1020 lines
24 KiB
Go
1020 lines
24 KiB
Go
package cli
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import (
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"fmt"
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"os"
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"reflect"
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"runtime"
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"strings"
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"testing"
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"time"
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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 := 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("%q does not match %q", 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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usage string
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value string
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expected string
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}{
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{"foo", "", "", "--foo value\t"},
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{"f", "", "", "-f value\t"},
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{"f", "The total `foo` desired", "all", "-f foo\tThe total foo desired (default: \"all\")"},
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{"test", "", "Something", "--test value\t(default: \"Something\")"},
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{"config,c", "Load configuration from `FILE`", "", "--config FILE, -c FILE\tLoad configuration from FILE"},
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{"config,c", "Load configuration from `CONFIG`", "config.json", "--config CONFIG, -c CONFIG\tLoad configuration from CONFIG (default: \"config.json\")"},
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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 := StringFlag{Name: test.name, Usage: test.usage, 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 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 := StringFlag{Name: test.name, Value: test.value, EnvVar: "APP_FOO"}
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output := flag.String()
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expectedSuffix := " [$APP_FOO]"
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if runtime.GOOS == "windows" {
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expectedSuffix = " [%APP_FOO%]"
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}
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if !strings.HasSuffix(output, expectedSuffix) {
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t.Errorf("%s does not end with"+expectedSuffix, 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 *StringSlice
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expected string
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}{
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{"foo", NewStringSlice(""), "--foo value\t"},
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{"f", NewStringSlice(""), "-f value\t"},
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{"f", NewStringSlice("Lipstick"), "-f value\t(default: \"Lipstick\")"},
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{"test", NewStringSlice("Something"), "--test value\t(default: \"Something\")"},
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{"d, dee", NewStringSlice("Inka", "Dinka", "dooo"), "-d value, --dee value\t(default: \"Inka\", \"Dinka\", \"dooo\")"},
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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 := 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 := StringSliceFlag{Name: test.name, Value: test.value, EnvVar: "APP_QWWX"}
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output := flag.String()
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expectedSuffix := " [$APP_QWWX]"
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if runtime.GOOS == "windows" {
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expectedSuffix = " [%APP_QWWX%]"
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}
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if !strings.HasSuffix(output, expectedSuffix) {
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t.Errorf("%q does not end with"+expectedSuffix, 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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{"hats", "--hats value\t(default: 9)"},
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{"H", "-H value\t(default: 9)"},
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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 := IntFlag{Name: test.name, Value: 9}
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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 := IntFlag{Name: test.name, EnvVar: "APP_BAR"}
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output := flag.String()
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expectedSuffix := " [$APP_BAR]"
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if runtime.GOOS == "windows" {
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expectedSuffix = " [%APP_BAR%]"
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}
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if !strings.HasSuffix(output, expectedSuffix) {
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t.Errorf("%s does not end with"+expectedSuffix, 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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{"hooting", "--hooting value\t(default: 1s)"},
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{"H", "-H value\t(default: 1s)"},
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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 := DurationFlag{Name: test.name, Value: 1 * time.Second}
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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 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 := DurationFlag{Name: test.name, EnvVar: "APP_BAR"}
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output := flag.String()
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expectedSuffix := " [$APP_BAR]"
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if runtime.GOOS == "windows" {
