Added tests and a benchmark

search.go

@@ -65,15 +65,20 @@ func (DB *Search) Replace(list []string) {
 func (DB *Search) Match(Title string) []interface{} {
 	IDS := []ID{}
 	title := DB.CleanSearch(strings.ToLower(Title))
-mainLoop:
 	for k, v := range DB.Words {
+		tempKeys := []ID{}
 		for _, t := range v {
 			sim := similarity(t, title)
 			if sim > 0 {
-				IDS = append(IDS, ID{Key: k, Score: sim, Title: t})
+				tempKeys = append(tempKeys, ID{Key: k, Score: sim, Title: t})
-				continue mainLoop
 			}
 		}
+		if len(tempKeys) > 0 {
+			sort.Slice(tempKeys, func(i, j int) bool {
+				return tempKeys[i].Score > tempKeys[j].Score
+			})
+			IDS = append(IDS, tempKeys[0])
+		}
 	}
 	sort.Slice(IDS, func(i, j int) bool {
 		return IDS[i].Score > IDS[j].Score
@@ -96,8 +101,8 @@ loop:
 				s++
 				matched = append(matched, f)
 				continue loop
-			} else {
+			} else if i != l {
-				s = s - 0.125
+				s = s - ((float64(len(i)) * 0.1) * (0.125 / 2))
 			}
 		}
 	}

search_test.go

@@ -0,0 +1,63 @@
+package search
+
+import (
+	"git.fuyu.moe/Fuyu/assert"
+	"strings"
+	"testing"
+)
+
+func TestAdd(t *testing.T) {
+	var DB Search
+	as := assert.New(t)
+	for i := 0; i < 50; i++ {
+		DB.Add(i, [][]string{[]string{"test"}, []string{"another", "test"}, []string{"third", "one"}})
+	}
+
+	as.Eq("test", DB.Words[0][0][0])
+	as.Contains("another", DB.Words[0][1])
+	as.Eq(50, len(DB.Words))
+}
+
+func TestMatch(t *testing.T) {
+	var DB Search
+	as := assert.New(t)
+	DB.Add(2, [][]string{[]string{"test"}, []string{"another", "test"}, []string{"third", "one"}})
+	DB.Add(1, [][]string{[]string{"test"}, []string{"another", "test"}, []string{"third", "test"}})
+	res := DB.Match("third")
+	as.Eq(2, res[0])
+	as.Eq(2, len(res))
+}
+
+func TestCleanSearch(t *testing.T) {
+	var DB Search
+	as := assert.New(t)
+	as.SameElements(DB.CleanSearch("Title of a anime in here"), []string{`title`, `of`, `a`, `anime`, `in`, `here`})
+}
+
+func TestIgnore(t *testing.T) {
+	var DB Search
+	as := assert.New(t)
+	expectedIgnored := []string{`a`, `of`, `in`, `the`, `wa`, `ga`, `no`, `ni`, `wo`, `he`, `o`, `ka`}
+	DB.Ignore(expectedIgnored)
+	as.SameElements(expectedIgnored, DB.IgnoreWords)
+	as.SameElements(DB.CleanSearch("Title of a anime in here"), []string{`title`, `anime`, `here`})
+}
+
+func TestReplace(t *testing.T) {
+	var DB Search
+	as := assert.New(t)
+	expectedReplace := strings.Split(`〜☆♪・〈〉「」！『』²Ⅱ＋[](),.!?\/{}+-_=~"'@#$%^&*|;:<>`, ``)
+	DB.Replace(expectedReplace)
+	as.SameElements(expectedReplace, DB.RemoveCharacters)
+	as.SameElements(DB.CleanSearch("Ti☆tle〜 of☆a anime² in♪ 「here」"), []string{`ti`, `tle`, `of`, `a`, `anime`, `in`, `here`})
+}
+
+func BenchmarkMatch(b *testing.B) {
+	var DB Search
+	for i := 0; i < 10000; i++ {
+		DB.Add(i, [][]string{[]string{string(i)}, []string{"another", "test" + string(i)}, []string{"third", "test"}})
+	}
+	for n := 0; n < b.N; n++ {
+		DB.Match(`5`)
+	}
+}