testing: group (reorder) imports.

Signed-off-by: Piotr Tabor <ptab@google.com>

cursor_test.go

@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"encoding/binary"
 	"fmt"
-	"go.etcd.io/bbolt/internal/btesting"
 	"log"
 	"os"
 	"reflect"
@@ -13,6 +12,7 @@ import (
 	"testing/quick"
 
 	bolt "go.etcd.io/bbolt"
+	"go.etcd.io/bbolt/internal/btesting"
 )
 
 // Ensure that a cursor can return a reference to the bucket that created it.

db_test.go

@@ -5,7 +5,6 @@ import (
 	"encoding/binary"
 	"errors"
 	"fmt"
-	"go.etcd.io/bbolt/internal/btesting"
 	"hash/fnv"
 	"log"
 	"math/rand"
@@ -17,6 +16,7 @@ import (
 	"unsafe"
 
 	bolt "go.etcd.io/bbolt"
+	"go.etcd.io/bbolt/internal/btesting"
 )
 
 // pageSize is the size of one page in the data file.

go.mod

@@ -10,5 +10,7 @@ require (
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
+	golang.org/x/mod v0.7.0 // indirect
+	golang.org/x/tools v0.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -10,8 +10,12 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
+golang.org/x/mod v0.7.0 h1:LapD9S96VoQRhi/GrNTqeBJFrUjs5UHCAtTlgwA5oZA=
+golang.org/x/mod v0.7.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/sys v0.3.0 h1:w8ZOecv6NaNa/zC8944JTU3vz4u6Lagfk4RPQxv92NQ=
 golang.org/x/sys v0.3.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/tools v0.4.0 h1:7mTAgkunk3fr4GAloyyCasadO6h9zSsQZbwvcaIciV4=
+golang.org/x/tools v0.4.0/go.mod h1:UE5sM2OK9E/d67R0ANs2xJizIymRP5gJU295PvKXxjQ=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

internal/btesting/btesting.go

@@ -3,13 +3,15 @@ package btesting
 import (
 	"flag"
 	"fmt"
-	"github.com/stretchr/testify/require"
-	bolt "go.etcd.io/bbolt"
 	"os"
 	"path/filepath"
 	"regexp"
 	"testing"
 	"time"
+
+	"github.com/stretchr/testify/require"
+
+	bolt "go.etcd.io/bbolt"
 )
 
 var statsFlag = flag.Bool("stats", false, "show performance stats")

simulation_test.go

@@ -3,13 +3,13 @@ package bbolt_test
 import (
 	"bytes"
 	"fmt"
-	"go.etcd.io/bbolt/internal/btesting"
 	"math/rand"
 	"sync"
 	"sync/atomic"
 	"testing"
 
 	bolt "go.etcd.io/bbolt"
+	"go.etcd.io/bbolt/internal/btesting"
 )
 
 func TestSimulate_1op_1p(t *testing.T)     { testSimulate(t, nil, 1, 1, 1) }

tx_test.go

@@ -4,12 +4,12 @@ import (
 	"bytes"
 	"errors"
 	"fmt"
-	"go.etcd.io/bbolt/internal/btesting"
 	"log"
 	"os"
 	"testing"
 
 	bolt "go.etcd.io/bbolt"
+	"go.etcd.io/bbolt/internal/btesting"
 )
 
 // TestTx_Check_ReadOnly tests consistency checking on a ReadOnly database.

unix_test.go

@@ -5,11 +5,12 @@ package bbolt_test
 
 import (
 	"fmt"
-	"go.etcd.io/bbolt/internal/btesting"
 	"testing"
 
-	bolt "go.etcd.io/bbolt"
 	"golang.org/x/sys/unix"
+
+	bolt "go.etcd.io/bbolt"
+	"go.etcd.io/bbolt/internal/btesting"
 )
 
 func TestMlock_DbOpen(t *testing.T) {