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// +build libpfm,cgo
// Copyright 2020 Google Inc. 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.
// Manager of perf events for containers.
package perf
import (
"testing"
"github.com/stretchr/testify/assert"
info "github.com/google/cadvisor/info/v1"
"github.com/google/cadvisor/stats"
)
func TestNoConfigFilePassed(t *testing.T) {
manager, err := NewManager("", []info.Node{})
assert.Nil(t, err)
_, ok := manager.(*stats.NoopManager)
assert.True(t, ok)
}
func TestNonExistentFile(t *testing.T) {
manager, err := NewManager("this-file-is-so-non-existent", []info.Node{})
assert.NotNil(t, err)
assert.Nil(t, manager)
}
func TestMalformedJsonFile(t *testing.T) {
manager, err := NewManager("testing/this-is-some-random.json", []info.Node{})
assert.NotNil(t, err)
assert.Nil(t, manager)
}
func TestNewManager(t *testing.T) {
managerInstance, err := NewManager("testing/perf.json", []info.Node{})
assert.Nil(t, err)
_, ok := managerInstance.(*manager)
assert.True(t, ok)
}
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