19 lines
532 B
Swift
19 lines
532 B
Swift
import Darwin
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import Foundation
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import Testing
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@Suite(.serialized)
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struct CoverageDumpTests {
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@Test func periodicallyFlushCoverage() async {
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guard ProcessInfo.processInfo.environment["LLVM_PROFILE_FILE"] != nil else { return }
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let deadline = Date().addingTimeInterval(4)
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while Date() < deadline {
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_ = llvmProfileWriteFile()
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try? await Task.sleep(nanoseconds: 250_000_000)
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}
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}
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}
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@_silgen_name("__llvm_profile_write_file")
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private func llvmProfileWriteFile() -> Int32
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