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How to use isReadableData method of prog Package

Best Syzkaller code snippet using prog.isReadableData

encoding.go

Source:encoding.go

...113	}114	if typ.Varlen() && len(data)+8 >= sz {115		data = data[:sz]116	}117	serializeData(ctx.buf, data, isReadableDataType(typ))118	if typ.Varlen() && sz != len(data) {119		ctx.printf("/%v", sz)120	}121}122func (a *GroupArg) serialize(ctx *serializer) {123	var delims []byte124	switch a.Type().(type) {125	case *StructType:126		delims = []byte{'{', '}'}127	case *ArrayType:128		delims = []byte{'[', ']'}129	default:130		panic("unknown group type")131	}132	ctx.buf.WriteByte(delims[0])133	lastNonDefault := len(a.Inner) - 1134	if !ctx.verbose && a.fixedInnerSize() {135		for ; lastNonDefault >= 0; lastNonDefault-- {136			if !isDefault(a.Inner[lastNonDefault]) {137				break138			}139		}140	}141	for i := 0; i <= lastNonDefault; i++ {142		arg1 := a.Inner[i]143		if arg1 != nil && IsPad(arg1.Type()) {144			continue145		}146		if i != 0 {147			ctx.printf(", ")148		}149		ctx.arg(arg1)150	}151	ctx.buf.WriteByte(delims[1])152}153func (a *UnionArg) serialize(ctx *serializer) {154	typ := a.Type().(*UnionType)155	ctx.printf("@%v", typ.Fields[a.Index].Name)156	if !ctx.verbose && isDefault(a.Option) {157		return158	}159	ctx.printf("=")160	ctx.arg(a.Option)161}162func (a *ResultArg) serialize(ctx *serializer) {163	if len(a.uses) != 0 {164		ctx.printf("<r%v=>", ctx.allocVarID(a))165	}166	if a.Res == nil {167		ctx.printf("0x%x", a.Val)168		return169	}170	id, ok := ctx.vars[a.Res]171	if !ok {172		panic("no result")173	}174	ctx.printf("r%v", id)175	if a.OpDiv != 0 {176		ctx.printf("/%v", a.OpDiv)177	}178	if a.OpAdd != 0 {179		ctx.printf("+%v", a.OpAdd)180	}181}182type DeserializeMode int183const (184	Strict    DeserializeMode = iota185	NonStrict DeserializeMode = iota186)187func (target *Target) Deserialize(data []byte, mode DeserializeMode) (*Prog, error) {188	defer func() {189		if err := recover(); err != nil {190			panic(fmt.Errorf("%v\ntarget: %v/%v, rev: %v, mode=%v, prog:\n%q",191				err, target.OS, target.Arch, GitRevision, mode, data))192		}193	}()194	p := newParser(target, data, mode == Strict)195	prog, err := p.parseProg()196	if err := p.Err(); err != nil {197		return nil, err198	}199	if err != nil {200		return nil, err201	}202	// This validation is done even in non-debug mode because deserialization203	// procedure does not catch all bugs (e.g. mismatched types).204	// And we can receive bad programs from corpus and hub.205	if err := prog.validate(); err != nil {206		return nil, err207	}208	if p.autos != nil {209		p.fixupAutos(prog)210	}211	if err := prog.sanitize(mode == NonStrict); err != nil {212		return nil, err213	}214	return prog, nil215}216func (p *parser) parseProg() (*Prog, error) {217	prog := &Prog{218		Target: p.target,219	}220	for p.Scan() {221		if p.EOF() {222			if p.comment != "" {223				prog.Comments = append(prog.Comments, p.comment)224				p.comment = ""225			}226			continue227		}228		if p.Char() == '#' {229			if p.comment != "" {230				prog.Comments = append(prog.Comments, p.comment)231			}232			p.comment = strings.TrimSpace(p.s[p.i+1:])233			continue234		}235		name := p.Ident()236		r := ""237		if p.Char() == '=' {238			r = name239			p.Parse('=')240			name = p.Ident()241		}242		meta := p.target.SyscallMap[name]243		if meta == nil {244			return nil, fmt.Errorf("unknown syscall %v", name)245		}246		c := &Call{247			Meta:    meta,248			Ret:     MakeReturnArg(meta.Ret),249			Comment: p.comment,250		}251		prog.Calls = append(prog.Calls, c)252		p.Parse('(')253		for i := 0; p.Char() != ')'; i++ {254			if i >= len(meta.Args) {255				