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Apply main thread fix to assertInlineSnapshot #1012

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Merged
merged 1 commit into from
Jul 23, 2025
Merged

Apply main thread fix to assertInlineSnapshot #1012

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19 changes: 5 additions & 14 deletions Sources/InlineSnapshotTesting/AssertInlineSnapshot.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -340,24 +340,15 @@ public struct InlineSnapshotSyntaxDescriptor: Hashable {
writeInlineSnapshots()
}
}
DispatchQueue.mainSync {
if Thread.isMainThread {
XCTestObservationCenter.shared.addTestObserver(InlineSnapshotObserver())
} else {
DispatchQueue.main.sync {
XCTestObservationCenter.shared.addTestObserver(InlineSnapshotObserver())
}
}
}()

extension DispatchQueue {
private static let key = DispatchSpecificKey<UInt8>()
private static let value: UInt8 = 0

fileprivate static func mainSync<R>(execute block: () -> R) -> R {
Self.main.setSpecific(key: key, value: value)
if getSpecific(key: key) == value {
return block()
} else {
return main.sync(execute: block)
}
}
}

@_spi(Internals) public struct File: Hashable {
public let path: StaticString
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