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testing: use debug.SetTraceback("all") to show all goroutines at test timeout

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Fixes #13681.

Change-Id: I308930f4d9200fbe0f09cd08c38392ca1bb0db67
Reviewed-on: https://go-review.googlesource.com/18044
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Austin Clements <austin@google.com>
This commit is contained in:
Russ Cox 2015-12-18 11:24:55 -05:00
parent bb0567b304
commit 57337da169
5 changed files with 12 additions and 7 deletions
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2
src/go/build/deps_test.go
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@ -165,7 +165,7 @@ var pkgDeps = map[string][]string{
"runtime/trace": {"L0"}, "runtime/trace": {"L0"},
"text/tabwriter": {"L2"}, "text/tabwriter": {"L2"},
"testing": {"L2", "flag", "fmt", "os", "runtime/pprof", "runtime/trace", "time"}, "testing": {"L2", "flag", "fmt", "os", "runtime/debug", "runtime/pprof", "runtime/trace", "time"},
"testing/iotest": {"L2", "log"}, "testing/iotest": {"L2", "log"},
"testing/quick": {"L2", "flag", "fmt", "reflect"}, "testing/quick": {"L2", "flag", "fmt", "reflect"},
"internal/testenv": {"L2", "os", "testing"}, "internal/testenv": {"L2", "os", "testing"},

3
src/runtime/debug/garbage_test.go
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@ -2,10 +2,11 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
package debug package debug_test
import ( import (
"runtime" "runtime"
. "runtime/debug"
"testing" "testing"
"time" "time"
) )

3
src/runtime/debug/heapdump_test.go
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@ -2,12 +2,13 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
package debug package debug_test
import ( import (
"io/ioutil" "io/ioutil"
"os" "os"
"runtime" "runtime"
. "runtime/debug"
"testing" "testing"
) )

9
src/runtime/debug/stack_test.go
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@ -2,9 +2,10 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
package debug package debug_test
import ( import (
. "runtime/debug"
"strings" "strings"
"testing" "testing"
) )
@ -51,9 +52,9 @@ func TestStack(t *testing.T) {
} }
n++ n++
frame("src/runtime/debug/stack.go", "runtime/debug.Stack") frame("src/runtime/debug/stack.go", "runtime/debug.Stack")
frame("src/runtime/debug/stack_test.go", "runtime/debug.(*T).ptrmethod") frame("src/runtime/debug/stack_test.go", "runtime/debug_test.(*T).ptrmethod")
frame("src/runtime/debug/stack_test.go", "runtime/debug.T.method") frame("src/runtime/debug/stack_test.go", "runtime/debug_test.T.method")
frame("src/runtime/debug/stack_test.go", "runtime/debug.TestStack") frame("src/runtime/debug/stack_test.go", "runtime/debug_test.TestStack")
frame("src/testing/testing.go", "") frame("src/testing/testing.go", "")
} }

2
src/testing/testing.go
View file

@ -149,6 +149,7 @@ import (
"fmt" "fmt"
"os" "os"
"runtime" "runtime"
"runtime/debug"
"runtime/pprof" "runtime/pprof"
"runtime/trace" "runtime/trace"
"strconv" "strconv"
@ -714,6 +715,7 @@ var timer *time.Timer
func startAlarm() { func startAlarm() {
if *timeout > 0 { if *timeout > 0 {
timer = time.AfterFunc(*timeout, func() { timer = time.AfterFunc(*timeout, func() {
debug.SetTraceback("all")
panic(fmt.Sprintf("test timed out after %v", *timeout)) panic(fmt.Sprintf("test timed out after %v", *timeout))
}) })
} }