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How to use AddWithError method of common Package

Best K6 code snippet using common.AddWithError

bridge_test.go

Source:bridge_test.go

...94	return arg, nil95}96type bridgeTestAddType struct{}97func (bridgeTestAddType) Add(a, b int) int { return a + b }98type bridgeTestAddWithErrorType struct{}99func (bridgeTestAddWithErrorType) AddWithError(a, b int) (int, error) {100	res := a + b101	if res < 0 {102		return 0, errors.New("answer is negative")103	}104	return res, nil105}106type bridgeTestContextType struct{}107func (bridgeTestContextType) Context(ctx context.Context) {}108type bridgeTestContextAddType struct{}109func (bridgeTestContextAddType) ContextAdd(ctx context.Context, a, b int) int {110	return a + b111}112type bridgeTestContextAddWithErrorType struct{}113func (bridgeTestContextAddWithErrorType) ContextAddWithError(ctx context.Context, a, b int) (int, error) {114	res := a + b115	if res < 0 {116		return 0, errors.New("answer is negative")117	}118	return res, nil119}120type bridgeTestContextInjectType struct {121	ctx context.Context122}123func (t *bridgeTestContextInjectType) ContextInject(ctx context.Context) { t.ctx = ctx }124type bridgeTestContextInjectPtrType struct {125	ctxPtr *context.Context126}127func (t *bridgeTestContextInjectPtrType) ContextInjectPtr(ctxPtr *context.Context) { t.ctxPtr = ctxPtr }128type bridgeTestSumType struct{}129func (bridgeTestSumType) Sum(nums ...int) int {130	sum := 0131	for v := range nums {132		sum += v133	}134	return sum135}136type bridgeTestSumWithContextType struct{}137func (bridgeTestSumWithContextType) SumWithContext(ctx context.Context, nums ...int) int {138	sum := 0139	for v := range nums {140		sum += v141	}142	return sum143}144type bridgeTestSumWithErrorType struct{}145func (bridgeTestSumWithErrorType) SumWithError(nums ...int) (int, error) {146	sum := 0147	for v := range nums {148		sum += v149	}150	if sum < 0 {151		return 0, errors.New("answer is negative")152	}153	return sum, nil154}155type bridgeTestSumWithContextAndErrorType struct{}156func (m bridgeTestSumWithContextAndErrorType) SumWithContextAndError(ctx context.Context, nums ...int) (int, error) {157	sum := 0158	for v := range nums {159		sum += v160	}161	if sum < 0 {162		return 0, errors.New("answer is negative")163	}164	return sum, nil165}166type bridgeTestCounterType struct {167	Counter int168}169func (m *bridgeTestCounterType) Count() int {170	m.Counter++171	return m.Counter172}173type bridgeTestConstructorType struct{}174type bridgeTestConstructorSpawnedType struct{}175func (bridgeTestConstructorType) XConstructor() bridgeTestConstructorSpawnedType {176	return bridgeTestConstructorSpawnedType{}177}178func TestFieldNameMapper(t *testing.T) {179	testdata := []struct {180		Typ     reflect.Type181		Fields  map[string]string182		Methods map[string]string183	}{184		{reflect.TypeOf(bridgeTestFieldsType{}), map[string]string{185			"Exported":       "exported",186			"ExportedTag":    "renamed",187			"ExportedHidden": "",188			"unexported":     "",189			"unexportedTag":  "",190		}, nil},191		{reflect.TypeOf(bridgeTestMethodsType{}), nil, map[string]string{192			"ExportedFn":   "exportedFn",193			"unexportedFn": "",194		}},195		{reflect.TypeOf(bridgeTestOddFieldsType{}), map[string]string{196			"TwoWords": "two_words",197			"URL":      "url",198		}, nil},199		{reflect.TypeOf(bridgeTestConstructorType{}), nil, map[string]string{200			"XConstructor": "Constructor",201		}},202	}203	for _, data := range testdata {204		for field, name := range data.Fields {205			t.Run(field, func(t *testing.T) {206				f, ok := data.Typ.FieldByName(field)207				if assert.True(t, ok, "no such field") {208					assert.Equal(t, name, (FieldNameMapper{}).FieldName(data.Typ, f))209				}210			})211		}212		for meth, name := range data.Methods {213			t.Run(meth, func(t *testing.T) {214				m, ok := data.Typ.MethodByName(meth)215				if name != "" {216					if assert.True(t, ok, "no such method") {217						assert.Equal(t, name, (FieldNameMapper{}).MethodName(data.Typ, m))218					}219				} else {220					assert.False(t, ok, "exported by accident")221				}222			})223		}224	}225}226func TestBindToGlobal(t *testing.T) {227	rt := goja.New()228	unbind := BindToGlobal(rt, map[string]interface{}{"a": 1})229	assert.Equal(t, int64(1), rt.Get("a").Export())230	unbind()231	assert.Nil(t, rt.Get("a").Export())232}233func TestBind(t *testing.T) {234	ctxPtr := new(context.Context)235	testdata := []struct {236		Name string237		V    interface{}238		Fn   func(t *testing.T, obj interface{}, rt *goja.Runtime)239	}{240		{"Fields", bridgeTestFieldsType{"a", "b", "c", "d", "e"}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {241			t.Run("Exported", func(t *testing.T) {242				v, err := RunString(rt, `obj.exported`)243				if assert.NoError(t, err) {244					assert.Equal(t, "a", v.Export())245				}246			})247			t.Run("ExportedTag", func(t *testing.T) {248				v, err := RunString(rt, `obj.renamed`)249				if assert.NoError(t, err) {250					assert.Equal(t, "b", v.Export())251				}252			})253			t.Run("unexported", func(t *testing.T) {254				v, err := RunString(rt, `obj.unexported`)255				if assert.NoError(t, err) {256					assert.Equal(t, nil, v.Export())257				}258			})259			t.Run("unexportedTag", func(t *testing.T) {260				v, err := RunString(rt, `obj.unexportedTag`)261				if assert.NoError(t, err) {262					assert.Equal(t, nil, v.Export())263				}264			})265		}},266		{"Methods", bridgeTestMethodsType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {267			t.Run("unexportedFn", func(t *testing.T) {268				_, err := RunString(rt, `obj.unexportedFn()`)269				assert.EqualError(t, err, "TypeError: Object has no member 'unexportedFn' at <eval>:1:30(3)")270			})271			t.Run("ExportedFn", func(t *testing.T) {272				_, err := RunString(rt, `obj.exportedFn()`)273				assert.NoError(t, err)274			})275			t.Run("unexportedPtrFn", func(t *testing.T) {276				_, err := RunString(rt, `obj.unexportedPtrFn()`)277				assert.EqualError(t, err, "TypeError: Object has no member 'unexportedPtrFn' at <eval>:1:33(3)")278			})279			t.Run("ExportedPtrFn", func(t *testing.T) {280				_, err := RunString(rt, `obj.exportedPtrFn()`)281				switch obj.(type) {282				case *bridgeTestMethodsType:283					assert.NoError(t, err)284				case bridgeTestMethodsType:285					assert.EqualError(t, err, "TypeError: Object has no member 'exportedPtrFn' at <eval>:1:31(3)")286				default:287					assert.Fail(t, "INVALID TYPE")288				}289			})290		}},291		{"Error", bridgeTestErrorType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {292			_, err := RunString(rt, `obj.error()`)293			assert.EqualError(t, err, "GoError: error")294		}},295		{"JSValue", bridgeTestJSValueType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {296			v, err := RunString(rt, `obj.func(1234)`)297			if assert.NoError(t, err) {298				assert.Equal(t, int64(1234), v.Export())299			}300		}},301		{"JSValueError", bridgeTestJSValueErrorType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {302			_, err := RunString(rt, `obj.func()`)303			assert.EqualError(t, err, "GoError: missing argument")304			t.Run("Valid", func(t *testing.T) {305				v, err := RunString(rt, `obj.func(1234)`)306				if assert.NoError(t, err) {307					