95 lines
1.7 KiB
Go
95 lines
1.7 KiB
Go
package cli
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import (
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"bytes"
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"testing"
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)
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func Test_ShowAppHelp_NoAuthor(t *testing.T) {
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output := new(bytes.Buffer)
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app := NewApp()
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app.Writer = output
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c := NewContext(app, nil, nil)
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ShowAppHelp(c)
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if bytes.Index(output.Bytes(), []byte("AUTHOR(S):")) != -1 {
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t.Errorf("expected\n%snot to include %s", output.String(), "AUTHOR(S):")
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}
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}
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func Test_ShowAppHelp_NoVersion(t *testing.T) {
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output := new(bytes.Buffer)
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app := NewApp()
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app.Writer = output
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app.Version = ""
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c := NewContext(app, nil, nil)
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ShowAppHelp(c)
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if bytes.Index(output.Bytes(), []byte("VERSION:")) != -1 {
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t.Errorf("expected\n%snot to include %s", output.String(), "VERSION:")
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}
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}
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func Test_Help_Custom_Flags(t *testing.T) {
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oldFlag := HelpFlag
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defer func() {
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HelpFlag = oldFlag
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}()
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HelpFlag = BoolFlag{
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Name: "help, x",
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Usage: "show help",
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}
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app := App{
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Flags: []Flag{
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BoolFlag{Name: "foo, h"},
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},
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Action: func(ctx *Context) {
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if ctx.Bool("h") != true {
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t.Errorf("custom help flag not set")
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}
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},
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}
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output := new(bytes.Buffer)
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app.Writer = output
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app.Run([]string{"test", "-h"})
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if output.Len() > 0 {
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t.Errorf("unexpected output: %s", output.String())
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}
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}
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func Test_Version_Custom_Flags(t *testing.T) {
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oldFlag := VersionFlag
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defer func() {
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VersionFlag = oldFlag
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}()
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VersionFlag = BoolFlag{
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Name: "version, V",
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Usage: "show version",
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}
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app := App{
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Flags: []Flag{
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BoolFlag{Name: "foo, v"},
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},
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Action: func(ctx *Context) {
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if ctx.Bool("v") != true {
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t.Errorf("custom version flag not set")
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}
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},
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}
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output := new(bytes.Buffer)
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app.Writer = output
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app.Run([]string{"test", "-v"})
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if output.Len() > 0 {
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t.Errorf("unexpected output: %s", output.String())
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}
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}
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