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expectedSuffix = " [%APP_BAR%]"
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}
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if !strings.HasSuffix(output, expectedSuffix) {
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t.Errorf("%s does not end with"+expectedSuffix, 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 *IntSlice
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expected string
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}{
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{"heads", NewIntSlice(), "--heads value\t"},
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{"H", NewIntSlice(), "-H value\t"},
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{"H, heads", NewIntSlice(9, 3), "-H value, --heads value\t(default: 9, 3)"},
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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 := 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 := IntSliceFlag{Name: test.name, Value: test.value, EnvVar: "APP_SMURF"}
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output := flag.String()
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expectedSuffix := " [$APP_SMURF]"
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if runtime.GOOS == "windows" {
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expectedSuffix = " [%APP_SMURF%]"
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}
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if !strings.HasSuffix(output, expectedSuffix) {
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t.Errorf("%q does not end with"+expectedSuffix, 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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{"hooting", "--hooting value\t(default: 0.1)"},
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{"H", "-H value\t(default: 0.1)"},
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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 := Float64Flag{Name: test.name, Value: float64(0.1)}
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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 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 := Float64Flag{Name: test.name, EnvVar: "APP_BAZ"}
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output := flag.String()
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expectedSuffix := " [$APP_BAZ]"
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if runtime.GOOS == "windows" {
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expectedSuffix = " [%APP_BAZ%]"
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}
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if !strings.HasSuffix(output, expectedSuffix) {
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t.Errorf("%s does not end with"+expectedSuffix, 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 Generic
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expected string
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}{
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{"toads", &Parser{"abc", "def"}, "--toads value\ttest flag (default: abc,def)"},
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{"t", &Parser{"abc", "def"}, "-t value\ttest flag (default: abc,def)"},
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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 := 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 := GenericFlag{Name: test.name, EnvVar: "APP_ZAP"}
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output := flag.String()
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expectedSuffix := " [$APP_ZAP]"
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if runtime.GOOS == "windows" {
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expectedSuffix = " [%APP_ZAP%]"
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}
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if !strings.HasSuffix(output, expectedSuffix) {
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t.Errorf("%s does not end with"+expectedSuffix, 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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(&App{
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Flags: []Flag{
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StringFlag{Name: "serve, s"},
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},
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Action: func(ctx *Context) error {
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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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return nil
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},
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}).Run([]string{"run", "-s", "10"})
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}
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func TestParseDestinationString(t *testing.T) {
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var dest string
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a := App{
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Flags: []Flag{
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StringFlag{
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Name: "dest",
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Destination: &dest,
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},
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},
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Action: func(ctx *Context) error {
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if dest != "10" {
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t.Errorf("expected destination String 10")
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}
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return nil
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},
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}
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a.Run([]string{"run", "--dest", "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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(&App{
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Flags: []Flag{
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StringFlag{Name: "count, c", EnvVar: "APP_COUNT"},
