// TestNegativeTreeReading checks the failing reading of trees.
func TestNegativeTreeReading(t *testing.T) {
assert := audit.NewTestingAssertion(t, true)
text := "{foo {bar 1}{bar 2}}"
builder := sml.NewKeyStringValueTreeBuilder()
err := sml.ReadSML(strings.NewReader(text), builder)
assert.ErrorMatch(err, `.* node has multiple values`)
}
// TestPositiveTreeReading checks the successful reading of trees.
func TestPositiveTreeReading(t *testing.T) {
assert := audit.NewTestingAssertion(t, true)
text := "{config {foo 1}{bar 2}{yadda {up down}{down up}}}"
builder := sml.NewKeyStringValueTreeBuilder()
err := sml.ReadSML(strings.NewReader(text), builder)
assert.Nil(err)
tree, err := builder.Tree()
assert.Nil(err)
assert.Logf("%v", tree)
}
// Read reads the SML source of the configuration from a
// reader, parses it, and returns the configuration instance.
func Read(source io.Reader) (Configuration, error) {
builder := sml.NewKeyStringValueTreeBuilder()
err := sml.ReadSML(source, builder)
if err != nil {
return nil, errors.Annotate(err, ErrIllegalSourceFormat, errorMessages)
}
tree, err := builder.Tree()
if err != nil {
return nil, errors.Annotate(err, ErrIllegalSourceFormat, errorMessages)
}
if err := tree.At("config").Error(); err != nil {
return nil, errors.Annotate(err, ErrIllegalSourceFormat, errorMessages)
}
return &configuration{tree}, nil
}