diff options
Diffstat (limited to 'src/pkg/compress/flate/reader_test.go')
| -rw-r--r-- | src/pkg/compress/flate/reader_test.go | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/src/pkg/compress/flate/reader_test.go b/src/pkg/compress/flate/reader_test.go deleted file mode 100644 index a62ef741d..000000000 --- a/src/pkg/compress/flate/reader_test.go +++ /dev/null @@ -1,96 +0,0 @@ -// Copyright 2012 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 flate - -import ( - "bytes" - "io" - "io/ioutil" - "runtime" - "strings" - "testing" -) - -func TestNlitOutOfRange(t *testing.T) { - // Trying to decode this bogus flate data, which has a Huffman table - // with nlit=288, should not panic. - io.Copy(ioutil.Discard, NewReader(strings.NewReader( - "\xfc\xfe\x36\xe7\x5e\x1c\xef\xb3\x55\x58\x77\xb6\x56\xb5\x43\xf4"+ - "\x6f\xf2\xd2\xe6\x3d\x99\xa0\x85\x8c\x48\xeb\xf8\xda\x83\x04\x2a"+ - "\x75\xc4\xf8\x0f\x12\x11\xb9\xb4\x4b\x09\xa0\xbe\x8b\x91\x4c"))) -} - -const ( - digits = iota - twain -) - -var testfiles = []string{ - // Digits is the digits of the irrational number e. Its decimal representation - // does not repeat, but there are only 10 possible digits, so it should be - // reasonably compressible. - digits: "../testdata/e.txt", - // Twain is Project Gutenberg's edition of Mark Twain's classic English novel. - twain: "../testdata/Mark.Twain-Tom.Sawyer.txt", -} - -func benchmarkDecode(b *testing.B, testfile, level, n int) { - b.ReportAllocs() - b.StopTimer() - b.SetBytes(int64(n)) - buf0, err := ioutil.ReadFile(testfiles[testfile]) - if err != nil { - b.Fatal(err) - } - if len(buf0) == 0 { - b.Fatalf("test file %q has no data", testfiles[testfile]) - } - compressed := new(bytes.Buffer) - w, err := NewWriter(compressed, level) - if err != nil { - b.Fatal(err) - } - for i := 0; i < n; i += len(buf0) { - if len(buf0) > n-i { - buf0 = buf0[:n-i] - } - io.Copy(w, bytes.NewReader(buf0)) - } - w.Close() - buf1 := compressed.Bytes() - buf0, compressed, w = nil, nil, nil - runtime.GC() - b.StartTimer() - for i := 0; i < b.N; i++ { - io.Copy(ioutil.Discard, NewReader(bytes.NewReader(buf1))) - } -} - -// These short names are so that gofmt doesn't break the BenchmarkXxx function -// bodies below over multiple lines. -const ( - speed = BestSpeed - default_ = DefaultCompression - compress = BestCompression -) - -func BenchmarkDecodeDigitsSpeed1e4(b *testing.B) { benchmarkDecode(b, digits, speed, 1e4) } -func BenchmarkDecodeDigitsSpeed1e5(b *testing.B) { benchmarkDecode(b, digits, speed, 1e5) } -func BenchmarkDecodeDigitsSpeed1e6(b *testing.B) { benchmarkDecode(b, digits, speed, 1e6) } -func BenchmarkDecodeDigitsDefault1e4(b *testing.B) { benchmarkDecode(b, digits, default_, 1e4) } -func BenchmarkDecodeDigitsDefault1e5(b *testing.B) { benchmarkDecode(b, digits, default_, 1e5) } -func BenchmarkDecodeDigitsDefault1e6(b *testing.B) { benchmarkDecode(b, digits, default_, 1e6) } -func BenchmarkDecodeDigitsCompress1e4(b *testing.B) { benchmarkDecode(b, digits, compress, 1e4) } -func BenchmarkDecodeDigitsCompress1e5(b *testing.B) { benchmarkDecode(b, digits, compress, 1e5) } -func BenchmarkDecodeDigitsCompress1e6(b *testing.B) { benchmarkDecode(b, digits, compress, 1e6) } -func BenchmarkDecodeTwainSpeed1e4(b *testing.B) { benchmarkDecode(b, twain, speed, 1e4) } -func BenchmarkDecodeTwainSpeed1e5(b *testing.B) { benchmarkDecode(b, twain, speed, 1e5) } -func BenchmarkDecodeTwainSpeed1e6(b *testing.B) { benchmarkDecode(b, twain, speed, 1e6) } -func BenchmarkDecodeTwainDefault1e4(b *testing.B) { benchmarkDecode(b, twain, default_, 1e4) } -func BenchmarkDecodeTwainDefault1e5(b *testing.B) { benchmarkDecode(b, twain, default_, 1e5) } -func BenchmarkDecodeTwainDefault1e6(b *testing.B) { benchmarkDecode(b, twain, default_, 1e6) } -func BenchmarkDecodeTwainCompress1e4(b *testing.B) { benchmarkDecode(b, twain, compress, 1e4) } -func BenchmarkDecodeTwainCompress1e5(b *testing.B) { benchmarkDecode(b, twain, compress, 1e5) } -func BenchmarkDecodeTwainCompress1e6(b *testing.B) { benchmarkDecode(b, twain, compress, 1e6) } |
