forked from naoina/kocha
/
db_test.go
325 lines (292 loc) · 9.07 KB
/
db_test.go
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package kocha_test
import (
"database/sql"
"io/ioutil"
"os"
"path/filepath"
"reflect"
"testing"
_ "github.com/mattn/go-sqlite3"
"github.com/naoina/genmai"
"github.com/woremacx/kocha"
)
func TestGenmaiTransaction_ImportPath(t *testing.T) {
actual := (&kocha.GenmaiTransaction{}).ImportPath()
expected := "github.com/naoina/genmai"
if !reflect.DeepEqual(actual, expected) {
t.Errorf("(&GenmaiTransaction{}).ImportPath() => %q, want %q", actual, expected)
}
}
func TestGenmaiTransaction_TransactionType(t *testing.T) {
actual := (&kocha.GenmaiTransaction{}).TransactionType()
expected := &genmai.DB{}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("(&GenmaiTransaction{}).TransactionType() => %q, want %q", actual, expected)
}
}
func TestGenmaiTransaction_Begin(t *testing.T) {
// test for sqlite3.
func() {
tx, err := (&kocha.GenmaiTransaction{}).Begin("sqlite3", ":memory:")
if err != nil {
t.Fatal(err)
}
actual := reflect.TypeOf(tx)
expected := reflect.TypeOf(&genmai.DB{})
if !reflect.DeepEqual(actual, expected) {
t.Errorf("(&GenmaiTransaction{}).Begin(%q, %q) => %q, nil, want %q, nil", "sqlite3", ":memory:", actual, expected)
}
}()
// test for unsupported driver name.
func() {
_, err := (&kocha.GenmaiTransaction{}).Begin("unknown", ":memory:")
if err == nil {
t.Errorf("(&GenmaiTransaction{}).Begin(%q, %q) => nil, error, want nil, error(%q)", "invalid", ":memory:", err)
}
}()
// TODO: test for mysql and postgres.
}
func TestGenmaiTransaction_Commit(t *testing.T) {
t.Skipf("it cannot be tested because cannot applies mock to genmai.DB.Commit.")
}
func TestGenmaiTransaction_Rollback(t *testing.T) {
t.Skipf("it cannot be tested because cannot applies mock to genmai.DB.Rollback.")
}
type testTransaction struct{}
func (t *testTransaction) ImportPath() string {
return "path/to/test/transaction"
}
func (t *testTransaction) TransactionType() interface{} {
return t
}
func (t *testTransaction) Begin(driverName, dsn string) (tx interface{}, err error) {
return nil, nil
}
func (t *testTransaction) Commit() error {
return nil
}
func (t *testTransaction) Rollback() error {
return nil
}
func TestRegisterTransactionType(t *testing.T) {
bakTxTypeMap := kocha.TxTypeMap
defer func() {
kocha.TxTypeMap = bakTxTypeMap
}()
tx := &testTransaction{}
kocha.RegisterTransactionType("testtx", tx)
actual := kocha.TxTypeMap["testtx"]
expected := tx
if !reflect.DeepEqual(actual, expected) {
t.Errorf("RegisterTransactionType(%q, %q) => %q, want %q", "testtx", tx, actual, expected)
}
}
func TestConst_migrationTableName(t *testing.T) {
actual := kocha.MigrationTableName
expected := "schema_migration"
if !reflect.DeepEqual(actual, expected) {
t.Errorf("MigrationTableName => %q, want %q", actual, expected)
}
}
type testMigration struct {
called []string
}
func (m *testMigration) Up_20140303012000_TestMig1(tx *genmai.DB) {
m.called = append(m.called, "Up_20140303012000_TestMig1")
}
func (m *testMigration) Down_20140303012000_TestMig1(tx *genmai.DB) {
m.called = append(m.called, "Down_20140303012000_TestMig1")
}
func (m *testMigration) Up_20140309121357_TestMig2(tx *genmai.DB) {
m.called = append(m.called, "Up_20140309121357_TestMig2")
}
func (m *testMigration) Down_20140309121357_TestMig2(tx *genmai.DB) {
m.called = append(m.called, "Down_20140309121357_TestMig2")
}
func TestMigration_Up(t *testing.T) {
func() {
tempDir, err := ioutil.TempDir("", "TestMigration_Up")
if err != nil {
t.Fatal(err)
}
dbpath := filepath.Join(tempDir, "TestMigration_Up.sqlite3")
defer os.RemoveAll(tempDir)
origStdout, origStderr := os.Stdout, os.Stderr
defer func() {
os.Stdout, os.Stderr = origStdout, origStderr
}()
devnull, err := os.OpenFile(os.DevNull, os.O_WRONLY, 0755)
if err != nil {
t.Fatal(err)
}
os.Stdout, os.Stderr = devnull, devnull
kocha.TxTypeMap["genmai"] = &kocha.GenmaiTransaction{}
config := kocha.DatabaseConfig{Driver: "sqlite3", DSN: dbpath}
m := &testMigration{}
if err := kocha.Migrate(config, m).Up(-1); err != nil {
t.Fatal(err)
}
actual := m.called
expected := []string{"Up_20140303012000_TestMig1", "Up_20140309121357_TestMig2"}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("Migrate(%#v, %#v).Up(-1) => %#v, want %#v", config, m, actual, expected)
}
m.called = nil
if err := kocha.Migrate(config, m).Up(-1); err != nil {
t.Fatal(err)
}
actual = m.called
expected = nil
