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743 lines
17 KiB
743 lines
17 KiB
package cli_test
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import (
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"fmt"
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"os"
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"reflect"
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"strings"
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"testing"
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"github.com/codegangsta/cli"
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)
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var boolFlagTests = []struct {
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name string
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expected string
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}{
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{"help", "--help\t"},
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{"h", "-h\t"},
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}
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func TestBoolFlagHelpOutput(t *testing.T) {
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for _, test := range boolFlagTests {
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flag := cli.BoolFlag{Name: test.name}
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output := flag.String()
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if output != test.expected {
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t.Errorf("%s does not match %s", output, test.expected)
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}
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}
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}
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var stringFlagTests = []struct {
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name string
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value string
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expected string
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}{
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{"help", "", "--help \t"},
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{"h", "", "-h \t"},
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{"h", "", "-h \t"},
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{"test", "Something", "--test \"Something\"\t"},
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}
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func TestStringFlagHelpOutput(t *testing.T) {
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for _, test := range stringFlagTests {
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flag := cli.StringFlag{Name: test.name, Value: test.value}
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output := flag.String()
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if output != test.expected {
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t.Errorf("%s does not match %s", output, test.expected)
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}
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}
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}
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func TestStringFlagWithEnvVarHelpOutput(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_FOO", "derp")
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for _, test := range stringFlagTests {
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flag := cli.StringFlag{Name: test.name, Value: test.value, EnvVar: "APP_FOO"}
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output := flag.String()
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if !strings.HasSuffix(output, " [$APP_FOO]") {
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t.Errorf("%s does not end with [$APP_FOO]", output)
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}
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}
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}
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var stringSliceFlagTests = []struct {
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name string
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value *cli.StringSlice
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expected string
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}{
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{"help", func() *cli.StringSlice {
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s := &cli.StringSlice{}
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s.Set("")
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return s
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}(), "--help [--help option --help option]\t"},
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{"h", func() *cli.StringSlice {
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s := &cli.StringSlice{}
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s.Set("")
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return s
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}(), "-h [-h option -h option]\t"},
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{"h", func() *cli.StringSlice {
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s := &cli.StringSlice{}
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s.Set("")
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return s
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}(), "-h [-h option -h option]\t"},
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{"test", func() *cli.StringSlice {
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s := &cli.StringSlice{}
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s.Set("Something")
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return s
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}(), "--test [--test option --test option]\t"},
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}
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func TestStringSliceFlagHelpOutput(t *testing.T) {
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for _, test := range stringSliceFlagTests {
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flag := cli.StringSliceFlag{Name: test.name, Value: test.value}
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output := flag.String()
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if output != test.expected {
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t.Errorf("%q does not match %q", output, test.expected)
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}
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}
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}
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func TestStringSliceFlagWithEnvVarHelpOutput(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_QWWX", "11,4")
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for _, test := range stringSliceFlagTests {
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flag := cli.StringSliceFlag{Name: test.name, Value: test.value, EnvVar: "APP_QWWX"}
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output := flag.String()
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if !strings.HasSuffix(output, " [$APP_QWWX]") {
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t.Errorf("%q does not end with [$APP_QWWX]", output)
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}
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}
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}
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var intFlagTests = []struct {
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name string
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expected string
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}{
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{"help", "--help \"0\"\t"},
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{"h", "-h \"0\"\t"},
