mirror of https://github.com/hak5/bolt.git
307 lines
8.4 KiB
Go
307 lines
8.4 KiB
Go
package bolt
|
|
|
|
import (
|
|
"bytes"
|
|
"fmt"
|
|
"os"
|
|
"strings"
|
|
"testing"
|
|
"testing/quick"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
)
|
|
|
|
// Ensure that a RWTransaction can be retrieved.
|
|
func TestRWTransaction(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
txn, err := db.RWTransaction()
|
|
assert.NotNil(t, txn)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, txn.DB(), db)
|
|
})
|
|
}
|
|
|
|
// Ensure that opening a RWTransaction while the DB is closed returns an error.
|
|
func TestRWTransactionOpenWithClosedDB(t *testing.T) {
|
|
withDB(func(db *DB, path string) {
|
|
txn, err := db.RWTransaction()
|
|
assert.Equal(t, err, ErrDatabaseNotOpen)
|
|
assert.Nil(t, txn)
|
|
})
|
|
}
|
|
|
|
// Ensure that a bucket can be created and retrieved.
|
|
func TestRWTransactionCreateBucket(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
// Create a bucket.
|
|
err := db.CreateBucket("widgets")
|
|
assert.NoError(t, err)
|
|
|
|
// Read the bucket through a separate transaction.
|
|
b, err := db.Bucket("widgets")
|
|
assert.NotNil(t, b)
|
|
assert.NoError(t, err)
|
|
})
|
|
}
|
|
|
|
// Ensure that a bucket can be created if it doesn't already exist.
|
|
func TestRWTransactionCreateBucketIfNotExists(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
assert.NoError(t, db.CreateBucketIfNotExists("widgets"))
|
|
assert.NoError(t, db.CreateBucketIfNotExists("widgets"))
|
|
|
|
// Read the bucket through a separate transaction.
|
|
b, err := db.Bucket("widgets")
|
|
assert.NotNil(t, b)
|
|
assert.NoError(t, err)
|
|
})
|
|
}
|
|
|
|
// Ensure that a bucket cannot be created twice.
|
|
func TestRWTransactionRecreateBucket(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
// Create a bucket.
|
|
err := db.CreateBucket("widgets")
|
|
assert.NoError(t, err)
|
|
|
|
// Create the same bucket again.
|
|
err = db.CreateBucket("widgets")
|
|
assert.Equal(t, err, ErrBucketExists)
|
|
})
|
|
}
|
|
|
|
// Ensure that a bucket is created with a non-blank name.
|
|
func TestRWTransactionCreateBucketWithoutName(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
err := db.CreateBucket("")
|
|
assert.Equal(t, err, ErrBucketNameRequired)
|
|
})
|
|
}
|
|
|
|
// Ensure that a bucket name is not too long.
|
|
func TestRWTransactionCreateBucketWithLongName(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
err := db.CreateBucket(strings.Repeat("X", 255))
|
|
assert.NoError(t, err)
|
|
|
|
err = db.CreateBucket(strings.Repeat("X", 256))
|
|
assert.Equal(t, err, ErrBucketNameTooLarge)
|
|
})
|
|
}
|
|
|
|
// Ensure that a bucket can be deleted.
|
|
func TestRWTransactionDeleteBucket(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
// Create a bucket and add a value.
|
|
db.CreateBucket("widgets")
|
|
db.Put("widgets", []byte("foo"), []byte("bar"))
|
|
|
|
// Delete the bucket and make sure we can't get the value.
|
|
assert.NoError(t, db.DeleteBucket("widgets"))
|
|
value, err := db.Get("widgets", []byte("foo"))
|
|
assert.Equal(t, err, ErrBucketNotFound)
|
|
assert.Nil(t, value)
|
|
|
|
// Create the bucket again and make sure there's not a phantom value.
