How to use Narrow method of diff Package

Best Got code snippet using diff.Narrow

narrow_state_transformation_test.go

Source:narrow_state_transformation_test.go Github

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...13 "github.com/influxdata/flux/mock"14 "github.com/influxdata/flux/values"15 "github.com/stretchr/testify/assert"16)17func TestNarrowStateTransformation_ProcessChunk(t *testing.T) {18 // Ensure we allocate and free all memory correctly.19 mem := memory.NewCheckedAllocator(memory.DefaultAllocator)20 defer mem.AssertSize(t, 0)21 // Generate one table chunk using static.Table.22 // This will only produce one column reader, so we are23 // extracting that value from the nested iterators.24 want := static.Table{25 static.Times("_time", 0, 10, 20),26 static.Floats("_value", 1, 2, 3),27 }28 isProcessed, hasState := false, false29 tr, _, err := execute.NewNarrowStateTransformation(30 executetest.RandomDatasetID(),31 &mock.NarrowStateTransformation{32 ProcessFn: func(chunk table.Chunk, state interface{}, d *execute.TransportDataset, _ memory.Allocator) (interface{}, bool, error) {33 if state != nil {34 if want, got := int64(4), state.(int64); want != got {35 t.Errorf("unexpected state on second call -want/+got:\n\t- %d\n\t+ %d", want, got)36 }37 hasState = true38 }39 // Memory should be allocated and should not have been improperly freed.40 // This accounts for 64 bytes (data) + 64 bytes (null bitmap) for each column41 // of which there are two. 64 bytes is the minimum that arrow will allocate42 // for a particular data buffer.43 assert.Equal(t, 256, mem.CurrentAlloc(), "unexpected memory allocation.")44 // Compare the buffer contents to the table we wanted.45 // Because we should have produced only one table chunk,46 // we are comparing the entirety of the chunk to the entirety47 // of the wanted output.48 buffer := chunk.Buffer()49 buffer.Retain()50 got := table.Iterator{51 table.FromBuffer(&buffer),52 }53 if diff := table.Diff(want, got); diff != "" {54 t.Errorf("unexpected diff -want/+got:\n%s", diff)55 }56 isProcessed = true57 return int64(4), true, nil58 },59 },60 mem,61 )62 if err != nil {63 t.Fatal(err)64 }65 // We can use a TransportDataset as a mock source66 // to send messages to the transformation we are testing.67 source := execute.NewTransportDataset(executetest.RandomDatasetID(), mem)68 source.AddTransformation(tr)69 tbl := want.Table(mem)70 if err := tbl.Do(func(cr flux.ColReader) error {71 chunk := table.ChunkFromReader(cr)72 chunk.Retain()73 if err := source.Process(chunk); err != nil {74 return err75 }76 chunk.Retain()77 return source.Process(chunk)78 }); err != nil {79 t.Fatal(err)80 }81 if !isProcessed {82 t.Error("message was never processed")83 }84 if !hasState {85 t.Error("process was never invoked with state")86 }87}88func TestNarrowStateTransformation_FlushKey(t *testing.T) {89 mem := memory.NewCheckedAllocator(memory.DefaultAllocator)90 defer mem.AssertSize(t, 0)91 want := static.Table{92 static.StringKey("t0", "a"),93 static.Times("_time", 0, 10, 20),94 static.Floats("_value", 1, 2, 3),95 }96 var disposeCount int97 tr, d, err := execute.NewNarrowStateTransformation(98 executetest.RandomDatasetID(),99 &mock.NarrowStateTransformation{100 ProcessFn: func(chunk table.Chunk, state interface{}, d *execute.TransportDataset, mem memory.Allocator) (interface{}, bool, error) {101 if state != nil {102 t.Error("process unexpectedly invoked with state")103 }104 chunk.Retain()105 if err := d.Process(chunk); err != nil {106 return nil, false, err107 }108 return &mockState{109 disposeCount: &disposeCount,110 }, true, nil111 },112 },113 mem,114 )115 if err != nil {116 t.Fatal(err)117 }118 isProcessed, isFlushed := false, false119 d.AddTransformation(120 &mock.Transport{121 ProcessMessageFn: func(m execute.Message) error {122 defer m.Ack()123 switch m := m.