| // Copyright 2017 The etcd Authors |
| // |
| // 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 namespace |
| |
| import ( |
| "bytes" |
| "testing" |
| ) |
| |
| func TestPrefixInterval(t *testing.T) { |
| tests := []struct { |
| pfx string |
| key []byte |
| end []byte |
| |
| wKey []byte |
| wEnd []byte |
| }{ |
| // single key |
| { |
| pfx: "pfx/", |
| key: []byte("a"), |
| |
| wKey: []byte("pfx/a"), |
| }, |
| // range |
| { |
| pfx: "pfx/", |
| key: []byte("abc"), |
| end: []byte("def"), |
| |
| wKey: []byte("pfx/abc"), |
| wEnd: []byte("pfx/def"), |
| }, |
| // one-sided range |
| { |
| pfx: "pfx/", |
| key: []byte("abc"), |
| end: []byte{0}, |
| |
| wKey: []byte("pfx/abc"), |
| wEnd: []byte("pfx0"), |
| }, |
| // one-sided range, end of keyspace |
| { |
| pfx: "\xff\xff", |
| key: []byte("abc"), |
| end: []byte{0}, |
| |
| wKey: []byte("\xff\xffabc"), |
| wEnd: []byte{0}, |
| }, |
| } |
| for i, tt := range tests { |
| pfxKey, pfxEnd := prefixInterval(tt.pfx, tt.key, tt.end) |
| if !bytes.Equal(pfxKey, tt.wKey) { |
| t.Errorf("#%d: expected key=%q, got key=%q", i, tt.wKey, pfxKey) |
| } |
| if !bytes.Equal(pfxEnd, tt.wEnd) { |
| t.Errorf("#%d: expected end=%q, got end=%q", i, tt.wEnd, pfxEnd) |
| } |
| } |
| } |