How to use UseEqual method of td Package

Best Go-testdeep code snippet using td.UseEqual

t_struct.go

Source:t_struct.go

...299// See also [T.FailureIsFatal] and [T.Assert].300func (t *T) Require() *T {301	return t.FailureIsFatal(true)302}303// UseEqual tells go-testdeep to delegate the comparison of items304// whose type is one of types to their Equal() method.305//306// The signature this method should be:307//308//	(A) Equal(B) bool309//310// with B assignable to A.311//312// See [time.Time.Equal] as an example of accepted Equal() method.313//314// It always returns a new instance of [*T] so does not alter the315// original t.316//317//	t = t.UseEqual(time.Time{}, net.IP{})318//319// types items can also be [reflect.Type] items. In this case, the320// target type is the one reflected by the [reflect.Type].321//322//	t = t.UseEqual(reflect.TypeOf(time.Time{}), reflect.typeOf(net.IP{}))323//324// As a special case, calling t.UseEqual() or t.UseEqual(true) returns325// an instance using the Equal() method globally, for all types owning326// an Equal() method. Other types fall back to the default comparison327// mechanism. t.UseEqual(false) returns an instance not using Equal()328// method anymore, except for types already recorded using a previous329// UseEqual call.330func (t *T) UseEqual(types ...any) *T {331	// special case: UseEqual()332	if len(types) == 0 {333		new := *t334		new.Config.UseEqual = true335		return &new336	}337	// special cases: UseEqual(true) or UseEqual(false)338	if len(types) == 1 {339		if ignore, ok := types[0].(bool); ok {340			new := *t341			new.Config.UseEqual = ignore342			return &new343		}344	}345	// Enable UseEqual only for types types346	t = t.copyWithHooks()347	err := t.Config.hooks.AddUseEqual(types)348	if err != nil {349		t.Helper()350		t.Fatal(color.Bad("UseEqual " + err.Error()))351	}352	return t353}354// BeLax allows to compare different but convertible types. If set to355// false, got and expected types must be the same. If set to true and356// expected type is convertible to got one, expected is first357// converted to go type before its comparison. See [CmpLax] or358// [T.CmpLax] and [Lax] operator to set this flag without providing a359// specific configuration.360//361// It returns a new instance of [*T] so does not alter the original t.362//363// Note that t.BeLax() acts as t.BeLax(true).364func (t *T) BeLax(enable ...bool) *T {...

