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How to use CmpSmuggle method of td Package

Best Go-testdeep code snippet using td.CmpSmuggle

example_cmp_test.go

Source:example_cmp_test.go

...2158	// true2159	// true2160	// true2161}2162func ExampleCmpSmuggle_convert() {2163	t := &testing.T{}2164	got := int64(123)2165	ok := td.CmpSmuggle(t, got, func(n int64) int { return int(n) }, 123,2166		"checks int64 got against an int value")2167	fmt.Println(ok)2168	ok = td.CmpSmuggle(t, "123", func(numStr string) (int, bool) {2169		n, err := strconv.Atoi(numStr)2170		return n, err == nil2171	}, td.Between(120, 130),2172		"checks that number in %#v is in [120 .. 130]")2173	fmt.Println(ok)2174	ok = td.CmpSmuggle(t, "123", func(numStr string) (int, bool, string) {2175		n, err := strconv.Atoi(numStr)2176		if err != nil {2177			return 0, false, "string must contain a number"2178		}2179		return n, true, ""2180	}, td.Between(120, 130),2181		"checks that number in %#v is in [120 .. 130]")2182	fmt.Println(ok)2183	ok = td.CmpSmuggle(t, "123", func(numStr string) (int, error) { //nolint: gocritic2184		return strconv.Atoi(numStr)2185	}, td.Between(120, 130),2186		"checks that number in %#v is in [120 .. 130]")2187	fmt.Println(ok)2188	// Short version :)2189	ok = td.CmpSmuggle(t, "123", strconv.Atoi, td.Between(120, 130),2190		"checks that number in %#v is in [120 .. 130]")2191	fmt.Println(ok)2192	// Output:2193	// true2194	// true2195	// true2196	// true2197	// true2198}2199func ExampleCmpSmuggle_lax() {2200	t := &testing.T{}2201	// got is an int16 and Smuggle func input is an int64: it is OK2202	got := int(123)2203	ok := td.CmpSmuggle(t, got, func(n int64) uint32 { return uint32(n) }, uint32(123))2204	fmt.Println("got int16(123) â smuggle via int64 â uint32(123):", ok)2205	// Output:2206	// got int16(123) â smuggle via int64 â uint32(123): true2207}2208func ExampleCmpSmuggle_auto_unmarshal() {2209	t := &testing.T{}2210	// Automatically json.Unmarshal to compare2211	got := []byte(`{"a":1,"b":2}`)2212	ok := td.CmpSmuggle(t, got, func(b json.RawMessage) (r map[string]int, err error) {2213		err = json.Unmarshal(b, &r)2214		return2215	}, map[string]int{2216		"a": 1,2217		"b": 2,2218	})2219	fmt.Println("JSON contents is OK:", ok)2220	// Output:2221	// JSON contents is OK: true2222}2223func ExampleCmpSmuggle_cast() {2224	t := &testing.T{}2225	// A string containing JSON2226	got := `{ "foo": 123 }`2227	// Automatically cast a string to a json.RawMessage so td.JSON can operate2228	ok := td.CmpSmuggle(t, got, json.RawMessage{}, td.JSON(`{"foo":123}`))2229	fmt.Println("JSON contents in string is OK:", ok)2230	// Automatically read from io.Reader to a json.RawMessage2231	ok = td.CmpSmuggle(t, bytes.NewReader([]byte(got)), json.RawMessage{}, td.JSON(`{"foo":123}`))2232	fmt.Println("JSON contents just read is OK:", ok)2233	// Output:2234	// JSON contents in string is OK: true2235	// JSON contents just read is OK: true2236}2237func ExampleCmpSmuggle_complex() {2238	t := &testing.T{}2239	// No end date but a start date and a duration2240	type StartDuration struct {2241		StartDate time.Time2242		Duration  time.Duration2243	}2244	// Checks that end date is between 17th and 19th February both at 0h2245	// for each of these durations in hours2246	for _, duration := range []time.Duration{48 * time.Hour, 72 * time.Hour, 96 * time.Hour} {2247		got := StartDuration{2248			StartDate: time.Date(2018, time.February, 14, 12, 13, 14, 0, time.UTC),2249			Duration:  duration,2250		}2251		// Simplest way, but in case of Between() failure, error will be bound2252		// to DATA<smuggled>, not very clear...2253		ok := td.CmpSmuggle(t, got, func(sd StartDuration) time.Time {2254			return sd.StartDate.Add(sd.Duration)2255		}, td.Between(2256			time.Date(2018, time.February, 17, 0, 0, 0, 0, time.UTC),2257			time.Date(2018, time.February, 19, 0, 0, 0, 0, time.UTC)))2258		fmt.Println(ok)2259		// Name the computed value "ComputedEndDate" to render a Between() failure2260		// more understandable, so error will be bound to DATA.ComputedEndDate2261		ok = td.CmpSmuggle(t, got, func(sd StartDuration) td.SmuggledGot {2262			return td.SmuggledGot{2263				Name: "ComputedEndDate",2264				Got:  sd.StartDate.Add(sd.Duration),2265			}2266		}, td.Between(2267			time.Date(2018, time.February, 17, 0, 0, 0, 0, time.UTC),2268			time.Date(2018, time.February, 19, 0, 0, 0, 0, time.UTC)))2269		fmt.Println(ok)2270	}2271	// Output:2272	// false2273	// false2274	// true2275	// true2276	// true2277	// true2278}2279func ExampleCmpSmuggle_interface() {2280	t := &testing.T{}2281	gotTime, err := time.Parse(time.RFC3339, "2018-05-23T12:13:14Z")2282	if err != nil {2283		t.Fatal(err)2284	}2285	// Do not check the struct itself, but its stringified form2286	ok := td.CmpSmuggle(t, gotTime, func(s fmt.Stringer) string {2287		return s.String()2288	}, "2018-05-23 12:13:14 +0000 UTC")2289	fmt.Println("stringified time.Time OK:", ok)2290	// If got does not implement the fmt.Stringer interface, it fails2291	// without calling the Smuggle func2292	type MyTime time.Time2293	ok = td.CmpSmuggle(t, MyTime(gotTime), func(s fmt.Stringer) string {2294		fmt.Println("Smuggle func called!")2295		return s.String()2296	}, "2018-05-23 12:13:14 +0000 UTC")2297	fmt.Println("stringified MyTime OK:", ok)2298	// Output:2299	// stringified time.Time OK: true2300	// stringified MyTime OK: false2301}2302func ExampleCmpSmuggle_field_path() {2303	t := &testing.T{}2304	type Body struct {2305		Name  string2306		Value any2307	}2308	type Request struct {2309		Body *Body2310	}2311	type Transaction struct {2312		Request2313	}2314	type ValueNum struct {2315		Num int2316	}2317	got := &Transaction{2318		Request: Request{2319			Body: &Body{2320				Name:  "test",2321				Value: &ValueNum{Num: 123},2322			},2323		},2324	}2325	// Want to check whether Num is between 100 and 200?2326	ok := td.CmpSmuggle(t, got, func(t *Transaction) (int, error) {2327		if t.Request.Body == nil ||2328			t.Request.Body.Value == nil {2329			return 0, errors.New("Request.Body or Request.Body.Value is nil")2330		}2331		if v, ok := t.Request.Body.Value.(*ValueNum); ok && v != nil {2332			return v.Num, nil2333		}2334		return 0, errors.New("Request.Body.Value isn't *ValueNum or nil")2335	}, td.Between(100, 200))2336	fmt.Println("check Num by hand:", ok)2337	// Same, but automagically generated...2338	ok = td.CmpSmuggle(t, got, "Request.Body.Value.Num", td.Between(100, 200))2339	fmt.Println("check Num using a fields-path:", ok)2340	// And as Request is an anonymous field, can be simplified further2341	// as it can be omitted2342	ok = td.CmpSmuggle(t, got, "Body.Value.Num", td.Between(100, 200))2343	fmt.Println("check Num using an other fields-path:", ok)2344	// Note that maps and array/slices are supported2345	got.Request.Body.Value = map[string]any{2346		"foo": []any{2347			3: map[int]string{666: "bar"},2348		},2349	}2350	ok = td.CmpSmuggle(t, got, "Body.Value[foo][3][666]", "bar")2351	fmt.Println("check fields-path including maps/slices:", ok)2352	// Output:2353	// check Num by hand: true2354	// check Num using a fields-path: true2355	// check Num using an other fields-path: true2356	// check fields-path including maps/slices: true2357}2358func ExampleCmpSStruct() {2359	t := &testing.T{}2360	type Person struct {2361		Name        string2362		Age         int2363		NumChildren int2364	}...

