Alec Thomas
52 lines
1.2 KiB
Go
52 lines
1.2 KiB
Go
package kong_test
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import (
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"encoding/json"
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"io/ioutil"
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"os"
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"testing"
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"github.com/stretchr/testify/require"
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"github.com/alecthomas/kong"
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)
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func TestOptions(t *testing.T) {
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var cli struct{}
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p, err := kong.New(&cli, kong.Name("name"), kong.Description("description"), kong.Writers(nil, nil), kong.Exit(nil))
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require.NoError(t, err)
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require.Equal(t, "name", p.Model.Name)
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require.Equal(t, "description", p.Model.Help)
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require.Nil(t, p.Stdout)
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require.Nil(t, p.Stderr)
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require.Nil(t, p.Exit)
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}
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func TestConfigLoading(t *testing.T) {
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first, err := ioutil.TempFile("", "")
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require.NoError(t, err)
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defer first.Close()
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defer os.Remove(first.Name())
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second, err := ioutil.TempFile("", "")
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require.NoError(t, err)
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defer second.Close()
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defer os.Remove(second.Name())
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var cli struct {
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Flag string `json:"flag,omitempty"`
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}
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cli.Flag = "first"
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err = json.NewEncoder(first).Encode(&cli)
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require.NoError(t, err)
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cli.Flag = ""
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err = json.NewEncoder(second).Encode(&cli)
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require.NoError(t, err)
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p := mustNew(t, &cli, kong.Configuration(kong.JSON, first.Name(), second.Name()))
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_, err = p.Parse(nil)
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require.NoError(t, err)
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require.Equal(t, "first", cli.Flag)
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}
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