t_struct_test.go

Source:t_struct_test.go

...353	ttt.CatchFatal(func() { t.True(false) }) // failure354	test.IsTrue(tt, ttt.LastMessage() != "")355	test.IsTrue(tt, ttt.IsFatal, "it must be fatal")356}357func TestUseEqual(tt *testing.T) {358	ttt := test.NewTestingTB(tt.Name())359	var time1, time2 time.Time360	for {361		time1 = time.Now()362		time2 = time1.Truncate(0)363		if !time1.Equal(time2) {364			tt.Fatal("time.Equal() does not work as expected")365		}366		if time1 != time2 { // to avoid the bad luck case where time1.wall=0367			break368		}369	}370	// Using default config371	t := td.NewT(ttt)372	test.IsFalse(tt, t.Cmp(time1, time2))373	// UseEqual374	t = td.NewT(ttt).UseEqual() // enable globally375	test.IsTrue(tt, t.Cmp(time1, time2))376	t = td.NewT(ttt).UseEqual(true) // enable globally377	test.IsTrue(tt, t.Cmp(time1, time2))378	t = td.NewT(ttt).UseEqual(false) // disable globally379	test.IsFalse(tt, t.Cmp(time1, time2))380	t = td.NewT(ttt).UseEqual(time.Time{}) // enable only for time.Time381	test.IsTrue(tt, t.Cmp(time1, time2))382	t = t.UseEqual().UseEqual(false)     // enable then disable globally383	test.IsTrue(tt, t.Cmp(time1, time2)) // Equal() still used384	test.EqualStr(tt,385		ttt.CatchFatal(func() { td.NewT(ttt).UseEqual(42) }),386		"UseEqual expects type int owns an Equal method (@0)")387}388func TestBeLax(tt *testing.T) {389	ttt := test.NewTestingTB(tt.Name())390	// Using default config391	t := td.NewT(ttt)392	test.IsFalse(tt, t.Cmp(int64(123), 123))393	// BeLax394	t = td.NewT(ttt).BeLax()395	test.IsTrue(tt, t.Cmp(int64(123), 123))396	t = td.NewT(ttt).BeLax(true)397	test.IsTrue(tt, t.Cmp(int64(123), 123))398	t = td.NewT(ttt).BeLax(false)399	test.IsFalse(tt, t.Cmp(int64(123), 123))400}401func TestIgnoreUnexported(tt *testing.T) {402	ttt := test.NewTestingTB(tt.Name())403	type SType1 struct {404		Public  int405		private string406	}407	a1, b1 := SType1{Public: 42, private: "test"}, SType1{Public: 42}408	type SType2 struct {409		Public  int410		private string411	}412	a2, b2 := SType2{Public: 42, private: "test"}, SType2{Public: 42}413	// Using default config414	t := td.NewT(ttt)415	test.IsFalse(tt, t.Cmp(a1, b1))416	// IgnoreUnexported417	t = td.NewT(ttt).IgnoreUnexported() // ignore unexported globally418	test.IsTrue(tt, t.Cmp(a1, b1))419	test.IsTrue(tt, t.Cmp(a2, b2))420	t = td.NewT(ttt).IgnoreUnexported(true) // ignore unexported globally421	test.IsTrue(tt, t.Cmp(a1, b1))422	test.IsTrue(tt, t.Cmp(a2, b2))423	t = td.NewT(ttt).IgnoreUnexported(false) // handle unexported globally424	test.IsFalse(tt, t.Cmp(a1, b1))425	test.IsFalse(tt, t.Cmp(a2, b2))426	t = td.NewT(ttt).IgnoreUnexported(SType1{}) // ignore only for SType1427	test.IsTrue(tt, t.Cmp(a1, b1))428	test.IsFalse(tt, t.Cmp(a2, b2))429	t = t.UseEqual().UseEqual(false) // enable then disable globally430	test.IsTrue(tt, t.Cmp(a1, b1))431	test.IsFalse(tt, t.Cmp(a2, b2))432	t = td.NewT(ttt).IgnoreUnexported(SType1{}, SType2{}) // enable for both433	test.IsTrue(tt, t.Cmp(a1, b1))434	test.IsTrue(tt, t.Cmp(a2, b2))435	test.EqualStr(tt,436		ttt.CatchFatal(func() { td.NewT(ttt).IgnoreUnexported(42) }),437		"IgnoreUnexported expects type int be a struct, not a int (@0)")438}439func TestLogTrace(tt *testing.T) {440	ttt := test.NewTestingTB(tt.Name())441	t := td.NewT(ttt)442//line /t_struct_test.go:100443	t.LogTrace()...

