Move attachment into models/repo/ (#17650)

* Move attachment into models/repo/

* Fix test

* Fix bug

models/repo/attachment_test.go

@@ -0,0 +1,104 @@
+// Copyright 2017 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package repo
+
+import (
+	"testing"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/unittest"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestIncreaseDownloadCount(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	attachment, err := GetAttachmentByUUID("a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11")
+	assert.NoError(t, err)
+	assert.Equal(t, int64(0), attachment.DownloadCount)
+
+	// increase download count
+	err = attachment.IncreaseDownloadCount()
+	assert.NoError(t, err)
+
+	attachment, err = GetAttachmentByUUID("a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11")
+	assert.NoError(t, err)
+	assert.Equal(t, int64(1), attachment.DownloadCount)
+}
+
+func TestGetByCommentOrIssueID(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	// count of attachments from issue ID
+	attachments, err := GetAttachmentsByIssueID(1)
+	assert.NoError(t, err)
+	assert.Len(t, attachments, 1)
+
+	attachments, err = GetAttachmentsByCommentID(1)
+	assert.NoError(t, err)
+	assert.Len(t, attachments, 2)
+}
+
+func TestDeleteAttachments(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	count, err := DeleteAttachmentsByIssue(4, false)
+	assert.NoError(t, err)
+	assert.Equal(t, 2, count)
+
+	count, err = DeleteAttachmentsByComment(2, false)
+	assert.NoError(t, err)
+	assert.Equal(t, 2, count)
+
+	err = DeleteAttachment(&Attachment{ID: 8}, false)
+	assert.NoError(t, err)
+
+	attachment, err := GetAttachmentByUUID("a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a18")
+	assert.Error(t, err)
+	assert.True(t, IsErrAttachmentNotExist(err))
+	assert.Nil(t, attachment)
+}
+
+func TestGetAttachmentByID(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	attach, err := GetAttachmentByID(1)
+	assert.NoError(t, err)
+	assert.Equal(t, "a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11", attach.UUID)
+}
+
+func TestAttachment_DownloadURL(t *testing.T) {
+	attach := &Attachment{
+		UUID: "a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11",
+		ID:   1,
+	}
+	assert.Equal(t, "https://try.gitea.io/attachments/a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11", attach.DownloadURL())
+}
+
+func TestUpdateAttachment(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	attach, err := GetAttachmentByID(1)
+	assert.NoError(t, err)
+	assert.Equal(t, "a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11", attach.UUID)
+
+	attach.Name = "new_name"
+	assert.NoError(t, UpdateAttachment(attach))
+
+	unittest.AssertExistsAndLoadBean(t, &Attachment{Name: "new_name"})
+}
+
+func TestGetAttachmentsByUUIDs(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	attachList, err := GetAttachmentsByUUIDs(db.DefaultContext, []string{"a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11", "a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a17", "not-existing-uuid"})
+	assert.NoError(t, err)
+	assert.Len(t, attachList, 2)
+	assert.Equal(t, "a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11", attachList[0].UUID)
+	assert.Equal(t, "a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a17", attachList[1].UUID)
+	assert.Equal(t, int64(1), attachList[0].IssueID)
+	assert.Equal(t, int64(5), attachList[1].IssueID)
+}