Split migrations folder (#21549)

There are too many files in `models/migrations` folder so that I split
them into sub folders.

models/migrations/v1_17/v221_test.go

@@ -0,0 +1,67 @@
+// Copyright 2022 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 v1_17 // nolint
+
+import (
+	"encoding/base32"
+	"testing"
+
+	"code.gitea.io/gitea/models/migrations/base"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func Test_StoreWebauthnCredentialIDAsBytes(t *testing.T) {
+	// Create webauthnCredential table
+	type WebauthnCredential struct {
+		ID              int64 `xorm:"pk autoincr"`
+		Name            string
+		LowerName       string `xorm:"unique(s)"`
+		UserID          int64  `xorm:"INDEX unique(s)"`
+		CredentialID    string `xorm:"INDEX VARCHAR(410)"`
+		PublicKey       []byte
+		AttestationType string
+		AAGUID          []byte
+		SignCount       uint32 `xorm:"BIGINT"`
+		CloneWarning    bool
+	}
+
+	type ExpectedWebauthnCredential struct {
+		ID           int64  `xorm:"pk autoincr"`
+		CredentialID string // CredentialID is at most 1023 bytes as per spec released 20 July 2022
+	}
+
+	type ConvertedWebauthnCredential struct {
+		ID                int64  `xorm:"pk autoincr"`
+		CredentialIDBytes []byte `xorm:"VARBINARY(1024)"` // CredentialID is at most 1023 bytes as per spec released 20 July 2022
+	}
+
+	// Prepare and load the testing database
+	x, deferable := base.PrepareTestEnv(t, 0, new(WebauthnCredential), new(ExpectedWebauthnCredential))
+	defer deferable()
+	if x == nil || t.Failed() {
+		return
+	}
+
+	if err := StoreWebauthnCredentialIDAsBytes(x); err != nil {
+		assert.NoError(t, err)
+		return
+	}
+
+	expected := []ExpectedWebauthnCredential{}
+	if err := x.Table("expected_webauthn_credential").Asc("id").Find(&expected); !assert.NoError(t, err) {
+		return
+	}
+
+	got := []ConvertedWebauthnCredential{}
+	if err := x.Table("webauthn_credential").Select("id, credential_id_bytes").Asc("id").Find(&got); !assert.NoError(t, err) {
+		return
+	}
+
+	for i, e := range expected {
+		credIDBytes, _ := base32.HexEncoding.DecodeString(e.CredentialID)
+		assert.Equal(t, credIDBytes, got[i].CredentialIDBytes)
+	}
+}