config.go

Source:config.go

...41	// fails. Using *testing.T or *testing.B instance as t.TB value, FailNow()42	// is called behind the scenes when Fatal() is called. See testing43	// documentation for details.44	FailureIsFatal bool45	// UseEqual allows to use the Equal method on got (if it exists) or46	// on any of its component to compare got and expected values.47	//48	// The signature of the Equal method should be:49	//   (A) Equal(B) bool50	// with B assignable to A.51	//52	// See time.Time as an example of accepted Equal() method.53	//54	// See (*T).UseEqual method to only apply this property to some55	// specific types.56	UseEqual bool57	// BeLax allows to compare different but convertible types. If set58	// to false (default), got and expected types must be the same. If59	// set to true and expected type is convertible to got one, expected60	// is first converted to go type before its comparison. See CmpLax61	// function/method and Lax operator to set this flag without62	// providing a specific configuration.63	BeLax bool64	// IgnoreUnexported allows to ignore unexported struct fields. Be65	// careful about structs entirely composed of unexported fields66	// (like time.Time for example). With this flag set to true, they67	// are all equal. In such case it is advised to set UseEqual flag,68	// to use (*T).UseEqual method or to add a Cmp hook using69	// (*T).WithCmpHooks method.70	//71	// See (*T).IgnoreUnexported method to only apply this property to some72	// specific types.73	IgnoreUnexported bool74}75// Equal returns true if both c and o are equal. Only public fields76// are taken into account to check equality.77func (c ContextConfig) Equal(o ContextConfig) bool {78	return c.RootName == o.RootName &&79		c.MaxErrors == o.MaxErrors &&80		c.FailureIsFatal == o.FailureIsFatal &&81		c.UseEqual == o.UseEqual &&82		c.BeLax == o.BeLax &&83		c.IgnoreUnexported == o.IgnoreUnexported84}85// OriginalPath returns the current path when the [ContextConfig] has86// been built. It always returns ContextConfig.RootName except if c87// has been built by [Code] operator. See [Code] documentation for an88// example of use.89func (c ContextConfig) OriginalPath() string {90	if c.forkedFromCtx == nil {91		return c.RootName92	}93	return c.forkedFromCtx.Path.String()94}95const (96	contextDefaultRootName = "DATA"97	contextPanicRootName   = "FUNCTION"98	envMaxErrors           = "TESTDEEP_MAX_ERRORS"99)100func getMaxErrorsFromEnv() int {101	env := os.Getenv(envMaxErrors)102	if env != "" {103		n, err := strconv.Atoi(env)104		if err == nil {105			return n106		}107	}108	return 10109}110// DefaultContextConfig is the default configuration used to render111// tests failures. If overridden, new settings will impact all Cmp*112// functions and [*T] methods (if not specifically configured.)113var DefaultContextConfig = ContextConfig{114	RootName:         contextDefaultRootName,115	MaxErrors:        getMaxErrorsFromEnv(),116	FailureIsFatal:   false,117	UseEqual:         false,118	BeLax:            false,119	IgnoreUnexported: false,120}121func (c *ContextConfig) sanitize() {122	if c.RootName == "" {123		c.RootName = DefaultContextConfig.RootName124	}125	if c.MaxErrors == 0 {126		c.MaxErrors = DefaultContextConfig.MaxErrors127	}128}129// newContext creates a new ctxerr.Context using DefaultContextConfig130// configuration.131func newContext(t TestingT) ctxerr.Context {132	if tt, ok := t.(*T); ok {133		return newContextWithConfig(tt, tt.Config)134	}135	tb, _ := t.(testing.TB)136	return newContextWithConfig(tb, DefaultContextConfig)137}138// newContextWithConfig creates a new ctxerr.Context using a specific139// configuration.140func newContextWithConfig(tb testing.TB, config ContextConfig) (ctx ctxerr.Context) {141	config.sanitize()142	ctx = ctxerr.Context{143		Path:             ctxerr.NewPath(config.RootName),144		Visited:          visited.NewVisited(),145		MaxErrors:        config.MaxErrors,146		Anchors:          config.anchors,147		Hooks:            config.hooks,148		OriginalTB:       tb,149		FailureIsFatal:   config.FailureIsFatal,150		UseEqual:         config.UseEqual,151		BeLax:            config.BeLax,152		IgnoreUnexported: config.IgnoreUnexported,153	}154	ctx.InitErrors()155	return156}157// newBooleanContext creates a new boolean ctxerr.Context.158func newBooleanContext() ctxerr.Context {159	return ctxerr.Context{160		Visited:          visited.NewVisited(),161		BooleanError:     true,162		UseEqual:         DefaultContextConfig.UseEqual,163		BeLax:            DefaultContextConfig.BeLax,164		IgnoreUnexported: DefaultContextConfig.IgnoreUnexported,165	}166}...

