121 lines
3.8 KiB
Go
121 lines
3.8 KiB
Go
package config
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import (
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"flag"
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"strings"
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"testing"
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"github.com/stretchr/testify/require"
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)
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// TestAddFlags_WithParse tests whether command line flags are properly parsed
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// into the Flags/File structure. It contains an example for every type
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// that is parsed. It does not test the conversion into the final
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// runtime configuration. See TestConfig for that.
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func TestAddFlags_WithParse(t *testing.T) {
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tests := []struct {
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args []string
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expected LoadOpts
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extra []string
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}{
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{},
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{
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args: []string{`-bind`, `a`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{BindAddr: pString("a")}}},
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},
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{
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args: []string{`-bootstrap`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Bootstrap: pBool(true)}}},
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},
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{
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args: []string{`-bootstrap=true`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Bootstrap: pBool(true)}}},
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},
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{
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args: []string{`-bootstrap=false`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Bootstrap: pBool(false)}}},
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},
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{
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args: []string{`-config-file`, `a`, `-config-dir`, `b`, `-config-file`, `c`, `-config-dir`, `d`},
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expected: LoadOpts{ConfigFiles: []string{"a", "b", "c", "d"}},
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},
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{
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args: []string{`-datacenter`, `a`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Datacenter: pString("a")}}},
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},
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{
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args: []string{`-dns-port`, `1`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Ports: Ports{DNS: pInt(1)}}}},
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},
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{
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args: []string{`-grpc-port`, `1`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Ports: Ports{GRPC: pInt(1)}}}},
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},
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{
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args: []string{`-http-port`, `1`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Ports: Ports{HTTP: pInt(1)}}}},
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},
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{
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args: []string{`-https-port`, `1`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Ports: Ports{HTTPS: pInt(1)}}}},
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},
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{
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args: []string{`-serf-lan-port`, `1`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Ports: Ports{SerfLAN: pInt(1)}}}},
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},
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{
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args: []string{`-serf-wan-port`, `1`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Ports: Ports{SerfWAN: pInt(1)}}}},
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},
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{
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args: []string{`-server-port`, `1`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Ports: Ports{Server: pInt(1)}}}},
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},
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{
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args: []string{`-join`, `a`, `-join`, `b`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{DeprecatedConfig: DeprecatedConfig{StartJoinAddrsLAN: []string{"a", "b"}}}},
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},
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{
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args: []string{`-node-meta`, `a:b`, `-node-meta`, `c:d`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{NodeMeta: map[string]string{"a": "b", "c": "d"}}}},
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},
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{
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args: []string{`-bootstrap`, `true`},
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expected: LoadOpts{FlagValues: FlagValuesTarget{Config: Config{Bootstrap: pBool(true)}}},
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extra: []string{"true"},
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},
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{
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args: []string{`-primary-gateway`, `foo.local`, `-primary-gateway`, `bar.local`},
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expected: LoadOpts{
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FlagValues: FlagValuesTarget{
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Config: Config{
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PrimaryGateways: []string{"foo.local", "bar.local"},
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},
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},
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},
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},
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}
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for _, tt := range tests {
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t.Run(strings.Join(tt.args, " "), func(t *testing.T) {
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flags := LoadOpts{}
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fs := flag.NewFlagSet("", flag.ContinueOnError)
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AddFlags(fs, &flags)
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err := fs.Parse(tt.args)
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require.NoError(t, err)
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// Normalize the expected value because require.Equal considers
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// empty slices/maps and nil slices/maps to be different.
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if tt.extra == nil && fs.Args() != nil {
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tt.extra = []string{}
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}
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if len(tt.expected.FlagValues.NodeMeta) == 0 {
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tt.expected.FlagValues.NodeMeta = map[string]string{}
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}
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require.Equal(t, tt.extra, fs.Args())
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require.Equal(t, tt.expected, flags)
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})
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}
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}
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