(type) {124 case execute.ProcessChunkMsg:125 isProcessed = true126 case execute.FlushKeyMsg:127 want := execute.NewGroupKey(128 []flux.ColMeta{{Label: "t0", Type: flux.TString}},129 []values.Value{values.NewString("a")},130 )131 if got := m.Key(); !want.Equal(got) {132 t.Errorf("unexpected group key -want/+got:\n%s", cmp.Diff(want, got))133 }134 isFlushed = true135 }136 return nil137 },138 },139 )140 // Flush key should flush the state so the second call to process141 // should not have any state.142 parentID := executetest.RandomDatasetID()143 for i := 0; i < 2; i++ {144 tbl := want.Table(mem)145 if err := tr.Process(parentID, tbl); err != nil {146 t.Fatal(err)147 }148 }149 if !isProcessed {150 t.Error("process message was never processed")151 }152 if !isFlushed {153 t.Error("flush key message was never processed")154 }155 // The state should have been disposed of twice.156 if want, got := 2, disposeCount; want != got {157 t.Errorf("unexpected dispose count -want/+got:\n\t- %d\n\t+ %d", want, got)158 }159}160func TestNarrowStateTransformation_Process(t *testing.T) {161 // Ensure we allocate and free all memory correctly.162 mem := memory.NewCheckedAllocator(memory.DefaultAllocator)163 defer mem.AssertSize(t, 0)164 // Generate one table chunk using static.Table.165 // This will only produce one column reader, so we are166 // extracting that value from the nested iterators.167 want := static.Table{168 static.Times("_time", 0, 10, 20),169 static.Floats("_value", 1, 2, 3),170 }171 isProcessed := false172 tr, _, err := execute.NewNarrowStateTransformation(173 executetest.RandomDatasetID(),174 &mock.NarrowStateTransformation{175 ProcessFn: func(chunk table.Chunk, state interface{}, d *execute.TransportDataset, _ memory.Allocator) (interface{}, bool, error) {176 // Memory should be allocated and should not have been improperly freed.177 // This accounts for 64 bytes (data) + 64 bytes (null bitmap) for each column178 // of which there are two. 64 bytes is the minimum that arrow will allocate179 // for a particular data buffer.180 assert.Equal(t, 256, mem.CurrentAlloc(), "unexpected memory allocation.")181 // Compare the buffer contents to the table we wanted.182 // Because we should have produced only one table chunk,183 // we are comparing the entirety of the chunk to the entirety184 // of the wanted output.185 buffer := chunk.Buffer()186 buffer.Retain()187 got := table.Iterator{188 table.FromBuffer(&buffer),189 }190 if diff := table.Diff(want, got); diff != "" {191 t.Errorf("unexpected diff -want/+got:\n%s", diff)192 }193 isProcessed = true194 return int64(4), true, nil195 },196 },197 mem,198 )199 if err != nil {200 t.Fatal(err)201 }202 // Process the table and ensure it gets converted to a table chunk,203 // memory is still allocated for it, and the actual data is correct.204 //205 // Instead of using public methods, we simulate sending a process message.206 // We want to test a transport's ability to forward the process message,207 // but the only transport that has this capability is the consecutive transport.208 // As we don't want to add the dispatcher or concurrency to this test, we manually209 // construct the message and send it ourselves.210 //211 // This test is identical to the version for narrow transformation212 // so we don't have anything special regarding state. The tests for213 // state are around the individual messages rather than this test and214 // this test is mostly for verifying that process is still equivalent to215 // process chunk and flush key.216 m := execute.NewProcessMsg(want.Table(mem))217 if err := tr.