initial commit

tests/integration/multiple_asset_updates_test.go

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+/*
+ * Copyright (C) 2026 Fluxer Contributors
+ *
+ * This file is part of Fluxer.
+ *
+ * Fluxer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Fluxer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package integration
+
+import (
+	"testing"
+)
+
+// TestMultipleAssetUpdates_Consistency verifies consistency across multiple rapid updates
+func TestMultipleAssetUpdates_Consistency(t *testing.T) {
+	client := newTestClient(t)
+	user := createTestAccount(t, client)
+	ensureSessionStarted(t, client, user.Token)
+
+	for i := range 3 {
+		pngDataURL := "data:image/png;base64," + getValidPNGBase64()
+		resp, err := client.patchJSONWithAuth("/users/@me", map[string]any{
+			"avatar": pngDataURL,
+		}, user.Token)
+		if err != nil {
+			t.Fatalf("failed to upload avatar iteration %d: %v", i, err)
+		}
+
+		var result struct {
+			Avatar string `json:"avatar"`
+		}
+		decodeJSONResponse(t, resp, &result)
+		resp.Body.Close()
+
+		verify := verifyUserAvatarInS3(t, client, user.UserID)
+		if verify.Hash == nil || *verify.Hash != result.Avatar {
+			t.Errorf("iteration %d: hash mismatch between API response and DB", i)
+		}
+		if verify.ExistsInS3 == nil || !*verify.ExistsInS3 {
+			t.Errorf("iteration %d: avatar not found in S3 after successful update", i)
+		}
+	}
+}