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package database
import (
"reflect"
"testing"
"git.adyxax.org/adyxax/trains/pkg/model"
"github.com/DATA-DOG/go-sqlmock"
"github.com/stretchr/testify/require"
"golang.org/x/crypto/bcrypt"
)
func TestCreateUser(t *testing.T) {
// test db setup
db, err := InitDB("sqlite3", "file::memory:?_foreign_keys=on")
require.NoError(t, err)
err = db.Migrate()
require.NoError(t, err)
// a normal user
normalUser := model.UserRegistration{
Username: "testUsername",
Password: "testPassword",
Email: "testEmail",
}
// Test another normal user
normalUser2 := model.UserRegistration{
Username: "testUsername2",
Password: "yei*j2Ien2xa?g6bieh~i=asoo5ii7Bi",
Email: "testEmail",
}
// Test cases
testCases := []struct {
name string
input *model.UserRegistration
expected int
expectedError interface{}
}{
{"Normal user", &normalUser, 1, nil},
{"Duplicate user", &normalUser, 0, &QueryError{}},
{"Normal user 2", &normalUser2, 2, nil},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
valid, err := db.CreateUser(tc.input)
if tc.expectedError != nil {
require.Error(t, err)
require.Equalf(t, reflect.TypeOf(err), reflect.TypeOf(tc.expectedError), "Invalid error type. Got %s but expected %s", reflect.TypeOf(err), reflect.TypeOf(tc.expectedError))
require.Nil(t, valid)
} else {
require.NoError(t, err)
require.Equal(t, tc.expected, valid.Id)
}
})
}
// Test for bad password
passwordFunction = func(password []byte, cost int) ([]byte, error) { return nil, newPasswordError(nil) }
valid, err := db.CreateUser(&normalUser)
passwordFunction = bcrypt.GenerateFromPassword
require.Error(t, err)
require.Nil(t, valid)
require.Equalf(t, reflect.TypeOf(err), reflect.TypeOf(&PasswordError{}), "Invalid error type. Got %s but expected %s", reflect.TypeOf(err), reflect.TypeOf(&PasswordError{}))
}
func TestCreateUserWithSQLMock(t *testing.T) {
// Transaction begin error
dbBeginError, _, err := sqlmock.New()
require.NoError(t, err, "an error '%s' was not expected when opening a stub database connection", err)
defer dbBeginError.Close()
// Transaction LastInsertId not supported
dbLastInsertIdError, mockLastInsertIdError, err := sqlmock.New()
require.NoError(t, err, "an error '%s' was not expected when opening a stub database connection", err)
defer dbLastInsertIdError.Close()
mockLastInsertIdError.ExpectBegin()
mockLastInsertIdError.ExpectExec(`INSERT INTO`).WillReturnResult(sqlmock.NewErrorResult(&TransactionError{"test", nil}))
// Transaction commit error
dbCommitError, mockCommitError, err := sqlmock.New()
require.NoError(t, err, "an error '%s' was not expected when opening a stub database connection", err)
defer dbCommitError.Close()
mockCommitError.ExpectBegin()
mockCommitError.ExpectExec(`INSERT INTO`).WillReturnResult(sqlmock.NewResult(1, 1))
// Test cases
testCases := []struct {
name string
db *DBEnv
expectedError interface{}
}{
{"begin transaction error", &DBEnv{db: dbBeginError}, &TransactionError{}},
{"last insert id transaction error", &DBEnv{db: dbLastInsertIdError}, &TransactionError{}},
{"commit transaction error", &DBEnv{db: dbCommitError}, &TransactionError{}},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
valid, err := tc.db.CreateUser(&model.UserRegistration{})
if tc.expectedError != nil {
require.Error(t, err)
require.Equalf(t, reflect.TypeOf(err), reflect.TypeOf(tc.expectedError), "Invalid error type. Got %s but expected %s", reflect.TypeOf(err), reflect.TypeOf(tc.expectedError))
require.Nil(t, valid)
} else {
require.NoError(t, err)
}
})
}
}
func TestLogin(t *testing.T) {
user1 := model.UserRegistration{
Username: "user1",
Password: "user1_pass",
Email: "user1",
}
user2 := model.UserRegistration{
Username: "user2",
Password: "user2_pass",
Email: "user2",
}
// test db setup
db, err := InitDB("sqlite3", "file::memory:?_foreign_keys=on")
require.NoError(t, err)
err = db.Migrate()
require.NoError(t, err)
_, err = db.CreateUser(&user1)
require.NoError(t, err)
_, err = db.CreateUser(&user2)
require.NoError(t, err)
// successful logins
loginUser1 := model.UserLogin{
Username: user1.Username,
Password: user1.Password,
}
loginUser2 := model.UserLogin{
Username: user2.Username,
Password: user2.Password,
}
// a failed login
failedUser1 := model.UserLogin{
Username: user1.Username,
Password: user2.Password,
}
// Query error
queryError := model.UserLogin{
Username: "%",
}
// Test cases
testCases := []struct {
name string
input *model.UserLogin
expectedError interface{}
}{
{"login user1", &loginUser1, nil},
{"login user2", &loginUser2, nil},
{"failed login", &failedUser1, &PasswordError{}},
{"query error", &queryError, &QueryError{}},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
valid, err := db.Login(tc.input)
if tc.expectedError != nil {
require.Error(t, err)
require.Equalf(t, reflect.TypeOf(err), reflect.TypeOf(tc.expectedError), "Invalid error type. Got %s but expected %s", reflect.TypeOf(err), reflect.TypeOf(tc.expectedError))
require.Nil(t, valid)
} else {
require.NoError(t, err)
require.Equal(t, tc.input.Username, valid.Username)
}
})
}
}
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