github.com/uber/kraken@v0.1.4/tracker/peerhandoutpolicy/default_policy_test.go (about)

     1  // Copyright (c) 2016-2019 Uber Technologies, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  package peerhandoutpolicy
    15  
    16  import (
    17  	"testing"
    18  
    19  	"github.com/uber/kraken/core"
    20  
    21  	"github.com/stretchr/testify/require"
    22  	"github.com/uber-go/tally"
    23  )
    24  
    25  func TestDefaultPriorityPolicy(t *testing.T) {
    26  	require := require.New(t)
    27  
    28  	policy, err := NewPriorityPolicy(tally.NoopScope, _defaultPolicy)
    29  	require.NoError(err)
    30  
    31  	nPeers := 50
    32  
    33  	peers := make([]*core.PeerInfo, nPeers)
    34  	for k := 0; k < len(peers); k++ {
    35  		peers[k] = core.PeerInfoFixture()
    36  	}
    37  
    38  	policy.SortPeers(core.PeerInfoFixture(), peers)
    39  	require.Len(peers, nPeers)
    40  }