mirror of https://github.com/grpc/grpc-go.git
71 lines
2.0 KiB
Go
71 lines
2.0 KiB
Go
/*
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*
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* Copyright 2020 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package base
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import (
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"testing"
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"google.golang.org/grpc/attributes"
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"google.golang.org/grpc/balancer"
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"google.golang.org/grpc/resolver"
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)
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type testClientConn struct {
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balancer.ClientConn
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newSubConn func([]resolver.Address, balancer.NewSubConnOptions) (balancer.SubConn, error)
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}
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func (c *testClientConn) NewSubConn(addrs []resolver.Address, opts balancer.NewSubConnOptions) (balancer.SubConn, error) {
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return c.newSubConn(addrs, opts)
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}
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type testSubConn struct{}
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func (sc *testSubConn) UpdateAddresses(addresses []resolver.Address) {}
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func (sc *testSubConn) Connect() {}
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func TestBaseBalancerStripAttributes(t *testing.T) {
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b := (&baseBuilder{}).Build(&testClientConn{
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newSubConn: func(addrs []resolver.Address, _ balancer.NewSubConnOptions) (balancer.SubConn, error) {
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for _, addr := range addrs {
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if addr.Attributes == nil {
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t.Errorf("in NewSubConn, got address %+v with nil attributes, want not nil", addr)
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}
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}
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return &testSubConn{}, nil
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},
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}, balancer.BuildOptions{}).(*baseBalancer)
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b.UpdateClientConnState(balancer.ClientConnState{
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ResolverState: resolver.State{
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Addresses: []resolver.Address{
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{Addr: "1.1.1.1", Attributes: &attributes.Attributes{}},
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{Addr: "2.2.2.2", Attributes: &attributes.Attributes{}},
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},
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},
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})
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for addr := range b.subConns {
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if addr.Attributes != nil {
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t.Errorf("in b.subConns, got address %+v with nil attributes, want not nil", addr)
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}
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}
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}
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