diff options
Diffstat (limited to 'libgo/go/net/z_last_test.go')
-rw-r--r-- | libgo/go/net/z_last_test.go | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/libgo/go/net/z_last_test.go b/libgo/go/net/z_last_test.go new file mode 100644 index 0000000..bb00f11 --- /dev/null +++ b/libgo/go/net/z_last_test.go @@ -0,0 +1,34 @@ +// Copyright 2009 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 net + +import ( + "fmt" + "testing" +) + +func TestDNSThreadLimit(t *testing.T) { + if testing.Short() || !*testExternal { + t.Skip("skipping test to avoid external network") + } + + const N = 10000 + c := make(chan int, N) + for i := 0; i < N; i++ { + go func(i int) { + LookupIP(fmt.Sprintf("%d.net-test.golang.org", i)) + c <- 1 + }(i) + } + // Don't bother waiting for the stragglers; stop at 0.9 N. + for i := 0; i < N*9/10; i++ { + if i%100 == 0 { + //println("TestDNSThreadLimit:", i) + } + <-c + } + + // If we're still here, it worked. +} |