(execute.Transport).ProcessMessage(m); err != nil {218 t.Fatal(err)219 }220 if !isProcessed {221 t.Error("message was never processed")222 }223}224func TestNarrowStateTransformation_Finish(t *testing.T) {225 // Ensure we allocate and free all memory correctly.226 mem := memory.NewCheckedAllocator(memory.DefaultAllocator)227 defer mem.AssertSize(t, 0)228 isFinished := []bool{false, false}229 want := errors.New(codes.Internal, "expected")230 var (231 disposeCount int232 isDisposed bool233 )234 tr, d, err := execute.NewNarrowStateTransformation(235 executetest.RandomDatasetID(),236 &mock.NarrowStateTransformation{237 ProcessFn: func(chunk table.Chunk, state interface{}, d *execute.TransportDataset, mem memory.Allocator) (interface{}, bool, error) {238 return &mockState{239 disposeCount: &disposeCount,240 }, true, nil241 },242 CloseFn: func() error {243 isDisposed = true244 return nil245 },246 },247 memory.DefaultAllocator,248 )249 if err != nil {250 t.Fatal(err)251 }252 d.AddTransformation(253 &mock.Transport{254 ProcessMessageFn: func(m execute.Message) error {255 msg, ok := m.(execute.FinishMsg)256 if !ok {257 t.Fatalf("expected finish message, got %T", m)258 }259 if got := msg.Error(); !cmp.Equal(want, got) {260 t.Fatalf("unexpected error -want/+got:\n%s", cmp.Diff(want, got))261 }262 isFinished[0] = true263 return nil264 },265 },266 )267 d.AddTransformation(268 &mock.Transformation{269 FinishFn: func(id execute.DatasetID, err error) {270 if got := err; !cmp.Equal(want, got) {271 t.Fatalf("unexpected error -want/+got:\n%s", cmp.Diff(want, got))272 }273 isFinished[1] = true274 },275 },276 )277 // We can use a TransportDataset as a mock source278 // to send messages to the transformation we are testing.279 source := execute.NewTransportDataset(executetest.RandomDatasetID(), mem)280 source.AddTransformation(tr)281 // Generate one table chunk using static.Table.282 // This will only produce one column reader, so we are283 // extracting that value from the nested iterators.284 gen := static.Table{285 static.Times("_time", 0, 10, 20),286 static.Floats("_value", 1, 2, 3),287 }288 // Process the table but do not flush the key.289 tbl := gen.Table(mem)290 if err := tbl.Do(func(cr flux.ColReader) error {291 chunk := table.ChunkFromReader(cr)292 chunk.Retain()293 return source.Process(chunk)294 }); err != nil {295 t.Fatal(err)296 }297 // We want to check that finish is forwarded correctly.298 source.Finish(want)299 if !isFinished[0] {300 t.Error("transport did not receive finish message")301 }302 if !isFinished[1] {303 t.Error("transformation did not receive finish message")304 }305 // The state should have been disposed.306 if want, got := 1, disposeCount; want != got {307 t.Errorf("unexpected dispose count -want/+got:\n\t- %d\n\t+ %d", want, got)308 }309 // So should the transformation.310 if !isDisposed {311 t.Error("transformation was not disposed")312 }313}314// Ensure that we report the operation type of the type we wrap315// and ensure that we don't report ourselves as the operation type.316//317// This is to prevent opentracing from showing narrowTransformation318// as the operation.319func TestNarrowStateTransformation_OperationType(t *testing.T) {320 tr, _, err := execute.NewNarrowStateTransformation(321 executetest.RandomDatasetID(),322 &mock.NarrowStateTransformation{},323 memory.DefaultAllocator,324 )325 if err != nil {326 t.Fatal(err)327 }328 if want, got := "*mock.NarrowStateTransformation", execute.OperationType(tr); want != got {329 t.Errorf("unexpected operation type -want/+got:\n\t- %s\n\t+ %s", want, got)330 }331}...

