micro/client/selector/strategy_test.go

56 lines
921 B
Go

package selector
import (
"testing"
"github.com/micro/go-micro/registry"
)
func TestStrategies(t *testing.T) {
testData := []*registry.Service{
{
Name: "test1",
Version: "latest",
Nodes: []*registry.Node{
{
Id: "test1-1",
Address: "10.0.0.1:1001",
},
{
Id: "test1-2",
Address: "10.0.0.2:1002",
},
},
},
{
Name: "test1",
Version: "default",
Nodes: []*registry.Node{
{
Id: "test1-3",
Address: "10.0.0.3:1003",
},
{
Id: "test1-4",
Address: "10.0.0.4:1004",
},
},
},
}
for name, strategy := range map[string]Strategy{"random": Random, "roundrobin": RoundRobin} {
next := strategy(testData)
counts := make(map[string]int)
for i := 0; i < 100; i++ {
node, err := next()
if err != nil {
t.Fatal(err)
}
counts[node.Id]++
}
t.Logf("%s: %+v\n", name, counts)
}
}