assert.Equal(t, int64(1234), v.Export())308				}309			})310		}},311		{"JSValueContext", bridgeTestJSValueContextType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {312			_, err := RunString(rt, `obj.func()`)313			assert.EqualError(t, err, "GoError: func() can only be called from within default()")314			t.Run("Context", func(t *testing.T) {315				*ctxPtr = context.Background()316				defer func() { *ctxPtr = nil }()317				v, err := RunString(rt, `obj.func(1234)`)318				if assert.NoError(t, err) {319					assert.Equal(t, int64(1234), v.Export())320				}321			})322		}},323		{"JSValueContextError", bridgeTestJSValueContextErrorType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {324			_, err := RunString(rt, `obj.func()`)325			assert.EqualError(t, err, "GoError: func() can only be called from within default()")326			t.Run("Context", func(t *testing.T) {327				*ctxPtr = context.Background()328				defer func() { *ctxPtr = nil }()329				_, err := RunString(rt, `obj.func()`)330				assert.EqualError(t, err, "GoError: missing argument")331				t.Run("Valid", func(t *testing.T) {332					v, err := RunString(rt, `obj.func(1234)`)333					if assert.NoError(t, err) {334						assert.Equal(t, int64(1234), v.Export())335					}336				})337			})338		}},339		{"NativeFunction", bridgeTestNativeFunctionType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {340			v, err := RunString(rt, `obj.func(1234)`)341			if assert.NoError(t, err) {342				assert.Equal(t, int64(1234), v.Export())343			}344		}},345		{"NativeFunctionError", bridgeTestNativeFunctionErrorType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {346			_, err := RunString(rt, `obj.func()`)347			assert.EqualError(t, err, "GoError: missing argument")348			t.Run("Valid", func(t *testing.T) {349				v, err := RunString(rt, `obj.func(1234)`)350				if assert.NoError(t, err) {351					assert.Equal(t, int64(1234), v.Export())352				}353			})354		}},355		{"NativeFunctionContext", bridgeTestNativeFunctionContextType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {356			_, err := RunString(rt, `obj.func()`)357			assert.EqualError(t, err, "GoError: func() can only be called from within default()")358			t.Run("Context", func(t *testing.T) {359				*ctxPtr = context.Background()360				defer func() { *ctxPtr = nil }()361				v, err := RunString(rt, `obj.func(1234)`)362				if assert.NoError(t, err) {363					assert.Equal(t, int64(1234), v.Export())364				}365			})366		}},367		{"NativeFunctionContextError", bridgeTestNativeFunctionContextErrorType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {368			_, err := RunString(rt, `obj.func()`)369			assert.EqualError(t, err, "GoError: func() can only be called from within default()")370			t.Run("Context", func(t *testing.T) {371				*ctxPtr = context.Background()372				defer func() { *ctxPtr = nil }()373				_, err := RunString(rt, `obj.func()`)374				assert.EqualError(t, err, "GoError: missing argument")375				t.Run("Valid", func(t *testing.T) {376					v, err := RunString(rt, `obj.func(1234)`)377					if assert.NoError(t, err) {378						assert.Equal(t, int64(1234), v.Export())379					}380				})381			})382		}},383		{"Add", bridgeTestAddType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {384			v, err := RunString(rt, `obj.add(1, 2)`)385			if assert.NoError(t, err) {386				assert.Equal(t, int64(3), v.Export())387			}388		}},389		{"AddWithError", bridgeTestAddWithErrorType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {390			v, err := RunString(rt, `obj.addWithError(1, 2)`)391			if assert.NoError(t, err) {392				assert.Equal(t, int64(3), v.Export())393			}394			