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narrow_transformation_test.go

Source:narrow_transformation_test.go Github

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...13 "github.com/influxdata/flux/mock"14 "github.com/influxdata/flux/values"15 "github.com/stretchr/testify/assert"16)17func TestNarrowTransformation_ProcessChunk(t *testing.T) {18 // Ensure we allocate and free all memory correctly.19 mem := memory.NewCheckedAllocator(memory.DefaultAllocator)20 defer mem.AssertSize(t, 0)21 // Generate one table chunk using static.Table.22 // This will only produce one column reader, so we are23 // extracting that value from the nested iterators.24 want := static.Table{25 static.Times("_time", 0, 10, 20),26 static.Floats("_value", 1, 2, 3),27 }28 isProcessed := false29 tr, _, err := execute.NewNarrowTransformation(30 executetest.RandomDatasetID(),31 &mock.NarrowTransformation{32 ProcessFn: func(chunk table.Chunk, d *execute.TransportDataset, _ memory.Allocator) error {33 // Memory should be allocated and should not have been improperly freed.34 // This accounts for 64 bytes (data) + 64 bytes (null bitmap) for each column35 // of which there are two. 64 bytes is the minimum that arrow will allocate36 // for a particular data buffer.37 assert.Equal(t, 256, mem.CurrentAlloc(), "unexpected memory allocation.")38 // Compare the buffer contents to the table we wanted.39 // Because we should have produced only one table chunk,40 // we are comparing the entirety of the chunk to the entirety41 // of the wanted output.42 buffer := chunk.Buffer()43 buffer.Retain()44 got := table.Iterator{45 table.FromBuffer(&buffer),46 }47 if diff := table.Diff(want, got); diff != "" {48 t.Errorf("unexpected diff -want/+got:\n%s", diff)49 }50 isProcessed = true51 return nil52 },53 },54 mem,55 )56 if err != nil {57 t.Fatal(err)58 }59 // We can use a TransportDataset as a mock source60 // to send messages to the transformation we are testing.61 source := execute.NewTransportDataset(executetest.RandomDatasetID(), mem)62 source.AddTransformation(tr)63 tbl := want.Table(mem)64 if err := tbl.Do(func(cr flux.ColReader) error {65 chunk := table.ChunkFromReader(cr)66 chunk.Retain()67 return source.Process(chunk)68 }); err != nil {69 t.Fatal(err)70 }71 if !isProcessed {72 t.Error("message was never processed")73 }74}75func TestNarrowTransformation_FlushKey(t *testing.T) {76 mem := memory.NewCheckedAllocator(memory.DefaultAllocator)77 defer mem.AssertSize(t, 0)78 want := static.Table{79 static.StringKey("t0", "a"),80 static.Times("_time", 0, 10, 20),81 static.Floats("_value", 1, 2, 3),82 }83 tr, d, err := execute.NewNarrowTransformation(84 executetest.RandomDatasetID(),85 &mock.NarrowTransformation{86 ProcessFn: func(chunk table.Chunk, d *execute.TransportDataset, mem memory.Allocator) error {87 chunk.Retain()88 return d.Process(chunk)89 },90 },91 mem,92 )93 if err != nil {94 t.Fatal(err)95 }96 isProcessed, isFlushed := false, false97 d.AddTransformation(98 &mock.Transport{99 ProcessMessageFn: func(m execute.Message) error {100 defer m.Ack()101 switch m := m.(type) {102 case execute.ProcessChunkMsg:103 isProcessed = true104 case execute.FlushKeyMsg:105 want := execute.NewGroupKey(106 []flux.ColMeta{{Label: "t0", Type: flux.TString}},107 []values.Value{values.NewString("a")},108 )109 if got := m.Key(); !want.Equal(got) {110 t.Errorf("unexpected group key -want/+got:\n%s", cmp.Diff(want, got))111 }112 isFlushed = true113 }114 return nil115 },116 },117 )118 tbl := want.Table(mem)119 parentID := executetest.RandomDatasetID()120 if err := tr.Process(parentID, tbl); err != nil {121 t.Fatal(err)122 }123 if !isProcessed {124 t.Error("process message was never processed")125 }126 if !isFlushed {127 t.Error("flush key message was never processed")128 }129}130func TestNarrowTransformation_Process(t *testing.T) {131 // Ensure we allocate and free all memory correctly.132 mem := memory.NewCheckedAllocator(memory.DefaultAllocator)133 defer mem.AssertSize(t, 0)134 // Generate one table chunk using static.Table.135 // This will only produce one column reader, so we are136 // extracting that value from the nested iterators.137 want := static.Table{138 static.Times("_time", 