urfave-cli/suggestions_test.go

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package cli
import (
"errors"
"fmt"
"testing"
)
func TestSuggestFlag(t *testing.T) {
// Given
app := testApp()
for _, testCase := range []struct {
provided, expected string
}{
{"", ""},
{"a", "--another-flag"},
{"hlp", "--help"},
{"k", ""},
{"s", "-s"},
} {
// When
res := app.suggestFlag(app.Flags, testCase.provided)
// Then
expect(t, res, testCase.expected)
}
}
func TestSuggestFlagHideHelp(t *testing.T) {
// Given
app := testApp()
app.HideHelp = true
// When
res := app.suggestFlag(app.Flags, "hlp")
// Then
expect(t, res, "--fl")
}
func TestSuggestFlagFromError(t *testing.T) {
// Given
app := testApp()
for _, testCase := range []struct {
command, provided, expected string
}{
{"", "hel", "--help"},
{"", "soccer", "--socket"},
{"config", "anot", "--another-flag"},
} {
// When
res, _ := app.suggestFlagFromError(
errors.New(providedButNotDefinedErrMsg+testCase.provided),
testCase.command,
)
// Then
expect(t, res, fmt.Sprintf(didYouMeanTemplate+"\n\n", testCase.expected))
}
}
func TestSuggestFlagFromErrorWrongError(t *testing.T) {
// Given
app := testApp()
// When
_, err := app.suggestFlagFromError(errors.New("invalid"), "")
// Then
expect(t, true, err != nil)
}
func TestSuggestFlagFromErrorWrongCommand(t *testing.T) {
// Given
app := testApp()
// When
_, err := app.suggestFlagFromError(
errors.New(providedButNotDefinedErrMsg+"flag"),
"invalid",
)
// Then
expect(t, true, err != nil)
}
func TestSuggestFlagFromErrorNoSuggestion(t *testing.T) {
// Given
app := testApp()
// When
_, err := app.suggestFlagFromError(
errors.New(providedButNotDefinedErrMsg+""),
"",
)
// Then
expect(t, true, err != nil)
}
func TestSuggestCommand(t *testing.T) {
// Given
app := testApp()
for _, testCase := range []struct {
provided, expected string
}{
{"", ""},
{"conf", "config"},
{"i", "i"},
{"information", "info"},
{"not-existing", "info"},
} {
// When
res := suggestCommand(app.Commands, testCase.provided)
// Then
expect(t, res, fmt.Sprintf(didYouMeanTemplate, testCase.expected))
}
}