delta/go-git.git/src/encoding/gob/codec_test.go, branch dev.inline github.com: golang/go all: fix copy-and-paste errors in tests 2016-05-06T16:56:19+00:00 Alberto Donizetti alb.donizetti@gmail.com 2016-05-06T16:16:52+00:00 a5c5f6ea94dcd9caad0f0df8caaf68f8659900b2 Fixes #15570 Change-Id: I95d1ac26e342c3bbf36ad1f0209711ea96eaf487 Reviewed-on: https://go-review.googlesource.com/22870 Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> 
Fixes #15570

Change-Id: I95d1ac26e342c3bbf36ad1f0209711ea96eaf487
Reviewed-on: https://go-review.googlesource.com/22870
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
all: replace strings.Index with strings.Contains where possible 2016-02-19T01:06:05+00:00 Nathan VanBenschoten nvanbenschoten@gmail.com 2015-12-22T07:40:47+00:00 b04f3b06ec347543b0eafe82dcfb0e05885d3feb Change-Id: Ia613f1c37bfce800ece0533a5326fca91d99a66a Reviewed-on: https://go-review.googlesource.com/18120 Reviewed-by: Robert Griesemer <gri@golang.org> Run-TryBot: Robert Griesemer <gri@golang.org> 
Change-Id: Ia613f1c37bfce800ece0533a5326fca91d99a66a
Reviewed-on: https://go-review.googlesource.com/18120
Reviewed-by: Robert Griesemer <gri@golang.org>
Run-TryBot: Robert Griesemer <gri@golang.org>
encoding/gob: reduce the amount of memory allocations. 2015-11-25T17:01:25+00:00 Aliaksandr Valialkin valyala@gmail.com 2015-08-15T10:04:46+00:00 a48de745b28a39d58dcd916f410704f0f7d75d7c Benchmark results: benchmark old ns/op new ns/op delta BenchmarkEndToEndPipe-4 7547 7294 -3.35% BenchmarkEndToEndByteBuffer-4 5146 5092 -1.05% BenchmarkEndToEndSliceByteBuffer-4 552779 439768 -20.44% BenchmarkEncodeComplex128Slice-4 266370 266184 -0.07% BenchmarkEncodeFloat64Slice-4 111891 110258 -1.46% BenchmarkEncodeInt32Slice-4 74482 74080 -0.54% BenchmarkEncodeStringSlice-4 84404 84279 -0.15% BenchmarkEncodeInterfaceSlice-4 3942925 3045995 -22.75% BenchmarkDecodeComplex128Slice-4 451837 415282 -8.09% BenchmarkDecodeFloat64Slice-4 283584 262558 -7.41% BenchmarkDecodeInt32Slice-4 246571 237383 -3.73% BenchmarkDecodeStringSlice-4 734210 479625 -34.67% BenchmarkDecodeInterfaceSlice-4 4778225 4160935 -12.92% benchmark old allocs new allocs delta BenchmarkEndToEndPipe-4 3 2 -33.33% BenchmarkEndToEndByteBuffer-4 3 2 -33.33% BenchmarkEndToEndSliceByteBuffer-4 1002 402 -59.88% BenchmarkEncodeComplex128Slice-4 1 1 +0.00% BenchmarkEncodeFloat64Slice-4 1 1 +0.00% BenchmarkEncodeInt32Slice-4 1 1 +0.00% BenchmarkEncodeStringSlice-4 1 1 +0.00% BenchmarkEncodeInterfaceSlice-4 3001 1 -99.97% BenchmarkDecodeComplex128Slice-4 188 185 -1.60% BenchmarkDecodeFloat64Slice-4 188 185 -1.60% BenchmarkDecodeInt32Slice-4 188 185 -1.60% BenchmarkDecodeStringSlice-4 2188 1185 -45.84% BenchmarkDecodeInterfaceSlice-4 6197 4194 -32.32% benchmark old bytes new bytes delta BenchmarkEndToEndPipe-4 64 48 -25.00% BenchmarkEndToEndByteBuffer-4 64 48 -25.00% BenchmarkEndToEndSliceByteBuffer-4 34551 10554 -69.45% BenchmarkEncodeComplex128Slice-4 55 55 +0.00% BenchmarkEncodeFloat64Slice-4 33 33 +0.00% BenchmarkEncodeInt32Slice-4 32 32 +0.00% BenchmarkEncodeStringSlice-4 36 36 +0.00% BenchmarkEncodeInterfaceSlice-4 144555 347 -99.76% BenchmarkDecodeComplex128Slice-4 28240 28097 -0.51% BenchmarkDecodeFloat64Slice-4 11840 11697 -1.21% BenchmarkDecodeInt32Slice-4 10817 10673 -1.33% BenchmarkDecodeStringSlice-4 56128 39985 -28.76% BenchmarkDecodeInterfaceSlice-4 132565 100421 -24.25% Change-Id: Ief7c7706b1f2916486ab7190b81aafbb16b70f1e Reviewed-on: https://go-review.googlesource.com/13660 Reviewed-by: Russ Cox <rsc@golang.org> 
Benchmark results:

