predictor/internal/datasets/store_test.go
2026-05-23 00:55:35 +09:00

92 lines
2.4 KiB
Go

package datasets
import (
"os"
"testing"
"time"
)
func TestLocalStoreBeginWriteResume(t *testing.T) {
dir := t.TempDir()
store, err := NewLocalStore(dir, "gfs-test")
if err != nil {
t.Fatalf("NewLocalStore: %v", err)
}
id := DatasetID{Epoch: time.Date(2026, 1, 1, 0, 0, 0, 0, time.UTC)}
h, err := store.BeginWrite(id)
if err != nil {
t.Fatalf("BeginWrite: %v", err)
}
if err := os.WriteFile(h.Path(), []byte("partial"), 0o644); err != nil {
t.Fatalf("write partial: %v", err)
}
if err := h.Manifest().Mark("step000-A"); err != nil {
t.Fatalf("mark: %v", err)
}
// Re-open should see the previous manifest entry.
h2, err := store.BeginWrite(id)
if err != nil {
t.Fatalf("BeginWrite resume: %v", err)
}
if !h2.Manifest().Has("step000-A") {
t.Errorf("resumed manifest missing step000-A; units = %v", h2.Manifest().Units())
}
if err := h2.Commit(); err != nil {
t.Fatalf("Commit: %v", err)
}
if !store.Exists(id) {
t.Errorf("Exists after commit returned false")
}
if _, err := os.Stat(store.manifestPath(id)); !os.IsNotExist(err) {
t.Errorf("manifest should be removed, got err=%v", err)
}
stored, err := store.List()
if err != nil {
t.Fatalf("List: %v", err)
}
if len(stored) != 1 || !stored[0].Epoch.Equal(id.Epoch) {
t.Errorf("List = %v, want one item with epoch %v", stored, id.Epoch)
}
if err := store.Remove(id); err != nil {
t.Fatalf("Remove: %v", err)
}
if store.Exists(id) {
t.Errorf("Exists after remove returned true")
}
}
func TestLocalStoreSubsetPath(t *testing.T) {
dir := t.TempDir()
store, _ := NewLocalStore(dir, "gfs-test")
epoch := time.Date(2026, 1, 1, 0, 0, 0, 0, time.UTC)
regional := DatasetID{
Epoch: epoch,
Subset: SubsetSpec{
Region: &Region{MinLat: -10, MaxLat: 10, MinLng: 0, MaxLng: 30},
HourRange: &HourRange{MinHour: 0, MaxHour: 72},
},
}
global := DatasetID{Epoch: epoch}
if store.Path(global) == store.Path(regional) {
t.Errorf("global and regional should have distinct paths")
}
}
func TestSubsetSpecCoverage(t *testing.T) {
r := Region{MinLat: -10, MaxLat: 10, MinLng: 350, MaxLng: 10} // wraps antimeridian
s := SubsetSpec{Region: &r}
if !s.IncludesLatLng(0, 0) {
t.Errorf("(0,0) should be inside antimeridian region")
}
if !s.IncludesLatLng(0, 359) {
t.Errorf("(0,359) should be inside antimeridian region")
}
if s.IncludesLatLng(0, 180) {
t.Errorf("(0,180) should be outside antimeridian region")
}
}