mirror of
https://github.com/featurebasedb/featurebase.git
synced 2026-08-28 02:44:59 +00:00
128 lines
3.2 KiB
Go
128 lines
3.2 KiB
Go
// Copyright 2017 Pilosa Corp.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package pilosa_test
|
|
|
|
import (
|
|
"io/ioutil"
|
|
"os"
|
|
"testing"
|
|
|
|
"github.com/pilosa/pilosa"
|
|
"github.com/pilosa/pilosa/test"
|
|
)
|
|
|
|
// View is a test wrapper for pilosa.View.
|
|
type View struct {
|
|
*pilosa.View
|
|
RowAttrStore pilosa.AttrStore
|
|
}
|
|
|
|
// NewView returns a new instance of View with a temporary path.
|
|
func NewView(index, frame, name string) *View {
|
|
path, err := ioutil.TempDir("", "pilosa-view-")
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
v := &View{
|
|
View: pilosa.NewView(path, index, frame, name, pilosa.DefaultCacheSize),
|
|
RowAttrStore: test.MustOpenAttrStore(),
|
|
}
|
|
v.View.RowAttrStore = v.RowAttrStore
|
|
return v
|
|
}
|
|
|
|
// MustOpenView creates and opens an view at a temporary path. Panic on error.
|
|
func MustOpenView(index, frame, name string) *View {
|
|
v := NewView(index, frame, name)
|
|
if err := v.Open(); err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// Close closes the view and removes all underlying data.
|
|
func (v *View) Close() error {
|
|
defer os.Remove(v.Path())
|
|
defer v.RowAttrStore.Close()
|
|
return v.View.Close()
|
|
}
|
|
|
|
// Reopen closes the view and reopens it as a new instance.
|
|
func (v *View) Reopen() error {
|
|
path := v.Path()
|
|
if err := v.View.Close(); err != nil {
|
|
return err
|
|
}
|
|
|
|
v.View = pilosa.NewView(path, v.Index(), v.Frame(), v.Name(), pilosa.DefaultCacheSize)
|
|
v.View.RowAttrStore = v.RowAttrStore
|
|
if err := v.Open(); err != nil {
|
|
return err
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// MustSetBits sets bits on a row. Panic on error.
|
|
// This function does not accept a timestamp or quantum.
|
|
func (v *View) MustSetBits(rowID uint64, columnIDs ...uint64) {
|
|
for _, columnID := range columnIDs {
|
|
if _, err := v.SetBit(rowID, columnID); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// MustClearBits clears bits on a row. Panic on error.
|
|
func (v *View) MustClearBits(rowID uint64, columnIDs ...uint64) {
|
|
for _, columnID := range columnIDs {
|
|
if _, err := v.ClearBit(rowID, columnID); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Ensure view can open and retrieve a fragment.
|
|
func TestView_DeleteFragment(t *testing.T) {
|
|
v := MustOpenView("i", "f", "v")
|
|
defer v.Close()
|
|
|
|
slice := uint64(9)
|
|
|
|
// Create fragment.
|
|
fragment, err := v.CreateFragmentIfNotExists(slice)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
} else if fragment == nil {
|
|
t.Fatal("expected fragment")
|
|
}
|
|
|
|
err = v.DeleteFragment(slice)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if v.Fragment(slice) != nil {
|
|
t.Fatal("fragment still exists in view")
|
|
}
|
|
|
|
// Recreate fragment with same slice, verify that the old fragment was not reused.
|
|
fragment2, err := v.CreateFragmentIfNotExists(slice)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
} else if fragment == fragment2 {
|
|
t.Fatal("failed to create new fragment")
|
|
}
|
|
}
|