benchmark                              old ns/op     new ns/op     delta
BenchmarkEndToEndPipe-4                7547          7294          -3.35%
BenchmarkEndToEndByteBuffer-4          5146          5092          -1.05%
BenchmarkEndToEndSliceByteBuffer-4     552779        439768        -20.44%
BenchmarkEncodeComplex128Slice-4       266370        266184        -0.07%
BenchmarkEncodeFloat64Slice-4          111891        110258        -1.46%
BenchmarkEncodeInt32Slice-4            74482         74080         -0.54%
BenchmarkEncodeStringSlice-4           84404         84279         -0.15%
BenchmarkEncodeInterfaceSlice-4        3942925       3045995       -22.75%
BenchmarkDecodeComplex128Slice-4       451837        415282        -8.09%
BenchmarkDecodeFloat64Slice-4          283584        262558        -7.41%
BenchmarkDecodeInt32Slice-4            246571        237383        -3.73%
BenchmarkDecodeStringSlice-4           734210        479625        -34.67%
BenchmarkDecodeInterfaceSlice-4        4778225       4160935       -12.92%

benchmark                              old allocs     new allocs     delta
BenchmarkEndToEndPipe-4                3              2              -33.33%
BenchmarkEndToEndByteBuffer-4          3              2              -33.33%
BenchmarkEndToEndSliceByteBuffer-4     1002           402            -59.88%
BenchmarkEncodeComplex128Slice-4       1              1              +0.00%
BenchmarkEncodeFloat64Slice-4          1              1              +0.00%
BenchmarkEncodeInt32Slice-4            1              1              +0.00%
BenchmarkEncodeStringSlice-4           1              1              +0.00%
BenchmarkEncodeInterfaceSlice-4        3001           1              -99.97%
BenchmarkDecodeComplex128Slice-4       188            185            -1.60%
BenchmarkDecodeFloat64Slice-4          188            185            -1.60%
BenchmarkDecodeInt32Slice-4            188            185            -1.60%
BenchmarkDecodeStringSlice-4           2188           1185           -45.84%
BenchmarkDecodeInterfaceSlice-4        6197           4194           -32.32%

benchmark                              old bytes     new bytes     delta
BenchmarkEndToEndPipe-4                64            48            -25.00%
BenchmarkEndToEndByteBuffer-4          64            48            -25.00%
BenchmarkEndToEndSliceByteBuffer-4     34551         10554         -69.45%
BenchmarkEncodeComplex128Slice-4       55            55            +0.00%
BenchmarkEncodeFloat64Slice-4          33            33            +0.00%
BenchmarkEncodeInt32Slice-4            32            32            +0.00%
BenchmarkEncodeStringSlice-4           36            36            +0.00%
BenchmarkEncodeInterfaceSlice-4        144555        347           -99.76%
BenchmarkDecodeComplex128Slice-4       28240         28097         -0.51%
BenchmarkDecodeFloat64Slice-4          11840         11697         -1.21%
BenchmarkDecodeInt32Slice-4            10817         10673         -1.33%
BenchmarkDecodeStringSlice-4           56128         39985         -28.76%
BenchmarkDecodeInterfaceSlice-4        132565        100421        -24.25%