|
|
assert.NoError(t, db.CreateBucket("widgets"))
|
|
value, err = db.Get("widgets", []byte("foo"))
|
|
assert.NoError(t, err)
|
|
assert.Nil(t, value)
|
|
})
|
|
}
|
|
|
|
// Ensure that a bucket can return an autoincrementing sequence.
|
|
func TestRWTransactionNextSequence(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
db.CreateBucket("widgets")
|
|
db.CreateBucket("woojits")
|
|
|
|
// Make sure sequence increments.
|
|
seq, err := db.NextSequence("widgets")
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, seq, 1)
|
|
seq, err = db.NextSequence("widgets")
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, seq, 2)
|
|
|
|
// Buckets should be separate.
|
|
seq, err = db.NextSequence("woojits")
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, seq, 1)
|
|
|
|
// Missing buckets return an error.
|
|
seq, err = db.NextSequence("no_such_bucket")
|
|
assert.Equal(t, err, ErrBucketNotFound)
|
|
assert.Equal(t, seq, 0)
|
|
})
|
|
}
|
|
|
|
// Ensure that incrementing past the maximum sequence number will return an error.
|
|
func TestRWTransactionNextSequenceOverflow(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
db.CreateBucket("widgets")
|
|
db.Do(func(txn *RWTransaction) error {
|
|
b := txn.Bucket("widgets")
|
|
b.bucket.sequence = uint64(maxInt)
|
|
seq, err := txn.NextSequence("widgets")
|
|
assert.Equal(t, err, ErrSequenceOverflow)
|
|
assert.Equal(t, seq, 0)
|
|
return nil
|
|
})
|
|
})
|
|
}
|
|
|
|
// Ensure that an error is returned when inserting into a bucket that doesn't exist.
|
|
func TestRWTransactionPutBucketNotFound(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
err := db.Put("widgets", []byte("foo"), []byte("bar"))
|
|
assert.Equal(t, err, ErrBucketNotFound)
|
|
})
|
|
}
|
|
|
|
// Ensure that an error is returned when inserting with an empty key.
|
|
func TestRWTransactionPutEmptyKey(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
db.CreateBucket("widgets")
|
|
err := db.Put("widgets", []byte(""), []byte("bar"))
|
|
assert.Equal(t, err, ErrKeyRequired)
|
|
err = db.Put("widgets", nil, []byte("bar"))
|
|
assert.Equal(t, err, ErrKeyRequired)
|
|
})
|
|
}
|
|
|
|
// Ensure that an error is returned when inserting with a key that's too large.
|
|
func TestRWTransactionPutKeyTooLarge(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
db.CreateBucket("widgets")
|
|
err := db.Put("widgets", make([]byte, 32769), []byte("bar"))
|
|
assert.Equal(t, err, ErrKeyTooLarge)
|
|
})
|
|
}
|
|
|
|
// Ensure that an error is returned when deleting from a bucket that doesn't exist.
|
|
func TestRWTransactionDeleteBucketNotFound(t *testing.T) {
|
|
withOpenDB(func(db *DB, path string) {
|
|
err := db.DeleteBucket("widgets")
|
|
assert.Equal(t, err, ErrBucketNotFound)
|
|
})
|
|
}
|
|
|
|
// Ensure that a bucket can write random keys and values across multiple txns.
|
|
func TestRWTransactionPutSingle(t *testing.T) {
|
|
index := 0
|
|
f := func(items testdata) bool {
|
|
withOpenDB(func(db *DB, path string) {
|
|
m := make(map[string][]byte)
|
|
|
|
db.CreateBucket("widgets")
|
|
for _, item := range items {
|
|
if err := db.Put("widgets", item.Key, item.Value); err != nil {
|
|
panic("put error: " + err.Error())
|
|
}
|
|
m[string(item.Key)] = item.Value
|
|
|
|
// Verify all key/values so far.
