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How to use isNilStr method of td Package

Best Go-testdeep code snippet using td.isNilStr

equal.go

Source:equal.go

...16	"github.com/maxatome/go-testdeep/internal/ctxerr"17	"github.com/maxatome/go-testdeep/internal/dark"18	"github.com/maxatome/go-testdeep/internal/types"19)20func isNilStr(isNil bool) types.RawString {21	if isNil {22		return "nil"23	}24	return "not nil"25}26func deepValueEqualFinal(ctx ctxerr.Context, got, expected reflect.Value) (err *ctxerr.Error) {27	err = deepValueEqual(ctx, got, expected)28	if err == nil {29		// Try to merge pending errors30		errMerge := ctx.MergeErrors()31		if errMerge != nil {32			return errMerge33		}34	}35	return36}37func deepValueEqualFinalOK(ctx ctxerr.Context, got, expected reflect.Value) bool {38	ctx = ctx.ResetErrors()39	ctx.BooleanError = true40	return deepValueEqualFinal(ctx, got, expected) == nil41}42// nilHandler is called when one of got or expected is nil (but never43// both, it is caller responsibility).44func nilHandler(ctx ctxerr.Context, got, expected reflect.Value) *ctxerr.Error {45	err := ctxerr.Error{}46	if expected.IsValid() { // here: !got.IsValid()47		if expected.Type().Implements(testDeeper) {48			curOperator := dark.MustGetInterface(expected).(TestDeep)49			ctx.CurOperator = curOperator50			if curOperator.HandleInvalid() {51				return curOperator.Match(ctx, got)52			}53			if ctx.BooleanError {54				return ctxerr.BooleanError55			}56			// Special case if expected is a TestDeep operator which does57			// not handle invalid values: the operator is not called, but58			// for the user the error comes from it59		} else if ctx.BooleanError {60			return ctxerr.BooleanError61		}62		err.Expected = expected63	} else { // here: !expected.IsValid() && got.IsValid()64		switch got.Kind() {65		// Special case: got is a nil interface, so consider as equal66		// to expected nil.67		case reflect.Interface:68			if got.IsNil() {69				return nil70			}71		case reflect.Chan, reflect.Func, reflect.Map, reflect.Ptr, reflect.Slice:72			// If BeLax, it is OK: we consider typed nil is equal to (untyped) nil73			if ctx.BeLax && got.IsNil() {74				return nil75			}76		}77		if ctx.BooleanError {78			return ctxerr.BooleanError79		}80		err.Got = got81	}82	err.Message = "values differ"83	return ctx.CollectError(&err)84}85func isCustomEqual(a, b reflect.Value) (bool, bool) {86	aType, bType := a.Type(), b.Type()87	equal, ok := aType.MethodByName("Equal")88	if ok {89		ft := equal.Type90		if !ft.IsVariadic() &&91			ft.NumIn() == 2 &&92			ft.NumOut() == 1 &&93			ft.In(0).AssignableTo(ft.In(1)) &&94			ft.Out(0) == types.Bool &&95			bType.AssignableTo(ft.In(1)) {96			return true, equal.Func.Call([]reflect.Value{a, b})[0].Bool()97		}98	}99	return false, false100}101// resolveAnchor does the same as ctx.Anchors.ResolveAnchor but checks102// whether v is valid and not already a TestDeep operator first.103func resolveAnchor(ctx ctxerr.Context, v reflect.Value) (reflect.Value, bool) {104	if !v.IsValid() || v.Type().Implements(testDeeper) {105		return v, false106	}107	return ctx.Anchors.ResolveAnchor(v)108}109func deepValueEqual(ctx ctxerr.Context, got, expected reflect.Value) (err *ctxerr.Error) {110	// got must not implement testDeeper111	if got.IsValid() && got.Type().Implements(testDeeper) {112		panic(color.Bad("Found a TestDeep operator in got param, " +113			"can only use it in expected one!"))114	}115	// Try to see if a TestDeep operator is anchored in expected116	if op, ok := resolveAnchor(ctx, expected); ok {117		expected = op118	}119	if !got.IsValid() || !expected.IsValid() {120		if got.IsValid() == expected.IsValid() {121			return122		}123		return nilHandler(ctx, got, expected)124	}125	// Check if a Smuggle hook matches got type126	if handled, e := ctx.Hooks.Smuggle(&got); handled {127		if e != nil {128			// ctx.BooleanError is always false here as hooks cannot be set globally129			return ctx.CollectError(&ctxerr.Error{130				Message:  e.Error(),131				Got:      got,132				Expected: expected,133			})134		}135	}136	// Check if a Cmp hook matches got & expected types137	if handled, e := ctx.Hooks.Cmp(got, expected); handled {138		if e == nil {139			return140		}141		// ctx.BooleanError is always false here as hooks cannot be set globally142		return ctx.CollectError(&ctxerr.Error{143			Message:  e.Error(),144			Got:      got,145			Expected: expected,146		})147	}148	// Look for an Equal() method149	if ctx.UseEqual || ctx.Hooks.UseEqual(got.Type()) {150		hasEqual, isEqual := isCustomEqual(got, expected)151		if hasEqual {152			if isEqual {153				return154			}155			if ctx.BooleanError {156				return ctxerr.BooleanError157			}158			return ctx.CollectError(&ctxerr.Error{159				Message:  "got.Equal(expected) failed",160				Got:      got,161				Expected: expected,162			})163		}164	}165	if got.Type() != expected.Type() {166		if expected.Type().Implements(testDeeper) {167			curOperator := dark.MustGetInterface(expected).