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