if !reflect.DeepEqual(actual, expected) {
t.Errorf("Migrate(%#v, %#v).Up(-1) => %#v, want %#v", config, m, actual, expected)
}
}()
func() {
tempDir, err := ioutil.TempDir("", "TestMigration_Up")
if err != nil {
t.Fatal(err)
}
dbpath := filepath.Join(tempDir, "TestMigration_Up.sqlite3")
defer os.RemoveAll(tempDir)
origStdout, origStderr := os.Stdout, os.Stderr
defer func() {
os.Stdout, os.Stderr = origStdout, origStderr
}()
devnull, err := os.OpenFile(os.DevNull, os.O_WRONLY, 0755)
if err != nil {
t.Fatal(err)
}
os.Stdout, os.Stderr = devnull, devnull
kocha.TxTypeMap["genmai"] = &kocha.GenmaiTransaction{}
config := kocha.DatabaseConfig{Driver: "sqlite3", DSN: dbpath}
m := &testMigration{}
if err := kocha.Migrate(config, m).Up(1); err != nil {
t.Fatal(err)
}
actual := m.called
expected := []string{"Up_20140303012000_TestMig1"}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("Migrate(%#v, %#v).Up(1) => %#v, want %#v", config, m, actual, expected)
}
m.called = nil
if err := kocha.Migrate(config, m).Up(1); err != nil {
t.Fatal(err)
}
actual = m.called
expected = []string{"Up_20140309121357_TestMig2"}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("Migrate(%#v, %#v).Up(1) => %#v, want %#v", config, m, actual, expected)
}
m.called = nil
if err := kocha.Migrate(config, m).Up(1); err != nil {
t.Fatal(err)
}
actual = m.called
expected = nil
if !reflect.DeepEqual(actual, expected) {
t.Errorf("Migrate(%#v, %#v).Up(1) => %#v, want %#v", config, m, actual, expected)
}
}()
}
func TestMigration_Down(t *testing.T) {
init := func(dbpath string) {
db, err := sql.Open("sqlite3", dbpath)
if err != nil {
t.Fatal(err)
}
for _, query := range []string{
`DROP TABLE IF EXISTS schema_migration`,
`CREATE TABLE IF NOT EXISTS schema_migration (version varchar(255) PRIMARY KEY)`,
`INSERT INTO schema_migration VALUES ('20140303012000'), ('20140309121357')`,
} {
if _, err := db.Exec(query); err != nil {
t.Fatal(err)
}
}
}
func() {
tempDir, err := ioutil.TempDir("", "TestMigration_Down")
if err != nil {
t.Fatal(err)
}
dbpath := filepath.Join(tempDir, "TestMigration_Down.sqlite3")
defer os.RemoveAll(tempDir)
init(dbpath)
origStdout, origStderr := os.Stdout, os.Stderr
defer func() {
os.Stdout, os.Stderr = origStdout, origStderr
}()
devnull, err := os.OpenFile(os.DevNull, os.O_WRONLY, 0755)
if err != nil {
t.Fatal(err)
}
os.Stdout, os.Stderr = devnull, devnull
kocha.TxTypeMap["genmai"] = &kocha.GenmaiTransaction{}
config := kocha.DatabaseConfig{Driver: "sqlite3", DSN: dbpath}
m := &testMigration{}
if err := kocha.Migrate(config, m).Down(-1); err != nil {
t.Fatal(err)
}
actual := m.called
expected := []string{"Down_20140309121357_TestMig2"}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("Migrate(%#v, %#v).Down(-1) => %#v, want %#v", config, m, actual, expected)
}
m.called = nil
if err := kocha.Migrate(config, m).Down(-1); err != nil {
t.Fatal(err)
}
actual = m.called
expected = []string{"Down_20140303012000_TestMig1"}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("Migrate(%#v, %#v).Down(-1) => %#v, want %#v", config, m, actual, expected)
}
}()
func() {
tempDir, err := ioutil.TempDir("", "TestMigration_Down")
if err != nil {
t.Fatal(err)
}
dbpath := filepath.Join(tempDir, "TestMigration_Down.sqlite3")
defer os.RemoveAll(tempDir)
init(dbpath)
origStdout, origStderr := os.Stdout, os.Stderr
defer func() {
os.Stdout, os.Stderr = origStdout, origStderr
}()
devnull, err := os.OpenFile(os.DevNull, os.O_WRONLY, 0755)
if err != nil {
t.Fatal(err)
}
os.Stdout, os.Stderr = devnull, devnull
kocha.TxTypeMap["genmai"] = &kocha.GenmaiTransaction{}
config := kocha.DatabaseConfig{Driver: "sqlite3", DSN: dbpath}
m := &testMigration{}
if err := kocha.Migrate(config, m).Down(3); err != nil {
t.Fatal(err)
}
actual := m.called
expected := []string{"Down_20140309121357_TestMig2", "Down_20140303012000_TestMig1"}
if !reflect.DeepEqual(actual, expected) {
t.Errorf("Migrate(%#v, %#v).Down(3) => %#v, want %#v", config, m, actual, expected)
}
m.called = nil
if err := kocha.Migrate(config, m).Down(2); err != nil {
t.Fatal(err)
}
actual = m.called
expected = nil
if !reflect.DeepEqual(actual, expected) {
t.Errorf("Migrate(%#v, %#v).Down(2) => %#v, want %#v", config, m, actual, expected)
}
m.called = nil
if err := kocha.Migrate(config, m).Down(1); err != nil {
t.Fatal(err)
}
actual = m.called
expected = nil
if !reflect.DeepEqual(actual, expected) {
t.Errorf("Migrate(%#v, %#v).Down(1) => %#v, want %#v", config, m, actual, expected)
}
}()
}