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Add support for approximate matching in NFA matcher unit tests

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Anatoly Burakov
2017-02-10 15:44:16 +00:00
committed by Matthew Barr
parent 4c2b7cc04f
commit 9f72dede5c
3 changed files with 45 additions and 4 deletions
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5
unit/hyperscan/bad_patterns.txt
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@@ -136,3 +136,8 @@
139:/foo(*UTF8)bar/ #(*UTF8) must be at start of expression, encountered at index 5.
140:/(?i)(*UTF8)foobar/ #(*UTF8) must be at start of expression, encountered at index 6.
141:/(*@&/ #Unknown control verb at index 2.
142:/abcd/si{edit_distance=4} #Approximate matching patterns that reduce to vacuous patterns are disallowed.
143:/foobar|hatstand/sL{edit_distance=6} #Approximate matching patterns that reduce to vacuous patterns are disallowed.
144:/abc\b/{edit_distance=1} #Zero-width assertions are disallowed for approximate matching.
145:/abc/8{edit_distance=1} #UTF-8 is disallowed for approximate matching.
146:/(*UTF8)abc/{edit_distance=1} #UTF-8 is disallowed for approximate matching.

29
unit/hyperscan/expr_info.cpp
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@@ -168,10 +168,37 @@ static const expected_info ei_test[] = {
// Some cases with extended parameters.
{"^abc.*def", {HS_EXT_FLAG_MAX_OFFSET, 0, 10, 0, 0}, 6, 10, 0, 0, 0},
{"^abc.*def", {HS_EXT_FLAG_MIN_LENGTH, 0, 0, 100, 0}, 6, UINT_MAX, 0, 0, 0},
{"abc.*def", {HS_EXT_FLAG_MAX_OFFSET, 0, 10, 0, 0}, 6, 10, 0, 0, 0},
{"abc.*def", {HS_EXT_FLAG_MIN_LENGTH, 0, 0, 100, 0}, 100, UINT_MAX, 0, 0, 0},
{"abc.*def", {HS_EXT_FLAG_MIN_LENGTH, 0, 0, 5, 0}, 6, UINT_MAX, 0, 0, 0},
{"abc.*def", {HS_EXT_FLAG_EDIT_DISTANCE, 0, 0, 0, 2}, 0, UINT_MAX, 0, 0, 0},
{"abc.*def", {HS_EXT_FLAG_EDIT_DISTANCE, 0, 0, 0, 1}, 5, UINT_MAX, 0, 0, 0},
{"abc.*def", {HS_EXT_FLAG_EDIT_DISTANCE, 0, 0, 0, 2}, 4, UINT_MAX, 0, 0, 0},
{"abc.*def", {HS_EXT_FLAG_EDIT_DISTANCE | HS_EXT_FLAG_MIN_LENGTH, 0, 0, 10, 2},
10, UINT_MAX, 0, 0, 0},
{"abc.*def", {HS_EXT_FLAG_EDIT_DISTANCE | HS_EXT_FLAG_MIN_OFFSET, 6, 0, 0, 2},
4, UINT_MAX, 0, 0, 0},
{"abc.*def", {HS_EXT_FLAG_EDIT_DISTANCE | HS_EXT_FLAG_MAX_OFFSET, 0, 6, 0, 2},
4, 6, 0, 0, 0},
{"^abc.*def", {HS_EXT_FLAG_EDIT_DISTANCE, 0, 0, 0, 1}, 5, UINT_MAX, 0, 0, 0},
{"^abc.*def", {HS_EXT_FLAG_EDIT_DISTANCE, 0, 0, 0, 2}, 4, UINT_MAX, 0, 0, 0},
{"^abc.*def", {HS_EXT_FLAG_EDIT_DISTANCE | HS_EXT_FLAG_MIN_LENGTH, 0, 0, 10, 2},
4, UINT_MAX, 0, 0, 0},
{"^abc.*def", {HS_EXT_FLAG_EDIT_DISTANCE | HS_EXT_FLAG_MIN_OFFSET, 6, 0, 0, 2},
4, UINT_MAX, 0, 0, 0},
{"^abc.*def", {HS_EXT_FLAG_EDIT_DISTANCE | HS_EXT_FLAG_MAX_OFFSET, 0, 6, 0, 2},
4, 6, 0, 0, 0},
{"^abcdef", {HS_EXT_FLAG_EDIT_DISTANCE, 0, 0, 0, 1}, 5, 7, 0, 0, 0},
{"^abcdef", {HS_EXT_FLAG_EDIT_DISTANCE, 0, 0, 0, 2}, 4, 8, 0, 0, 0},
{"^abcdef", {HS_EXT_FLAG_EDIT_DISTANCE | HS_EXT_FLAG_MIN_LENGTH, 0, 0, 8, 2},
4, 8, 0, 0, 0},
{"^abcdef", {HS_EXT_FLAG_EDIT_DISTANCE | HS_EXT_FLAG_MIN_OFFSET, 6, 0, 0, 2},
4, 8, 0, 0, 0},
{"^abcdef", {HS_EXT_FLAG_EDIT_DISTANCE | HS_EXT_FLAG_MAX_OFFSET, 0, 6, 0, 2},
4, 6, 0, 0, 0},
};
INSTANTIATE_TEST_CASE_P(ExprInfo, ExprInfop, ValuesIn(ei_test));