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strings: remove a redundant and flaky part of a test

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Fixes #35280

Change-Id: I6fa3747ff7b92c6fcabdf8692d85e103de55859f
Reviewed-on: https://go-review.googlesource.com/c/go/+/204598
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Brad Fitzpatrick 2019-10-31 20:13:50 +00:00
parent 48c0cef6dc
commit d6f2f833c9
1 changed files with 0 additions and 15 deletions
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15
src/strings/builder_test.go
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@ -178,21 +178,6 @@ func TestBuilderWriteByte(t *testing.T) {
} }
func TestBuilderAllocs(t *testing.T) { func TestBuilderAllocs(t *testing.T) {
var b Builder
const msg = "hello"
b.Grow(len(msg) * 2) // because AllocsPerRun does an extra "warm-up" iteration
var s string
allocs := int(testing.AllocsPerRun(1, func() {
b.WriteString("hello")
s = b.String()
}))
if want := msg + msg; s != want {
t.Errorf("String: got %#q; want %#q", s, want)
}
if allocs > 0 {
t.Fatalf("got %d alloc(s); want 0", allocs)
}
// Issue 23382; verify that copyCheck doesn't force the // Issue 23382; verify that copyCheck doesn't force the
// Builder to escape and be heap allocated. // Builder to escape and be heap allocated.
n := testing.AllocsPerRun(10000, func() { n := testing.AllocsPerRun(10000, func() {