diff --git a/README.md b/README.md
index a4abad0..5fd6d57 100644
--- a/README.md
+++ b/README.md
@@ -85,7 +85,8 @@ func(t *Todo) BeforeUpdate() error {
 ### ToDo
 - [x] CRUD
 - [x] Hooks
-- [ ] Pagination
+- [x] Disconnect
+- [ ] Context
 - [ ] Aggregations
 - [ ] Transactions
 
diff --git a/collection_test.go b/collection_test.go
index 24eadee..ecea53b 100644
--- a/collection_test.go
+++ b/collection_test.go
@@ -30,6 +30,8 @@ func TestCollection_FindById(t *testing.T) {
 	assert.Nil(t, err)
 	assert.NotNil(t, result)
 	assert.Equal(t, doc.ID, result.ID)
+
+	mockDb.Disconnect()
 }
 
 func TestCollection_FindOne(t *testing.T) {
@@ -48,6 +50,8 @@ func TestCollection_FindOne(t *testing.T) {
 	assert.Nil(t, err)
 	assert.NotNil(t, result)
 	assert.Equal(t, doc.ID, result.ID)
+
+	mockDb.Disconnect()
 }
 
 func TestCollection_Find(t *testing.T) {
@@ -69,6 +73,8 @@ func TestCollection_Find(t *testing.T) {
 	assert.NotNil(t, result)
 	assert.Equal(t, len(result), 1)
 	assert.Equal(t, doc.ID, result[0].ID)
+
+	mockDb.Disconnect()
 }
 
 func TestCollection_Find_Empty(t *testing.T) {
@@ -90,16 +96,69 @@ func TestCollection_Find_Empty(t *testing.T) {
 	assert.NotNil(t, result)
 	assert.Equal(t, len(result), 0)
 	assert.Equal(t, result, []*testdoc{})
+
+	mockDb.Disconnect()
 }
 
-// TODO
+/*func TestCollection_Find_WithError(t *testing.T) {
+	rand.Seed(time.Now().UnixNano())
+	collection := GetCollection[*testdoc](&mockDb, "testdocs")
+
+	result, err := collection.Find(bson.M{"title": "NonExisting"})
+
+	assert.NotNil(t, err)
+	assert.Nil(t, result)
+}*/
+
 func TestCollection_UpdateOne(t *testing.T) {
+	rand.Seed(time.Now().UnixNano())
+	mockDb.Connect("mongodb://localhost:27017/colt?readPreference=primary&directConnection=true&ssl=false", "colt")
+
+	collection := GetCollection[*testdoc](&mockDb, "testdocs")
+
+	random := fmt.Sprint(rand.Int())
+	doc := testdoc{Title: random}
+
+	collection.Insert(&doc)
+
+	fmt.Println(doc.ID)
+	doc.Title = doc.Title + " updated"
+	err := collection.UpdateOne(bson.M{"title": random}, &doc)
 
+	totalWithNewTitle, err := collection.CountDocuments(bson.M{"title": random + " updated"})
+
+	assert.Nil(t, err)
+	assert.NotNil(t, totalWithNewTitle)
+	assert.Equal(t, totalWithNewTitle, int64(1))
+
+	mockDb.Disconnect()
 }
 
-// TODO
 func TestCollection_UpdateMany(t *testing.T) {
+	rand.Seed(time.Now().UnixNano())
+	mockDb.Connect("mongodb://localhost:27017/colt?readPreference=primary&directConnection=true&ssl=false", "colt")
+
+	collection := GetCollection[*testdoc](&mockDb, "testdocs")
+
+	random := fmt.Sprint(rand.Int())
+	doc := testdoc{Title: random}
+	doc2 := testdoc{Title: random}
 
+	collection.Insert(&doc)
+	collection.Insert(&doc2)
+
+	err := collection.UpdateMany(bson.M{"title": doc.Title}, bson.M{"$set": bson.M{"title": doc.Title + " updated"}})
+
+	fmt.Println(err)
+	time.Sleep(200 * time.Millisecond)
+
+	totalWithNewTitle, err := collection.CountDocuments(bson.M{"title": doc.Title + " updated"})
+
+	assert.Nil(t, err)
+	assert.NotNil(t, totalWithNewTitle)
+	assert.Equal(t, totalWithNewTitle, int64(2))
+
+	mockDb.Disconnect()
 }
 
 // TODO
@@ -130,4 +189,6 @@ func TestCollection_CountDocuments(t *testing.T) {
 	assert.Nil(t, err)
 	assert.NotNil(t, resultEmpty)
 	assert.Equal(t, resultEmpty, int64(0))
+
+	mockDb.Disconnect()
 }
diff --git a/database.go b/database.go
index c41015e..6707d46 100644
--- a/database.go
+++ b/database.go
@@ -41,6 +41,12 @@ func (db *Database) Connect(connectionString string, dbName string) error {
 	return err
 }
 
+func (db *Database) Disconnect() error {
+	err := db.client.Disconnect(DefaultContext());
+	db.db = nil
+	return err
+}
+
 func DefaultContext() context.Context {
 	ctx, _ := context.WithTimeout(context.Background(), 5*time.Second)
 	return ctx
diff --git a/indexes_test.go b/indexes_test.go
index 8a35f16..3c30a9a 100644
--- a/indexes_test.go
+++ b/indexes_test.go
@@ -9,7 +9,6 @@ import (
 	"time"
 )
 
-
 func TestCollection_CreateIndex(t *testing.T) {
 	rand.Seed(time.Now().UnixNano())
 	mockDb.Connect("mongodb://localhost:27017/colt?readPreference=primary&directConnection=true&ssl=false", "colt")
@@ -30,5 +29,5 @@ func TestCollection_CreateIndex(t *testing.T) {
 	indexCursor2.All(DefaultContext(), &indxs)
 
 	// new index
-	assert.Equal(t, len(indxs), indexCountBefore + 1)
-}
\ No newline at end of file
+	assert.Equal(t, len(indxs), indexCountBefore+1)
+}