How to use runMutationTests method of prog Package

Best Syzkaller code snippet using prog.runMutationTests

mutation_test.go

Source:mutation_test.go

...27			`r0 = mutate_flags3(&(0x7f0000000000)="2e2f66696c653000", 0xddddeeee)`,28			`r0 = mutate_flags3(&(0x7f0000000000)="2e2f66696c653000", 0xaaaaaaaa)`,29		},30	}31	runMutationTests(t, tests, true)32}33func TestChooseCall(t *testing.T) {34	tests := [][2]string{35		// The call with many arguments has a higher mutation probability.36		{37			`mutate0()38mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)39mutate_integer2(0x00, 0x00, 0x20, 0x00, 0x01)`,40			`mutate0()41mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0xffffffff)42mutate_integer2(0x00, 0x00, 0x20, 0x00, 0x01)`,43		},44		// Calls with the same probability.45		{46			`mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)47mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)48mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)49mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)50mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)`,51			`mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)52mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)53mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0xff)54mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)55mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)`,56		},57		// The call with a lower probability can be mutated.58		{59			`mutate7(&(0x7f0000000000)='123', 0x3)60mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)61r0 = mutate_flags(&(0x7f0000000000)="2e2f66696c653000", 0x0, 0x1, 0x1)`,62			`mutate7(&(0x7f0000000000)='123', 0x2)63mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)64r0 = mutate_flags(&(0x7f0000000000)="2e2f66696c653000", 0x0, 0x1, 0x1)`,65		},66		// Complex arguments.67		{68			`test$struct(&(0x7f0000000000)={0x0, {0x0}})69test$array0(&(0x7f0000001000)={0x1, [@f0=0x2, @f1=0x3], 0x4})70mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)`,71			`test$struct(&(0x7f0000000000)={0xff, {0x0}})72test$array0(&(0x7f0000001000)={0x1, [@f0=0x2, @f1=0x3], 0x4})73mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)`,74		},75	}76	runMutationTests(t, tests, true)77}78func TestMutateArgument(t *testing.T) {79	tests := [][2]string{80		// Mutate an integer with a higher priority than the boolean arguments.81		{82			`mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1)`,83			`mutate_integer(0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0xffffffff)`,84		},85		// Mutate a boolean.86		{87			`mutate_integer(0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)`,88			`mutate_integer(0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0)`,89		},90		// Mutate flags (bitmask = true).91		{92			`r0 = mutate_flags(&(0x7f0000000000)="2e2f66696c653000", 0x0, 0x1, 0x1)`,93			`r0 = mutate_flags(&(0x7f0000000000)="2e2f66696c653000", 0x20, 0x1, 0x9)`,94		},95		// Mutate an int8 from a set of other arguments with higher priority.96		{97			`mutate_integer2(0x00, 0x00, 0x20, 0x00, 0x01)`,98			`mutate_integer2(0x00, 0x00, 0x20, 0x00, 0x07)`,99		},100		// Mutate an array of structs101		{102			`mutate_array2(&(0x7f0000000000)=[{0x0}, {0x0}, {0x0}, {0x0}, {0x0}])`,103			`mutate_array2(&(0x7f0000000000)=[{0x0}, {0x0}, {0x3}, {0x0}, {0x0}])`,104		},105		// Mutate a non-special union that have more than 1 option106		{107			`mutate_union(&(0x7f0000000000)=@f1=[0x0, 0x1, 0x2, 0x3, 0x0, 0x1, 0x2, 0x3, 0x0, 0x0])`,108			`mutate_union(&(0x7f0000000000)=@f0=0x2)`,109		},110		// Mutate the value of the current option in union111		{112			`mutate_union(&(0x7f0000000000)=@f1=[0x0, 0x1, 0x2, 0x3, 0x0, 0x1, 0x2, 0x3, 0x0, 0x0])`,113			`mutate_union(&(0x7f0000000000)=@f1=[0x0, 0x1, 0xff, 0x3, 0x0, 0x1, 0x2, 0x3, 0x0, 0x0])`,114		},115	}116	target := initTargetTest(t, "test", "64")117	for ti, test := range tests {118		test := test119		t.Run(fmt.Sprint(ti), func(t *testing.T) {120			t.Parallel()121			rs, ct, p, goal, err := buildTestContext(test, target)122			if err != nil {123				t.Fatalf("failed to deserialize the program: %v", err)124			}125			want := goal.Serialize()126			for i := 0; i < 1e5; i++ {127				p1 := p.Clone()128				ctx := &mutator{129					p:      p1,130					r:      newRand(p1.Target, rs),131					ncalls: 2 * len(p.Calls),132					ct:     ct,133					corpus: nil,134				}135				ctx.mutateArg()136				data1 := p1.Serialize()137				if bytes.Equal(want, data1) {138					t.Logf("success on iter %v", i)139					return140				}141			}142			t.Fatalf("failed to achieve goal, original:%s\ngoal:%s", test[0], test[1])143		})144	}145}146func TestSizeMutateArg(t *testing.T) {147	target, rs, iters := initRandomTargetTest(t, "test", "64")148	r := newRand(target, rs)149	ct := target.DefaultChoiceTable()150	for i := 0; i < iters; i++ {151		p := target.Generate(rs, 10, ct)152		for it := 0; it < 10; it++ {153			p1 := p.Clone()154			ctx := &mutator{155				p:      p1,156				r:      r,157				ncalls: 2 * len(p.Calls),158				ct:     ct,159				corpus: nil,160			}161			ctx.mutateArg()162			ForeachArg(p.Calls[0], func(arg Arg, ctx *ArgCtx) {163				if _, ok := arg.Type().(*IntType); !ok {164					return165				}166				bits := arg.Type().TypeBitSize()167				limit := uint64(1<<bits - 1)168				val := arg.(*ConstArg).Val169				if val > limit {170					t.Fatalf("Invalid argument value: %d. (arg size: %d; max value: %d)", val, arg.Size(), limit)171				}172			})173		}174	}175}176func TestClone(t *testing.T) {177	target, rs, iters := initTest(t)178	ct := target.DefaultChoiceTable()179	for i := 0; i < iters; i++ {180		p := target.Generate(rs, 10, ct)181		p1 := p.Clone()182		data := p.Serialize()183		data1 := p1.Serialize()184		if !bytes.Equal(data, data1) {185			t.Fatalf("program changed after clone\noriginal:\n%s\n\nnew:\n%s\n", data, data1)186		}187	}188}189func TestMutateRandom(t *testing.T) {190	testEachTargetRandom(t, func(t *testing.T, target *Target, rs rand.Source, iters int) {191		ct := target.DefaultChoiceTable()192	next:193		for i := 0; i < iters; i++ {194			p := target.Generate(rs, 10, ct)195			data0 := p.Serialize()196			p1 := p.Clone()197			// There is a chance that mutation will produce the same program.198			// So we check that at least 1 out of 20 mutations actually change the program.199			for try := 0; try < 20; try++ {200				p1.Mutate(rs, 10, ct, nil)201				data := p.Serialize()202				if !bytes.Equal(data0, data) {203					t.Fatalf("program changed after mutate\noriginal:\n%s\n\nnew:\n%s\n",204						data0, data)205				}206				data1 := p1.Serialize()207				if bytes.Equal(data, data1) {208					continue209				}210				if _, err := target.Deserialize(data1, NonStrict); err != nil {211					t.Fatalf("Deserialize failed after Mutate: %v\n%s", err, data1)212				}213				continue next214			}215			t.Fatalf("mutation does not change program:\n%s", data0)216		}217	})218}219func TestMutateCorpus(t *testing.T) {220	target, rs, iters := initTest(t)221	ct := target.DefaultChoiceTable()222	var corpus []*Prog223	for i := 0; i < 100; i++ {224		p := target.Generate(rs, 10, ct)225		corpus = append(corpus, p)226	}227	for i := 0; i < iters; i++ {228		p1 := target.Generate(rs, 10, ct)229		p1.Mutate(rs, 10, ct, corpus)230	}231}232func TestMutateTable(t *testing.T) {233	tests := [][2]string{234		// Insert a call.235		{`236mutate0()237mutate2()238`, `239mutate0()240mutate1()241mutate2()242`},243		// Remove calls and update args.244		{`245r0 = mutate5(&(0x7f0000000000)="2e2f66696c653000", 0x0)246mutate0()247mutate6(r0, &(0x7f0000000000)="00", 0x1)248mutate1()249`, `250mutate0()251mutate6(0xffffffffffffffff, &(0x7f0000000000)="00", 