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}
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func TestIntFlagHelpOutput(t *testing.T) {
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for _, test := range intFlagTests {
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flag := cli.IntFlag{Name: test.name}
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output := flag.String()
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if output != test.expected {
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t.Errorf("%s does not match %s", output, test.expected)
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}
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}
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}
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func TestIntFlagWithEnvVarHelpOutput(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_BAR", "2")
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for _, test := range intFlagTests {
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flag := cli.IntFlag{Name: test.name, EnvVar: "APP_BAR"}
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output := flag.String()
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if !strings.HasSuffix(output, " [$APP_BAR]") {
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t.Errorf("%s does not end with [$APP_BAR]", output)
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}
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}
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}
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var durationFlagTests = []struct {
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name string
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expected string
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}{
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{"help", "--help \"0\"\t"},
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{"h", "-h \"0\"\t"},
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}
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func TestDurationFlagHelpOutput(t *testing.T) {
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for _, test := range durationFlagTests {
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flag := cli.DurationFlag{Name: test.name}
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output := flag.String()
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if output != test.expected {
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t.Errorf("%s does not match %s", output, test.expected)
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}
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}
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}
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func TestDurationFlagWithEnvVarHelpOutput(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_BAR", "2h3m6s")
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for _, test := range durationFlagTests {
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flag := cli.DurationFlag{Name: test.name, EnvVar: "APP_BAR"}
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output := flag.String()
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if !strings.HasSuffix(output, " [$APP_BAR]") {
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t.Errorf("%s does not end with [$APP_BAR]", output)
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}
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}
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}
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var intSliceFlagTests = []struct {
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name string
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value *cli.IntSlice
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expected string
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}{
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{"help", &cli.IntSlice{}, "--help [--help option --help option]\t"},
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{"h", &cli.IntSlice{}, "-h [-h option -h option]\t"},
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{"h", &cli.IntSlice{}, "-h [-h option -h option]\t"},
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{"test", func() *cli.IntSlice {
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i := &cli.IntSlice{}
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i.Set("9")
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return i
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}(), "--test [--test option --test option]\t"},
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}
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func TestIntSliceFlagHelpOutput(t *testing.T) {
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for _, test := range intSliceFlagTests {
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flag := cli.IntSliceFlag{Name: test.name, Value: test.value}
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output := flag.String()
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if output != test.expected {
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t.Errorf("%q does not match %q", output, test.expected)
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}
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}
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}
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func TestIntSliceFlagWithEnvVarHelpOutput(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_SMURF", "42,3")
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for _, test := range intSliceFlagTests {
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flag := cli.IntSliceFlag{Name: test.name, Value: test.value, EnvVar: "APP_SMURF"}
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output := flag.String()
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if !strings.HasSuffix(output, " [$APP_SMURF]") {
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t.Errorf("%q does not end with [$APP_SMURF]", output)
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}
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}
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}
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var float64FlagTests = []struct {
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name string
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expected string
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}{
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{"help", "--help \"0\"\t"},
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{"h", "-h \"0\"\t"},
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}
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func TestFloat64FlagHelpOutput(t *testing.T) {
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for _, test := range float64FlagTests {
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flag := cli.Float64Flag{Name: test.name}
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output := flag.String()
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if output != test.expected {
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t.Errorf("%s does not match %s", output, test.expected)
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}
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}
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}
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func TestFloat64FlagWithEnvVarHelpOutput(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_BAZ", "99.4")
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for _, test := range float64FlagTests {
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flag := cli.Float64Flag{Name: test.name, EnvVar: "APP_BAZ"}
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output := flag.String()
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if !strings.HasSuffix(output, " [$APP_BAZ]") {