|
|
i := 0
|
|
for k, v := range m {
|
|
value, err := db.Get("widgets", []byte(k))
|
|
if err != nil {
|
|
panic("get error: " + err.Error())
|
|
}
|
|
if !bytes.Equal(value, v) {
|
|
db.CopyFile("/tmp/bolt.put.single.db", 0666)
|
|
t.Fatalf("value mismatch [run %d] (%d of %d):\nkey: %x\ngot: %x\nexp: %x", index, i, len(m), []byte(k), value, v)
|
|
}
|
|
i++
|
|
}
|
|
}
|
|
|
|
fmt.Fprint(os.Stderr, ".")
|
|
})
|
|
index++
|
|
return true
|
|
}
|
|
if err := quick.Check(f, qconfig()); err != nil {
|
|
t.Error(err)
|
|
}
|
|
fmt.Fprint(os.Stderr, "\n")
|
|
}
|
|
|
|
// Ensure that a transaction can insert multiple key/value pairs at once.
|
|
func TestRWTransactionPutMultiple(t *testing.T) {
|
|
f := func(items testdata) bool {
|
|
withOpenDB(func(db *DB, path string) {
|
|
// Bulk insert all values.
|
|
db.CreateBucket("widgets")
|
|
rwtxn, _ := db.RWTransaction()
|
|
for _, item := range items {
|
|
assert.NoError(t, rwtxn.Put("widgets", item.Key, item.Value))
|
|
}
|
|
assert.NoError(t, rwtxn.Commit())
|
|
|
|
// Verify all items exist.
|
|
txn, _ := db.Transaction()
|
|
for _, item := range items {
|
|
value, err := txn.Get("widgets", item.Key)
|
|
assert.NoError(t, err)
|
|
if !assert.Equal(t, item.Value, value) {
|
|
db.CopyFile("/tmp/bolt.put.multiple.db", 0666)
|
|
t.FailNow()
|
|
}
|
|
}
|
|
txn.Close()
|
|
})
|
|
fmt.Fprint(os.Stderr, ".")
|
|
return true
|
|
}
|
|
if err := quick.Check(f, qconfig()); err != nil {
|
|
t.Error(err)
|
|
}
|
|
fmt.Fprint(os.Stderr, "\n")
|
|
}
|
|
|
|
// Ensure that a transaction can delete all key/value pairs and return to a single leaf page.
|
|
func TestRWTransactionDelete(t *testing.T) {
|
|
f := func(items testdata) bool {
|
|
withOpenDB(func(db *DB, path string) {
|
|
// Bulk insert all values.
|
|
db.CreateBucket("widgets")
|
|
rwtxn, _ := db.RWTransaction()
|
|
for _, item := range items {
|
|
assert.NoError(t, rwtxn.Put("widgets", item.Key, item.Value))
|
|
}
|
|
assert.NoError(t, rwtxn.Commit())
|
|
|
|
// Remove items one at a time and check consistency.
|
|
for i, item := range items {
|
|
assert.NoError(t, db.Delete("widgets", item.Key))
|
|
|
|
// Anything before our deletion index should be nil.
|
|
txn, _ := db.Transaction()
|
|
for j, exp := range items {
|
|
if j > i {
|
|
value, err := txn.Get("widgets", exp.Key)
|
|
assert.NoError(t, err)
|
|
if !assert.Equal(t, exp.Value, value) {
|
|
t.FailNow()
|
|
}
|
|
} else {
|
|
value, err := txn.Get("widgets", exp.Key)
|
|
assert.NoError(t, err)
|
|
if !assert.Nil(t, value) {
|
|
t.FailNow()
|
|
}
|
|
}
|
|
}
|
|
txn.Close()
|
|
}
|
|
})
|
|
fmt.Fprint(os.Stderr, ".")
|
|
return true
|
|
}
|
|
if err := quick.Check(f, qconfig()); err != nil {
|
|
t.Error(err)
|
|
}
|
|
fmt.Fprint(os.Stderr, "\n")
|
|
}
|