0x1)252mutate1()253`},254		// Mutate flags.255		{`256r0 = mutate5(&(0x7f0000000000)="2e2f66696c653000", 0x0)257mutate0()258mutate6(r0, &(0x7f0000000000)="00", 0x1)259mutate1()260`, `261r0 = mutate5(&(0x7f0000000000)="2e2f66696c653000", 0xcdcdcdcd)262mutate0()263mutate6(r0, &(0x7f0000000000)="00", 0x1)264mutate1()265`},266		// Mutate data (delete byte and update size).267		{`268mutate4(&(0x7f0000000000)="11223344", 0x4)269`, `270mutate4(&(0x7f0000000000)="113344", 0x3)271`},272		// Mutate data (insert byte and update size).273		// TODO: this is not working, because Mutate constantly tends274		// update addresses and insert mmap's.275		/*276					{`277			mutate4(&(0x7f0000000000)="1122", 0x2)278			`, `279			mutate4(&(0x7f0000000000)="112200", 0x3)280			`},281		*/282		// Mutate data (change byte).283		{`284mutate4(&(0x7f0000000000)="1122", 0x2)285`, `286mutate4(&(0x7f0000000000)="1100", 0x2)287`},288		// Change filename.289		{`290mutate5(&(0x7f0000001000)="2e2f66696c653000", 0x22c0)291mutate5(&(0x7f0000001000)="2e2f66696c653000", 0x22c0)292`, `293mutate5(&(0x7f0000001000)="2e2f66696c653000", 0x22c0)294mutate5(&(0x7f0000001000)="2e2f66696c653100", 0x22c0)295`},296		// Mutate the array.297		{`298mutate_array(0x1, 0x30, &(0x7f0000000000)=[0x1, 0x1, 0x1, 0x1, 0x1])299`, `300mutate_array(0x1, 0x30, &(0x7f0000000000)=[0x1, 0x1, 0x1, 0x1])301`},302		// Extend an array.303		{`304mutate3(&(0x7f0000000000)=[0x1, 0x1], 0x2)305`, `306mutate3(&(0x7f0000000000)=[0x1, 0x1, 0x1], 0x3)307`},308		// Mutate size from it's natural value.309		{`310mutate7(&(0x7f0000000000)='123', 0x3)311`, `312mutate7(&(0x7f0000000000)='123', 0x2)313`},314		// Mutate proc to the special value.315		{`316mutate8(0x2)317`, `318mutate8(0xffffffffffffffff)319`},320		// Increase buffer length321		{`322mutate_buffer(&(0x7f0000000000)=""/100)323`, `324mutate_buffer(&(0x7f0000000000)=""/200)325`},326		// Decrease buffer length327		{`328mutate_buffer(&(0x7f0000000000)=""/800)329`, `330mutate_buffer(&(0x7f0000000000)=""/4)331`},332		// Mutate a ranged buffer333		{`334mutate_rangedbuffer(&(0x7f00000000c0)=""/10)335`, `336mutate_rangedbuffer(&(0x7f00000000c0)=""/7)337`},338	}339	runMutationTests(t, tests, true)340}341func TestNegativeMutations(t *testing.T) {342	tests := [][2]string{343		// Mutate buffer size outside the range limits344		{`345mutate_rangedbuffer(&(0x7f00000000c0)=""/7)346`, `347mutate_rangedbuffer(&(0x7f00000000c0)=""/4)348`},349		{`350mutate_rangedbuffer(&(0x7f00000000c0)=""/7)351`, `352mutate_rangedbuffer(&(0x7f00000000c0)=""/11)353`},354	}355	runMutationTests(t, tests, false)356}357func BenchmarkMutate(b *testing.B) {358	target, cleanup := initBench(b)359	defer cleanup()360	ct := target.DefaultChoiceTable()361	const progLen = 30362	p := target.Generate(rand.NewSource(0), progLen, ct)363	b.ResetTimer()364	b.RunParallel(func(pb *testing.PB) {365		rs := rand.NewSource(0)366		for pb.Next() {367			p.Clone().Mutate(rs, progLen, ct, nil)368		}369	})370}371func BenchmarkGenerate(b *testing.B) {372	target, cleanup := initBench(b)373	defer cleanup()374	ct := target.DefaultChoiceTable()375	const progLen = 30376	b.ResetTimer()377	b.RunParallel(func(pb *testing.PB) {378		rs := rand.NewSource(0)379		for pb.Next() {380			target.Generate(rs, progLen, ct)381		}382	})383}384func runMutationTests(t *testing.T, tests [][2]string, valid bool) {385	target := initTargetTest(t, "test", "64")386	for ti, test := range tests {387		test := test388		t.Run(fmt.Sprint(ti), func(t *testing.T) {389			t.Parallel()390			rs, ct, p, goal, err := buildTestContext(test, target)391			if err != nil {392				t.Fatalf("failed to deserialize the program: %v", err)393			}394			want := goal.Serialize()395			iters := iterCount()396			if valid {397				iters = 1e6 // it will stop after reaching the goal398			}...

