diff options
Diffstat (limited to 'src/pkg/container/vector/numbers_test.go')
| -rw-r--r-- | src/pkg/container/vector/numbers_test.go | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/src/pkg/container/vector/numbers_test.go b/src/pkg/container/vector/numbers_test.go deleted file mode 100644 index b83b0bfee..000000000 --- a/src/pkg/container/vector/numbers_test.go +++ /dev/null @@ -1,131 +0,0 @@ -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package vector - -import ( - "fmt" - "runtime" - "strings" - "testing" -) - - -const memTestN = 1000000 - - -func s(n uint64) string { - str := fmt.Sprintf("%d", n) - lens := len(str) - a := make([]string, (lens+2)/3) - start := lens - for i := range a { - start -= 3 - if start < 0 { - start = 0 - } - a[len(a)-i-1] = str[start:lens] - lens -= 3 - } - return strings.Join(a, " ") -} - - -func TestVectorNums(t *testing.T) { - if testing.Short() { - return - } - var v Vector - c := int(0) - runtime.GC() - m0 := runtime.MemStats - v.Resize(memTestN, memTestN) - for i := 0; i < memTestN; i++ { - v.Set(i, c) - } - runtime.GC() - m := runtime.MemStats - v.Resize(0, 0) - runtime.GC() - n := m.Alloc - m0.Alloc - t.Logf("%T.Push(%#v), n = %s: Alloc/n = %.2f\n", v, c, s(memTestN), float64(n)/memTestN) -} - - -func TestIntVectorNums(t *testing.T) { - if testing.Short() { - return - } - var v IntVector - c := int(0) - runtime.GC() - m0 := runtime.MemStats - v.Resize(memTestN, memTestN) - for i := 0; i < memTestN; i++ { - v.Set(i, c) - } - runtime.GC() - m := runtime.MemStats - v.Resize(0, 0) - runtime.GC() - n := m.Alloc - m0.Alloc - t.Logf("%T.Push(%#v), n = %s: Alloc/n = %.2f\n", v, c, s(memTestN), float64(n)/memTestN) -} - - -func TestStringVectorNums(t *testing.T) { - if testing.Short() { - return - } - var v StringVector - c := "" - runtime.GC() - m0 := runtime.MemStats - v.Resize(memTestN, memTestN) - for i := 0; i < memTestN; i++ { - v.Set(i, c) - } - runtime.GC() - m := runtime.MemStats - v.Resize(0, 0) - runtime.GC() - n := m.Alloc - m0.Alloc - t.Logf("%T.Push(%#v), n = %s: Alloc/n = %.2f\n", v, c, s(memTestN), float64(n)/memTestN) -} - - -func BenchmarkVectorNums(b *testing.B) { - c := int(0) - var v Vector - b.StopTimer() - runtime.GC() - b.StartTimer() - for i := 0; i < b.N; i++ { - v.Push(c) - } -} - - -func BenchmarkIntVectorNums(b *testing.B) { - c := int(0) - var v IntVector - b.StopTimer() - runtime.GC() - b.StartTimer() - for i := 0; i < b.N; i++ { - v.Push(c) - } -} - - -func BenchmarkStringVectorNums(b *testing.B) { - c := "" - var v StringVector - b.StopTimer() - runtime.GC() - b.StartTimer() - for i := 0; i < b.N; i++ { - v.Push(c) - } -} |