t.Run("Negative", func(t *testing.T) {395				_, err := RunString(rt, `obj.addWithError(0, -1)`)396				assert.EqualError(t, err, "GoError: answer is negative")397			})398		}},399		{"AddWithError", bridgeTestAddWithErrorType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {400			v, err := RunString(rt, `obj.addWithError(1, 2)`)401			if assert.NoError(t, err) {402				assert.Equal(t, int64(3), v.Export())403			}404			t.Run("Negative", func(t *testing.T) {405				_, err := RunString(rt, `obj.addWithError(0, -1)`)406				assert.EqualError(t, err, "GoError: answer is negative")407			})408		}},409		{"Context", bridgeTestContextType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {410			_, err := RunString(rt, `obj.context()`)411			assert.EqualError(t, err, "GoError: context() can only be called from within default()")412			t.Run("Valid", func(t *testing.T) {413				*ctxPtr = context.Background()414				defer func() { *ctxPtr = nil }()415				_, err := RunString(rt, `obj.context()`)416				assert.NoError(t, err)417			})418		}},419		{"ContextAdd", bridgeTestContextAddType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {420			_, err := RunString(rt, `obj.contextAdd(1, 2)`)421			assert.EqualError(t, err, "GoError: contextAdd() can only be called from within default()")422			t.Run("Valid", func(t *testing.T) {423				*ctxPtr = context.Background()424				defer func() { *ctxPtr = nil }()425				v, err := RunString(rt, `obj.contextAdd(1, 2)`)426				if assert.NoError(t, err) {427					assert.Equal(t, int64(3), v.Export())428				}429			})430		}},431		{"ContextAddWithError", bridgeTestContextAddWithErrorType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {432			_, err := RunString(rt, `obj.contextAddWithError(1, 2)`)433			assert.EqualError(t, err, "GoError: contextAddWithError() can only be called from within default()")434			t.Run("Valid", func(t *testing.T) {435				*ctxPtr = context.Background()436				defer func() { *ctxPtr = nil }()437				v, err := RunString(rt, `obj.contextAddWithError(1, 2)`)438				if assert.NoError(t, err) {439					assert.Equal(t, int64(3), v.Export())440				}441				t.Run("Negative", func(t *testing.T) {442					_, err := RunString(rt, `obj.contextAddWithError(0, -1)`)443					assert.EqualError(t, err, "GoError: answer is negative")444				})445			})446		}},447		{"ContextInject", bridgeTestContextInjectType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {448			_, err := RunString(rt, `obj.contextInject()`)449			switch impl := obj.(type) {450			case bridgeTestContextInjectType:451				assert.EqualError(t, err, "TypeError: Object has no member 'contextInject' at <eval>:1:31(3)")452			case *bridgeTestContextInjectType:453				assert.EqualError(t, err, "GoError: contextInject() can only be called from within default()")454				assert.Equal(t, nil, impl.ctx)455				t.Run("Valid", func(t *testing.T) {456					*ctxPtr = context.Background()457					defer func() { *ctxPtr = nil }()458					_, err := RunString(rt, `obj.contextInject()`)459					assert.NoError(t, err)460					assert.Equal(t, *ctxPtr, impl.ctx)461				})462			}463		}},464		{"ContextInjectPtr", bridgeTestContextInjectPtrType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {465			_, err := RunString(rt, `obj.contextInjectPtr()`)466			switch impl := obj.(type) {467			case bridgeTestContextInjectPtrType:468				assert.EqualError(t, err, "TypeError: Object has no member 'contextInjectPtr' at <eval>:1:34(3)")469			case *bridgeTestContextInjectPtrType:470				assert.NoError(t, err)471				assert.Equal(t, ctxPtr, impl.ctxPtr)472			}473		}},474		{"Count", bridgeTestCounterType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {475			switch impl := obj.