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bufio: use strings.Builder

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Change-Id: Ia8d6cea75b32c8839837c1bb1e13cde9b236abdd
Reviewed-on: https://go-review.googlesource.com/c/go/+/435939
Run-TryBot: xie cui <523516579@qq.com>
Reviewed-by: Robert Griesemer <gri@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
This commit is contained in:
cuiweixie 2022-09-28 21:17:34 +08:00 committed by Gopher Robot
parent 45c2421dc6
commit e3ac2152f2
1 changed files with 4 additions and 4 deletions
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8
src/bufio/bufio_test.go
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@ -746,7 +746,7 @@ func TestNewWriterSizeIdempotent(t *testing.T) {
func TestWriteString(t *testing.T) { func TestWriteString(t *testing.T) {
const BufSize = 8 const BufSize = 8
buf := new(bytes.Buffer) buf := new(strings.Builder)
b := NewWriterSize(buf, BufSize) b := NewWriterSize(buf, BufSize)
b.WriteString("0") // easy b.WriteString("0") // easy
b.WriteString("123456") // still easy b.WriteString("123456") // still easy
@ -757,8 +757,8 @@ func TestWriteString(t *testing.T) {
t.Error("WriteString", err) t.Error("WriteString", err)
} }
s := "01234567890abcdefghijklmnopqrstuvwxyz" s := "01234567890abcdefghijklmnopqrstuvwxyz"
if string(buf.Bytes()) != s { if buf.String() != s {
t.Errorf("WriteString wants %q gets %q", s, string(buf.Bytes())) t.Errorf("WriteString wants %q gets %q", s, buf.String())
} }
} }
@ -1389,7 +1389,7 @@ func TestWriterReadFromUntilEOF(t *testing.T) {
t.Fatalf("ReadFrom returned (%v, %v), want (4, nil)", n2, err) t.Fatalf("ReadFrom returned (%v, %v), want (4, nil)", n2, err)
} }
w.Flush() w.Flush()
if got, want := string(buf.Bytes()), "0123abcd"; got != want { if got, want := buf.String(), "0123abcd"; got != want {
t.Fatalf("buf.Bytes() returned %q, want %q", got, want) t.Fatalf("buf.Bytes() returned %q, want %q", got, want)
} }
} }