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// Copyright 2018 The Hugo Authors. All rights reserved.
//
// 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 namedmemcache
import (
"fmt"
"sync"
"testing"
qt "github.com/frankban/quicktest"
)
func TestNamedCache(t *testing.T) {
t.Parallel()
c := qt.New(t)
cache := New()
counter := 0
create := func() (interface{}, error) {
counter++
return counter, nil
}
for i := 0; i < 5; i++ {
v1, err := cache.GetOrCreate("a1", create)
c.Assert(err, qt.IsNil)
c.Assert(v1, qt.Equals, 1)
v2, err := cache.GetOrCreate("a2", create)
c.Assert(err, qt.IsNil)
c.Assert(v2, qt.Equals, 2)
}
cache.Clear()
v3, err := cache.GetOrCreate("a2", create)
c.Assert(err, qt.IsNil)
c.Assert(v3, qt.Equals, 3)
}
func TestNamedCacheConcurrent(t *testing.T) {
t.Parallel()
c := qt.New(t)
var wg sync.WaitGroup
cache := New()
create := func(i int) func() (interface{}, error) {
return func() (interface{}, error) {
return i, nil
}
}
for i := 0; i < 10; i++ {
wg.Add(1)
go func() {
defer wg.Done()
for j := 0; j < 100; j++ {
id := fmt.Sprintf("id%d", j)
v, err := cache.GetOrCreate(id, create(j))
c.Assert(err, qt.IsNil)
c.Assert(v, qt.Equals, j)
}
}()
}
wg.Wait()
}
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