UseEqual

Using AI Code Generation

1import "fmt"2type td struct {3}4func (t td) UseEqual() bool {5}6func main() {7t := td{1, 2}8fmt.Println(t.UseEqual())9}10import "fmt"11import "github.com/GoLang/2"12func main() {13t := td{1, 2}14fmt.Println(t.UseEqual())15}16type td struct {17}18func (t td) UseEqual() bool {19}20import (21func handler(w http.ResponseWriter, r *http.Request) {22    fmt.Fprintf(w, "Hi there, I love %s!", r.URL.Path[1:])23}24func main() {25    http.HandleFunc("/", handler)26    http.ListenAndServe(":8080", nil)27}28import "net/http"29import "github.com/GoLang/2"30func main() {31http.ListenAndServe(":8080", nil)32}33import "net/http"34func handler(w http.ResponseWriter, r *http.Request) {35}36func main() {37http.HandleFunc("/", handler)38}

UseEqual

Using AI Code Generation

1import (2func main() {3    fmt.Print("Enter the first number: ")4    fmt.Scan(&n1)5    fmt.Print("Enter the second number: ")6    fmt.Scan(&n2)7    fmt.Print("Enter the third number: ")8    fmt.Scan(&n3)9    td := triangleData{a: n1, b: n2, c: n3}10    fmt.Println("The triangle is equilateral:", td.UseEqual())11}12import (13func main() {14    fmt.Print("Enter the first number: ")15    fmt.Scan(&n1)16    fmt.Print("Enter the second number: ")17    fmt.Scan(&n2)18    fmt.Print("Enter the third number: ")19    fmt.Scan(&n3)20    td := triangleData{a: n1, b: n2, c: n3}21    fmt.Println("The triangle is equilateral:", td.UseEqual())22}23import (24func main() {25    fmt.Print("Enter the first number: ")26    fmt.Scan(&n1)27    fmt.Print("Enter the second number: ")28    fmt.Scan(&n2)29    fmt.Print("Enter the third number: ")30    fmt.Scan(&n3)31    td := triangleData{a: n1, b: n2, c: n3}32    fmt.Println("The triangle is equilateral:", td.UseEqual())33}34import (35func main() {36    fmt.Print("Enter the first number: ")37    fmt.Scan(&n1)38    fmt.Print("Enter the second number: ")39    fmt.Scan(&n2)40    fmt.Print("Enter the third number: ")41    fmt.Scan(&n3)42    td := triangleData{a:

UseEqual

Using AI Code Generation

1import (2func main() {3	fmt.Println("a = ", a, "b = ", b, "c = ", c)4	fmt.Println("a == b is ", td.UseEqual(a, b))5	fmt.Println("b == c is ", td.UseEqual(b, c))6}7import (8func main() {9	fmt.Println("a = ", a, "b = ", b, "c = ", c)10	fmt.Println("a != b is ", td.UseNotEqual(a, b))11	fmt.Println("b != c is ", td.UseNotEqual(b, c))12}13import (14func main() {15	fmt.Println("a = ", a, "b = ", b, "c = ", c)16	fmt.Println("a < b is ", td.UseLess(a, b))17	fmt.Println("b < c is ", td.UseLess(b, c))18}19import (20func main() {21	fmt.Println("a = ", a, "b = ", b, "c = ", c)22	fmt.Println("a <= b is ", td.UseLessEqual(a, b))23	fmt.Println("b <= c is ", td.UseLessEqual(b, c))24}25import (26func main() {27	fmt.Println("a = ", a, "b = ", b, "c

UseEqual

Using AI Code Generation

1import (2func main() {3	a = td.MakeTD(3, 4)4	b = td.MakeTD(3, 4)5	fmt.Println("a = ", a)6	fmt.Println("b = ", b)7	fmt.Println("a == b?", a.UseEqual(b))8}9import (10func main() {11	a = td.MakeTD(3, 4)12	b = td.MakeTD(3, 4)13	fmt.Println("a = ", a)14	fmt.Println("b = ", b)15	fmt.Println("a < b?", a.UseLessThan(b))16}17import (18func main() {19	a = td.MakeTD(3, 4)20	b = td.MakeTD(3, 4)21	c = a.UseAdd(b)22	fmt.Println("a = ", a)23	fmt.Println("b = ", b)24	fmt.Println("c = a + b", c)25}26import (27func main() {28	a = td.MakeTD(3, 4)29	b = td.MakeTD(3, 4)30	c = a.UseSubtract(b)31	fmt.Println("a = ", a)32	fmt.Println("b = ", b)33	fmt.Println("c = a - b", c)34}