0, 10, 20),139 static.Floats("_value", 1, 2, 3),140 }141 isProcessed := false142 tr, _, err := execute.NewNarrowTransformation(143 executetest.RandomDatasetID(),144 &mock.NarrowTransformation{145 ProcessFn: func(chunk table.Chunk, d *execute.TransportDataset, _ memory.Allocator) error {146 // Memory should be allocated and should not have been improperly freed.147 // This accounts for 64 bytes (data) + 64 bytes (null bitmap) for each column148 // of which there are two. 64 bytes is the minimum that arrow will allocate149 // for a particular data buffer.150 assert.Equal(t, 256, mem.CurrentAlloc(), "unexpected memory allocation.")151 // Compare the buffer contents to the table we wanted.152 // Because we should have produced only one table chunk,153 // we are comparing the entirety of the chunk to the entirety154 // of the wanted output.155 buffer := chunk.Buffer()156 buffer.Retain()157 got := table.Iterator{158 table.FromBuffer(&buffer),159 }160 if diff := table.Diff(want, got); diff != "" {161 t.Errorf("unexpected diff -want/+got:\n%s", diff)162 }163 isProcessed = true164 return nil165 },166 },167 mem,168 )169 if err != nil {170 t.Fatal(err)171 }172 // Process the table and ensure it gets converted to a table chunk,173 // memory is still allocated for it, and the actual data is correct.174 //175 // Instead of using public methods, we simulate sending a process message.176 // We want to test a transport's ability to forward the process message,177 // but the only transport that has this capability is the consecutive transport.178 // As we don't want to add the dispatcher or concurrency to this test, we manually179 // construct the message and send it ourselves.180 m := execute.NewProcessMsg(want.Table(mem))181 if err := tr.(execute.Transport).ProcessMessage(m); err != nil {182 t.Fatal(err)183 }184 if !isProcessed {185 t.Error("message was never processed")186 }187}188func TestNarrowTransformation_Finish(t *testing.T) {189 isFinished := []bool{false, false}190 want := errors.New(codes.Internal, "expected")191 isDisposed := false192 tr, d, err := execute.NewNarrowTransformation(193 executetest.RandomDatasetID(),194 &mock.NarrowTransformation{195 CloseFn: func() error {196 isDisposed = true197 return nil198 },199 },200 memory.DefaultAllocator,201 )202 if err != nil {203 t.Fatal(err)204 }205 d.AddTransformation(206 &mock.Transport{207 ProcessMessageFn: func(m execute.Message) error {208 msg, ok := m.(execute.FinishMsg)209 if !ok {210 t.Fatalf("expected finish message, got %T", m)211 }212 if got := msg.Error(); !cmp.Equal(want, got) {213 t.Fatalf("unexpected error -want/+got:\n%s", cmp.Diff(want, got))214 }215 isFinished[0] = true216 return nil217 },218 },219 )220 d.AddTransformation(221 &mock.Transformation{222 FinishFn: func(id execute.DatasetID, err error) {223 if got := err; !cmp.Equal(want, got) {224 t.Fatalf("unexpected error -want/+got:\n%s", cmp.Diff(want, got))225 }226 isFinished[1] = true227 },228 },229 )230 // We want to check that finish is forwarded correctly.231 // We construct the finish message and then send it directly232 // to the process message method.233 if err := tr.(execute.Transport).ProcessMessage(234 execute.NewFinishMsg(want),235 ); err != nil {236 t.Fatal(err)237 }238 d.Finish(want)239 if !isDisposed {240 t.Error("transformation was not disposed")241 }242 if !isFinished[0] {243 t.Error("downstream transport did not receive finish message")244 }245 if !isFinished[1] {246 t.Error("downstream transformation did not receive finish message")247 }248}249// Ensure that we report the operation type of the type we wrap250// and ensure that we don't report ourselves as the operation type.251//252// This is to prevent opentracing from showing narrowTransformation253// as the operation.254func TestNarrowTransformation_OperationType(t *testing.T) {255 tr, _, err := execute.NewNarrowTransformation(256 executetest.RandomDatasetID(),257 &mock.NarrowTransformation{},258 memory.DefaultAllocator,259 )260 if err != nil {261 t.Fatal(err)262 }263 if want, got := "*mock.NarrowTransformation", execute.OperationType(tr); want != got {264 t.Errorf("unexpected operation type -want/+got:\n\t- %s\n\t+ %s", want, got)265 }266}...

