gorm-goose/lib/goose/migrate_test.go
2016-09-09 15:12:30 +03:00

72 lines
1.5 KiB
Go

package goose
import (
"testing"
)
func TestMigrationMapSortUp(t *testing.T) {
ms := migrationSorter{}
// insert in any order
ms = append(ms, newMigration(20120000, "test"))
ms = append(ms, newMigration(20128000, "test"))
ms = append(ms, newMigration(20129000, "test"))
ms = append(ms, newMigration(20127000, "test"))
ms.Sort(true) // sort Upwards
sorted := []int64{20120000, 20127000, 20128000, 20129000}
validateMigrationSort(t, ms, sorted)
}
func TestMigrationMapSortDown(t *testing.T) {
ms := migrationSorter{}
// insert in any order
ms = append(ms, newMigration(20120000, "test"))
ms = append(ms, newMigration(20128000, "test"))
ms = append(ms, newMigration(20129000, "test"))
ms = append(ms, newMigration(20127000, "test"))
ms.Sort(false) // sort Downwards
sorted := []int64{20129000, 20128000, 20127000, 20120000}
validateMigrationSort(t, ms, sorted)
}
func validateMigrationSort(t *testing.T, ms migrationSorter, sorted []int64) {
for i, m := range ms {
if sorted[i] != m.Version {
t.Error("incorrect sorted version")
}
var next, prev int64
if i == 0 {
prev = -1
next = ms[i+1].Version
} else if i == len(ms)-1 {
prev = ms[i-1].Version
next = -1
} else {
prev = ms[i-1].Version
next = ms[i+1].Version
}
if m.Next != next {
t.Errorf("mismatched Next. v: %v, got %v, wanted %v\n", m, m.Next, next)
}
if m.Previous != prev {
t.Errorf("mismatched Previous v: %v, got %v, wanted %v\n", m, m.Previous, prev)
}
}
t.Log(ms)
}