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How to use TestFuzzerCmd method of instance Package

Best Syzkaller code snippet using instance.TestFuzzerCmd

instance_test.go

Source:instance_test.go

...7	"runtime"8	"strings"9	"testing"10)11func TestFuzzerCmd(t *testing.T) {12	// IMPORTANT: if this test fails, do not fix it by changing flags here!13	// Test how an old version of syz-fuzzer parses flags genereated by the current FuzzerCmd.14	// This actually happens in syz-ci when we test a patch for an old bug and use an old syz-fuzzer/execprog.15	flags := flag.NewFlagSet("", flag.ContinueOnError)16	flagName := flags.String("name", "", "unique name for manager")17	flagArch := flags.String("arch", "", "target arch")18	flagManager := flags.String("manager", "", "manager rpc address")19	flagProcs := flags.Int("procs", 1, "number of parallel test processes")20	flagLeak := flags.Bool("leak", false, "detect memory leaks")21	flagOutput := flags.String("output", "stdout", "write programs to none/stdout/dmesg/file")22	flagPprof := flags.String("pprof", "", "address to serve pprof profiles")23	flagTest := flags.Bool("test", false, "enable image testing mode") // used by syz-ci24	flagExecutor := flags.String("executor", "./syz-executor", "path to executor binary")25	flagSignal := flags.Bool("cover", false, "collect feedback signals (coverage)")26	flagSandbox := flags.String("sandbox", "none", "sandbox for fuzzing (none/setuid/namespace)")27	flagDebug := flags.Bool("debug", false, "debug output from executor")28	flagV := flags.Int("v", 0, "verbosity")29	cmdLine := OldFuzzerCmd(os.Args[0], "/myexecutor", "myname", "linux", "386", "localhost:1234",30		"namespace", 3, true, true)31	args := strings.Split(cmdLine, " ")[1:]32	if err := flags.Parse(args); err != nil {33		t.Fatal(err)34	}35	if *flagName != "myname" {36		t.Errorf("bad name: %q, want: %q", *flagName, "myname")37	}38	if *flagArch != "386" {39		t.Errorf("bad arch: %q, want: %q", *flagArch, "386")40	}41	if *flagManager != "localhost:1234" {42		t.Errorf("bad manager: %q, want: %q", *flagManager, "localhost:1234")43	}44	if *flagProcs != 3 {45		t.Errorf("bad procs: %v, want: %v", *flagProcs, 3)46	}47	if *flagLeak {48		t.Errorf("bad leak: %v, want: %v", *flagLeak, false)49	}50	if *flagOutput != "stdout" {51		t.Errorf("bad output: %q, want: %q", *flagOutput, "stdout")52	}53	if *flagPprof != "" {54		t.Errorf("bad pprof: %q, want: %q", *flagPprof, "")55	}56	if !*flagTest {57		t.Errorf("bad test: %v, want: %v", *flagTest, true)58	}59	if *flagExecutor != "/myexecutor" {60		t.Errorf("bad executor: %q, want: %q", *flagExecutor, "/myexecutor")61	}62	if *flagSandbox != "namespace" {63		t.Errorf("bad sandbox: %q, want: %q", *flagSandbox, "namespace")64	}65	if !*flagSignal {66		t.Errorf("bad signal: %v, want: %v", *flagSignal, true)67	}68	if *flagDebug {69		t.Errorf("bad debug: %v, want: %v", *flagDebug, false)70	}71	if *flagV != 0 {72		t.Errorf("bad verbosity: %v, want: %v", *flagV, 0)73	}74}75func TestExecprogCmd(t *testing.T) {76	// IMPORTANT: if this test fails, do not fix it by changing flags here!77	// See comment in TestFuzzerCmd.78	flags := flag.NewFlagSet("", flag.ContinueOnError)79	flagOS := flags.String("os", runtime.GOOS, "target os")80	flagArch := flags.String("arch", "", "target arch")81	flagRepeat := flags.Int("repeat", 1, "repeat execution that many times (0 for infinite loop)")82	flagProcs := flags.Int("procs", 1, "number of parallel processes to execute programs")83	flagFaultCall := flags.Int("fault_call", -1, "inject fault into this call (0-based)")84	flagFaultNth := flags.Int("fault_nth", 0, "inject fault on n-th operation (0-based)")85	flagExecutor := flags.String("executor", "./syz-executor", "path to executor binary")86	flagThreaded := flags.Bool("threaded", true, "use threaded mode in executor")87	flagCollide := flags.Bool("collide", true, "collide syscalls to provoke data races")88	flagSignal := flags.Bool("cover", false, "collect feedback signals (coverage)")89	flagSandbox := flags.String("sandbox", "none", "sandbox for fuzzing (none/setuid/namespace)")90	cmdLine := ExecprogCmd(os.Args[0], "/myexecutor", "freebsd", "386", "namespace", true, false, false, 7, 2, 3, "myprog")91	args := strings.Split(cmdLine, " ")[1:]...

TestFuzzerCmd

Using AI Code Generation

1import (2func main() {3	flag.Parse()4	args := flag.Args()5	if len(args) < 1 {6		fmt.Println("Usage: 2.go <fuzzer>")7		os.Exit(1)8	}9	f := NewFuzzer()10	f.TestFuzzerCmd(args[0])11}12import (13func main() {14	flag.Parse()15	args := flag.Args()16	if len(args) < 1 {17		fmt.Println("Usage: 3.go <fuzzer>")18		os.Exit(1)19	}20	f := NewFuzzer()21	f.FuzzerCmd(args[0])22}23import (24func main() {25	flag.Parse()26	args := flag.Args()27	if len(args) < 1 {28		fmt.Println("Usage: 4.go <fuzzer>")29		os.Exit(1)30	}31	f := NewFuzzer()32	f.FuzzerCmd(args[0])33}34import (35func main() {36	flag.Parse()37	args := flag.Args()38	if len(args) < 1 {39		fmt.Println("Usage: 5.go <fuzzer>")40		os.Exit(1)41	}42	f := NewFuzzer()43	f.FuzzerCmd(args[0])44}45import (

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