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// Copyright 2024 Google LLC
//
// 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 lru
import (
"bytes"
"context"
"crypto/sha256"
"os"
"testing"
)
func TestLRUIssuanceChainCache(t *testing.T) {
cacheSize := 3
tests := setupTestData(t,
"leaf00.chain",
"leaf01.chain",
"leaf02.chain",
)
cache := NewIssuanceChainCache(CacheOption{Size: cacheSize})
for key, val := range tests {
if err := cache.Set(context.Background(), []byte(key), val); err != nil {
t.Errorf("cache.Set: %v", err)
}
}
for key, want := range tests {
got, err := cache.Get(context.Background(), []byte(key))
if err != nil {
t.Errorf("cache.Get: %v", err)
}
if !bytes.Equal(got, want) {
t.Errorf("got: %v, want: %v", got, want)
}
}
}
func setupTestData(t *testing.T, filenames ...string) map[string][]byte {
t.Helper()
data := make(map[string][]byte, len(filenames))
for _, filename := range filenames {
val, err := os.ReadFile("../../../testdata/" + filename)
if err != nil {
t.Fatal(err)
}
key := sha256.Sum256(val)
data[string(key[:])] = val
}
return data
}
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