66 lines
1.5 KiB
Go
66 lines
1.5 KiB
Go
package kingpin
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import (
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"bytes"
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"strings"
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"testing"
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"github.com/alecthomas/assert"
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)
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func TestFormatTwoColumns(t *testing.T) {
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buf := bytes.NewBuffer(nil)
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formatTwoColumns(buf, 2, 2, 20, [][2]string{
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{"--hello", "Hello world help with something that is cool."},
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})
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expected := ` --hello Hello
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world
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help with
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something
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that is
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cool.
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`
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assert.Equal(t, expected, buf.String())
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}
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func TestFormatTwoColumnsWide(t *testing.T) {
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samples := [][2]string{
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{strings.Repeat("x", 29), "29 chars"},
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{strings.Repeat("x", 30), "30 chars"}}
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buf := bytes.NewBuffer(nil)
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formatTwoColumns(buf, 0, 0, 200, samples)
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expected := `xxxxxxxxxxxxxxxxxxxxxxxxxxxxx29 chars
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xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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30 chars
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`
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assert.Equal(t, expected, buf.String())
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}
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func TestHiddenCommand(t *testing.T) {
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templates := []struct{ name, template string }{
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{"default", DefaultUsageTemplate},
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{"Compact", CompactUsageTemplate},
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{"Long", LongHelpTemplate},
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{"Man", ManPageTemplate},
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}
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var buf bytes.Buffer
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t.Log("1")
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a := New("test", "Test").Writer(&buf).Terminate(nil)
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a.Command("visible", "visible")
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a.Command("hidden", "hidden").Hidden()
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for _, tp := range templates {
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buf.Reset()
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a.UsageTemplate(tp.template)
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a.Parse(nil)
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// a.Parse([]string{"--help"})
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usage := buf.String()
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t.Logf("Usage for %s is:\n%s\n", tp.name, usage)
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assert.NotContains(t, usage, "hidden")
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assert.Contains(t, usage, "visible")
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}
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}
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