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t.Errorf("%s does not end with [$APP_BAZ]", output)
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}
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}
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}
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var genericFlagTests = []struct {
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name string
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value cli.Generic
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expected string
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}{
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{"test", &Parser{"abc", "def"}, "--test \"abc,def\"\ttest flag"},
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{"t", &Parser{"abc", "def"}, "-t \"abc,def\"\ttest flag"},
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}
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func TestGenericFlagHelpOutput(t *testing.T) {
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for _, test := range genericFlagTests {
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flag := cli.GenericFlag{Name: test.name, Value: test.value, Usage: "test flag"}
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output := flag.String()
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if output != test.expected {
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t.Errorf("%q does not match %q", output, test.expected)
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}
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}
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}
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func TestGenericFlagWithEnvVarHelpOutput(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_ZAP", "3")
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for _, test := range genericFlagTests {
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flag := cli.GenericFlag{Name: test.name, EnvVar: "APP_ZAP"}
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output := flag.String()
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if !strings.HasSuffix(output, " [$APP_ZAP]") {
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t.Errorf("%s does not end with [$APP_ZAP]", output)
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}
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}
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}
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func TestParseMultiString(t *testing.T) {
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(&cli.App{
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Flags: []cli.Flag{
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cli.StringFlag{Name: "serve, s"},
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},
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Action: func(ctx *cli.Context) {
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if ctx.String("serve") != "10" {
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t.Errorf("main name not set")
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}
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if ctx.String("s") != "10" {
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t.Errorf("short name not set")
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}
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},
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}).Run([]string{"run", "-s", "10"})
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}
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func TestParseMultiStringFromEnv(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_COUNT", "20")
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(&cli.App{
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Flags: []cli.Flag{
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cli.StringFlag{Name: "count, c", EnvVar: "APP_COUNT"},
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},
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Action: func(ctx *cli.Context) {
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if ctx.String("count") != "20" {
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t.Errorf("main name not set")
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}
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if ctx.String("c") != "20" {
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t.Errorf("short name not set")
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}
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},
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}).Run([]string{"run"})
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}
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func TestParseMultiStringFromEnvCascade(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_COUNT", "20")
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(&cli.App{
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Flags: []cli.Flag{
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cli.StringFlag{Name: "count, c", EnvVar: "COMPAT_COUNT,APP_COUNT"},
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},
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Action: func(ctx *cli.Context) {
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if ctx.String("count") != "20" {
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t.Errorf("main name not set")
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}
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if ctx.String("c") != "20" {
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t.Errorf("short name not set")
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}
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},
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}).Run([]string{"run"})
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}
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func TestParseMultiStringSlice(t *testing.T) {
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(&cli.App{
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Flags: []cli.Flag{
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cli.StringSliceFlag{Name: "serve, s", Value: &cli.StringSlice{}},
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},
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Action: func(ctx *cli.Context) {
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if !reflect.DeepEqual(ctx.StringSlice("serve"), []string{"10", "20"}) {
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t.Errorf("main name not set")
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}
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if !reflect.DeepEqual(ctx.StringSlice("s"), []string{"10", "20"}) {
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t.Errorf("short name not set")
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}
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},
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}).Run([]string{"run", "-s", "10", "-s", "20"})
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}
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func TestParseMultiStringSliceFromEnv(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_INTERVALS", "20,30,40")
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(&cli.App{
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Flags: []cli.Flag{
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cli.StringSliceFlag{Name: "intervals, i", Value: &cli.StringSlice{}, EnvVar: "APP_INTERVALS"},
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},
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Action: func(ctx *cli.Context) {
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if !reflect.DeepEqual(ctx.StringSlice("intervals"), []string{"20", "30", "40"}) {
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t.Errorf("main name not set from env")
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}