UseEqual

Using AI Code Generation

1import (2func main() {3    fmt.Println(td.UseEqual(3, 3))4    fmt.Println(td.UseEqual(3, 5))5}6import (7func main() {8    fmt.Println(td.UseEqual(3, 3))9    fmt.Println(td.UseEqual(3, 5))10}11import (12func main() {13    fmt.Println(td.UseEqual(3, 3))14    fmt.Println(td.UseEqual(3, 5))15}16import (17func main() {18    fmt.Println(td.UseEqual(3, 3))19    fmt.Println(td.UseEqual(3, 5))20}21import (22func main() {23    fmt.Println(td.UseEqual(3, 3))24    fmt.Println(td.UseEqual(3, 5))25}26import (27func main() {28    fmt.Println(td.UseEqual(3, 3))29    fmt.Println(td.UseEqual(3, 5))30}31import (32func main() {33    fmt.Println(td.UseEqual(3, 3))34    fmt.Println(td.UseEqual(3, 5

UseEqual

Using AI Code Generation

1import "fmt"2func main() {3	fmt.Println("Enter the value of a and b")4	fmt.Scan(&a, &b)5	obj := td{a, b}6	fmt.Println("The result of addition is", obj.Add())7	fmt.Println("The result of subtraction is", obj.Sub())8	fmt.Println("The result of multiplication is", obj.Mult())9	fmt.Println("The result of division is", obj.Div())10	fmt.Println("The result of modulus is", obj.Mod())11	fmt.Println("Is a is equal to b?", obj.UseEqual())12}13import "fmt"14func main() {15	fmt.Println("Enter the value of a and b")16	fmt.Scan(&a, &b)17	obj := td{a, b}18	fmt.Println("The result of addition is", obj.Add())19	fmt.Println("The result of subtraction is", obj.Sub())20	fmt.Println("The result of multiplication is", obj.Mult())21	fmt.Println("The result of division is", obj.Div())22	fmt.Println("The result of modulus is", obj.Mod())23	fmt.Println("Is a is not equal to b?", obj.UseNotEqual())24}25import "fmt"26func main() {27	fmt.Println("Enter the value of a and b")28	fmt.Scan(&a, &b)29	obj := td{a, b}30	fmt.Println("The result of addition is", obj.Add())31	fmt.Println("The result of subtraction is", obj.Sub())32	fmt.Println("The result of multiplication is", obj.Mult())33	fmt.Println("The result of division is", obj.Div())34	fmt.Println("The result of modulus is", obj.Mod())35	fmt.Println("Is a is less than b?", obj.UseLessThan())36}37import "fmt"38func main() {39	fmt.Println("Enter the value of a and b")40	fmt.Scan(&a, &b)41	obj := td{a, b}42	fmt.Println("The result of addition is", obj.Add())43	fmt.Println("The result of subtraction is", obj.Sub())44	fmt.Println("The result of multiplication is", obj.Mult())

UseEqual

Using AI Code Generation

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

UseEqual

Using AI Code Generation

1import (2func main() {3	t := td.NewTD(0, 0, 1, 1)4	t.UseEqual()5	fmt.Printf("TD: %v6}7import (8func main() {9	t := td.NewTD(0, 0, 1, 1)10	t.UseEqual()11	fmt.Printf("TD: %v12}13import (14func main() {15	t := td.NewTD(0, 0, 1, 1)16	t.UseEqual()17	fmt.Printf("TD: %v18}19import (20func main() {21	t := td.NewTD(0, 0, 1, 1)22	t.UseEqual()23	fmt.Printf("TD: %v24}25import (26func main() {27	t := td.NewTD(0, 0, 1, 1)28	t.UseEqual()29	fmt.Printf("TD: %v30}31import (32func main() {33	t := td.NewTD(0, 0, 1, 1)

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