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proc: Breakpoint to catch unrecovered panics

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Automatically sets a breakpoint on runtime.startpanic, the function
that gets called by runtime.dopanic when a panic is not recovered.

Implements #317
This commit is contained in:
aarzilli
2016-03-06 18:54:43 +01:00
parent c66c6408a5
commit c4797ea445
6 changed files with 58 additions and 6 deletions
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18
service/test/integration_test.go
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@ -358,6 +358,18 @@ func TestClientServer_breakAtNonexistentPoint(t *testing.T) {
})
}
func countBreakpoints(t *testing.T, c service.Client) int {
bps, err := c.ListBreakpoints()
assertNoError(err, t, "ListBreakpoints()")
bpcount := 0
for _, bp := range bps {
if bp.ID >= 0 {
bpcount++
}
}
return bpcount
}
func TestClientServer_clearBreakpoint(t *testing.T) {
withTestClient("testprog", t, func(c service.Client) {
bp, err := c.CreateBreakpoint(&api.Breakpoint{FunctionName: "main.sleepytime", Line: 1})
@ -365,8 +377,7 @@ func TestClientServer_clearBreakpoint(t *testing.T) {
t.Fatalf("Unexpected error: %v", err)
}
bps, err := c.ListBreakpoints()
if e, a := 1, len(bps); e != a {
if e, a := 1, countBreakpoints(t, c); e != a {
t.Fatalf("Expected breakpoint count %d, got %d", e, a)
}
@ -379,8 +390,7 @@ func TestClientServer_clearBreakpoint(t *testing.T) {
t.Fatalf("Expected deleted breakpoint ID %v, got %v", bp.ID, deleted.ID)
}
bps, err = c.ListBreakpoints()
if e, a := 0, len(bps); e != a {
if e, a := 0, countBreakpoints(t, c); e != a {
t.Fatalf("Expected breakpoint count %d, got %d", e, a)
}
})