30 lines
1.0 KiB
Python
30 lines
1.0 KiB
Python
"""Tests for reverse-pointer naming and hosts-file block management."""
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from mdns_tools import reverse as rv
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from mdns_tools import hosts as h
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def test_reverse_name_ipv4():
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arpa, fam = rv._reverse_name("192.168.1.17")
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assert arpa == "17.1.168.192.in-addr.arpa"
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assert fam == "v4"
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def test_reverse_name_ipv6_family():
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_, fam = rv._reverse_name("2800:e2::5")
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assert fam == "v6"
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def test_hosts_block_render_and_strip_roundtrip():
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mapping = {"dell.local": "192.168.1.17", "hp62a.local": "192.168.1.16"}
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block = h._render_block(mapping)
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assert h.MARK_BEGIN in block and h.MARK_END in block
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assert "192.168.1.17\tdell.local dell" in block
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# A file with the block should strip back to just its original body.
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original = "127.0.0.1\tlocalhost\n" + block + "\n"
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assert h._strip_block(original).strip() == "127.0.0.1\tlocalhost"
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def test_hosts_strip_preserves_unmanaged_lines():
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text = "1.2.3.4\tkeep.me\n" + h.MARK_BEGIN + "\n9.9.9.9\tgone\n" + h.MARK_END
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assert h._strip_block(text).strip() == "1.2.3.4\tkeep.me"
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