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package cli
import (
"io"
"testing"
)
func TestMockUi_implements(t *testing.T) {
var _ Ui = new(MockUi)
}
func TestMockUi_Ask(t *testing.T) {
tests := []struct {
name string
query, input string
expectedResult string
}{
{"EmptyString", "Middle Name?", "\n", ""},
{"NonEmptyString", "Name?", "foo bar\nbaz\n", "foo bar"},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
in_r, in_w := io.Pipe()
defer in_r.Close()
defer in_w.Close()
ui := &MockUi{
InputReader: in_r,
}
go in_w.Write([]byte(tc.input))
result, err := ui.Ask(tc.query)
if err != nil {
t.Fatalf("err: %s", err)
}
if result != tc.expectedResult {
t.Fatalf("bad: %#v", result)
}
})
}
}
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