1 files changed, 33 insertions, 0 deletions
diff --git a/rwtransaction_test.go b/rwtransaction_test.go
index b6e971e..4d256cc 100644
--- a/rwtransaction_test.go
+++ b/rwtransaction_test.go
@@ -1,6 +1,7 @@
 package bolt
 
 import (
+	"strings"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -28,3 +29,35 @@ func TestTransactionCreateBucket(t *testing.T) {
 		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})
+	})
+}