forked from TrueCloudLab/frostfs-s3-gw
68 lines
1.8 KiB
Go
68 lines
1.8 KiB
Go
/*
|
|
* MinIO Cloud Storage, (C) 2016, 2017 MinIO, Inc.
|
|
*
|
|
* 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 trie
|
|
|
|
import (
|
|
"testing"
|
|
)
|
|
|
|
// Simply make sure creating a new tree works.
|
|
func TestNewTrie(t *testing.T) {
|
|
trie := NewTrie()
|
|
|
|
if trie.size != 0 {
|
|
t.Errorf("expected size 0, got: %d", trie.size)
|
|
}
|
|
}
|
|
|
|
// Ensure that we can insert new keys into the tree, then check the size.
|
|
func TestInsert(t *testing.T) {
|
|
trie := NewTrie()
|
|
|
|
// We need to have an empty tree to begin with.
|
|
if trie.size != 0 {
|
|
t.Errorf("expected size 0, got: %d", trie.size)
|
|
}
|
|
|
|
trie.Insert("key")
|
|
trie.Insert("keyy")
|
|
|
|
// After inserting, we should have a size of two.
|
|
if trie.size != 2 {
|
|
t.Errorf("expected size 2, got: %d", trie.size)
|
|
}
|
|
}
|
|
|
|
// Ensure that PrefixMatch gives us the correct two keys in the tree.
|
|
func TestPrefixMatch(t *testing.T) {
|
|
trie := NewTrie()
|
|
|
|
// Feed it some fodder: only 'minio' and 'miny-os' should trip the matcher.
|
|
trie.Insert("minio")
|
|
trie.Insert("amazon")
|
|
trie.Insert("cheerio")
|
|
trie.Insert("miny-o's")
|
|
|
|
matches := trie.PrefixMatch("min")
|
|
if len(matches) != 2 {
|
|
t.Errorf("expected two matches, got: %d", len(matches))
|
|
}
|
|
|
|
if matches[0] != "minio" && matches[1] != "minio" {
|
|
t.Errorf("expected one match to be 'minio', got: '%s' and '%s'", matches[0], matches[1])
|
|
}
|
|
}
|