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runtime/debug: implement Stack using runtime.Stack

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Fixes #12363

Change-Id: I1a025ab6a1cbd5a58f5c2bce5416788387495428
Reviewed-on: https://go-review.googlesource.com/14604
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: David Crawshaw <crawshaw@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
David Crawshaw 2015-09-15 17:16:38 -04:00
parent fb30270037
commit 2d697b2401
2 changed files with 28 additions and 92 deletions
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38
src/runtime/debug/stack_test.go
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@ -22,16 +22,19 @@ func (t T) method() []byte {
The traceback should look something like this, modulo line numbers and hex constants.
Don't worry much about the base levels, but check the ones in our own package.
/Users/r/go/src/runtime/debug/stack_test.go:15 (0x13878)
(*T).ptrmethod: return Stack()
/Users/r/go/src/runtime/debug/stack_test.go:18 (0x138dd)
T.method: return t.ptrmethod()
/Users/r/go/src/runtime/debug/stack_test.go:23 (0x13920)
TestStack: b := T(0).method()
/Users/r/go/src/testing/testing.go:132 (0x14a7a)
tRunner: test.F(t)
/Users/r/go/src/runtime/proc.c:145 (0xc970)
???: runtime·unlock(&runtime·sched);
goroutine 10 [running]:
runtime/debug.Stack(0x0, 0x0, 0x0)
/Users/r/go/src/runtime/debug/stack.go:28 +0x80
runtime/debug.(*T).ptrmethod(0xc82005ee70, 0x0, 0x0, 0x0)
/Users/r/go/src/runtime/debug/stack_test.go:15 +0x29
runtime/debug.T.method(0x0, 0x0, 0x0, 0x0)
/Users/r/go/src/runtime/debug/stack_test.go:18 +0x32
runtime/debug.TestStack(0xc8201ce000)
/Users/r/go/src/runtime/debug/stack_test.go:37 +0x38
testing.tRunner(0xc8201ce000, 0x664b58)
/Users/r/go/src/testing/testing.go:456 +0x98
created by testing.RunTests
/Users/r/go/src/testing/testing.go:561 +0x86d
*/
func TestStack(t *testing.T) {
b := T(0).method()
@ -41,17 +44,16 @@ func TestStack(t *testing.T) {
}
n := 0
frame := func(line, code string) {
check(t, lines[n], code)
n++
check(t, lines[n], line)
n++
// The source might not be available while running the test.
if strings.HasPrefix(lines[n], "\t") {
check(t, lines[n], code)
n++
}
}
frame("src/runtime/debug/stack_test.go", "\t(*T).ptrmethod: return Stack()")
frame("src/runtime/debug/stack_test.go", "\tT.method: return t.ptrmethod()")
frame("src/runtime/debug/stack_test.go", "\tTestStack: b := T(0).method()")
n++
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.T.method")
frame("src/runtime/debug/stack_test.go", "runtime/debug.TestStack")
frame("src/testing/testing.go", "")
}