open-consul/command/connect/proxy/flag_upstreams_test.go

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package proxy
import (
"flag"
"testing"
"github.com/hashicorp/consul/connect/proxy"
"github.com/stretchr/testify/require"
)
func TestFlagUpstreams_impl(t *testing.T) {
var _ flag.Value = new(FlagUpstreams)
}
func TestFlagUpstreams(t *testing.T) {
cases := []struct {
Name string
Input []string
Expected map[string]proxy.UpstreamConfig
Error string
}{
{
"bad format",
[]string{"foo"},
nil,
"should be name:addr",
},
{
"port not int",
[]string{"db:hello"},
nil,
"invalid syntax",
},
{
"4 parts",
[]string{"db:127.0.0.1:8181:foo"},
nil,
"invalid syntax",
},
{
"single value",
[]string{"db:8181"},
map[string]proxy.UpstreamConfig{
"db": {
LocalBindPort: 8181,
DestinationName: "db",
DestinationType: "service",
},
},
"",
},
{
"single value prepared query",
[]string{"db.query:8181"},
map[string]proxy.UpstreamConfig{
"db": {
LocalBindPort: 8181,
DestinationName: "db",
DestinationType: "prepared_query",
},
},
"",
},
{
"invalid type",
[]string{"db.bad:8181"},
nil,
"Upstream type",
},
{
"address specified",
[]string{"db:127.0.0.55:8181"},
map[string]proxy.UpstreamConfig{
"db": {
LocalBindAddress: "127.0.0.55",
LocalBindPort: 8181,
DestinationName: "db",
DestinationType: "service",
},
},
"",
},
{
"repeat value, overwrite",
[]string{"db:8181", "db:8282"},
map[string]proxy.UpstreamConfig{
"db": {
LocalBindPort: 8282,
DestinationName: "db",
DestinationType: "service",
},
},
"",
},
}
for _, tc := range cases {
t.Run(tc.Name, func(t *testing.T) {
var actual map[string]proxy.UpstreamConfig
f := (*FlagUpstreams)(&actual)
var err error
for _, input := range tc.Input {
err = f.Set(input)
// Note we only test the last error. This could make some
// test failures confusing but it shouldn't be too bad.
}
if tc.Error != "" {
require.Error(t, err)
require.Contains(t, err.Error(), tc.Error)
return
}
require.Equal(t, tc.Expected, actual)
})
}
}