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// Code generated by SQLBoiler 4.16.1 (https://github.com/volatiletech/sqlboiler). DO NOT EDIT.
// This file is meant to be re-generated in place and/or deleted at any time.
package models
import (
"bytes"
"database/sql"
"fmt"
"io"
"os"
"os/exec"
"regexp"
"strings"
"github.com/friendsofgo/errors"
"github.com/kat-co/vala"
_ "github.com/lib/pq"
"github.com/spf13/viper"
"github.com/volatiletech/randomize"
"github.com/volatiletech/sqlboiler/v4/drivers/sqlboiler-psql/driver"
)
var rgxPGFkey = regexp.MustCompile(`(?m)^ALTER TABLE .*\n\s+ADD CONSTRAINT .*? FOREIGN KEY .*?;\n`)
type pgTester struct {
dbConn *sql.DB
dbName string
host string
user string
pass string
sslmode string
port int
pgPassFile string
testDBName string
skipSQLCmd bool
}
func init() {
dbMain = &pgTester{}
}
// setup dumps the database schema and imports it into a temporary randomly
// generated test database so that tests can be run against it using the
// generated sqlboiler ORM package.
func (p *pgTester) setup() error {
var err error
viper.SetDefault("psql.schema", "public")
viper.SetDefault("psql.port", 5432)
viper.SetDefault("psql.sslmode", "require")
p.dbName = viper.GetString("psql.dbname")
p.host = viper.GetString("psql.host")
p.user = viper.GetString("psql.user")
p.pass = viper.GetString("psql.pass")
p.port = viper.GetInt("psql.port")
p.sslmode = viper.GetString("psql.sslmode")
p.testDBName = viper.GetString("psql.testdbname")
p.skipSQLCmd = viper.GetBool("psql.skipsqlcmd")
err = vala.BeginValidation().Validate(
vala.StringNotEmpty(p.user, "psql.user"),
vala.StringNotEmpty(p.host, "psql.host"),
vala.Not(vala.Equals(p.port, 0, "psql.port")),
vala.StringNotEmpty(p.dbName, "psql.dbname"),
vala.StringNotEmpty(p.sslmode, "psql.sslmode"),
).Check()
if err != nil {
return err
}
// if no testing DB passed
if len(p.testDBName) == 0 {
// Create a randomized db name.
p.testDBName = randomize.StableDBName(p.dbName)
}
if err = p.makePGPassFile(); err != nil {
return err
}
if !p.skipSQLCmd {
if err = p.dropTestDB(); err != nil {
return err
}
if err = p.createTestDB(); err != nil {
return err
}
dumpCmd := exec.Command("pg_dump", "--schema-only", p.dbName)
dumpCmd.Env = append(os.Environ(), p.pgEnv()...)
createCmd := exec.Command("psql", p.testDBName)
createCmd.Env = append(os.Environ(), p.pgEnv()...)
r, w := io.Pipe()
dumpCmdStderr := &bytes.Buffer{}
createCmdStderr := &bytes.Buffer{}
dumpCmd.Stdout = w
dumpCmd.Stderr = dumpCmdStderr
createCmd.Stdin = newFKeyDestroyer(rgxPGFkey, r)
createCmd.Stderr = createCmdStderr
if err = dumpCmd.Start(); err != nil {
return errors.Wrap(err, "failed to start pg_dump command")
}
if err = createCmd.Start(); err != nil {
return errors.Wrap(err, "failed to start psql command")
}
if err = dumpCmd.Wait(); err != nil {
fmt.Println(err)
fmt.Println(dumpCmdStderr.String())
return errors.Wrap(err, "failed to wait for pg_dump command")
}
_ = w.Close() // After dumpCmd is done, close the write end of the pipe
if err = createCmd.Wait(); err != nil {
fmt.Println(err)
fmt.Println(createCmdStderr.String())
return errors.Wrap(err, "failed to wait for psql command")
}
}
return nil
}
func (p *pgTester) runCmd(stdin, command string, args ...string) error {
cmd := exec.Command(command, args...)
cmd.Env = append(os.Environ(), p.pgEnv()...)
if len(stdin) != 0 {
cmd.Stdin = strings.NewReader(stdin)
}
stdout := &bytes.Buffer{}
stderr := &bytes.Buffer{}
cmd.Stdout = stdout
cmd.Stderr = stderr
if err := cmd.Run(); err != nil {
fmt.Println("failed running:", command, args)
fmt.Println(stdout.String())
fmt.Println(stderr.String())
return err
}
return nil
}
func (p *pgTester) pgEnv() []string {
return []string{
fmt.Sprintf("PGHOST=%s", p.host),
fmt.Sprintf("PGPORT=%d", p.port),
fmt.Sprintf("PGUSER=%s", p.user),
fmt.Sprintf("PGPASSFILE=%s", p.pgPassFile),
}
}
func (p *pgTester) makePGPassFile() error {
tmp, err := os.CreateTemp("", "pgpass")
if err != nil {
return errors.Wrap(err, "failed to create option file")
}
fmt.Fprintf(tmp, "%s:%d:postgres:%s", p.host, p.port, p.user)
if len(p.pass) != 0 {
fmt.Fprintf(tmp, ":%s", p.pass)
}
fmt.Fprintln(tmp)
fmt.Fprintf(tmp, "%s:%d:%s:%s", p.host, p.port, p.dbName, p.user)
if len(p.pass) != 0 {
fmt.Fprintf(tmp, ":%s", p.pass)
}
fmt.Fprintln(tmp)
fmt.Fprintf(tmp, "%s:%d:%s:%s", p.host, p.port, p.testDBName, p.user)
if len(p.pass) != 0 {
fmt.Fprintf(tmp, ":%s", p.pass)
}
fmt.Fprintln(tmp)
p.pgPassFile = tmp.Name()
return tmp.Close()
}
func (p *pgTester) createTestDB() error {
return p.runCmd("", "createdb", p.testDBName)
}
func (p *pgTester) dropTestDB() error {
return p.runCmd("", "dropdb", "--if-exists", p.testDBName)
}
// teardown executes cleanup tasks when the tests finish running
func (p *pgTester) teardown() error {
var err error
if err = p.dbConn.Close(); err != nil {
return err
}
p.dbConn = nil
if !p.skipSQLCmd {
if err = p.dropTestDB(); err != nil {
return err
}
}
return os.Remove(p.pgPassFile)
}
func (p *pgTester) conn() (*sql.DB, error) {
if p.dbConn != nil {
return p.dbConn, nil
}
var err error
p.dbConn, err = sql.Open("postgres", driver.PSQLBuildQueryString(p.user, p.pass, p.testDBName, p.host, p.port, p.sslmode))
if err != nil {
return nil, err
}
return p.dbConn, nil
}
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