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// Copyright (c) 2019 Cisco and/or its affiliates.
//
// 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 mock is an alternative VPP stats adapter aimed for unit/integration testing where the
// actual communication with VPP is not demanded.
package mock
import (
"git.fd.io/govpp.git/adapter"
)
// implements StatsAPI
var _ adapter.StatsAPI = (*StatsAdapter)(nil)
// StatsAdapter simulates VPP stats socket from which stats can be read
type StatsAdapter struct {
entries []adapter.StatEntry
dir *adapter.StatDir
}
// NewStatsAdapter returns a new mock stats adapter.
func NewStatsAdapter() *StatsAdapter {
return &StatsAdapter{}
}
// Connect mocks client connection to the stats API.
func (a *StatsAdapter) Connect() error {
return nil
}
// Disconnect mocks client connection termination.
func (a *StatsAdapter) Disconnect() error {
return nil
}
// ListStats mocks name listing for all stats.
func (a *StatsAdapter) ListStats(patterns ...string) ([]string, error) {
var statNames []string
for _, stat := range a.entries {
statNames = append(statNames, string(stat.Name))
}
return statNames, nil
}
// DumpStats mocks all stat entries dump.
func (a *StatsAdapter) DumpStats(patterns ...string) ([]adapter.StatEntry, error) {
return a.entries, nil
}
func (a *StatsAdapter) PrepareDir(prefixes ...string) (*adapter.StatDir, error) {
return a.dir, nil
}
func (a *StatsAdapter) UpdateDir(dir *adapter.StatDir) error {
*dir = *a.dir
return nil
}
// MockStats sets mocked stat entries to be returned by DumpStats.
func (a *StatsAdapter) MockStats(stats []adapter.StatEntry) {
a.entries = stats
}
// MockStats sets mocked stat dir to be returned by PrepareDir.
func (a *StatsAdapter) MockDir(dir *adapter.StatDir) {
a.dir = dir
}
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