consul/command/rpc_test.go

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package command
import (
"flag"
"os"
"testing"
)
const defaultRPC = "127.0.0.1:8400"
func getParsedRPC(t *testing.T, cliRPC, envRPC string) string {
args := []string{}
if cliRPC != "" {
args = append(args, "-rpc-addr="+cliRPC)
}
os.Clearenv()
if envRPC != "" {
os.Setenv(RPCAddrEnvName, envRPC)
}
cmdFlags := flag.NewFlagSet("rpc", flag.ContinueOnError)
rpc := RPCAddrFlag(cmdFlags)
if err := cmdFlags.Parse(args); err != nil {
t.Fatal("Parse error", err)
}
return *rpc
}
func TestRPCAddrFlag_default(t *testing.T) {
rpc := getParsedRPC(t, "", "")
if rpc != defaultRPC {
t.Fatalf("Expected rpc addr: %s, got: %s", defaultRPC, rpc)
}
}
func TestRPCAddrFlag_onlyEnv(t *testing.T) {
envRPC := "4.4.4.4:8400"
rpc := getParsedRPC(t, "", envRPC)
if rpc != envRPC {
t.Fatalf("Expected rpc addr: %s, got: %s", envRPC, rpc)
}
}
func TestRPCAddrFlag_precedence(t *testing.T) {
cliRPC := "8.8.8.8:8400"
envRPC := "4.4.4.4:8400"
rpc := getParsedRPC(t, cliRPC, envRPC)
if rpc != cliRPC {
t.Fatalf("Expected rpc addr: %s, got: %s", cliRPC, rpc)
}
}