td_compat.go

Source:td_compat.go

...142// CmpShallow is a deprecated alias of [td.CmpShallow].143var CmpShallow = td.CmpShallow144// CmpSlice is a deprecated alias of [td.CmpSlice].145var CmpSlice = td.CmpSlice146// CmpSmuggle is a deprecated alias of [td.CmpSmuggle].147var CmpSmuggle = td.CmpSmuggle148// CmpSStruct is a deprecated alias of [td.CmpSStruct].149var CmpSStruct = td.CmpSStruct150// CmpString is a deprecated alias of [td.CmpString].151var CmpString = td.CmpString152// CmpStruct is a deprecated alias of [td.CmpStruct].153var CmpStruct = td.CmpStruct154// CmpSubBagOf is a deprecated alias of [td.CmpSubBagOf].155var CmpSubBagOf = td.CmpSubBagOf156// CmpSubJSONOf is a deprecated alias of [td.CmpSubJSONOf].157var CmpSubJSONOf = td.CmpSubJSONOf158// CmpSubMapOf is a deprecated alias of [td.CmpSubMapOf].159var CmpSubMapOf = td.CmpSubMapOf160// CmpSubSetOf is a deprecated alias of [td.CmpSubSetOf].161var CmpSubSetOf = td.CmpSubSetOf...

td_compat_test.go

Source:td_compat_test.go

...240	})241	tt.Run("Smuggle", func(t *testing.T) {242		fn := func(v int) int { return v * 2 }243		td.Cmp(t, 5, td.Smuggle(fn, 10))244		td.CmpSmuggle(t, 5, fn, 10)245	})246	tt.Run("String", func(t *testing.T) {247		td.Cmp(t, "foo", td.String("foo"))248		td.CmpString(t, "foo", "foo")249	})250	tt.Run("SStruct", func(t *testing.T) {251		got := MyStruct{252			Num: 42,253			Str: "foo",254		}255		td.Cmp(t, got, td.SStruct(MyStruct{Num: 42}, td.StructFields{"Str": "foo"}))256		td.CmpSStruct(t, got, MyStruct{Num: 42}, td.StructFields{"Str": "foo"})257	})258	tt.Run("Struct", func(t *testing.T) {...

CmpSmuggle

Using AI Code Generation

1import (2type td struct {3}4func (t td) CmpSmuggle() bool {5}6func main() {7	a := td{1, 2}8	b := td{3, 4}9	fmt.Println(reflect.DeepEqual(a, b))10}

CmpSmuggle

Using AI Code Generation

1import (2type td struct {3}4func (t *td) CmpSmuggle(b interface{}) int {5	return t.a - b.(int)6}7func main() {8	t := &td{a: 10}9	fmt.Println(t.CmpSmuggle(b))10}

CmpSmuggle

Using AI Code Generation

1import (2type T struct {3}4func main() {5    fmt.Println(pretty.Sprint(td.CmpSmuggle(1, 2, func(a, b int) bool {6    })))7    fmt.Println(pretty.Sprint(td.CmpSmuggle(1, 2, func(a, b int) bool {8    }, td.Name("a == b"))))9    fmt.Println(pretty.Sprint(td.CmpSmuggle(T{1, 2}, T{3, 4}, func(a, b T) bool {10    })))11    fmt.Println(pretty.Sprint(td.CmpSmuggle(T{1, 2}, T{3, 4}, func(a, b T) bool {12    }, td.Name("a.A == b.A && a.B == b.B"))))13}14import (15type T struct {16}17func main() {18    fmt.Println(pretty.Sprint(td.CmpSmuggle(1, 2, func(a, b int) bool {19    })))20    fmt.Println(pretty.Sprint(td.CmpSmuggle(1, 2, func(a, b int) bool {21    }, td.Name("a == b"))))22    fmt.Println(pretty.Sprint(td.CmpSmuggle(T{1, 2}, T{3, 4}, func(a, b T) bool {23    })))

CmpSmuggle

Using AI Code Generation

1import (2func main() {3	td.CmpSmuggle()4}5import (6func main() {7	td.Cmp()8}9import (10type TimeDuration struct {11}12func (td TimeDuration) Cmp() {13	fmt.Println("Cmp() in td class")14}15func (td TimeDuration) CmpSmuggle() {16	fmt.Println("CmpSmuggle() in td class")17}18func Cmp() {19	fmt.Println("Cmp() in main package")20}21func CmpSmuggle() {22	fmt.Println("CmpSmuggle() in main package")23}24import (25func main() {26	Cmp()27}28import (29func main() {30	CmpSmuggle()31}32Cmp() in main package33CmpSmuggle() in td class34Cmp() in main package35CmpSmuggle() in main package

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