153 lines
3.5 KiB
Go
153 lines
3.5 KiB
Go
package index_test
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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"github.com/asdine/storm"
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"github.com/asdine/storm/codec/gob"
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"github.com/asdine/storm/index"
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"github.com/boltdb/bolt"
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"github.com/stretchr/testify/assert"
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)
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func TestUniqueIndex(t *testing.T) {
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dir, _ := ioutil.TempDir(os.TempDir(), "storm")
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defer os.RemoveAll(dir)
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db, _ := storm.Open(filepath.Join(dir, "storm.db"))
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defer db.Close()
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err := db.Bolt.Update(func(tx *bolt.Tx) error {
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b, err := tx.CreateBucket([]byte("test"))
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assert.NoError(t, err)
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idx, err := index.NewUniqueIndex(b, []byte("uindex1"))
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assert.NoError(t, err)
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err = idx.Add([]byte("hello"), []byte("id1"))
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assert.NoError(t, err)
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err = idx.Add([]byte("hello"), []byte("id1"))
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assert.NoError(t, err)
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err = idx.Add([]byte("hello"), []byte("id2"))
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assert.Error(t, err)
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assert.Equal(t, index.ErrAlreadyExists, err)
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err = idx.Add(nil, []byte("id2"))
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assert.Error(t, err)
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assert.Equal(t, index.ErrNilParam, err)
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err = idx.Add([]byte("hi"), nil)
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assert.Error(t, err)
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assert.Equal(t, index.ErrNilParam, err)
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id := idx.Get([]byte("hello"))
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assert.Equal(t, []byte("id1"), id)
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id = idx.Get([]byte("goodbye"))
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assert.Nil(t, id)
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err = idx.Remove([]byte("hello"))
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assert.NoError(t, err)
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err = idx.Remove(nil)
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assert.NoError(t, err)
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id = idx.Get([]byte("hello"))
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assert.Nil(t, id)
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err = idx.Add([]byte("hello"), []byte("id1"))
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assert.NoError(t, err)
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err = idx.Add([]byte("hi"), []byte("id2"))
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assert.NoError(t, err)
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err = idx.Add([]byte("yo"), []byte("id3"))
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assert.NoError(t, err)
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err = idx.RemoveID([]byte("id2"))
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assert.NoError(t, err)
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id = idx.Get([]byte("hello"))
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assert.Equal(t, []byte("id1"), id)
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id = idx.Get([]byte("hi"))
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assert.Nil(t, id)
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id = idx.Get([]byte("yo"))
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assert.Equal(t, []byte("id3"), id)
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ids, err := idx.All([]byte("yo"), nil)
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assert.NoError(t, err)
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assert.Len(t, ids, 1)
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assert.Equal(t, []byte("id3"), ids[0])
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err = idx.RemoveID([]byte("id2"))
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assert.NoError(t, err)
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err = idx.RemoveID([]byte("id4"))
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assert.NoError(t, err)
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return nil
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})
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assert.NoError(t, err)
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}
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func TestUniqueIndexRange(t *testing.T) {
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dir, _ := ioutil.TempDir(os.TempDir(), "storm")
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defer os.RemoveAll(dir)
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db, _ := storm.Open(filepath.Join(dir, "storm.db"))
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defer db.Close()
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db.Bolt.Update(func(tx *bolt.Tx) error {
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b, err := tx.CreateBucket([]byte("test"))
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assert.NoError(t, err)
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idx, err := index.NewUniqueIndex(b, []byte("uindex1"))
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assert.NoError(t, err)
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for i := 0; i < 10; i++ {
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val, _ := gob.Codec.Encode(i)
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err = idx.Add(val, val)
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assert.NoError(t, err)
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}
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min, _ := gob.Codec.Encode(3)
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max, _ := gob.Codec.Encode(5)
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list, err := idx.Range(min, max, nil)
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assert.Len(t, list, 3)
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assert.NoError(t, err)
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min, _ = gob.Codec.Encode(11)
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max, _ = gob.Codec.Encode(20)
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list, err = idx.Range(min, max, nil)
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assert.Len(t, list, 0)
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assert.NoError(t, err)
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min, _ = gob.Codec.Encode(7)
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max, _ = gob.Codec.Encode(2)
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list, err = idx.Range(min, max, nil)
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assert.Len(t, list, 0)
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assert.NoError(t, err)
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min, _ = gob.Codec.Encode(-5)
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max, _ = gob.Codec.Encode(2)
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list, err = idx.Range(min, max, nil)
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assert.Len(t, list, 0)
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assert.NoError(t, err)
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min, _ = gob.Codec.Encode(3)
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max, _ = gob.Codec.Encode(7)
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opts := index.NewOptions()
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opts.Skip = 2
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list, err = idx.Range(min, max, opts)
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assert.Len(t, list, 3)
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assert.NoError(t, err)
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opts.Limit = 2
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list, err = idx.Range(min, max, opts)
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assert.Len(t, list, 2)
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assert.NoError(t, err)
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return nil
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})
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}
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