route/vendor/github.com/asdine/storm/storm_test.go

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2017-10-06 15:29:20 +00:00
package storm
import (
"bytes"
"encoding/binary"
"io/ioutil"
"math"
"os"
"path/filepath"
"reflect"
"testing"
"time"
"github.com/asdine/storm/codec/json"
"github.com/boltdb/bolt"
"github.com/stretchr/testify/require"
)
func TestNewStorm(t *testing.T) {
db, err := Open("")
require.Error(t, err)
require.Nil(t, db)
dir, err := ioutil.TempDir(os.TempDir(), "storm")
require.NoError(t, err)
defer os.RemoveAll(dir)
file := filepath.Join(dir, "storm.db")
db, err = Open(file)
defer db.Close()
require.Implements(t, (*Node)(nil), db)
require.NoError(t, err)
require.Equal(t, file, db.Path)
require.NotNil(t, db.Bolt)
require.Equal(t, defaultCodec, db.Codec())
var v string
err = db.Get(dbinfo, "version", &v)
require.NoError(t, err)
require.Equal(t, Version, v)
}
func TestNewStormWithStormOptions(t *testing.T) {
dir, _ := ioutil.TempDir(os.TempDir(), "storm")
defer os.RemoveAll(dir)
dc := new(dummyCodec)
db1, _ := Open(filepath.Join(dir, "storm1.db"), BoltOptions(0660, &bolt.Options{Timeout: 10 * time.Second}), Codec(dc), AutoIncrement(), Root("a", "b"))
require.Equal(t, dc, db1.Codec())
require.True(t, db1.autoIncrement)
require.Equal(t, os.FileMode(0660), db1.boltMode)
require.Equal(t, 10*time.Second, db1.boltOptions.Timeout)
require.Equal(t, []string{"a", "b"}, db1.rootBucket)
require.Equal(t, []string{"a", "b"}, db1.root.rootBucket)
err := db1.Save(&SimpleUser{ID: 1})
require.NoError(t, err)
db2, _ := Open(filepath.Join(dir, "storm2.db"), Codec(dc))
require.Equal(t, dc, db2.Codec())
}
func TestNewStormWithBatch(t *testing.T) {
dir, _ := ioutil.TempDir(os.TempDir(), "storm")
defer os.RemoveAll(dir)
db1, _ := Open(filepath.Join(dir, "storm1.db"), Batch())
defer db1.Close()
require.True(t, db1.root.batchMode)
n := db1.From().(*node)
require.True(t, n.batchMode)
n = db1.WithBatch(true).(*node)
require.True(t, n.batchMode)
n = db1.WithBatch(false).(*node)
require.False(t, n.batchMode)
n = n.From().(*node)
require.False(t, n.batchMode)
n = n.WithBatch(true).(*node)
require.True(t, n.batchMode)
}
func TestBoltDB(t *testing.T) {
dir, _ := ioutil.TempDir(os.TempDir(), "storm")
defer os.RemoveAll(dir)
bDB, err := bolt.Open(filepath.Join(dir, "bolt.db"), 0600, &bolt.Options{Timeout: 10 * time.Second})
require.NoError(t, err)
// no need to close bolt.DB Storm will take care of it
sDB, err := Open("my.db", UseDB(bDB))
require.NoError(t, err)
defer sDB.Close()
err = sDB.Save(&SimpleUser{ID: 10})
require.NoError(t, err)
}
type dummyCodec int
func (c dummyCodec) Marshal(v interface{}) ([]byte, error) {
return []byte("dummy"), nil
}
func (c dummyCodec) Unmarshal(b []byte, v interface{}) error {
return nil
}
func (c dummyCodec) Name() string {
return "dummy"
}
func TestCodec(t *testing.T) {
u1 := &SimpleUser{Name: "John"}
encoded, err := defaultCodec.Marshal(u1)
require.Nil(t, err)
u2 := &SimpleUser{}
err = defaultCodec.Unmarshal(encoded, u2)
require.Nil(t, err)
if !reflect.DeepEqual(u1, u2) {
t.Fatal("Codec mismatch")
}
}
func TestToBytes(t *testing.T) {
b, err := toBytes([]byte("a slice of bytes"), nil)
require.NoError(t, err)
require.Equal(t, []byte("a slice of bytes"), b)
b, err = toBytes("a string", nil)
require.NoError(t, err)
require.Equal(t, []byte("a string"), b)
b, err = toBytes(&SimpleUser{ID: 10, Name: "John", age: 100}, json.Codec)
require.NoError(t, err)
require.Equal(t, `{"ID":10,"Name":"John"}`, string(b))
tests := map[interface{}]interface{}{
int(-math.MaxInt64): int64(-math.MaxInt64),
int(math.MaxInt64): int64(math.MaxInt64),
int8(-math.MaxInt8): int8(-math.MaxInt8),
int8(math.MaxInt8): int8(math.MaxInt8),
int16(-math.MaxInt16): int16(-math.MaxInt16),
int16(math.MaxInt16): int16(math.MaxInt16),
int32(-math.MaxInt32): int32(-math.MaxInt32),
int32(math.MaxInt32): int32(math.MaxInt32),
int64(-math.MaxInt64): int64(-math.MaxInt64),
int64(math.MaxInt64): int64(math.MaxInt64),
uint(math.MaxUint64): uint64(math.MaxUint64),
uint64(math.MaxUint64): uint64(math.MaxUint64),
}
for v, expected := range tests {
b, err = toBytes(v, nil)
require.NoError(t, err)
require.NotNil(t, b)
buf := bytes.NewReader(b)
typ := reflect.TypeOf(expected)
actual := reflect.New(typ)
err = binary.Read(buf, binary.BigEndian, actual.Interface())
require.NoError(t, err)
require.Equal(t, expected, actual.Elem().Interface())
}
}
func createDB(t errorHandler, opts ...func(*DB) error) (*DB, func()) {
dir, err := ioutil.TempDir(os.TempDir(), "storm")
if err != nil {
t.Error(err)
}
db, err := Open(filepath.Join(dir, "storm.db"), opts...)
if err != nil {
t.Error(err)
}
return db, func() {
db.Close()
os.RemoveAll(dir)
}
}
type errorHandler interface {
Error(args ...interface{})
}