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test(mercenary): cover SaveMercenary rastaID=0 guard (#163)

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Verify that SaveMercenary with rastaID=0 preserves both an existing
numeric rasta_id and a NULL rasta_id, preventing the silent data
corruption that broke game state saving.
This commit is contained in:
Houmgaor
2026-03-18 10:48:52 +01:00
parent 6b5bbf6d0b
commit 476882e1fb
1 changed files with 55 additions and 0 deletions
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55
server/channelserver/repo_character_test.go
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@@ -545,6 +545,61 @@ func TestSaveMercenary(t *testing.T) {
} }
} }
func TestSaveMercenary_ZeroRastaID_PreservesExisting(t *testing.T) {
repo, db, charID := setupCharRepo(t)
// Set an existing rasta_id on the character.
if _, err := db.Exec("UPDATE characters SET rasta_id=77 WHERE id=$1", charID); err != nil {
t.Fatalf("Setup rasta_id failed: %v", err)
}
// Save mercenary data with rastaID=0 — must NOT overwrite the existing rasta_id.
data := []byte{0xAA, 0xBB}
if err := repo.SaveMercenary(charID, data, 0); err != nil {
t.Fatalf("SaveMercenary(rastaID=0) failed: %v", err)
}
var gotData []byte
var gotRastaID uint32
if err := db.QueryRow("SELECT savemercenary, rasta_id FROM characters WHERE id=$1", charID).Scan(&gotData, &gotRastaID); err != nil {
t.Fatalf("Verification query failed: %v", err)
}
if len(gotData) != 2 || gotData[0] != 0xAA {
t.Errorf("Expected mercenary data [aa bb], got: %x", gotData)
}
if gotRastaID != 77 {
t.Errorf("Expected rasta_id to remain 77, got: %d", gotRastaID)
}
}
func TestSaveMercenary_ZeroRastaID_PreservesNULL(t *testing.T) {
repo, db, charID := setupCharRepo(t)
// Ensure rasta_id starts as NULL (the default for new characters).
if _, err := db.Exec("UPDATE characters SET rasta_id=NULL WHERE id=$1", charID); err != nil {
t.Fatalf("Setup NULL rasta_id failed: %v", err)
}
data := []byte{0xCC}
if err := repo.SaveMercenary(charID, data, 0); err != nil {
t.Fatalf("SaveMercenary(rastaID=0) failed: %v", err)
}
var gotData []byte
var rastaIDNull bool
if err := db.QueryRow(
"SELECT savemercenary, rasta_id IS NULL FROM characters WHERE id=$1", charID,
).Scan(&gotData, &rastaIDNull); err != nil {
t.Fatalf("Verification query failed: %v", err)
}
if len(gotData) != 1 || gotData[0] != 0xCC {
t.Errorf("Expected mercenary data [cc], got: %x", gotData)
}
if !rastaIDNull {
t.Error("Expected rasta_id to remain NULL, but it was set to a value")
}
}
func TestUpdateGCPAndPact(t *testing.T) { func TestUpdateGCPAndPact(t *testing.T) {
repo, db, charID := setupCharRepo(t) repo, db, charID := setupCharRepo(t)