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