65 lines
1.1 KiB
Go
65 lines
1.1 KiB
Go
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package cli
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import (
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"bytes"
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"fmt"
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"io"
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"sync"
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)
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// MockUi is a mock UI that is used for tests and is exported publicly for
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// use in external tests if needed as well.
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type MockUi struct {
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InputReader io.Reader
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ErrorWriter *bytes.Buffer
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OutputWriter *bytes.Buffer
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once sync.Once
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}
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func (u *MockUi) Ask(query string) (string, error) {
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u.once.Do(u.init)
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var result string
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fmt.Fprint(u.OutputWriter, query)
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if _, err := fmt.Fscanln(u.InputReader, &result); err != nil {
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return "", err
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}
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return result, nil
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}
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func (u *MockUi) AskSecret(query string) (string, error) {
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return u.Ask(query)
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}
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func (u *MockUi) Error(message string) {
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u.once.Do(u.init)
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fmt.Fprint(u.ErrorWriter, message)
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fmt.Fprint(u.ErrorWriter, "\n")
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}
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func (u *MockUi) Info(message string) {
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u.Output(message)
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}
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func (u *MockUi) Output(message string) {
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u.once.Do(u.init)
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fmt.Fprint(u.OutputWriter, message)
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fmt.Fprint(u.OutputWriter, "\n")
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}
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func (u *MockUi) Warn(message string) {
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u.once.Do(u.init)
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fmt.Fprint(u.ErrorWriter, message)
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fmt.Fprint(u.ErrorWriter, "\n")
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}
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func (u *MockUi) init() {
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u.ErrorWriter = new(bytes.Buffer)
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u.OutputWriter = new(bytes.Buffer)
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}
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