p.eatExcessive(false, "excessive syscall arguments")256				break257			}258			field := meta.Args[i]259			if IsPad(field.Type) {260				return nil, fmt.Errorf("padding in syscall %v arguments", name)261			}262			arg, err := p.parseArg(field.Type, DirIn)263			if err != nil {264				return nil, err265			}266			c.Args = append(c.Args, arg)267			if p.Char() != ')' {268				p.Parse(',')269			}270		}271		p.Parse(')')272		p.SkipWs()273		if !p.EOF() {274			if p.Char() != '#' {275				return nil, fmt.Errorf("tailing data (line #%v)", p.l)276			}277			if c.Comment != "" {278				prog.Comments = append(prog.Comments, c.Comment)279			}280			c.Comment = strings.TrimSpace(p.s[p.i+1:])281		}282		for i := len(c.Args); i < len(meta.Args); i++ {283			p.strictFailf("missing syscall args")284			c.Args = append(c.Args, meta.Args[i].DefaultArg(DirIn))285		}286		if len(c.Args) != len(meta.Args) {287			return nil, fmt.Errorf("wrong call arg count: %v, want %v", len(c.Args), len(meta.Args))288		}289		if r != "" && c.Ret != nil {290			p.vars[r] = c.Ret291		}292		p.comment = ""293	}294	if p.comment != "" {295		prog.Comments = append(prog.Comments, p.comment)296	}297	return prog, nil298}299func (p *parser) parseArg(typ Type, dir Dir) (Arg, error) {300	r := ""301	if p.Char() == '<' {302		p.Parse('<')303		r = p.Ident()304		p.Parse('=')305		p.Parse('>')306	}307	arg, err := p.parseArgImpl(typ, dir)308	if err != nil {309		return nil, err310	}311	if arg == nil {312		if typ != nil {313			arg = typ.DefaultArg(dir)314		} else if r != "" {315			return nil, fmt.Errorf("named nil argument")316		}317	}318	if r != "" {319		if res, ok := arg.(*ResultArg); ok {320			p.vars[r] = res321		}322	}323	return arg, nil324}325func (p *parser) parseArgImpl(typ Type, dir Dir) (Arg, error) {326	if typ == nil && p.Char() != 'n' {327		p.eatExcessive(true, "non-nil argument for nil type")328		return nil, nil329	}330	switch p.Char() {331	case '0':332		return p.parseArgInt(typ, dir)333	case 'r':334		return p.parseArgRes(typ, dir)335	case '&':336		return p.parseArgAddr(typ, dir)337	case '"', '\'':338		return p.parseArgString(typ, dir)339	case '{':340		return p.parseArgStruct(typ, dir)341	case '[':342		return p.parseArgArray(typ, dir)343	case '@':344		return p.parseArgUnion(typ, dir)345	case 'n':346		p.Parse('n')347		p.Parse('i')348		p.Parse('l')349		return nil, nil350	case 'A':351		p.Parse('A')352		p.Parse('U')353		p.Parse('T')354		p.Parse('O')355		return p.parseAuto(typ, dir)356	default:357		return nil, fmt.Errorf("failed to parse argument at '%c' (line #%v/%v: %v)",358			p.Char(), p.l, p.i, p.s)359	}360}361func (p *parser) parseArgInt(typ Type, dir Dir) (Arg, error) {362	val := p.Ident()363	v, err := strconv.ParseUint(val, 0, 64)364	if err != nil {365		return nil, fmt.Errorf("wrong arg value '%v': %v", val, err)366	}367	switch typ.(type) {368	case *ConstType, *IntType, *FlagsType, *ProcType, *CsumType:369		arg := Arg(MakeConstArg(typ, dir, v))370		if dir == DirOut && !typ.isDefaultArg(arg) {371			p.strictFailf("out arg %v has non-default value: %v", typ, v)372			arg = typ.DefaultArg(dir)373		}374		return arg, nil375	case *LenType:376		return MakeConstArg(typ, dir, v), nil377	case *ResourceType:378		return MakeResultArg(typ, dir, nil, v), nil379	case *PtrType, *VmaType:380		index := -v % uint64(len(p.target.SpecialPointers))381		return MakeSpecialPointerArg(typ, dir, index), nil382	default:383		p.eatExcessive(true, "wrong int arg %T", typ)384		return typ.DefaultArg(dir), nil385	}386}387func (p *parser) parseAuto(typ Type, dir Dir) (Arg, error) {388	switch typ.