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// Copyright 2017-present 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 cache
import (
"errors"
"testing"
"github.com/stretchr/testify/require"
)
func TestNewPartitionedLazyCache(t *testing.T) {
t.Parallel()
assert := require.New(t)
p1 := Partition{
Key: "p1",
Load: func() (map[string]interface{}, error) {
return map[string]interface{}{
"p1_1": "p1v1",
"p1_2": "p1v2",
"p1_nil": nil,
}, nil
},
}
p2 := Partition{
Key: "p2",
Load: func() (map[string]interface{}, error) {
return map[string]interface{}{
"p2_1": "p2v1",
"p2_2": "p2v2",
"p2_3": "p2v3",
}, nil
},
}
cache := NewPartitionedLazyCache(p1, p2)
v, err := cache.Get("p1", "p1_1")
assert.NoError(err)
assert.Equal("p1v1", v)
v, err = cache.Get("p1", "p2_1")
assert.NoError(err)
assert.Nil(v)
v, err = cache.Get("p1", "p1_nil")
assert.NoError(err)
assert.Nil(v)
v, err = cache.Get("p2", "p2_3")
assert.NoError(err)
assert.Equal("p2v3", v)
v, err = cache.Get("doesnotexist", "p1_1")
assert.NoError(err)
assert.Nil(v)
v, err = cache.Get("p1", "doesnotexist")
assert.NoError(err)
assert.Nil(v)
errorP := Partition{
Key: "p3",
Load: func() (map[string]interface{}, error) {
return nil, errors.New("Failed")
},
}
cache = NewPartitionedLazyCache(errorP)
v, err = cache.Get("p1", "doesnotexist")
assert.NoError(err)
assert.Nil(v)
_, err = cache.Get("p3", "doesnotexist")
assert.Error(err)
}
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