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package bolt
import (
"strings"
"testing"
"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)
})
}
// Ensure that a bucket can be created and retrieved.
func TestTransactionCreateBucket(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 cannot be created twice.
func TestTransactionRecreateBucket(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, &Error{"bucket already exists", nil})
})
}
// Ensure that a bucket is created with a non-blank name.
func TestTransactionCreateBucketWithoutName(t *testing.T) {
withOpenDB(func(db *DB, path string) {
err := db.CreateBucket("")
assert.Equal(t, err, &Error{"bucket name cannot be blank", nil})
})
}
// Ensure that a bucket name is not too long.
func TestTransactionCreateBucketWithLongName(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, &Error{"bucket name too long", nil})
})
}
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