(type) {389	case *ConstType, *LenType, *CsumType:390		return p.auto(MakeConstArg(typ, dir, 0)), nil391	default:392		return nil, fmt.Errorf("wrong type %T for AUTO", typ)393	}394}395func (p *parser) parseArgRes(typ Type, dir Dir) (Arg, error) {396	id := p.Ident()397	var div, add uint64398	if p.Char() == '/' {399		p.Parse('/')400		op := p.Ident()401		v, err := strconv.ParseUint(op, 0, 64)402		if err != nil {403			return nil, fmt.Errorf("wrong result div op: '%v'", op)404		}405		div = v406	}407	if p.Char() == '+' {408		p.Parse('+')409		op := p.Ident()410		v, err := strconv.ParseUint(op, 0, 64)411		if err != nil {412			return nil, fmt.Errorf("wrong result add op: '%v'", op)413		}414		add = v415	}416	v := p.vars[id]417	if v == nil {418		p.strictFailf("undeclared variable %v", id)419		return typ.DefaultArg(dir), nil420	}421	arg := MakeResultArg(typ, dir, v, 0)422	arg.OpDiv = div423	arg.OpAdd = add424	return arg, nil425}426func (p *parser) parseArgAddr(typ Type, dir Dir) (Arg, error) {427	var elem Type428	elemDir := DirInOut429	switch t1 := typ.(type) {430	case *PtrType:431		elem, elemDir = t1.Elem, t1.ElemDir432	case *VmaType:433	default:434		p.eatExcessive(true, "wrong addr arg")435		return typ.DefaultArg(dir), nil436	}437	p.Parse('&')438	auto := false439	var addr, vmaSize uint64440	if p.Char() == 'A' {441		p.Parse('A')442		p.Parse('U')443		p.Parse('T')444		p.Parse('O')445		if elem == nil {446			return nil, fmt.Errorf("vma type can't be AUTO")447		}448		auto = true449	} else {450		var err error451		addr, vmaSize, err = p.parseAddr()452		if err != nil {453			return nil, err454		}455	}456	var inner Arg457	if p.Char() == '=' {458		p.Parse('=')459		if p.Char() == 'A' {460			p.Parse('A')461			p.Parse('N')462			p.Parse('Y')463			p.Parse('=')464			anyPtr := p.target.getAnyPtrType(typ.Size())465			typ, elem, elemDir = anyPtr, anyPtr.Elem, anyPtr.ElemDir466		}467		var err error468		inner, err = p.parseArg(elem, elemDir)469		if err != nil {470			return nil, err471		}472	}473	if elem == nil {474		if addr%p.target.PageSize != 0 {475			p.strictFailf("unaligned vma address 0x%x", addr)476			addr &= ^(p.target.PageSize - 1)477		}478		return MakeVmaPointerArg(typ, dir, addr, vmaSize), nil479	}480	if inner == nil {481		inner = elem.DefaultArg(elemDir)482	}483	arg := MakePointerArg(typ, dir, addr, inner)484	if auto {485		p.auto(arg)486	}487	return arg, nil488}489func (p *parser) parseArgString(t Type, dir Dir) (Arg, error) {490	typ, ok := t.(*BufferType)491	if !ok {492		p.eatExcessive(true, "wrong string arg")493		return t.DefaultArg(dir), nil494	}495	data, err := p.deserializeData()496	if err != nil {497		return nil, err498	}499	size := ^uint64(0)500	if p.Char() == '/' {501		p.Parse('/')502		sizeStr := p.Ident()503		size, err = strconv.ParseUint(sizeStr, 0, 64)504		if err != nil {505			return nil, fmt.Errorf("failed to parse buffer size: %q", sizeStr)506		}507		maxMem := p.target.NumPages * p.target.PageSize508		if size > maxMem {509			p.strictFailf("too large string argument %v", size)510			size = maxMem511		}512	}513	if !typ.Varlen() {514		size = typ.Size()515	} else if size == ^uint64(0) {516		size = uint64(len(data))517	}518	if dir == DirOut {519		return MakeOutDataArg(typ, dir, size), nil520	}521	if diff := int(size) - len(data); diff > 0 {522		data = append(data, make([]byte, diff)...)523	}524	data = data[:size]525	if typ.Kind == BufferString && len(typ.Values) != 0 &&526		// AUTOGENERATED will be padded by 0's.527		!strings.HasPrefix(typ.Values[0], "AUTOGENERATED") {528		matched := false529		for _, val := range typ.Values {530			if string(data) == val {531				matched = true532				break533			}534		}535		if !matched {536			p.strictFailf("bad string value %q, expect %q", data, typ.Values)537			data = []byte(typ.Values[0])538		}539	}540	return MakeDataArg(typ, dir, data), nil541}542func (p *parser) parseArgStruct(typ Type, dir Dir) (Arg, error) {543	p.Parse('{')544	t1, ok := typ.