Move EmailAddress & UserRedirect into models/user/ (#17607)

* Move EmailAddress into models/user/

* Fix test

* rename user_mail to user_email

* Fix test

* Move UserRedirect into models/user/

* Fix lint & test

* Fix lint

* Fix lint

* remove nolint comment

* Fix lint

models/user/email_address_test.go

@@ -0,0 +1,131 @@
+// 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 user
+
+import (
+	"testing"
+
+	"code.gitea.io/gitea/models/db"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetEmailAddresses(t *testing.T) {
+	assert.NoError(t, db.PrepareTestDatabase())
+
+	emails, _ := GetEmailAddresses(int64(1))
+	if assert.Len(t, emails, 3) {
+		assert.True(t, emails[0].IsPrimary)
+		assert.True(t, emails[2].IsActivated)
+		assert.False(t, emails[2].IsPrimary)
+	}
+
+	emails, _ = GetEmailAddresses(int64(2))
+	if assert.Len(t, emails, 2) {
+		assert.True(t, emails[0].IsPrimary)
+		assert.True(t, emails[0].IsActivated)
+	}
+}
+
+func TestIsEmailUsed(t *testing.T) {
+	assert.NoError(t, db.PrepareTestDatabase())
+
+	isExist, _ := IsEmailUsed(db.DefaultContext, "")
+	assert.True(t, isExist)
+	isExist, _ = IsEmailUsed(db.DefaultContext, "user11@example.com")
+	assert.True(t, isExist)
+	isExist, _ = IsEmailUsed(db.DefaultContext, "user1234567890@example.com")
+	assert.False(t, isExist)
+}
+
+func TestAddEmailAddress(t *testing.T) {
+	assert.NoError(t, db.PrepareTestDatabase())
+
+	assert.NoError(t, AddEmailAddress(&EmailAddress{
+		Email:       "user1234567890@example.com",
+		LowerEmail:  "user1234567890@example.com",
+		IsPrimary:   true,
+		IsActivated: true,
+	}))
+
+	// ErrEmailAlreadyUsed
+	err := AddEmailAddress(&EmailAddress{
+		Email:      "user1234567890@example.com",
+		LowerEmail: "user1234567890@example.com",
+	})
+	assert.Error(t, err)
+	assert.True(t, IsErrEmailAlreadyUsed(err))
+}
+
+func TestAddEmailAddresses(t *testing.T) {
+	assert.NoError(t, db.PrepareTestDatabase())
+
+	// insert multiple email address
+	emails := make([]*EmailAddress, 2)
+	emails[0] = &EmailAddress{
+		Email:       "user1234@example.com",
+		LowerEmail:  "user1234@example.com",
+		IsActivated: true,
+	}
+	emails[1] = &EmailAddress{
+		Email:       "user5678@example.com",
+		LowerEmail:  "user5678@example.com",
+		IsActivated: true,
+	}
+	assert.NoError(t, AddEmailAddresses(emails))
+
+	// ErrEmailAlreadyUsed
+	err := AddEmailAddresses(emails)
+	assert.Error(t, err)
+	assert.True(t, IsErrEmailAlreadyUsed(err))
+}
+
+func TestDeleteEmailAddress(t *testing.T) {
+	assert.NoError(t, db.PrepareTestDatabase())
+
+	assert.NoError(t, DeleteEmailAddress(&EmailAddress{
+		UID:        int64(1),
+		ID:         int64(33),
+		Email:      "user1-2@example.com",
+		LowerEmail: "user1-2@example.com",
+	}))
+
+	assert.NoError(t, DeleteEmailAddress(&EmailAddress{
+		UID:        int64(1),
+		Email:      "user1-3@example.com",
+		LowerEmail: "user1-3@example.com",
+	}))
+
+	// Email address does not exist
+	err := DeleteEmailAddress(&EmailAddress{
+		UID:        int64(1),
+		Email:      "user1234567890@example.com",
+		LowerEmail: "user1234567890@example.com",
+	})
+	assert.Error(t, err)
+}
+
+func TestDeleteEmailAddresses(t *testing.T) {
+	assert.NoError(t, db.PrepareTestDatabase())
+
+	// delete multiple email address
+	emails := make([]*EmailAddress, 2)
+	emails[0] = &EmailAddress{
+		UID:        int64(2),
+		ID:         int64(3),
+		Email:      "user2@example.com",
+		LowerEmail: "user2@example.com",
+	}
+	emails[1] = &EmailAddress{
+		UID:        int64(2),
+		Email:      "user2-2@example.com",
+		LowerEmail: "user2-2@example.com",
+	}
+	assert.NoError(t, DeleteEmailAddresses(emails))
+
+	// ErrEmailAlreadyUsed
+	err := DeleteEmailAddresses(emails)
+	assert.Error(t, err)
+}