99 lines
2.5 KiB
Go
99 lines
2.5 KiB
Go
package nats
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import (
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"fmt"
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"testing"
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nats "github.com/nats-io/nats.go"
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"go.unistack.org/micro/v3/broker"
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)
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var addrTestCases = []struct {
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name string
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description string
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addrs map[string]string // expected address : set address
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}{
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{
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"brokerOpts",
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"set broker addresses through a broker.Option in constructor",
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map[string]string{
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"nats://192.168.10.1:5222": "192.168.10.1:5222",
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"nats://10.20.10.0:4222": "10.20.10.0:4222"},
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},
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{
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"brokerInit",
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"set broker addresses through a broker.Option in broker.Init()",
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map[string]string{
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"nats://192.168.10.1:5222": "192.168.10.1:5222",
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"nats://10.20.10.0:4222": "10.20.10.0:4222"},
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},
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{
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"natsOpts",
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"set broker addresses through the nats.Option in constructor",
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map[string]string{
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"nats://192.168.10.1:5222": "192.168.10.1:5222",
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"nats://10.20.10.0:4222": "10.20.10.0:4222"},
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},
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{
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"default",
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"check if default Address is set correctly",
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map[string]string{
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"nats://127.0.0.1:4222": "",
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},
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},
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}
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// TestInitAddrs tests issue #100. Ensures that if the addrs is set by an option in init it will be used.
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func TestInitAddrs(t *testing.T) {
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for _, tc := range addrTestCases {
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t.Run(fmt.Sprintf("%s: %s", tc.name, tc.description), func(t *testing.T) {
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var br broker.Broker
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var addrs []string
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for _, addr := range tc.addrs {
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addrs = append(addrs, addr)
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}
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switch tc.name {
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case "brokerOpts":
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// we know that there are just two addrs in the dict
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br = NewBroker(broker.Addrs(addrs[0], addrs[1]))
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br.Init()
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case "brokerInit":
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br = NewBroker()
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// we know that there are just two addrs in the dict
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br.Init(broker.Addrs(addrs[0], addrs[1]))
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case "natsOpts":
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nopts := nats.GetDefaultOptions()
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nopts.Servers = addrs
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br = NewBroker(Options(nopts))
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br.Init()
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case "default":
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br = NewBroker()
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br.Init()
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}
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natsBroker, ok := br.(*natsBroker)
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if !ok {
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t.Fatal("Expected broker to be of types *natsBroker")
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}
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// check if the same amount of addrs we set has actually been set, default
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// have only 1 address nats://127.0.0.1:4222 (current nats code) or
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// nats://localhost:4222 (older code version)
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if len(natsBroker.addrs) != len(tc.addrs) && tc.name != "default" {
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t.Errorf("Expected Addr count = %d, Actual Addr count = %d",
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len(natsBroker.addrs), len(tc.addrs))
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}
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for _, addr := range natsBroker.addrs {
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_, ok := tc.addrs[addr]
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if !ok {
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t.Errorf("Expected '%s' has not been set", addr)
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}
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}
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})
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}
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}
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