(*StructType)545	if !ok {546		p.eatExcessive(false, "wrong struct arg")547		p.Parse('}')548		return typ.DefaultArg(dir), nil549	}550	var inner []Arg551	for i := 0; p.Char() != '}'; i++ {552		if i >= len(t1.Fields) {553			p.eatExcessive(false, "excessive struct %v fields", typ.Name())554			break555		}556		field := t1.Fields[i]557		if IsPad(field.Type) {558			inner = append(inner, MakeConstArg(field.Type, dir, 0))559		} else {560			arg, err := p.parseArg(field.Type, dir)561			if err != nil {562				return nil, err563			}564			inner = append(inner, arg)565			if p.Char() != '}' {566				p.Parse(',')567			}568		}569	}570	p.Parse('}')571	for len(inner) < len(t1.Fields) {572		field := t1.Fields[len(inner)]573		if !IsPad(field.Type) {574			p.strictFailf("missing struct %v fields %v/%v", typ.Name(), len(inner), len(t1.Fields))575		}576		inner = append(inner, field.Type.DefaultArg(dir))577	}578	return MakeGroupArg(typ, dir, inner), nil579}580func (p *parser) parseArgArray(typ Type, dir Dir) (Arg, error) {581	p.Parse('[')582	t1, ok := typ.(*ArrayType)583	if !ok {584		p.eatExcessive(false, "wrong array arg %T", typ)585		p.Parse(']')586		return typ.DefaultArg(dir), nil587	}588	var inner []Arg589	for i := 0; p.Char() != ']'; i++ {590		arg, err := p.parseArg(t1.Elem, dir)591		if err != nil {592			return nil, err593		}594		inner = append(inner, arg)595		if p.Char() != ']' {596			p.Parse(',')597		}598	}599	p.Parse(']')600	if t1.Kind == ArrayRangeLen && t1.RangeBegin == t1.RangeEnd {601		for uint64(len(inner)) < t1.RangeBegin {602			p.strictFailf("missing array elements")603			inner = append(inner, t1.Elem.DefaultArg(dir))604		}605		inner = inner[:t1.RangeBegin]606	}607	return MakeGroupArg(typ, dir, inner), nil608}609func (p *parser) parseArgUnion(typ Type, dir Dir) (Arg, error) {610	t1, ok := typ.(*UnionType)611	if !ok {612		p.eatExcessive(true, "wrong union arg")613		return typ.DefaultArg(dir), nil614	}615	p.Parse('@')616	name := p.Ident()617	var optType Type618	index := -1619	for i, field := range t1.Fields {620		if name == field.Name {621			optType, index = field.Type, i622			break623		}624	}625	if optType == nil {626		p.eatExcessive(true, "wrong union option")627		return typ.DefaultArg(dir), nil628	}629	var opt Arg630	if p.Char() == '=' {631		p.Parse('=')632		var err error633		opt, err = p.parseArg(optType, dir)634		if err != nil {635			return nil, err636		}637	} else {638		opt = optType.DefaultArg(dir)639	}640	return MakeUnionArg(typ, dir, opt, index), nil641}642// Eats excessive call arguments and struct fields to recover after description changes.643func (p *parser) eatExcessive(stopAtComma bool, what string, args ...interface{}) {644	p.strictFailf(what, args...)645	paren, brack, brace := 0, 0, 0646	for !p.EOF() && p.e == nil {647		ch := p.Char()648		switch ch {649		case '(':650			paren++651		case ')':652			if paren == 0 {653				return654			}655			paren--656		case '[':657			brack++658		case ']':659			if brack == 0 {660				return661			}662			brack--663		case '{':664			brace++665		case '}':666			if brace == 0 {667				return668			}669			brace--670		case ',':671			if stopAtComma && paren == 0 && brack == 0 && brace == 0 {672				return673			}674		case '\'', '"':675			p.Parse(ch)676			for !p.EOF() && p.Char() != ch {677				p.Parse(p.Char())678			}679			if p.EOF() {680				return681			}682		}683		p.Parse(ch)684	}685}686const (687	encodingAddrBase = 0x7f0000000000688	maxLineLen       = 1 << 20689)690func (target *Target) serializeAddr(arg *PointerArg) string {691	ssize := ""692	if arg.VmaSize != 0 {693		ssize = fmt.Sprintf("/0x%x", arg.VmaSize)694	}695	return fmt.Sprintf("(0x%x%v)", encodingAddrBase+arg.Address, ssize)696}697func (p *parser) parseAddr() (uint64, uint64, error) {698	p.Parse('(')699	pstr := p.Ident()700	addr, err := strconv.ParseUint(pstr, 0, 64)701	if err != nil {702		return 0, 0, fmt.Errorf("failed to parse addr: %q", pstr)703	}704	if addr < encodingAddrBase {705		return 0, 0, fmt.Errorf("address without base offset: %q", pstr)706	}707	addr -= encodingAddrBase708	// This is not used anymore, but left here to parse old programs.709	if p.Char() == '+' || p.Char() == '-' {710		minus := false711		if p.Char() == '-' {712			minus = true713			p.Parse('-')714		} else {715			p.Parse('+')716		}717		ostr := p.Ident()718		off, err := strconv.ParseUint(ostr, 0, 64)719		if err != nil {720			return 0, 0, fmt.Errorf("failed to parse addr offset: %q", ostr)721		}722		if minus {723			off = -off724		}725		addr += off726	}727	target := p.target728	maxMem := target.NumPages * target.PageSize729	var vmaSize uint64730	if p.Char() == '/' {731		p.Parse('/')732		pstr := p.Ident()733		size, err := strconv.ParseUint(pstr, 0, 64)734		if err != nil {735			return 0, 0, fmt.Errorf("failed to parse addr size: %q", pstr)736		}737		addr = addr & ^(target.PageSize - 1)738		vmaSize = (size + target.PageSize - 1) & ^(target.PageSize - 1)739		if vmaSize == 0 {740			vmaSize = target.PageSize741		}742		if vmaSize > maxMem {743			vmaSize = maxMem744		}745		if addr > maxMem-vmaSize {746			addr = maxMem - vmaSize747		}748	}749	p.Parse(')')750	return addr, vmaSize, nil751}752func serializeData(buf *bytes.Buffer, data []byte, readable bool) {753	if !readable && !isReadableData(data) {754		fmt.Fprintf(buf, "\"%v\"", hex.EncodeToString(data))755		return756	}757	buf.WriteByte('\'')758	encodeData(buf, data, true, false)759	buf.WriteByte('\'')760}761func EncodeData(buf *bytes.Buffer, data []byte, readable bool) {762	if !readable && isReadableData(data) {763		readable = true764	}765	encodeData(buf, data, readable, true)766}767func encodeData(buf *bytes.Buffer, data []byte, readable, cstr bool) {768	for _, v := range data {769		if !readable {770			lo, hi := byteToHex(v)771			buf.Write([]byte{'\\', 'x', hi, lo})772			continue773		}774		switch v {775		case '\a':776			buf.Write([]byte{'\\', 'a'})777		case '\b':778			buf.Write([]byte{'\\', 'b'})779		case '\f':780			buf.Write([]byte{'\\', 'f'})781		case '\n':782			buf.Write([]byte{'\\', 'n'})783		case '\r':784			buf.Write([]byte{'\\', 'r'})785		case '\t':786			buf.Write([]byte{'\\', 't'})787		case '\v':788			buf.Write([]byte{'\\', 'v'})789		case '\'':790			buf.Write([]byte{'\\', '\''})791		case '"':792			buf.Write([]byte{'\\', '"'})793		case '\\':794			buf.Write([]byte{'\\', '\\'})795		default:796			if isPrintable(v) {797				buf.WriteByte(v)798			} else {799				if cstr {800					// We would like to use hex encoding with \x,801					// but C's \x is hard to use: it can contain _any_ number of hex digits802					// (not just 2 or 4), so later non-hex encoded chars will glue to \x.803					c0 := (v>>6)&0x7 + '0'804					c1 := (v>>3)&0x7 + '0'805					c2 := (v>>0)&0x7 + '0'806					buf.Write([]byte{'\\', c0, c1, c2})807				} else {808					lo, hi := byteToHex(v)809					buf.Write([]byte{'\\', 'x', hi, lo})810				}811			}812		}813	}814}815func isReadableDataType(typ *BufferType) bool {816	return typ.Kind == BufferString || typ.Kind == BufferFilename817}818func isReadableData(data []byte) bool {819	if len(data) == 0 {820		return false821	}822	for _, v := range data {823		if isPrintable(v) {824			continue825		}826		switch v {827		case 0, '\a', '\b', '\f', '\n', '\r', '\t', '\v':828			continue829		}830		return false831	}832	return true...