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},
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Action: func(ctx *Context) error {
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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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return nil
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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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(&App{
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Flags: []Flag{
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StringFlag{Name: "count, c", EnvVar: "COMPAT_COUNT,APP_COUNT"},
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},
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Action: func(ctx *Context) error {
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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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return nil
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},
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}).Run([]string{"run"})
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}
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|
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func TestParseMultiStringSlice(t *testing.T) {
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(&App{
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Flags: []Flag{
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StringSliceFlag{Name: "serve, s", Value: NewStringSlice()},
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},
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Action: func(ctx *Context) error {
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expected := []string{"10", "20"}
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if !reflect.DeepEqual(ctx.StringSlice("serve"), expected) {
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t.Errorf("main name not set: %v != %v", expected, ctx.StringSlice("serve"))
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}
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if !reflect.DeepEqual(ctx.StringSlice("s"), expected) {
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t.Errorf("short name not set: %v != %v", expected, ctx.StringSlice("s"))
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}
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return nil
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},
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}).Run([]string{"run", "-s", "10", "-s", "20"})
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}
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|
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func TestParseMultiStringSliceWithDefaults(t *testing.T) {
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(&App{
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Flags: []Flag{
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StringSliceFlag{Name: "serve, s", Value: NewStringSlice("9", "2")},
|
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},
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Action: func(ctx *Context) {
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expected := []string{"10", "20"}
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if !reflect.DeepEqual(ctx.StringSlice("serve"), expected) {
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t.Errorf("main name not set: %v != %v", expected, ctx.StringSlice("serve"))
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}
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if !reflect.DeepEqual(ctx.StringSlice("s"), expected) {
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t.Errorf("short name not set: %v != %v", expected, ctx.StringSlice("s"))
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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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|
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func TestParseMultiStringSliceWithDefaultsUnset(t *testing.T) {
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(&App{
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Flags: []Flag{
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StringSliceFlag{Name: "serve, s", Value: NewStringSlice("9", "2")},
|
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},
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Action: func(ctx *Context) {
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if !reflect.DeepEqual(ctx.StringSlice("serve"), []string{"9", "2"}) {
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t.Errorf("main name not set: %v", ctx.StringSlice("serve"))
|
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}
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if !reflect.DeepEqual(ctx.StringSlice("s"), []string{"9", "2"}) {
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t.Errorf("short name not set: %v", ctx.StringSlice("s"))
|
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}
|
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},
|
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}).Run([]string{"run"})
|
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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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|
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(&App{
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Flags: []Flag{
|
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StringSliceFlag{Name: "intervals, i", Value: NewStringSlice(), EnvVar: "APP_INTERVALS"},
|
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},
|
|
Action: func(ctx *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")
|
|
}
|
|
if !reflect.DeepEqual(ctx.StringSlice("i"), []string{"20", "30", "40"}) {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
},
|
|
}).Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiStringSliceFromEnvWithDefaults(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_INTERVALS", "20,30,40")
|
|
|
|
(&App{
|
|
Flags: []Flag{
|
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StringSliceFlag{Name: "intervals, i", Value: NewStringSlice("1", "2", "5"), EnvVar: "APP_INTERVALS"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if !reflect.DeepEqual(ctx.StringSlice("intervals"), []string{"20", "30", "40"}) {