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storage_test.go

Source:storage_test.go Github

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1package narrow_test2import (3 "context"4 "database/sql"5 "fmt"6 "log"7 "os"8 "testing"9 "github.com/clarke94/go-testing-examples/narrow"10 "github.com/google/go-cmp/cmp"11 "github.com/google/go-cmp/cmp/cmpopts"12 "github.com/google/uuid"13 _ "github.com/lib/pq"14 "github.com/ory/dockertest/v3"15 "github.com/ory/dockertest/v3/docker"16)17var db *sql.DB18func TestStorage_Insert(t *testing.T) {19 tests := []struct {20 name string21 db *sql.DB22 ctx context.Context23 user narrow.User24 want uuid.UUID25 wantErr error26 }{27 {28 name: "expect success when inserting a new User",29 db: db,30 ctx: context.Background(),31 user: narrow.User{32 ID: uuid.Must(uuid.Parse("5db0da2f-170f-4912-b43c-e2e2da009bdd")),33 Name: "foo",34 Email: "new@bar.com",35 },36 want: uuid.Must(uuid.Parse("5db0da2f-170f-4912-b43c-e2e2da009bdd")),37 wantErr: nil,38 },39 {40 name: "expect fail when inserting an email that already exists",41 db: db,42 ctx: context.Background(),43 user: narrow.User{44 ID: uuid.New(),45 Name: "foo",46 Email: "foo@bar.com",47 },48 want: uuid.Nil,49 wantErr: narrow.ErrUnableToExecuteQuery,50 },51 {52 name: "expect fail when inserting an ID that already exists",53 db: db,54 ctx: context.Background(),55 user: narrow.User{56 ID: uuid.Must(uuid.Parse("a6acab82-2b2e-484c-8e2b-f3f7736a26ed")),57 Name: "foo",58 Email: "id@bar.com",59 },60 want: uuid.Nil,61 wantErr: narrow.ErrUnableToExecuteQuery,62 },63 }64 for _, tt := range tests {65 t.Run(tt.name, func(t *testing.T) {66 s := narrow.New(tt.db)67 got, gotErr := s.Insert(tt.ctx, tt.user)68 if !cmp.Equal(got, tt.want) {69 t.Error(cmp.Diff(got, tt.want))70 }71 if !cmp.Equal(gotErr, tt.wantErr, cmpopts.EquateErrors()) {72 t.Error(cmp.Diff(gotErr, tt.wantErr, cmpopts.EquateErrors()))73 }74 })75 }76}77func TestMain(m *testing.M) {78 pool, err := dockertest.NewPool("")79 if err != nil {80 log.Fatalf("Could not connect to docker: %s", err)81 }82 path, err := os.Getwd()83 if err != nil {84 log.Fatal(err)85 }86 options := &dockertest.RunOptions{87 Repository: "postgres",88 Tag: "12.3",89 Env: []string{90 "POSTGRES_USER=user",91 "POSTGRES_PASSWORD=secret",92 "listen_addresses = '*'",93 },94 ExposedPorts: []string{"5432"},95 PortBindings: map[docker.Port][]docker.PortBinding{96 "5432": {97 {HostIP: "0.0.0.0", HostPort: "5432"},98 },99 },100 Mounts: []string{fmt.Sprintf("%s/stub:/docker-entrypoint-initdb.d", path)},101 }102 resource, err := pool.RunWithOptions(options, func(config *docker.HostConfig) {103 config.AutoRemove = true104 config.RestartPolicy = docker.RestartPolicy{Name: "no"}105 })106 if err != nil {107 log.Fatalf("Could not start resource: %s", err)108 }109 err = resource.Expire(30)110 if err != nil {111 log.Fatalf("Could not expire resource: %s", err)112 }113 if err := pool.Retry(func() error {114 var err error115 db, err = sql.Open(116 "postgres",117 "postgres://user:secret@localhost:5432?sslmode=disable",118 )119 if err != nil {120 return err121 }122 return db.Ping()123 }); err != nil {124 log.Fatalf("Could not connect to narrow: %s", err)125 }126 code := m.Run()127 if err := pool.Purge(resource); err != nil {128 log.Fatalf("Could not purge resource: %s", err)129 }130 os.Exit(code)131}...