(TestDeep)168			// Resolve interface169			if got.Kind() == reflect.Interface {170				got = got.Elem()171				if !got.IsValid() {172					return nilHandler(ctx, got, expected)173				}174			}175			ctx.CurOperator = curOperator176			return curOperator.Match(ctx, got)177		}178		// expected is not a TestDeep operator179		if got.Type() == recvKindType || expected.Type() == recvKindType {180			if ctx.BooleanError {181				return ctxerr.BooleanError182			}183			return ctx.CollectError(&ctxerr.Error{184				Message:  "values differ",185				Got:      got,186				Expected: expected,187			})188		}189		if ctx.BeLax && types.IsConvertible(expected, got.Type()) {190			return deepValueEqual(ctx, got, expected.Convert(got.Type()))191		}192		// If got is an interface, try to see what is behind before failing193		// Used by Set/Bag Match method in such cases:194		//           []any{123, "foo"}  â  Bag("foo", 123)195		// Interface kind -^-----^   but String-^ and ^- Int kinds196		if got.Kind() == reflect.Interface {197			return deepValueEqual(ctx, got.Elem(), expected)198		}199		if ctx.BooleanError {200			return ctxerr.BooleanError201		}202		return ctx.CollectError(ctxerr.TypeMismatch(got.Type(), expected.Type()))203	}204	// if ctx.Depth > 10 { panic("deepValueEqual") } // for debugging205	// Avoid looping forever on cyclic references206	if ctx.Visited.Record(got, expected) {207		return208	}209	switch got.Kind() {210	case reflect.Array:211		for i, l := 0, got.Len(); i < l; i++ {212			err = deepValueEqual(ctx.AddArrayIndex(i),213				got.Index(i), expected.Index(i))214			if err != nil {215				return216			}217		}218		return219	case reflect.Slice:220		if got.IsNil() != expected.IsNil() {221			if ctx.BooleanError {222				return ctxerr.BooleanError223			}224			return ctx.CollectError(&ctxerr.Error{225				Message:  "nil slice",226				Got:      isNilStr(got.IsNil()),227				Expected: isNilStr(expected.IsNil()),228			})229		}230		var (231			gotLen      = got.Len()232			expectedLen = expected.Len()233		)234		if gotLen != expectedLen {235			// Shortcut in boolean context236			if ctx.BooleanError {237				return ctxerr.BooleanError238			}239		} else {240			if got.Pointer() == expected.Pointer() {241				return242			}243		}244		var maxLen int245		if gotLen >= expectedLen {246			maxLen = expectedLen247		} else {248			maxLen = gotLen249		}250		// Special case for internal tuple type: it is clearer to read251		// TUPLE instead of DATA when an error occurs when using this type252		if got.Type() == tupleType &&253			ctx.Path.Len() == 1 && ctx.Path.String() == contextDefaultRootName {254			ctx = ctx.ResetPath("TUPLE")255		}256		for i := 0; i < maxLen; i++ {257			err = deepValueEqual(ctx.AddArrayIndex(i),258				got.Index(i), expected.Index(i))259			if err != nil {260				return261			}262		}263		if gotLen != expectedLen {264			res := tdSetResult{265				Kind: itemsSetResult,266				// do not sort Extra/Mising here267			}268			if gotLen > expectedLen {269				res.Extra = make([]reflect.Value, gotLen-expectedLen)270				for i := expectedLen; i < gotLen; i++ {271					res.Extra[i-expectedLen] = got.Index(i)272				}273			} else {274				res.Missing = make([]reflect.Value, expectedLen-gotLen)275				for i := gotLen; i < expectedLen; i++ {276					res.Missing[i-gotLen] = expected.Index(i)277				}278			}279			return ctx.CollectError(&ctxerr.Error{280				Message: fmt.Sprintf("comparing slices, from index #%d", maxLen),281				Summary: res.Summary(),282			})283		}284		return285	case reflect.Interface:286		return deepValueEqual(ctx, got.Elem(), expected.Elem())287	case reflect.Ptr:288		if got.Pointer() == expected.Pointer() {289			return290		}291		return deepValueEqual(ctx.AddPtr(1), got.Elem(), expected.Elem())292	case reflect.Struct:293		sType := got.Type()294		ignoreUnexported := ctx.IgnoreUnexported || ctx.Hooks.IgnoreUnexported(sType)295		for i, n := 0, got.NumField(); i < n; i++ {296			field := sType.Field(i)297			if ignoreUnexported && field.PkgPath != "" {298				continue299			}300			err = deepValueEqual(ctx.AddField(field.Name),301				got.Field(i), expected.Field(i))302			if err != nil {303				return304			}305		}306		return307	case reflect.Map:308		if got.IsNil() != expected.IsNil() {309			if ctx.BooleanError {310				return ctxerr.BooleanError311			}312			return ctx.CollectError(&ctxerr.Error{313				Message:  "nil map",314				Got:      isNilStr(got.IsNil()),315				Expected: isNilStr(expected.IsNil()),316			})317		}318		// Shortcut in boolean context319		if ctx.BooleanError && got.Len() != expected.Len() {320			return ctxerr.BooleanError321		}322		if got.Pointer() == expected.Pointer() {323			return324		}325		var notFoundKeys []reflect.Value326		foundKeys := map[any]bool{}327		for _, vkey := range tdutil.MapSortedKeys(expected) {328			gotValue := got.MapIndex(vkey)329			if !gotValue.IsValid() {...