runMutationTests

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello, playground")4	prog.RunMutationTests()5}6import (7func RunMutationTests() {8	fmt.Println("RunMutationTests")9}10import (11func TestRunMutationTests(t *testing.T) {12	RunMutationTests()13}14I don’t understand why the RunMutationTests() is not getting called. I am using Go 1.7.3

runMutationTests

Using AI Code Generation

1import (2func main(){3p.runMutationTests()4}5import (6func main(){7p.runMutationTests()8}9import (10func main(){11p.runMutationTests()12}13import (14func main(){15p.runMutationTests()16}17import (18func main(){19p.runMutationTests()20}21import (22func main(){23p.runMutationTests()24}25import (26func main(){27p.runMutationTests()28}29import (30func main(){31p.runMutationTests()32}33import (34func main(){35p.runMutationTests()36}37import (38func main(){39p.runMutationTests()40}41import (42func main(){43p.runMutationTests()44}45import (46func main(){47p.runMutationTests()48}49import (50func main(){

runMutationTests

Using AI Code Generation

1import (2func runMutationTests(t *testing.T, tests []MutationTest) {3	for _, test := range tests {4		t.Run(test.name, func(t *testing.T) {5			f, err := parser.ParseFile(fset, "src.go", test.src, parser.ParseComments)6			if err != nil {7				t.Fatal(err)8			}9			for _, s := range f.Imports {10				fmt.Println(s.Path.Value)11			}12			ast.Inspect(f, func(n ast.Node) bool {13				switch x := n.(type) {14					fmt.Printf("%s: %s15				}16			})17			info := &types.Info{18				Defs: make(map[*ast.Ident]types.Object),19			}20			config := &types.Config{Importer: importer{t}}21			_, err = config.Check("src.go", fset, []*ast.File{f}, info)22			if err != nil {23				t.Fatal(err)24			}25			for _, expr := range test.exprs {26				if !ok {27					t.Fatalf("no type for expression %s", expr)28				}29				fmt.Printf("%s: %s30			}31			if obj == nil {32				t.Fatal("no object for identifier a")33			}34			fmt.Println("a:", obj.Type())35		})36	}37}38type MutationTest struct {39}40func TestMutation(t *testing.T) {41	tests := []MutationTest{42		{