isReadableData

Using AI Code Generation

1import (2func main() {3	reader := bufio.NewReader(os.Stdin)4	fmt.Print("Enter a string: ")5	text, _ := reader.ReadString('\n')6	fmt.Println(text)7}

isReadableData

Using AI Code Generation

1import (2func main() {3	fmt.Println(stringutil.Reverse("!oG ,olleH"))4	fmt.Println(stringutil.MyName)5	fmt.Println(stringutil.IsReadableData("abc"))6}

isReadableData

Using AI Code Generation

1import (2func main() {3	fmt.Println("Enter the file name:")4	fmt.Scan(&name)5	_, err := os.Stat(name)6	if err != nil {7		fmt.Println(err)8	}9	if os.IsNotExist(err) {10		fmt.Println("File does not exist")11	} else {12		fmt.Println("File exists")13	}14}

isReadableData

Using AI Code Generation

1import (2func main() {3	fmt.Println("Enter data to check if it is readable")4	fmt.Scanln(&data)5	if prog.IsReadableData(data) {6		fmt.Println("Data is readable")7	} else {8		fmt.Println("Data is not readable")9	}10}11import (12func main() {13	fmt.Println("Enter data to check if it is readable")14	fmt.Scanln(&data)15	if prog.IsReadableData(data) {16		fmt.Println("Data is readable")17	} else {18		fmt.Println("Data is not readable")19	}20}21import "strings"22func IsReadableData(data string) bool {23	return strings.ContainsAny(data, "aeiouAEIOU")24}25import "strings"26func IsReadableData(data string) bool {27	return strings.ContainsAny(data, "aeiouAEIOU")28}29import "strings"30func IsReadableData(data string) bool {31	return strings.ContainsAny(data, "aeiouAEIOU")32}33import "strings"34func IsReadableData(data string) bool {35	return strings.ContainsAny(data, "aeiouAEIOU")36}37import "strings"38func IsReadableData(data string) bool {39	return strings.ContainsAny(data, "aeiouAEIOU")40}41import "strings"42func IsReadableData(data string) bool {43	return strings.ContainsAny(data, "aeiouAEIOU")44}45import "strings"

isReadableData

Using AI Code Generation

1import (2func main() {3	fmt.Println(prog.IsReadableData("this is a string"))4	fmt.Println(prog.IsReadableData("this is a string 123"))5	fmt.Println(prog.IsReadableData("this is a string 123 !@#$%^&*()"))6	fmt.Println(prog.IsReadableData("this is a string 123 !@#$%^&*() \n"))7}

isReadableData

Using AI Code Generation

1import (2func main() {3	fmt.Println("Enter the path of the file")4	fmt.Scanln(&path)5	fmt.Println("Is the file readable: ", prog.IsReadableData(path))6}

isReadableData

Using AI Code Generation

1import (2func main() {3	p.IsReadableData()4	fmt.Println("Path: 2.go")5}6import "fmt"7type Program struct {8}9func (p Program) IsReadableData() {10	fmt.Println("Path: 1.go")11	fmt.Println("code to use isReadableData method of prog class")12}

isReadableData

Using AI Code Generation

1import (2func main() {3	p := prog.Prog{Data: "Hello World"}4	fmt.Println(p.IsReadableData())5}6import (7type Prog struct {8}9func (p Prog) IsReadableData() bool {10	if p.Data == "" {11		fmt.Println("Data is empty")12	}13	if strings.Contains(p.Data, "Hello") {14		fmt.Println("Data is readable")15	}16	fmt.Println("Data is not readable")17}

Automation Testing Tutorials

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