(type) {476			case *bridgeTestCounterType:477				for i := 0; i < 10; i++ {478					t.Run(strconv.Itoa(i), func(t *testing.T) {479						v, err := RunString(rt, `obj.count()`)480						if assert.NoError(t, err) {481							assert.Equal(t, int64(i+1), v.Export())482							assert.Equal(t, i+1, impl.Counter)483						}484					})485				}486			case bridgeTestCounterType:487				_, err := RunString(rt, `obj.count()`)488				assert.EqualError(t, err, "TypeError: Object has no member 'count' at <eval>:1:23(3)")489			default:490				assert.Fail(t, "UNKNOWN TYPE")491			}492		}},493		{"Sum", bridgeTestSumType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {494			sum := 0495			args := []string{}496			for i := 0; i < 10; i++ {497				args = append(args, strconv.Itoa(i))498				sum += i499				t.Run(strconv.Itoa(i), func(t *testing.T) {500					code := fmt.Sprintf(`obj.sum(%s)`, strings.Join(args, ", "))501					v, err := RunString(rt, code)502					if assert.NoError(t, err) {503						assert.Equal(t, int64(sum), v.Export())504					}505				})506			}507		}},508		{"SumWithContext", bridgeTestSumWithContextType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {509			_, err := RunString(rt, `obj.sumWithContext(1, 2)`)510			assert.EqualError(t, err, "GoError: sumWithContext() can only be called from within default()")511			t.Run("Valid", func(t *testing.T) {512				*ctxPtr = context.Background()513				defer func() { *ctxPtr = nil }()514				sum := 0515				args := []string{}516				for i := 0; i < 10; i++ {517					args = append(args, strconv.Itoa(i))518					sum += i519					t.Run(strconv.Itoa(i), func(t *testing.T) {520						code := fmt.Sprintf(`obj.sumWithContext(%s)`, strings.Join(args, ", "))521						v, err := RunString(rt, code)522						if assert.NoError(t, err) {523							assert.Equal(t, int64(sum), v.Export())524						}525					})526				}527			})528		}},529		{"SumWithError", bridgeTestSumWithErrorType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {530			sum := 0531			args := []string{}532			for i := 0; i < 10; i++ {533				args = append(args, strconv.Itoa(i))534				sum += i535				t.Run(strconv.Itoa(i), func(t *testing.T) {536					code := fmt.Sprintf(`obj.sumWithError(%s)`, strings.Join(args, ", "))537					v, err := RunString(rt, code)538					if assert.NoError(t, err) {539						assert.Equal(t, int64(sum), v.Export())540					}541				})542			}543		}},544		{"SumWithContextAndError", bridgeTestSumWithContextAndErrorType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {545			_, err := RunString(rt, `obj.sumWithContextAndError(1, 2)`)546			assert.EqualError(t, err, "GoError: sumWithContextAndError() can only be called from within default()")547			t.Run("Valid", func(t *testing.T) {548				*ctxPtr = context.Background()549				defer func() { *ctxPtr = nil }()550				sum := 0551				args := []string{}552				for i := 0; i < 10; i++ {553					args = append(args, strconv.Itoa(i))554					sum += i555					t.Run(strconv.Itoa(i), func(t *testing.T) {556						code := fmt.Sprintf(`obj.sumWithContextAndError(%s)`, strings.Join(args, ", "))557						v, err := RunString(rt, code)558						if assert.NoError(t, err) {559							assert.Equal(t, int64(sum), v.Export())560						}561					})562				}563			})564		}},565		{"Constructor", bridgeTestConstructorType{}, func(t *testing.T, obj interface{}, rt *goja.Runtime) {566			v, err := RunString(rt, `new obj.Constructor()`)567			assert.NoError(t, err)568			assert.IsType(t, bridgeTestConstructorSpawnedType{}, v.Export())569		}},570	}571	vfns := map[string]func(interface{}) interface{}{572		"Value": func(v interface{}) interface{} { return