mask(value_b, 6) == value_c
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assert get_parent_mask(0, 1) == 0
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assert get_parent_mask(0, 0) is None
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def test_have_same_parent():
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assert have_same_parent(value_a, 6, value_b, 6) is True
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assert have_same_parent(value_a, 6, value_b, 5) is False
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assert have_same_parent(value_a, 6, value_d, 6) is False
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assert have_same_parent(value_a, 6, 0, 1) is False
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assert have_same_parent(value_a, 6, 0, 0) is False
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def test_sort_nodes():
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assert sort_nodes(
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[
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(401219072, 24, 0),
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(2899902464, 19, 0),
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(400657664, 24, 0),
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(520969728, 23, 0),
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]
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) == [
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(2899902464, 19, 0),
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(520969728, 23, 0),
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(400657664, 24, 0),
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(401219072, 24, 0),
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]
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def test_get_group_with_max_mask_len():
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assert get_group_with_max_mask_len(
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[
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(2899902464, 19, 0),
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(520969728, 23, 0),
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(400657664, 24, 0),
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(401219072, 24, 0),
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]
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) == [(400657664, 24, 0), (401219072, 24, 0)]
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assert get_group_with_max_mask_len(
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[
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(401219072, 24, 0),
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(2899902464, 19, 0),
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(520969728, 23, 0),
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]
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) == [(401219072, 24, 0)]
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def test_get_parent():
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assert get_parent((0, 2, 12), (1073741824, 2, 3)) == (0, 1, 15)
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assert get_parent((2147483648, 2, 1), (3221225472, 2, 2)) == (2147483648, 1, 3)
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def test_reduce_nodes():
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assert reduce_nodes(
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[
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(0, 2, 12),
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(1073741824, 2, 3),
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]
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) == [
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(0, 1, 15),
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]
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assert reduce_nodes(
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[
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(0, 2, 12),
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(1073741824, 2, 3),
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(2147483648, 2, 1),
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(3221225472, 2, 2),
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]
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) == [
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(2147483648, 1, 3),
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(0, 2, 12),
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(1073741824, 2, 3),
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]
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assert reduce_nodes(
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[
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(0, 2, 12),
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(2147483648, 1, 0),
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]
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) == [
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(0, 1, 12 + 2**30),
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(2147483648, 1, 0),
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]
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assert reduce_nodes(
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[
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(0, 1, 12 + 2**30),
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(2147483648, 1, 0),
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]
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) == [
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(0, 0, 12 + 2**30),
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]
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def test_merge_nodes():
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assert merge_nodes(
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[
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(0, 2, 12),
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(2147483648, 2, 1),
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(3221225472, 2, 2),
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],
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2,
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) == [
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(2147483648, 1, 3),
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(0, 2, 12),
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]
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assert merge_nodes(
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[
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(0, 2, 12),
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(2147483648, 2, 1),
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(3221225472, 2, 2),
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],
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1,
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) == [(0, 0, 15 + 2**30)]
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def test_answer():
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assert answer(
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[
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(0, 2, 0),
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(2147483648, 2, 0),
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(3221225472, 2, 12),
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],
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2,
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) == (["128.0.0.0/1", "0.0.0.0/2"], 12)
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assert answer(
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[
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(0, 2, 0),
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(2147483648, 2, 0),
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],
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1,
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) == (["0.0.0.0/0"], 2**31)
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