diff options
Diffstat (limited to 'libgo/go/strconv/strconv_test.go')
| -rw-r--r-- | libgo/go/strconv/strconv_test.go | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libgo/go/strconv/strconv_test.go b/libgo/go/strconv/strconv_test.go index ebec0cc..7619f90 100644 --- a/libgo/go/strconv/strconv_test.go +++ b/libgo/go/strconv/strconv_test.go @@ -30,6 +30,9 @@ var ( AppendFloat(localBuf[:0], 1.23, 'g', 5, 64) }}, {0, `AppendFloat(globalBuf[:0], 1.23, 'g', 5, 64)`, func() { AppendFloat(globalBuf[:0], 1.23, 'g', 5, 64) }}, + // In practice we see 7 for the next one, but allow some slop. + // Before pre-allocation in appendQuotedWith, we saw 39. + {10, `AppendQuoteToASCII(nil, oneMB)`, func() { AppendQuoteToASCII(nil, string(oneMB)) }}, {0, `ParseFloat("123.45", 64)`, func() { ParseFloat("123.45", 64) }}, {0, `ParseFloat("123.456789123456789", 64)`, func() { ParseFloat("123.456789123456789", 64) }}, {0, `ParseFloat("1.000000000000000111022302462515654042363166809082031251", 64)`, func() { @@ -41,6 +44,8 @@ var ( } ) +var oneMB []byte // Will be allocated to 1MB of random data by TestCountMallocs. + func TestCountMallocs(t *testing.T) { if runtime.Compiler == "gccgo" { t.Skip("skipping on gccgo until escape analysis is turned on") @@ -51,6 +56,11 @@ func TestCountMallocs(t *testing.T) { if runtime.GOMAXPROCS(0) > 1 { t.Skip("skipping; GOMAXPROCS>1") } + // Allocate a big messy buffer for AppendQuoteToASCII's test. + oneMB = make([]byte, 1e6) + for i := range oneMB { + oneMB[i] = byte(i) + } for _, mt := range mallocTest { allocs := testing.AllocsPerRun(100, mt.fn) if max := float64(mt.count); allocs > max { |