|
|
t.Errorf("main name not set from env")
|
|
}
|
|
if !reflect.DeepEqual(ctx.StringSlice("i"), []string{"20", "30", "40"}) {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
return nil
|
|
},
|
|
}).Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiStringSliceFromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_INTERVALS", "20,30,40")
|
|
|
|
(&App{
|
|
Flags: []Flag{
|
|
StringSliceFlag{Name: "intervals, i", Value: NewStringSlice(), EnvVar: "COMPAT_INTERVALS,APP_INTERVALS"},
|
|
},
|
|
Action: func(ctx *Context) {
|
|
if !reflect.DeepEqual(ctx.StringSlice("intervals"), []string{"20", "30", "40"}) {
|
|
t.Errorf("main name not set from env")
|
|
}
|
|
if !reflect.DeepEqual(ctx.StringSlice("i"), []string{"20", "30", "40"}) {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
},
|
|
}).Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiStringSliceFromEnvCascadeWithDefaults(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_INTERVALS", "20,30,40")
|
|
|
|
(&App{
|
|
Flags: []Flag{
|
|
StringSliceFlag{Name: "intervals, i", Value: NewStringSlice("1", "2", "5"), EnvVar: "COMPAT_INTERVALS,APP_INTERVALS"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if !reflect.DeepEqual(ctx.StringSlice("intervals"), []string{"20", "30", "40"}) {
|
|
t.Errorf("main name not set from env")
|
|
}
|
|
if !reflect.DeepEqual(ctx.StringSlice("i"), []string{"20", "30", "40"}) {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
return nil
|
|
},
|
|
}).Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiInt(t *testing.T) {
|
|
a := App{
|
|
Flags: []Flag{
|
|
IntFlag{Name: "serve, s"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if ctx.Int("serve") != 10 {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.Int("s") != 10 {
|
|
t.Errorf("short name not set")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run", "-s", "10"})
|
|
}
|
|
|
|
func TestParseDestinationInt(t *testing.T) {
|
|
var dest int
|
|
a := App{
|
|
Flags: []Flag{
|
|
IntFlag{
|
|
Name: "dest",
|
|
Destination: &dest,
|
|
},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if dest != 10 {
|
|
t.Errorf("expected destination Int 10")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run", "--dest", "10"})
|
|
}
|
|
|
|
func TestParseMultiIntFromEnv(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_TIMEOUT_SECONDS", "10")
|
|
a := App{
|
|
Flags: []Flag{
|
|
IntFlag{Name: "timeout, t", EnvVar: "APP_TIMEOUT_SECONDS"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if ctx.Int("timeout") != 10 {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.Int("t") != 10 {
|
|
t.Errorf("short name not set")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiIntFromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_TIMEOUT_SECONDS", "10")
|
|
a := App{
|
|
Flags: []Flag{
|
|
IntFlag{Name: "timeout, t", EnvVar: "COMPAT_TIMEOUT_SECONDS,APP_TIMEOUT_SECONDS"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if ctx.Int("timeout") != 10 {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.Int("t") != 10 {
|
|
t.Errorf("short name not set")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiIntSlice(t *testing.T) {
|
|
(&App{
|
|
Flags: []Flag{
|
|
IntSliceFlag{Name: "serve, s", Value: NewIntSlice()},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if !reflect.DeepEqual(ctx.IntSlice("serve"), []int{10, 20}) {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if !reflect.DeepEqual(ctx.IntSlice("s"), []int{10, 20}) {
|
|
t.Errorf("short name not set")
|
|
}
|
|
return nil
|
|
},
|
|
}).Run([]string{"run", "-s", "10", "-s", "20"})
|
|
}
|
|
|
|
func TestParseMultiIntSliceWithDefaults(t *testing.T) {
|
|
(&App{
|
|
Flags: []Flag{
|
|
IntSliceFlag{Name: "serve, s", Value: NewIntSlice(9, 2)},
|
|
},
|
|
Action: func(ctx *Context) {
|
|
if !reflect.DeepEqual(ctx.IntSlice("serve"), []int{10, 20}) {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if !reflect.DeepEqual(ctx.IntSlice("s"), []int{10, 20}) {
|
|
t.Errorf("short name not set")
|
|
}
|
|
},
|
|
}).Run([]string{"run", "-s", "10", "-s", "20"})
|
|
}
|
|
|
|
func TestParseMultiIntSliceWithDefaultsUnset(t *testing.T) {
|
|
(&App{
|
|
Flags: []Flag{
|
|
IntSliceFlag{Name: "serve, s", Value: NewIntSlice(9, 2)},
|
|
},
|
|
Action: func(ctx *Context) {
|
|
if !reflect.DeepEqual(ctx.IntSlice("serve"), []int{9, 2}) {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if !reflect.DeepEqual(ctx.IntSlice("s"), []int{9, 2}) {
|
|
t.Errorf("short name not set")
|
|
}
|
|
},
|
|
}).Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiIntSliceFromEnv(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_INTERVALS", "20,30,40")
|
|
|
|
(&App{
|
|
Flags: []Flag{
|
|
IntSliceFlag{Name: "intervals, i", Value: NewIntSlice(), EnvVar: "APP_INTERVALS"},
|
|
},
|
|
Action: func(ctx *Context) {
|
|
if !reflect.DeepEqual(ctx.IntSlice("intervals"), []int{20, 30, 40}) {
|
|
t.Errorf("main name not set from env")
|
|
}
|
|
if !reflect.DeepEqual(ctx.IntSlice("i"), []int{20, 30, 40}) {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
},
|
|
}).Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiIntSliceFromEnvWithDefaults(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_INTERVALS", "20,30,40")
|
|
|
|
(&App{
|
|
Flags: []Flag{
|
|
IntSliceFlag{Name: "intervals, i", Value: NewIntSlice(1, 2, 5), EnvVar: "APP_INTERVALS"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if !reflect.DeepEqual(ctx.IntSlice("intervals"), []int{20, 30, 40}) {
|
|
t.Errorf("main name not set from env")
|
|
}
|
|
if !reflect.DeepEqual(ctx.IntSlice("i"), []int{20, 30, 40}) {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
return nil
|
|
},
|
|
}).Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiIntSliceFromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_INTERVALS", "20,30,40")
|
|
|
|
(&App{
|
|
Flags: []Flag{
|
|
IntSliceFlag{Name: "intervals, i", Value: NewIntSlice(), EnvVar: "COMPAT_INTERVALS,APP_INTERVALS"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if !reflect.DeepEqual(ctx.IntSlice("intervals"), []int{20, 30, 40}) {
|
|
t.Errorf("main name not set from env")
|
|
}
|
|
if !reflect.DeepEqual(ctx.IntSlice("i"), []int{20, 30, 40}) {
|
|
t.Errorf("short name not set from env")
|
|
}
|
|
return nil
|
|
},
|
|
}).Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiFloat64(t *testing.T) {
|
|
a := App{
|
|
Flags: []Flag{
|
|
