// Check words against known models
func getFromModel(words []string, languages []string) (result string) {
sample := strings.Join(words, " ")
if len([]rune(sample)) < minLength {
return unknownLanguage
}
var (
scores map[string]int = make(map[string]int, len(languages))
model []string = models.GetOrderedModel(sample)
minimal int = maxDistance
)
for _, lang := range languages {
scores[lang] = getDistance(model, models.GetModels()[strings.ToLower(lang)])
}
for lang, score := range scores {
if score < minimal {
minimal = score
result = lang
}
}
return result
}
func Test_GetOrderedModel(t *testing.T) {
var om []string
om = models.GetOrderedModel("abc")
if len(om) != 1 || !keyExists("abc", om) {
t.Errorf("Model must be [abc]")
}
om = models.GetOrderedModel("abca")
if len(om) != 2 || !keyExists("abc", om) || !keyExists("bca", om) {
t.Errorf("Model must be [abc bca]")
}
om = models.GetOrderedModel("abcabdcab")
if len(om) != 6 ||
!keyExists("cab", om) ||
!keyExists("abc", om) ||
!keyExists("abd", om) ||
!keyExists("bca", om) ||
!keyExists("bdc", om) ||
!keyExists("dca", om) {
t.Errorf("Model must be [cab abc abd bca bdc dca]")
}
}