runMutationTests

Using AI Code Generation

1import (2func main() {3 p := mutant.Prog{}4 p.RunMutationTests()5 fmt.Println("Hello World!")6}

runMutationTests

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello, World!")4	p.RunMutationTests()5}6import (7func main() {8	fmt.Println("Hello, World!")9	p.RunMutationTests()10}11import (12func main() {13	fmt.Println("Hello, World!")14	p.RunMutationTests()15}16import (17func main() {18	fmt.Println("Hello, World!")19	p.RunMutationTests()20}21import (22func main() {23	fmt.Println("Hello, World!")24	p.RunMutationTests()25}26import (27func main() {28	fmt.Println("Hello, World!")29	p.RunMutationTests()30}31import (32func main() {33	fmt.Println("Hello, World!")34	p.RunMutationTests()35}36import (37func main() {38	fmt.Println("Hello, World!")39	p.RunMutationTests()40}41import (42func main() {43	fmt.Println("Hello, World!")44	p.RunMutationTests()45}

runMutationTests

Using AI Code Generation

1import (2func main() {3	p := mutator.NewProg()4	p.AddMutationTest("test1", "test1.go")5	p.AddMutationTest("test2", "test2.go")6	p.AddMutationTest("test3", "test3.go")7	p.AddMutationTest("test4", "test4.go")8	p.AddMutationTest("test5", "test5.go")9	p.AddMutationTest("test6", "test6.go")10	p.AddMutationTest("test7", "test7.go")11	p.AddMutationTest("test8", "test8.go")12	p.AddMutationTest("test9", "test9.go")13	p.AddMutationTest("test10", "test10.go")14	p.AddMutationTest("test11", "test11.go")15	p.AddMutationTest("test12", "test12.go")16	p.AddMutationTest("test13", "test13.go")17	p.AddMutationTest("test14", "test14.go")18	p.AddMutationTest("test15", "test15.go")19	p.AddMutationTest("test16", "test16.go")20	p.AddMutationTest("test17", "test17.go")21	p.AddMutationTest("test18", "test18.go")22	p.AddMutationTest("test19", "test19.go")23	p.AddMutationTest("test20", "test20.go")24	p.AddMutationTest("test21", "test21.go")25	p.AddMutationTest("test22", "test22.go")26	p.AddMutationTest("test23", "test23.go")

runMutationTests

Using AI Code Generation

1import (2func main() {3	prog := prog.NewProg()4	prog.RunMutationTests()5	fmt.Println("Number of mutants killed:", prog.GetNumMutantsKilled())6	fmt.Println("Number of mutants survived:", prog.GetNumMutantsSurvived())7	fmt.Println("Number of mutants timed out:", prog.GetNumMutantsTimedOut())8	fmt.Println("Number of mutants killed by compilation errors:", prog.GetNumMutantsCompileErrors())9}10import (11type Prog struct {12}13func NewProg() *Prog {14	prog := new(Prog)15	prog.mutants = make([]mutant.Mutant, 0)16	prog.tests = make([]test.Test, 0)17}18func (prog *Prog) RunMutationTests() {19	parser := parser.NewParser()

runMutationTests

Using AI Code Generation

1import (2type prog struct {3}4func (p *prog) mutate() {5	for i := 0; i < len(p.array); i++ {6		p.array[i] += rand.Intn(20)7	}8}9func runMutationTests() {10	a := []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}11	p := prog{array: a}12	results := make([][]int, n)13	for i := 0; i < n; i++ {14		p.mutate()15	}16	fmt.Println(results)17}18func main() {19	rand.Seed(time.Now().UnixNano())20	runMutationTests()21}

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