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fs: add Features.Enabled to return map of enabled features by name
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parent
bd10344d65
commit
e1cf551ded
20
fs/fs.go
20
fs/fs.go
@ -618,6 +618,26 @@ func (ft *Features) List() (out []string) {
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return out
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}
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// Enabled returns a map of features with keys showing whether they
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// are enabled or not
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func (ft *Features) Enabled() (features map[string]bool) {
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v := reflect.ValueOf(ft).Elem()
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vType := v.Type()
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features = make(map[string]bool, v.NumField())
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for i := 0; i < v.NumField(); i++ {
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vName := vType.Field(i).Name
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field := v.Field(i)
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if field.Kind() == reflect.Func {
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// Can't compare functions
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features[vName] = !field.IsNil()
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} else {
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zero := reflect.Zero(field.Type())
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features[vName] = field.Interface() != zero.Interface()
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}
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}
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return features
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}
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// DisableList nil's out the comma separated list of named features.
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// If it isn't found then it will log a message.
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func (ft *Features) DisableList(list []string) *Features {
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@ -41,6 +41,31 @@ func TestFeaturesList(t *testing.T) {
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assert.True(t, strings.Contains(names, ",Copy,"))
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}
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func TestFeaturesEnabled(t *testing.T) {
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ft := new(Features)
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ft.CaseInsensitive = true
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ft.Purge = func() error { return nil }
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enabled := ft.Enabled()
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flag, ok := enabled["CaseInsensitive"]
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assert.Equal(t, true, ok)
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assert.Equal(t, true, flag, enabled)
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flag, ok = enabled["Purge"]
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assert.Equal(t, true, ok)
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assert.Equal(t, true, flag, enabled)
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flag, ok = enabled["DuplicateFiles"]
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assert.Equal(t, true, ok)
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assert.Equal(t, false, flag, enabled)
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flag, ok = enabled["Copy"]
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assert.Equal(t, true, ok)
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assert.Equal(t, false, flag, enabled)
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assert.Equal(t, len(ft.List()), len(enabled))
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}
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func TestFeaturesDisableList(t *testing.T) {
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ft := new(Features)
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ft.Copy = func(src Object, remote string) (Object, error) {
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