isNilStr

Using AI Code Generation

1import (2type td struct {3}4func (t *td) isNilStr() bool {5	return reflect.ValueOf(t.str).IsNil()6}7func main() {8	fmt.Println(t.isNilStr())9}10import (11type td struct {12}13func main() {14	fmt.Println(reflect.ValueOf(t.str).IsNil())15}

isNilStr

Using AI Code Generation

1import (2type td struct {3}4func (t td) isNilStr(s string) bool {5	if s == "" || strings.TrimSpace(s) == "" {6	}7}8func main() {9	t := td{}10	fmt.Println(t.isNilStr("  "))11}12import (13type td struct {14}15func (t td) isNilStr(s string) bool {16	if s == "" || strings.TrimSpace(s) == "" {17	}18}19func main() {20	t := td{}21	fmt.Println(t.isNilStr("  "))22}23import (24type td struct {25}26func (t td) isNilStr(s string) bool {27	if s == "" || strings.TrimSpace(s) == "" {28	}29}30func main() {31	t := td{}32	fmt.Println(t.isNilStr("  "))33}34import (35type td struct {36}37func (t td) isNilStr(s string) bool {38	if s == "" || strings.TrimSpace(s) == "" {39	}40}41func main() {42	t := td{}43	fmt.Println(t.isNilStr("  "))44}45import (46type td struct {47}48func (t td) isNilStr(s string) bool {49	if s == "" || strings.TrimSpace(s) == "" {50	}51}52func main() {53	t := td{}54	fmt.Println(t.isNilStr("  "))55}56import (57type td struct {58}59func (t td) isNilStr(s string) bool {60	if s == "" || strings.TrimSpace(s) == "" {61	}62}

isNilStr

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println("s is nil:", td.isNilStr(s))4}5import "fmt"6func main() {7    fmt.Println("s is nil:", td.isNilStr(s))8}9import "fmt"10func main() {11    fmt.Println("s is nil:", td.isNilStr(s))12}13import "fmt"14func main() {15    fmt.Println("s is nil:", td.isNilStr(s))16}17import "fmt"18func main() {19    fmt.Println("s is nil:", td.isNilStr(s))20}21import "fmt"22func main() {23    fmt.Println("s is nil:", td.isNilStr(s))24}25import "fmt"26func main() {27    fmt.Println("s is nil:", td.isNilStr(s))28}29import "fmt"30func main() {31    fmt.Println("s is nil:", td.isNilStr(s))32}33import "fmt"34func main() {35    fmt.Println("s is nil:", td.isNilStr(s))36}37import "fmt"38func main() {39    fmt.Println("s is nil:", td.isNilStr(s))40}

isNilStr

Using AI Code Generation

1import (2func main() {3    fmt.Println("IsNilStr", td.IsNilStr(s))4}5import (6func main() {7    fmt.Println("IsNilStr", td.IsNilStr(s))8}

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