Float64Flag{Name: "serve, s"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if ctx.Float64("serve") != 10.2 {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.Float64("s") != 10.2 {
|
|
t.Errorf("short name not set")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run", "-s", "10.2"})
|
|
}
|
|
|
|
func TestParseDestinationFloat64(t *testing.T) {
|
|
var dest float64
|
|
a := App{
|
|
Flags: []Flag{
|
|
Float64Flag{
|
|
Name: "dest",
|
|
Destination: &dest,
|
|
},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if dest != 10.2 {
|
|
t.Errorf("expected destination Float64 10.2")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run", "--dest", "10.2"})
|
|
}
|
|
|
|
func TestParseMultiFloat64FromEnv(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_TIMEOUT_SECONDS", "15.5")
|
|
a := App{
|
|
Flags: []Flag{
|
|
Float64Flag{Name: "timeout, t", EnvVar: "APP_TIMEOUT_SECONDS"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if ctx.Float64("timeout") != 15.5 {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.Float64("t") != 15.5 {
|
|
t.Errorf("short name not set")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiFloat64FromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_TIMEOUT_SECONDS", "15.5")
|
|
a := App{
|
|
Flags: []Flag{
|
|
Float64Flag{Name: "timeout, t", EnvVar: "COMPAT_TIMEOUT_SECONDS,APP_TIMEOUT_SECONDS"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if ctx.Float64("timeout") != 15.5 {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.Float64("t") != 15.5 {
|
|
t.Errorf("short name not set")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiBool(t *testing.T) {
|
|
a := App{
|
|
Flags: []Flag{
|
|
BoolFlag{Name: "serve, s"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if ctx.Bool("serve") != true {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.Bool("s") != true {
|
|
t.Errorf("short name not set")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run", "--serve"})
|
|
}
|
|
|
|
func TestParseDestinationBool(t *testing.T) {
|
|
var dest bool
|
|
a := App{
|
|
Flags: []Flag{
|
|
BoolFlag{
|
|
Name: "dest",
|
|
Destination: &dest,
|
|
},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if dest != true {
|
|
t.Errorf("expected destination Bool true")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run", "--dest"})
|
|
}
|
|
|
|
func TestParseMultiBoolFromEnv(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_DEBUG", "1")
|
|
a := App{
|
|
Flags: []Flag{
|
|
BoolFlag{Name: "debug, d", EnvVar: "APP_DEBUG"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
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")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiBoolFromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_DEBUG", "1")
|
|
a := App{
|
|
Flags: []Flag{
|
|
BoolFlag{Name: "debug, d", EnvVar: "COMPAT_DEBUG,APP_DEBUG"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
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")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiBoolT(t *testing.T) {
|
|
a := App{
|
|
Flags: []Flag{
|
|
BoolTFlag{Name: "serve, s"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if ctx.BoolT("serve") != true {
|
|
t.Errorf("main name not set")
|
|
}
|
|
if ctx.BoolT("s") != true {
|
|
t.Errorf("short name not set")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run", "--serve"})
|
|
}
|
|
|
|
func TestParseDestinationBoolT(t *testing.T) {
|
|
var dest bool
|
|
a := App{
|
|
Flags: []Flag{
|
|
BoolTFlag{
|
|
Name: "dest",
|
|
Destination: &dest,
|
|
},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if dest != true {
|
|
t.Errorf("expected destination BoolT true")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run", "--dest"})
|
|
}
|
|
|
|
func TestParseMultiBoolTFromEnv(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_DEBUG", "0")
|
|
a := App{
|
|
Flags: []Flag{
|
|
BoolTFlag{Name: "debug, d", EnvVar: "APP_DEBUG"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
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")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseMultiBoolTFromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_DEBUG", "0")
|
|
a := App{
|
|
Flags: []Flag{
|
|
BoolTFlag{Name: "debug, d", EnvVar: "COMPAT_DEBUG,APP_DEBUG"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
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")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
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 := App{
|
|
Flags: []Flag{
|
|
GenericFlag{Name: "serve, s", Value: &Parser{}},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
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")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run", "-s", "10,20"})
|
|
}
|
|
|
|
func TestParseGenericFromEnv(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_SERVE", "20,30")
|
|
a := App{
|
|
Flags: []Flag{
|
|
GenericFlag{Name: "serve, s", Value: &Parser{}, EnvVar: "APP_SERVE"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
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")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestParseGenericFromEnvCascade(t *testing.T) {
|
|
os.Clearenv()
|
|
os.Setenv("APP_FOO", "99,2000")
|
|
a := App{
|
|
Flags: []Flag{
|
|
GenericFlag{Name: "foos", Value: &Parser{}, EnvVar: "COMPAT_FOO,APP_FOO"},
|
|
},
|
|
Action: func(ctx *Context) error {
|
|
if !reflect.DeepEqual(ctx.Generic("foos"), &Parser{"99", "2000"}) {
|
|
t.Errorf("value not set from env")
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
a.Run([]string{"run"})
|
|
}
|
|
|
|
func TestStringSlice_Serialized_Set(t *testing.T) {
|
|
sl0 := NewStringSlice("a", "b")
|
|
ser0 := sl0.Serialized()
|
|
|
|
if len(ser0) < len(slPfx) {
|
|
t.Fatalf("serialized shorter than expected: %q", ser0)
|
|
}
|
|
|
|
sl1 := NewStringSlice("c", "d")
|
|
sl1.Set(ser0)
|
|
|
|
if sl0.String() != sl1.String() {
|
|
t.Fatalf("pre and post serialization do not match: %v != %v", sl0, sl1)
|
|
}
|
|
}
|
|
|
|
func TestIntSlice_Serialized_Set(t *testing.T) {
|
|
sl0 := NewIntSlice(1, 2)
|
|
ser0 := sl0.Serialized()
|
|
|
|
if len(ser0) < len(slPfx) {
|
|
t.Fatalf("serialized shorter than expected: %q", ser0)
|
|
}
|
|
|
|
sl1 := NewIntSlice(3, 4)
|
|
sl1.Set(ser0)
|
|
|
|
if sl0.String() != sl1.String() {
|
|
t.Fatalf("pre and post serialization do not match: %v != %v", sl0, sl1)
|
|
}
|
|
}
|