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regexp: add a harder regexp to the benchmarks

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This regexp has many parallel alternations

Change-Id: I8044f460aa7d18f20cb0452e9470557b87facd6d
Reviewed-on: https://go-review.googlesource.com/22471
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Michael Matloob 2016-04-26 15:28:17 -04:00
parent 9629f55fbb
commit 70d95a488d
1 changed files with 6 additions and 0 deletions
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6
src/regexp/exec_test.go
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@ -676,6 +676,7 @@ const (
easy1 = "A[AB]B[BC]C[CD]D[DE]E[EF]F[FG]G[GH]H[HI]I[IJ]J$"
medium = "[XYZ]ABCDEFGHIJKLMNOPQRSTUVWXYZ$"
hard = "[ -~]*ABCDEFGHIJKLMNOPQRSTUVWXYZ$"
hard1 = "ABCD|CDEF|EFGH|GHIJ|IJKL|KLMN|MNOP|OPQR|QRST|STUV|UVWX|WXYZ"
)
func BenchmarkMatchEasy0_32(b *testing.B) { benchmark(b, easy0, 32<<0) }
@ -703,6 +704,11 @@ func BenchmarkMatchHard_1K(b *testing.B) { benchmark(b, hard, 1<<10) }
func BenchmarkMatchHard_32K(b *testing.B) { benchmark(b, hard, 32<<10) }
func BenchmarkMatchHard_1M(b *testing.B) { benchmark(b, hard, 1<<20) }
func BenchmarkMatchHard_32M(b *testing.B) { benchmark(b, hard, 32<<20) }
func BenchmarkMatchHard1_32(b *testing.B) { benchmark(b, hard1, 32<<0) }
func BenchmarkMatchHard1_1K(b *testing.B) { benchmark(b, hard1, 1<<10) }
func BenchmarkMatchHard1_32K(b *testing.B) { benchmark(b, hard1, 32<<10) }
func BenchmarkMatchHard1_1M(b *testing.B) { benchmark(b, hard1, 1<<20) }
func BenchmarkMatchHard1_32M(b *testing.B) { benchmark(b, hard1, 32<<20) }
func TestLongest(t *testing.T) {
re, err := Compile(`a(|b)`)