Change-Id: Ief7c7706b1f2916486ab7190b81aafbb16b70f1e
Reviewed-on: https://go-review.googlesource.com/13660
Reviewed-by: Russ Cox <rsc@golang.org>
all: fix some vet-caught formatting errors, mostly but not only in tests 2015-08-21T05:37:36+00:00 Rob Pike r@golang.org 2015-08-11T05:29:40+00:00 f62b749ae2b323653085f78f896f660ee461bb41 Could go in 1.5, although not critical. See also #12107 Change-Id: I7f1608b58581d21df4db58f0db654fef79e33a90 Reviewed-on: https://go-review.googlesource.com/13481 Reviewed-by: Dave Cheney <dave@cheney.net> 
Could go in 1.5, although not critical.
See also #12107

Change-Id: I7f1608b58581d21df4db58f0db654fef79e33a90
Reviewed-on: https://go-review.googlesource.com/13481
Reviewed-by: Dave Cheney <dave@cheney.net>
encoding/gob: clean up decoderMap after errBadType 2015-04-08T21:28:24+00:00 Håvard Haugen havard.haugen@gmail.com 2015-01-28T22:07:05+00:00 8e6cf5f70c77daadf1b2c798f227031be156a904 When decoding an invalid typeId the associated *decEngine was not removed from decoderMap. If the decoder was run again on the same input a nil *decEngine was found in the map and assumed to be initialized, resulting in a panic. Fixes #9649 Change-Id: I5bb51808362a21c09228c2705a658f073e5b59b3 Reviewed-on: https://go-review.googlesource.com/3509 Reviewed-by: Rob Pike <r@golang.org> 
When decoding an invalid typeId the associated *decEngine was not
removed from decoderMap. If the decoder was run again on the same input
a nil *decEngine was found in the map and assumed to be initialized,
resulting in a panic.

Fixes #9649

Change-Id: I5bb51808362a21c09228c2705a658f073e5b59b3
Reviewed-on: https://go-review.googlesource.com/3509
Reviewed-by: Rob Pike <r@golang.org>
encoding/gob: add custom decoder buffer for performance 2014-10-20T14:33:08+00:00 Rob Pike r@golang.org 2014-10-20T14:33:08+00:00 63acc48f8794aa51b91d7e482ba9271e54d3f77a As we did with encoding, provide a trivial byte reader for faster decoding. We can also reduce some of the copying by doing the allocation all at once using a slightly different interface from byte buffers. benchmark old ns/op new ns/op delta BenchmarkEndToEndPipe 13368 12902 -3.49% BenchmarkEndToEndByteBuffer 5969 5642 -5.48% BenchmarkEndToEndSliceByteBuffer 479485 470798 -1.81% BenchmarkEncodeComplex128Slice 92367 92201 -0.18% BenchmarkEncodeFloat64Slice 39990 38960 -2.58% BenchmarkEncodeInt32Slice 30510 27938 -8.43% BenchmarkEncodeStringSlice 33753 33365 -1.15% BenchmarkDecodeComplex128Slice 232278 196704 -15.32% BenchmarkDecodeFloat64Slice 150258 128191 -14.69% BenchmarkDecodeInt32Slice 133806 115748 -13.50% BenchmarkDecodeStringSlice 335117 300534 -10.32% LGTM=rsc R=rsc CC=golang-codereviews https://golang.org/cl/154360049 
As we did with encoding, provide a trivial byte reader for
faster decoding. We can also reduce some of the copying
by doing the allocation all at once using a slightly different
interface from byte buffers.

