| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package matcher |
| 4 | |
| 5 | import ( |
| 6 | "testing" |
| 7 | |
| 8 | "github.com/stretchr/testify/assert" |
| 9 | ) |
| 10 | |
| 11 | func TestWithCache(t *testing.T) { |
| 12 | regMatcher, _ := NewRegExpMatcher("[0-9]+") |
| 13 | cached := WithCache(regMatcher) |
| 14 | |
| 15 | assert.True(t, cached.MatchString("1")) |
| 16 | assert.True(t, cached.MatchString("1")) |
| 17 | assert.True(t, cached.Match([]byte("2"))) |
| 18 | assert.True(t, cached.Match([]byte("2"))) |
| 19 | } |
| 20 | |
| 21 | func TestWithCache_specialCase(t *testing.T) { |
| 22 | assert.Equal(t, TRUE(), WithCache(TRUE())) |
| 23 | assert.Equal(t, FALSE(), WithCache(FALSE())) |
| 24 | } |
| 25 | func BenchmarkCachedMatcher_MatchString_cache_hit(b *testing.B) { |
| 26 | benchmarks := []struct { |
| 27 | name string |
| 28 | expr string |
| 29 | target string |
| 30 | }{ |
| 31 | {"stringFullMatcher", "= abc123", "abc123"}, |
| 32 | {"stringPrefixMatcher", "~ ^abc123", "abc123456"}, |
| 33 | {"stringSuffixMatcher", "~ abc123$", "hello abc123"}, |
| 34 | {"stringSuffixMatcher", "~ abc123", "hello abc123 world"}, |
| 35 | {"globMatcher", "* abc*def", "abc12345678def"}, |
| 36 | {"regexp", "~ [0-9]+", "1234567890"}, |
| 37 | } |
| 38 | for _, bm := range benchmarks { |
| 39 | m := Must(Parse(bm.expr)) |
| 40 | b.Run(bm.name+"_raw", func(b *testing.B) { |
| 41 | for i := 0; i < b.N; i++ { |
| 42 | m.MatchString(bm.target) |
| 43 | } |
| 44 | }) |
| 45 | b.Run(bm.name+"_cache", func(b *testing.B) { |
| 46 | cached := WithCache(m) |
| 47 | b.ResetTimer() |
| 48 | for i := 0; i < b.N; i++ { |
| 49 | cached.MatchString(bm.target) |
| 50 | } |
| 51 | }) |
| 52 | } |
| 53 | } |