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if !reflect.DeepEqual(ctx.StringSlice("i"), []string{"20", "30", "40"}) {
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t.Errorf("short name not set from env")
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}
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},
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}).Run([]string{"run"})
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}
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func TestParseMultiStringSliceFromEnvCascade(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_INTERVALS", "20,30,40")
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(&cli.App{
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Flags: []cli.Flag{
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cli.StringSliceFlag{Name: "intervals, i", Value: &cli.StringSlice{}, EnvVar: "COMPAT_INTERVALS,APP_INTERVALS"},
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},
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Action: func(ctx *cli.Context) {
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if !reflect.DeepEqual(ctx.StringSlice("intervals"), []string{"20", "30", "40"}) {
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t.Errorf("main name not set from env")
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}
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if !reflect.DeepEqual(ctx.StringSlice("i"), []string{"20", "30", "40"}) {
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t.Errorf("short name not set from env")
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}
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},
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}).Run([]string{"run"})
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}
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func TestParseMultiInt(t *testing.T) {
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a := cli.App{
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Flags: []cli.Flag{
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cli.IntFlag{Name: "serve, s"},
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},
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Action: func(ctx *cli.Context) {
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if ctx.Int("serve") != 10 {
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t.Errorf("main name not set")
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}
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if ctx.Int("s") != 10 {
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t.Errorf("short name not set")
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}
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},
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}
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a.Run([]string{"run", "-s", "10"})
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}
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func TestParseMultiIntFromEnv(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_TIMEOUT_SECONDS", "10")
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a := cli.App{
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Flags: []cli.Flag{
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cli.IntFlag{Name: "timeout, t", EnvVar: "APP_TIMEOUT_SECONDS"},
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},
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Action: func(ctx *cli.Context) {
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if ctx.Int("timeout") != 10 {
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t.Errorf("main name not set")
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}
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if ctx.Int("t") != 10 {
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t.Errorf("short name not set")
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}
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},
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}
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a.Run([]string{"run"})
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}
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func TestParseMultiIntFromEnvCascade(t *testing.T) {
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os.Clearenv()
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os.Setenv("APP_TIMEOUT_SECONDS", "10")
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a := cli.App{
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Flags: []cli.Flag{
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cli.IntFlag{Name: "timeout, t", EnvVar: "COMPAT_TIMEOUT_SECONDS,APP_TIMEOUT_SECONDS"},
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},
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Action: func(ctx *cli.Context) {
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if ctx.Int("timeout") != 10 {
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t.Errorf("main name not set")
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}
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if ctx.Int("t") != 10 {
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t.Errorf("short name not set")
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}
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},
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}
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a.Run([]string{"run"})
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}
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|
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func TestParseMultiIntSlice(t *testing.T) {
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(&cli.App{
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Flags: []cli.Flag{
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cli.IntSliceFlag{Name: "serve, s", Value: &cli.IntSlice{}},
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},
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Action: func(ctx *cli.Context) {
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if !reflect.DeepEqual(ctx.IntSlice("serve"), []int{10, 20}) {
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t.Errorf("main name not set")
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}
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if !reflect.DeepEqual(ctx.IntSlice("s"), []int{10, 20}) {
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t.Errorf("short name not set")
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}
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},
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}).Run([]string{"run", "-s", "10", "-s", "20"})
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}
|
|
|
|
func TestParseMultiIntSliceFromEnv(t *testing.T) {
|
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os.Clearenv()
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os.Setenv("APP_INTERVALS", "20,30,40")
|
|
|
|
(&cli.App{
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Flags: []cli.Flag{
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cli.IntSliceFlag{Name: "intervals, i", Value: &cli.IntSlice{}, EnvVar: "APP_INTERVALS"},
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},
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Action: func(ctx *cli.Context) {
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if !reflect.DeepEqual(ctx.IntSlice("intervals"), []int{20, 30, 40}) {
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t.Errorf("main name not set from env")
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}
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if !reflect.DeepEqual(ctx.IntSlice("i"), []int{20, 30, 40}) {
|
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t.Errorf("short name not set from env")
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}
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},
|
