urfave-cli/app_test.go
Jeremy Saenz e5c31ab592 JMS-34: App.Run() can now be run multiple times.
- Added a method for looking up commands
- Using some logic to make sure default flags are not added more than
  once
2013-09-14 16:10:38 -07:00

65 lines
1.2 KiB
Go

package cli_test
import (
"fmt"
"github.com/codegangsta/cli"
"os"
"testing"
)
func ExampleApp() {
// set args for examples sake
os.Args = []string{"greet", "--name", "Jeremy"}
app := cli.NewApp()
app.Name = "greet"
app.Flags = []cli.Flag{
cli.StringFlag{"name", "bob", "a name to say"},
}
app.Action = func(c *cli.Context) {
fmt.Printf("Hello %v\n", c.String("name"))
}
app.Run(os.Args)
// Output:
// Hello Jeremy
}
func TestApp_Run(t *testing.T) {
s := ""
app := cli.NewApp()
app.Action = func(c *cli.Context) {
s = s + c.Args()[0]
}
app.Run([]string{"command", "foo"})
app.Run([]string{"command", "bar"})
expect(t, s, "foobar")
}
var commandAppTests = []struct {
name string
expected bool
}{
{"foobar", true},
{"batbaz", true},
{"b", true},
{"f", true},
{"bat", false},
{"nothing", false},
}
func TestApp_Command(t *testing.T) {
app := cli.NewApp()
fooCommand := cli.Command{Name: "foobar", ShortName: "f"}
batCommand := cli.Command{Name: "batbaz", ShortName: "b"}
app.Commands = []cli.Command{
fooCommand,
batCommand,
}
for _, test := range commandAppTests {
expect(t, app.Command(test.name) != nil, test.expected)
}
}