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Narrow

Using AI Code Generation

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1import (2func main() {3 dmp := diffmatchpatch.New()4 d := dmp.DiffMain(a, b, false)5 fmt.Println(dmp.DiffPrettyText(d))6 d = dmp.DiffNarrow(d)7 fmt.Println(dmp.DiffPrettyText(d))8}9import (10func main() {11 dmp := diffmatchpatch.New()12 d := dmp.DiffMain(a, b, false)13 fmt.Println(dmp.DiffPrettyText(d))14 d = dmp.DiffNarrow(d)15 fmt.Println(dmp.DiffPrettyText(d))16}17import (18func main() {19 dmp := diffmatchpatch.New()20 d := dmp.DiffMain(a, b, false)21 fmt.Println(dmp.DiffPrettyText(d))22 d = dmp.DiffNarrow(d)23 fmt.Println(d

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Narrow

Using AI Code Generation

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1import (2func main() {3 dmp := diffmatchpatch.New()4 diffs := dmp.DiffMain(a, b, false)5 fmt.Println(dmp.DiffPrettyText(diffs))6 diffs = dmp.DiffMain(a, b, true)7 fmt.Println(dmp.DiffPrettyText(diffs))8 diffs = dmp.DiffMain(a, b, false)9 diffs = dmp.DiffNarrow(diffs)10 fmt.Println(dmp.DiffPrettyText(diffs))11}

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Narrow

Using AI Code Generation

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1import (2func main() {3 dmp := diffmatchpatch.New()4 a := dmp.DiffMain("Hello World", "Goodbye World", false)5 fmt.Println(dmp.DiffPrettyText(a))6 b := dmp.DiffNarrow(a)7 fmt.Println(dmp.DiffPrettyText(b))8}

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Narrow

Using AI Code Generation

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1import (2func main() {3 dmp := diffmatchpatch.New()4 diffs := dmp.DiffMain(text1, text2, false)5 diffs = dmp.DiffNarrow(text1, text2, diffs)6 fmt.Println(diffs)7}8[{+Goodbye+} {-Hello-} {+World+}]9import (10func main() {11 dmp := diffmatchpatch.New()12 diffs := dmp.DiffMain(text1, text2, false)13 fmt.Println(diffs)14}15[{+Goodbye+} {-Hello-} {+World+}]16import (17func main() {18 dmp := diffmatchpatch.New()19 diffs := dmp.DiffMain(text1, text2, false)20 dmp.DiffCleanupEfficiency(diffs)21 fmt.Println(diffs)22}23[{+Goodbye+} {-Hello-} {+World+}]24import (25func main() {

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Narrow

Using AI Code Generation

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1import (2type Struct1 struct {3}4type Address struct {5}6func main() {7 a := Struct1{8 Address: Address{9 },10 }11 b := Struct1{12 Address: Address{13 },14 }15 diff := messagediff.PrettyDiff(a, b)16 fmt.Printf("17}18[{19 {20 },21 {22 },23 {24 {25 },26 {27 }28 }29}]30import (31type Struct1 struct {32}33type Address struct {34}35func main() {

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