csource: reproduce crashes with fault injection

1 files changed, 34 insertions, 0 deletions

diff --git a/prog/parse_test.go b/prog/parse_test.go
index 9492b997e..2f5dd75d6 100644
--- a/prog/parse_test.go
+++ b/prog/parse_test.go
@@ -25,6 +25,9 @@ gettid()
 	if ent.Proc != 0 {
 		t.Fatalf("proc %v, want 0", ent.Proc)
 	}
+	if ent.Fault || ent.FaultCall != 0 || ent.FaultNth != 0 {
+		t.Fatalf("fault injection enabled")
+	}
 	want := "getpid-gettid"
 	got := ent.P.String()
 	if got != want {
@@ -53,6 +56,11 @@ func TestParseMulti(t *testing.T) {
 		entries[4].Proc != 9 {
 		t.Fatalf("bad procs")
 	}
+	for i, ent := range entries {
+		if ent.Fault || ent.FaultCall != 0 || ent.FaultNth != 0 {
+			t.Fatalf("prog %v has fault injection enabled", i)
+		}
+	}
 	if s := entries[0].P.String(); s != "getpid-gettid" {
 		t.Fatalf("bad program 0: %s", s)
 	}
@@ -89,3 +97,29 @@ getpid()
 2015/12/21 12:18:05 executing program 9:
 munlockall()
 `
+
+func TestParseFault(t *testing.T) {
+	const execLog = `2015/12/21 12:18:05 executing program 1 (fault-call:1 fault-nth:55):
+gettid()
+getpid()
+`
+	entries := ParseLog([]byte(execLog))
+	if len(entries) != 1 {
+		t.Fatalf("got %v programs, want 1", len(entries))
+	}
+	ent := entries[0]
+	if !ent.Fault {
+		t.Fatalf("fault injection is not enabled")
+	}
+	if ent.FaultCall != 1 {
+		t.Fatalf("fault call: got %v, want 1", ent.FaultCall)
+	}
+	if ent.FaultNth != 55 {
+		t.Fatalf("fault nth: got %v, want 55", ent.FaultNth)
+	}
+	want := "gettid-getpid"
+	got := ent.P.String()
+	if got != want {
+		t.Fatalf("bad program: %s, want %s", got, want)
+	}
+}