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testing.go
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/
testing.go
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// Copyright (c) 2016-2019 Uber Technologies, Inc.
//
// 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 tagclient
import "log"
// TestProvider is a testing utility for mapping addresses to mock clients.
type TestProvider struct {
clients map[string]Client
}
// NewTestProvider creates a new TestProvider.
func NewTestProvider() *TestProvider {
return &TestProvider{make(map[string]Client)}
}
// Register sets c as the client of addr.
func (p *TestProvider) Register(addr string, c Client) {
p.clients[addr] = c
}
// Provide selects the registered client of addr.
func (p *TestProvider) Provide(addr string) Client {
c, ok := p.clients[addr]
if !ok {
log.Panicf("addr %s not found", addr)
}
return c
}