// Valuemap Applies a Valuemap transform.
func (t *Transformer) Valuemap(mappings map[string]map[interface{}]interface{}) *Transformer {
return t.Apply(transforms.Valuemap(mappings))
}
return optimus.Transform(source, transforms.Select(filter))
},
Arg: func(row optimus.Row) (bool, error) {
return row["header1"] == "value1", nil
},
},
{
Name: "Valuemap",
Source: defaultSource,
Actual: func(source optimus.Table, arg interface{}) optimus.Table {
mapping := arg.(map[string]map[interface{}]interface{})
return New(source).Valuemap(mapping).Table()
},
Expected: func(source optimus.Table, arg interface{}) optimus.Table {
mapping := arg.(map[string]map[interface{}]interface{})
return optimus.Transform(source, transforms.Valuemap(mapping))
},
Arg: map[string]map[interface{}]interface{}{
"header1": {"value1": "value10", "value3": "value30"},
},
},
{
Name: "TableTransformErrorPassesThrough",
Actual: func(optimus.Table, interface{}) optimus.Table {
return New(infinite.New()).Map(
errorTransform("failed")).Fieldmap(map[string][]string{}).Table()
},
Error: errors.New("failed"),
},
{
Name: "TableTransformFirstErrorPassesThrough",