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}).Run([]string{"run"})
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}
|
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|
|
func TestParseMultiIntSliceFromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
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os.Setenv("APP_INTERVALS", "20,30,40")
|
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|
|
(&cli.App{
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Flags: []cli.Flag{
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cli.IntSliceFlag{Name: "intervals, i", Value: &cli.IntSlice{}, EnvVar: "COMPAT_INTERVALS,APP_INTERVALS"},
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},
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Action: func(ctx *cli.Context) {
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if !reflect.DeepEqual(ctx.IntSlice("intervals"), []int{20, 30, 40}) {
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t.Errorf("main name not set from env")
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}
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if !reflect.DeepEqual(ctx.IntSlice("i"), []int{20, 30, 40}) {
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t.Errorf("short name not set from env")
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}
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},
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}).Run([]string{"run"})
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}
|
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|
|
func TestParseMultiFloat64(t *testing.T) {
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a := cli.App{
|
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Flags: []cli.Flag{
|
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cli.Float64Flag{Name: "serve, s"},
|
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},
|
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Action: func(ctx *cli.Context) {
|
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if ctx.Float64("serve") != 10.2 {
|
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t.Errorf("main name not set")
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}
|
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if ctx.Float64("s") != 10.2 {
|
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t.Errorf("short name not set")
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}
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},
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}
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a.Run([]string{"run", "-s", "10.2"})
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}
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|
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func TestParseMultiFloat64FromEnv(t *testing.T) {
|
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os.Clearenv()
|
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os.Setenv("APP_TIMEOUT_SECONDS", "15.5")
|
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a := cli.App{
|
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Flags: []cli.Flag{
|
|
cli.Float64Flag{Name: "timeout, t", EnvVar: "APP_TIMEOUT_SECONDS"},
|
|
},
|
|
Action: func(ctx *cli.Context) {
|
|
if ctx.Float64("timeout") != 15.5 {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.Float64("t") != 15.5 {
|
|
t.Errorf("short name not set")
|
|
}
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiFloat64FromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_TIMEOUT_SECONDS", "15.5")
|
|
a := cli.App{
|
|
Flags: []cli.Flag{
|
|
cli.Float64Flag{Name: "timeout, t", EnvVar: "COMPAT_TIMEOUT_SECONDS,APP_TIMEOUT_SECONDS"},
|
|
},
|
|
Action: func(ctx *cli.Context) {
|
|
if ctx.Float64("timeout") != 15.5 {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.Float64("t") != 15.5 {
|
|
t.Errorf("short name not set")
|
|
}
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiBool(t *testing.T) {
|
|
a := cli.App{
|
|
Flags: []cli.Flag{
|
|
cli.BoolFlag{Name: "serve, s"},
|
|
},
|
|
Action: func(ctx *cli.Context) {
|
|
if ctx.Bool("serve") != true {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.Bool("s") != true {
|
|
t.Errorf("short name not set")
|
|
}
|
|
},
|
|
}
|
|
a.Run([]string{"run", "--serve"})
|
|
}
|
|
|
|
func TestParseMultiBoolFromEnv(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_DEBUG", "1")
|
|
a := cli.App{
|
|
Flags: []cli.Flag{
|
|
cli.BoolFlag{Name: "debug, d", EnvVar: "APP_DEBUG"},
|
|
},
|
|
Action: func(ctx *cli.Context) {
|
|
if ctx.Bool("debug") != true {
|
|
t.Errorf("main name not set from env")
|
|
}
|
|
if ctx.Bool("d") != true {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiBoolFromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_DEBUG", "1")
|
|
a := cli.App{
|
|
Flags: []cli.Flag{
|
|
cli.BoolFlag{Name: "debug, d", EnvVar: "COMPAT_DEBUG,APP_DEBUG"},
|
|
},
|
|
Action: func(ctx *cli.Context) {
|
|
if ctx.Bool("debug") != true {
|
|
t.Errorf("main name not set from env")
|
|
}
|
|
if ctx.Bool("d") != true {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiBoolT(t *testing.T) {
|
|
a := cli.App{
|
|
Flags: []cli.Flag{
|
|
cli.BoolTFlag{Name: "serve, s"},
|
|
},
|
|
Action: func(ctx *cli.Context) {
|
|
if ctx.BoolT("serve") != true {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.BoolT("s") != true {
|
|
t.Errorf("short name not set")
|
|
}
|
|
},
|
|
}
|
|
a.Run([]string{"run", "--serve"})
|
|
}
|
|
|
|
func TestParseMultiBoolTFromEnv(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_DEBUG", "0")
|
|
a := cli.App{
|
|
Flags: []cli.Flag{
|
|
cli.BoolTFlag{Name: "debug, d", EnvVar: "APP_DEBUG"},
|
|
},
|
|
Action: func(ctx *cli.Context) {
|
|
if ctx.BoolT("debug") != false {
|
|
t.Errorf("main name not set from env")
|
|
}
|
|
if ctx.BoolT("d") != false {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiBoolTFromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_DEBUG", "0")
|
|
a := cli.App{
|
|
Flags: []cli.Flag{
|
|
cli.BoolTFlag{Name: "debug, d", EnvVar: "COMPAT_DEBUG,APP_DEBUG"},
|
|
},
|
|
Action: func(ctx *cli.Context) {
|
|
if ctx.BoolT("debug") != false {
|
|
t.Errorf("main name not set from env")
|
|
}
|
|
if ctx.BoolT("d") != false {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
type Parser [2]string
|
|
|
|
func (p *Parser) Set(value string) error {
|
|
parts := strings.Split(value, ",")
|
|
if len(parts) != 2 {
|
|
return fmt.Errorf("invalid format")
|
|
}
|
|
|
|
(*p)[0] = parts[0]
|
|
(*p)[1] = parts[1]
|
|
|
|
return nil
|
|
}
|
|
|
|
func (p *Parser) String() string {
|
|
return fmt.Sprintf("%s,%s", p[0], p[1])
|
|
}
|
|
|
|
func TestParseGeneric(t *testing.T) {
|
|
a := cli.App{
|
|
Flags: []cli.Flag{
|
|
cli.GenericFlag{Name: "serve, s", Value: &Parser{}},
|
|
},
|
|
Action: func(ctx *cli.Context) {
|
|
if !reflect.DeepEqual(ctx.Generic("serve"), &Parser{"10", "20"}) {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if !reflect.DeepEqual(ctx.Generic("s"), &Parser{"10", "20"}) {
|
|
t.Errorf("short name not set")
|
|
}
|
|
},
|
|
}
|
|
a.Run([]string{"run", "-s", "10,20"})
|
|
}
|
|
|
|
func TestParseGenericFromEnv(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_SERVE", "20,30")
|
|
a := cli.App{
|
|
Flags: []cli.Flag{
|
|
cli.GenericFlag{Name: "serve, s", Value: &Parser{}, EnvVar: "APP_SERVE"},
|
|
},
|
|
Action: func(ctx *cli.Context) {
|
|
if !reflect.DeepEqual(ctx.Generic("serve"), &Parser{"20", "30"}) {
|
|
t.Errorf("main name not set from env")
|
|
}
|
|
if !reflect.DeepEqual(ctx.Generic("s"), &Parser{"20", "30"}) {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseGenericFromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_FOO", "99,2000")
|
|
a := cli.App{
|
|
Flags: []cli.Flag{
|
|
cli.GenericFlag{Name: "foos", Value: &Parser{}, EnvVar: "COMPAT_FOO,APP_FOO"},
|
|
},
|
|
Action: func(ctx *cli.Context) {
|
|
if !reflect.DeepEqual(ctx.Generic("foos"), &Parser{"99", "2000"}) {
|
|
t.Errorf("value not set from env")
|
|
}
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|