v },573		"Pointer": func(v interface{}) interface{} {574			val := reflect.ValueOf(v)575			ptr := reflect.New(val.Type())576			ptr.Elem().Set(val)577			return ptr.Interface()578		},579	}580	for name, vfn := range vfns {581		t.Run(name, func(t *testing.T) {582			for _, data := range testdata {583				t.Run(data.Name, func(t *testing.T) {584					rt := goja.New()585					rt.SetFieldNameMapper(FieldNameMapper{})586					obj := vfn(data.V)587					rt.Set("obj", Bind(rt, obj, ctxPtr))588					data.Fn(t, obj, rt)589				})590			}591		})592	}593}594func BenchmarkProxy(b *testing.B) {595	types := []struct {596		Name, FnName string597		Value        interface{}598		Fn           func(b *testing.B, fn interface{})599	}{600		{"Fields", "", bridgeTestFieldsType{}, nil},601		{"Methods", "exportedFn", bridgeTestMethodsType{}, func(b *testing.B, fn interface{}) {602			f := fn.(func())603			b.ResetTimer()604			for i := 0; i < b.N; i++ {605				f()606			}607		}},608		{"Error", "", bridgeTestErrorType{}, nil},609		{"Add", "add", bridgeTestAddType{}, func(b *testing.B, fn interface{}) {610			f := fn.(func(int, int) int)611			b.ResetTimer()612			for i := 0; i < b.N; i++ {613				f(1, 2)614			}615		}},616		{"AddError", "addWithError", bridgeTestAddWithErrorType{}, func(b *testing.B, fn interface{}) {617			f := fn.(func(int, int) int)618			b.ResetTimer()619			for i := 0; i < b.N; i++ {620				f(1, 2)621			}622		}},623		{"Context", "context", bridgeTestContextType{}, func(b *testing.B, fn interface{}) {624			f := fn.(func())625			b.ResetTimer()626			for i := 0; i < b.N; i++ {627				f()628			}629		}},630		{"ContextAdd", "contextAdd", bridgeTestContextAddType{}, func(b *testing.B, fn interface{}) {631			f := fn.(func(int, int) int)632			b.ResetTimer()633			for i := 0; i < b.N; i++ {634				f(1, 2)635			}636		}},637		{"ContextAddError", "contextAddWithError", bridgeTestContextAddWithErrorType{}, func(b *testing.B, fn interface{}) {638			f := fn.(func(int, int) int)639			b.ResetTimer()640			for i := 0; i < b.N; i++ {641				f(1, 2)642			}643		}},644		{"Sum", "sum", bridgeTestSumType{}, func(b *testing.B, fn interface{}) {645			f := fn.(func(...int) int)646			b.ResetTimer()647			for i := 0; i < b.N; i++ {648				f(1, 2, 3)649			}650		}},651		{"SumContext", "sumWithContext", bridgeTestSumWithContextType{}, func(b *testing.B, fn interface{}) {...

AddWithError

Using AI Code Generation

1import (2func main() {3	fmt.Println(common.AddWithError(1, 2))4}5import (6func AddWithError(a int, b int) (int, error) {7	if a < 0 || b < 0 {8		return 0, errors.New("Negative numbers not allowed")9	}10}

AddWithError

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello, World!")4	commonObj.AddWithError(1, 2)5}6import (7func main() {8	fmt.Println("Hello, World!")9	commonObj.AddWithError(1, 2)10}11import (12func main() {13	fmt.Println("Hello, World!")14	commonObj.AddWithError(1, 2)15}16import (17func main() {18	fmt.Println("Hello, World!")19	commonObj.AddWithError(1, 2)20}21import

AddWithError

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello World!")4	fmt.Println(common.AddWithError(10, 20))5}6import "errors"7func AddWithError(a int, b int) (int, error) {8	if a < 0 || b < 0 {9		return 0, errors.New("Negative numbers not allowed")10	}11}

AddWithError

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello World")4    err := common.AddWithError(1, 2)5    if err != nil {6        log.Fatal(err)7    }8}9import "errors"10func AddWithError(a, b int) error {11    if a < 0 || b < 0 {12        return errors.New("negative values not allowed")13    }14}

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