// Copyright 2015 syzkaller project authors. All rights reserved.
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// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
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package prog
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import (
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"testing"
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)
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func TestParseSingle(t *testing.T) {
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t.Parallel()
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target, err := GetTarget("linux", "amd64")
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if err != nil {
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t.Fatal(err)
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}
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const execLog = `getpid()
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gettid()
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`
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entries := target.ParseLog([]byte(execLog))
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if len(entries) != 1 {
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t.Fatalf("got %v programs, want 1", len(entries))
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}
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ent := entries[0]
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if ent.Start != 0 {
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t.Fatalf("start offset %v, want 0", ent.Start)
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}
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if ent.End != len(execLog) {
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t.Fatalf("end offset %v, want %v", ent.End, len(execLog))
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}
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if ent.Proc != 0 {
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t.Fatalf("proc %v, want 0", ent.Proc)
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}
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if ent.Fault || ent.FaultCall != 0 || ent.FaultNth != 0 {
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t.Fatalf("fault injection enabled")
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}
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want := "getpid-gettid"
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got := ent.P.String()
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if got != want {
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t.Fatalf("bad program: %s, want %s", got, want)
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}
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}
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func TestParseMulti(t *testing.T) {
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t.Parallel()
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target, err := GetTarget("linux", "amd64")
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if err != nil {
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t.Fatal(err)
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}
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entries := target.ParseLog([]byte(execLog))
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if len(entries) != 5 {
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for i, ent := range entries {
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t.Logf("program #%v: %v\n", i, ent.P)
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}
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t.Fatalf("got %v programs, want 5", len(entries))
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}
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off := 0
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for _, ent := range entries {
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if off > ent.Start || ent.Start > ent.End || ent.End > len(execLog) {
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t.Fatalf("bad offsets")
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}
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}
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if entries[0].Proc != 0 ||
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entries[1].Proc != 1 ||
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entries[2].Proc != 2 ||
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entries[3].Proc != 33 ||
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entries[4].Proc != 9 {
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t.Fatalf("bad procs")
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}
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for i, ent := range entries {
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if ent.Fault || ent.FaultCall != 0 || ent.FaultNth != 0 {
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t.Fatalf("prog %v has fault injection enabled", i)
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}
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}
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if s := entries[0].P.String(); s != "getpid-gettid" {
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t.Fatalf("bad program 0: %s", s)
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}
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if s := entries[1].P.String(); s != "getpid-gettid-munlockall" {
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t.Fatalf("bad program 0: %s", s)
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}
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if s := entries[2].P.String(); s != "getpid-gettid" {
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t.Fatalf("bad program 1: %s", s)
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}
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if s := entries[3].P.String(); s != "gettid-getpid" {
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t.Fatalf("bad program 2: %s", s)
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}
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if s := entries[4].P.String(); s != "munlockall" {
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t.Fatalf("bad program 3: %s", s)
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}
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}
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const execLog = `
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getpid()
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gettid()
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2015/12/21 12:18:05 executing program 1:
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getpid()
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[ 2351.935478] Modules linked in:
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gettid()
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munlockall()
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2015/12/21 12:18:05 executing program 2:
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[ 2351.935478] Modules linked in:
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getpid()
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gettid()
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2015/12/21 12:18:05 executing program 33:
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gettid()
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getpid()
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[ 2351.935478] Modules linked in:
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2015/12/21 12:18:05 executing program 9:
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munlockall()
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`
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func TestParseFault(t *testing.T) {
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t.Parallel()
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target, err := GetTarget("linux", "amd64")
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if err != nil {
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t.Fatal(err)
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}
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const execLog = `2015/12/21 12:18:05 executing program 1 (fault-call:1 fault-nth:55):
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gettid()
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getpid()
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`
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entries := target.ParseLog([]byte(execLog))
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if len(entries) != 1 {
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t.Fatalf("got %v programs, want 1", len(entries))
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}
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ent := entries[0]
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if !ent.Fault {
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t.Fatalf("fault injection is not enabled")
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}
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if ent.FaultCall != 1 {
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t.Fatalf("fault call: got %v, want 1", ent.FaultCall)
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}
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if ent.FaultNth != 55 {
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t.Fatalf("fault nth: got %v, want 55", ent.FaultNth)
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}
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want := "gettid-getpid"
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got := ent.P.String()
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if got != want {
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t.Fatalf("bad program: %s, want %s", got, want)
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}
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}
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