Foundation: config, schema/migrations, auth, stable IDs, metadata probing

internal/database/database_test.go

@@ -0,0 +1,79 @@
+package database
+
+import (
+	"database/sql"
+	"path/filepath"
+	"testing"
+)
+
+func openTestDB(t *testing.T) *sql.DB {
+	t.Helper()
+	path := filepath.Join(t.TempDir(), "test.db")
+	db, err := Open(path)
+	if err != nil {
+		t.Fatalf("Open: %v", err)
+	}
+	t.Cleanup(func() { db.Close() })
+	return db
+}
+
+func TestOpenAppliesPragmas(t *testing.T) {
+	db := openTestDB(t)
+
+	var mode string
+	if err := db.QueryRow("PRAGMA journal_mode").Scan(&mode); err != nil {
+		t.Fatalf("journal_mode: %v", err)
+	}
+	if mode != "wal" {
+		t.Errorf("journal_mode = %q, want wal", mode)
+	}
+
+	var fk int
+	if err := db.QueryRow("PRAGMA foreign_keys").Scan(&fk); err != nil {
+		t.Fatalf("foreign_keys: %v", err)
+	}
+	if fk != 1 {
+		t.Errorf("foreign_keys = %d, want 1", fk)
+	}
+}
+
+func TestOpenAppliesMigrations(t *testing.T) {
+	db := openTestDB(t)
+
+	tables := []string{
+		"users", "sessions", "api_keys",
+		"music_folders", "media_files", "scan_state",
+		"artists", "genres", "albums", "album_artists", "album_genres",
+		"songs", "song_artists", "contributors", "song_genres",
+		"cover_art", "lyrics", "lyrics_lines", "lyrics_cues",
+		"playlists", "playlist_entries",
+		"stars", "ratings", "scrobbles", "playback_history", "now_playing",
+		"bookmarks", "play_queues",
+		"shares", "share_items",
+		"podcast_channels", "podcast_episodes",
+		"internet_radio_stations", "chat_messages",
+		"transcode_profiles", "audio_features", "settings",
+	}
+	for _, name := range tables {
+		var got string
+		err := db.QueryRow("SELECT name FROM sqlite_master WHERE type='table' AND name=?", name).Scan(&got)
+		if err != nil {
+			t.Errorf("table %q missing: %v", name, err)
+		}
+	}
+}
+
+func TestMigrateIsIdempotent(t *testing.T) {
+	db := openTestDB(t)
+	if err := Migrate(db); err != nil {
+		t.Fatalf("second Migrate call failed: %v", err)
+	}
+}
+
+func TestForeignKeysEnforced(t *testing.T) {
+	db := openTestDB(t)
+	_, err := db.Exec(`INSERT INTO sessions (id, user_id, expires_at) VALUES ('s1', 'no-such-user', '2999-01-01T00:00:00Z')`)
+	if err == nil {
+		t.Fatal("expected foreign key violation inserting session with unknown user_id")
+	}
+}