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context("Regexp unit tests", function()
local re = require("rspamd_regexp")
test("Regexp creation", function()
assert_not_nil(re.create_cached('/test$/m'))
assert_not_nil(re.create_cached('^test$', 'm'))
assert_not_nil(re.create_cached('m,test,m'))
assert_not_nil(re.create_cached('m|test|m'))
end)
test("Regexp match", function()
local cases = {
{'/Тест/iu', 'тест', true},
{'/test$/m', '123test', true},
{'/^test$/m', '123test', false},
{'m,test,', 'test', true},
{'m,test,', 'test123', false},
{'m{https?://[^/?\\s]+?:\\d+(?<!:80)(?<!:443)(?<!:8080)(?:/|\\s|$)}', '', false},
{'/test/i', 'TeSt123', true},
-- Raw regexp
{'/\\S<[-\\w\\.]+\\@[-\\w\\.]+>/r', 'some<example@example.com>', true},
-- Cyrillic utf8 letter
{'/\\S<[-\\w\\.]+\\@[-\\w\\.]+>/r', 'some<example@exаmple.com>', false},
}
for _,c in ipairs(cases) do
local r = re.create_cached(c[1])
assert_not_nil(r, "cannot parse " .. c[1])
local res = r:match(c[2])
assert_equal(res, c[3], string.format("'%s' doesn't match with '%s'",
c[2], c[1]))
end
end)
test("Regexp capture", function()
local cases = {
{'Body=(\\S+)(?: Fuz1=(\\S+))?(?: Fuz2=(\\S+))?',
'mc-filter4 1120; Body=1 Fuz1=2 Fuz2=3',
{'Body=1 Fuz1=2 Fuz2=3', '1', '2', '3'}},
{'Body=(\\S+)(?: Fuz1=(\\S+))?(?: Fuz2=(\\S+))?',
'mc-filter4 1120; Body=1 Fuz1=2', {'Body=1 Fuz1=2', '1', '2'}},
{'Body=(\\S+)(?: Fuz1=(\\S+))?(?: Fuz2=(\\S+))?',
'mc-filter4 1120; Body=1 Fuz1=2 mc-filter4 1120; Body=1 Fuz1=2 Fuz2=3',
{'Body=1 Fuz1=2', '1', '2'}, {'Body=1 Fuz1=2 Fuz2=3', '1', '2', '3'}},
}
for _,c in ipairs(cases) do
local r = re.create_cached(c[1])
assert_not_nil(r, "cannot parse " .. c[1])
local res = r:search(c[2], false, true)
assert_not_nil(res, "cannot find pattern")
for k = 3, table.maxn(c) do
for n,m in ipairs(c[k]) do
assert_equal(res[k - 2][n], c[k][n], string.format("'%s' doesn't match with '%s'",
c[k][n], res[k - 2][n]))
end
end
end
end)
test("Regexp split", function()
local cases = {
{'\\s', 'one', {'one'}}, -- one arg
{'\\s', 'one two', {'one', 'two'}}, -- trivial
{'/,/i', '1,2', {'1', '2'}}, -- trivial
{'\\s', 'one two', {'one', 'two'}}, -- multiple delimiters
{'\\s', ' one two ', {'one', 'two'}}, -- multiple delimiters
{'\\s', ' one ', {'one'}}, -- multiple delimiters
{'[:,]', ',,,:::one,two,,', {'one', 'two'}}, -- multiple delimiters
{'[\\|\\s]', '16265 | 1.1.1.0/22 | TR | ripencc | 2014-02-28',
{'16265', '1.1.1.0/22', 'TR', 'ripencc', '2014-02-28'}}, -- practical
{'|', '16265 | 1.1.1.0/22 | TR | ripencc | 2014-02-28', {}} -- bad re
}
for _,c in ipairs(cases) do
local r = re.create_cached(c[1])
assert_not_nil(r, "cannot parse " .. c[1])
local res = r:split(c[2])
assert_not_nil(res, "cannot split " .. c[2])
for i,r in ipairs(c[3]) do
assert_equal(res[i], r)
end
end
end)
end
)
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