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path: root/src/pkg/net/http/z_last_test.go
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Diffstat (limited to 'src/pkg/net/http/z_last_test.go')
-rw-r--r--src/pkg/net/http/z_last_test.go97
1 files changed, 0 insertions, 97 deletions
diff --git a/src/pkg/net/http/z_last_test.go b/src/pkg/net/http/z_last_test.go
deleted file mode 100644
index 5a0cc1198..000000000
--- a/src/pkg/net/http/z_last_test.go
+++ /dev/null
@@ -1,97 +0,0 @@
-// Copyright 2013 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 http_test
-
-import (
- "net/http"
- "runtime"
- "sort"
- "strings"
- "testing"
- "time"
-)
-
-func interestingGoroutines() (gs []string) {
- buf := make([]byte, 2<<20)
- buf = buf[:runtime.Stack(buf, true)]
- for _, g := range strings.Split(string(buf), "\n\n") {
- sl := strings.SplitN(g, "\n", 2)
- if len(sl) != 2 {
- continue
- }
- stack := strings.TrimSpace(sl[1])
- if stack == "" ||
- strings.Contains(stack, "created by net.startServer") ||
- strings.Contains(stack, "created by testing.RunTests") ||
- strings.Contains(stack, "closeWriteAndWait") ||
- strings.Contains(stack, "testing.Main(") ||
- // These only show up with GOTRACEBACK=2; Issue 5005 (comment 28)
- strings.Contains(stack, "runtime.goexit") ||
- strings.Contains(stack, "created by runtime.gc") ||
- strings.Contains(stack, "runtime.MHeap_Scavenger") {
- continue
- }
- gs = append(gs, stack)
- }
- sort.Strings(gs)
- return
-}
-
-// Verify the other tests didn't leave any goroutines running.
-// This is in a file named z_last_test.go so it sorts at the end.
-func TestGoroutinesRunning(t *testing.T) {
- if testing.Short() {
- t.Skip("not counting goroutines for leakage in -short mode")
- }
- gs := interestingGoroutines()
-
- n := 0
- stackCount := make(map[string]int)
- for _, g := range gs {
- stackCount[g]++
- n++
- }
-
- t.Logf("num goroutines = %d", n)
- if n > 0 {
- t.Error("Too many goroutines.")
- for stack, count := range stackCount {
- t.Logf("%d instances of:\n%s", count, stack)
- }
- }
-}
-
-func afterTest(t *testing.T) {
- http.DefaultTransport.(*http.Transport).CloseIdleConnections()
- if testing.Short() {
- return
- }
- var bad string
- badSubstring := map[string]string{
- ").readLoop(": "a Transport",
- ").writeLoop(": "a Transport",
- "created by net/http/httptest.(*Server).Start": "an httptest.Server",
- "timeoutHandler": "a TimeoutHandler",
- "net.(*netFD).connect(": "a timing out dial",
- ").noteClientGone(": "a closenotifier sender",
- }
- var stacks string
- for i := 0; i < 4; i++ {
- bad = ""
- stacks = strings.Join(interestingGoroutines(), "\n\n")
- for substr, what := range badSubstring {
- if strings.Contains(stacks, substr) {
- bad = what
- }
- }
- if bad == "" {
- return
- }
- // Bad stuff found, but goroutines might just still be
- // shutting down, so give it some time.
- time.Sleep(250 * time.Millisecond)
- }
- t.Errorf("Test appears to have leaked %s:\n%s", bad, stacks)
-}