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3 changes: 2 additions & 1 deletion packages/swift-sdk/Package.swift
Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,8 @@ let package = Package(
.testTarget(
name: "SwiftDashSDKTests",
dependencies: ["SwiftDashSDK"],
path: "SwiftTests/SwiftDashSDKTests"
path: "SwiftTests/SwiftDashSDKTests",
resources: [.copy("Fixtures")]
),

// Integration tests against a local dashmate devnet.
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,37 @@ import SwiftData

/// Factory for creating SwiftData model containers for Dash Platform persistence
public enum DashModelContainer {
private struct StoreFileSizes {
let main: UInt64
let wal: UInt64
let shm: UInt64

var total: UInt64 {
[main, wal, shm].reduce(0) { partial, value in
let (sum, overflow) = partial.addingReportingOverflow(value)
return overflow ? UInt64.max : sum
}
}
}

/// SQLite's durable state can be mostly in the WAL immediately after an
/// app kill, so the main file alone is not a useful corruption signal.
/// Read only sizes and never include any component of the device path.
private static func storeFileSizes(at storeURL: URL) -> StoreFileSizes {
func fileSize(at url: URL) -> UInt64 {
guard let size = try? url.resourceValues(forKeys: [.fileSizeKey]).fileSize,
size >= 0
else { return 0 }
return UInt64(size)
}

return StoreFileSizes(
main: fileSize(at: storeURL),
wal: fileSize(at: URL(fileURLWithPath: storeURL.path + "-wal")),
shm: fileSize(at: URL(fileURLWithPath: storeURL.path + "-shm"))
)
}

/// Every registered schema version's model list, parameterised on the
/// one model whose shape differs between versions.
///
Expand Down Expand Up @@ -97,12 +128,79 @@ public enum DashModelContainer {
)

// Always wire the migration plan so stores created by an older SDK
// advance through the registered versioned schemas.
return try ModelContainer(
for: schema,
migrationPlan: DashMigrationPlan.self,
configurations: [modelConfiguration]
)
// advance through the registered versioned schemas. Record only
// metadata about the store — never its device path.
let storeURL = modelConfiguration.url
let existedBefore = FileManager.default.fileExists(atPath: storeURL.path)
let sizeBefore = storeFileSizes(at: storeURL)
let started = CFAbsoluteTimeGetCurrent()
do {
let container = try ModelContainer(
for: schema,
migrationPlan: DashMigrationPlan.self,
configurations: [modelConfiguration]
)
let sizeAfter = storeFileSizes(at: storeURL)
SDKLogger.event(
"core_store_open_result",
category: .persistence,
fields: [
"container_result": .publicText("opened"),
"container_reused": .boolean(false),
"duration_ms": .unsignedInteger(UInt64(max(
0,
Int((CFAbsoluteTimeGetCurrent() - started) * 1_000)
))),
"migration_result": .publicText(
existedBefore ? "store_open_succeeded" : "not_required_new_store"
),
"result": .publicText("success"),
"store_existed_before_open": .boolean(existedBefore),
"store_main_size_bytes_after": .unsignedInteger(sizeAfter.main),
"store_main_size_bytes_before": .unsignedInteger(sizeBefore.main),
"store_shm_size_bytes_after": .unsignedInteger(sizeAfter.shm),
"store_shm_size_bytes_before": .unsignedInteger(sizeBefore.shm),
"store_size_bytes_after": .unsignedInteger(sizeAfter.total),
"store_size_bytes_before": .unsignedInteger(sizeBefore.total),
"store_wal_size_bytes_after": .unsignedInteger(sizeAfter.wal),
"store_wal_size_bytes_before": .unsignedInteger(sizeBefore.wal),
]
)
return container
} catch {
let sizeAfter = storeFileSizes(at: storeURL)
SDKLogger.event(
"core_store_open_result",
category: .persistence,
severity: .error,
fields: [
"container_result": .publicText("open_failed"),
"container_reused": .boolean(false),
"duration_ms": .unsignedInteger(UInt64(max(
0,
Int((CFAbsoluteTimeGetCurrent() - started) * 1_000)
))),
"migration_result": .publicText(
existedBefore
? "store_open_or_migration_failed"
: "not_attempted_new_store_create_failed"
),
"result": .publicText("failure"),
"store_existed_before_open": .boolean(existedBefore),
"store_main_size_bytes_after": .unsignedInteger(sizeAfter.main),
"store_main_size_bytes_before": .unsignedInteger(sizeBefore.main),
"store_shm_size_bytes_after": .unsignedInteger(sizeAfter.shm),
"store_shm_size_bytes_before": .unsignedInteger(sizeBefore.shm),
"store_size_bytes_after": .unsignedInteger(sizeAfter.total),
"store_size_bytes_before": .unsignedInteger(sizeBefore.total),
"store_wal_size_bytes_after": .unsignedInteger(sizeAfter.wal),
"store_wal_size_bytes_before": .unsignedInteger(sizeBefore.wal),
],
error: error,
redacting: [storeURL.path]
)
throw error
}
}

/// Create an in-memory model container for testing
Expand Down
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