benchmark                            old ns/op     new ns/op     delta
BenchmarkEndToEndPipe                13368         12902         -3.49%
BenchmarkEndToEndByteBuffer          5969          5642          -5.48%
BenchmarkEndToEndSliceByteBuffer     479485        470798        -1.81%
BenchmarkEncodeComplex128Slice       92367         92201         -0.18%
BenchmarkEncodeFloat64Slice          39990         38960         -2.58%
BenchmarkEncodeInt32Slice            30510         27938         -8.43%
BenchmarkEncodeStringSlice           33753         33365         -1.15%
BenchmarkDecodeComplex128Slice       232278        196704        -15.32%
BenchmarkDecodeFloat64Slice          150258        128191        -14.69%
BenchmarkDecodeInt32Slice            133806        115748        -13.50%
BenchmarkDecodeStringSlice           335117        300534        -10.32%

LGTM=rsc
R=rsc
CC=golang-codereviews
https://golang.org/cl/154360049
encoding/gob: use simple append-only buffer for encoding 2014-10-18T03:51:15+00:00 Rob Pike r@golang.org 2014-10-18T03:51:15+00:00 65dde1ed4b1c71fad6d2b106b779c5191e5f7cd7 Bytes buffers have more API and are a little slower. Since appending is a key part of the path in encode, using a faster implementation speeds things up measurably. The couple of positive swings are likely garbage-collection related since memory allocation looks different in the benchmark now. I am not concerned by them. benchmark old ns/op new ns/op delta BenchmarkEndToEndPipe 6620 6388 -3.50% BenchmarkEndToEndByteBuffer 3548 3600 +1.47% BenchmarkEndToEndSliceByteBuffer 336678 367980 +9.30% BenchmarkEncodeComplex128Slice 78199 71297 -8.83% BenchmarkEncodeFloat64Slice 37731 32258 -14.51% BenchmarkEncodeInt32Slice 26780 22977 -14.20% BenchmarkEncodeStringSlice 35882 26492 -26.17% BenchmarkDecodeComplex128Slice 194819 185126 -4.98% BenchmarkDecodeFloat64Slice 120538 120102 -0.36% BenchmarkDecodeInt32Slice 106442 107275 +0.78% BenchmarkDecodeStringSlice 272902 269866 -1.11% LGTM=ruiu R=golang-codereviews, ruiu CC=golang-codereviews https://golang.org/cl/160990043 
Bytes buffers have more API and are a little slower. Since appending
is a key part of the path in encode, using a faster implementation
speeds things up measurably.
The couple of positive swings are likely garbage-collection related
since memory allocation looks different in the benchmark now.
I am not concerned by them.

benchmark                            old ns/op     new ns/op     delta
BenchmarkEndToEndPipe                6620          6388          -3.50%
BenchmarkEndToEndByteBuffer          3548          3600          +1.47%
BenchmarkEndToEndSliceByteBuffer     336678        367980        +9.30%
BenchmarkEncodeComplex128Slice       78199         71297         -8.83%
BenchmarkEncodeFloat64Slice          37731         32258         -14.51%
BenchmarkEncodeInt32Slice            26780         22977         -14.20%
BenchmarkEncodeStringSlice           35882         26492         -26.17%
BenchmarkDecodeComplex128Slice       194819        185126        -4.98%
BenchmarkDecodeFloat64Slice          120538        120102        -0.36%
BenchmarkDecodeInt32Slice            106442        107275        +0.78%
BenchmarkDecodeStringSlice           272902        269866        -1.11%

LGTM=ruiu
R=golang-codereviews, ruiu
CC=golang-codereviews
https://golang.org/cl/160990043
build: move package sources from src/pkg to src 2014-09-08T04:08:51+00:00 Russ Cox rsc@golang.org 2014-09-08T04:08:51+00:00 c007ce824d9a4fccb148f9204e04c23ed2984b71 Preparation was in CL 134570043. This CL contains only the effect of 'hg mv src/pkg/* src'. For more about the move, see golang.org/s/go14nopkg. 
Preparation was in CL 134570043.
This CL contains only the effect of 'hg mv src/pkg/* src'.
For more about the move, see golang.org/s/go14nopkg.