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Stabilize timeout partial output test #19

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Merged
maniramezan merged 1 commit into from
May 22, 2026
Merged

Stabilize timeout partial output test #19

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17 changes: 12 additions & 5 deletions Tests/SwiftyShellTests/Core/CommandTests.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -93,21 +93,28 @@ struct CommandTests {

@Test func timeoutPreservesPartialOutput() async throws {
let context = ShellContext(defaultTimeout: 0.5)
let marker = "/tmp/swiftyshell-timeout-\(UUID().uuidString)"
defer { try? FileManager.default.removeItem(atPath: marker) }

do {
_ = try await Command(
let task = Task {
try await Command(
"/bin/sh",
arguments: "-c",
"printf 'start'; i=0; while [ $i -lt 20 ]; do printf '.'; sleep 0.001; i=$((i + 1)); done; exec sleep 30"
"printf 'start'; touch '\(marker)'; exec sleep 30"
).run(in: context)
}

try await waitForFile(at: marker)

do {
_ = try await task.value
Issue.record("Expected timeout")
} catch let error as ShellError {
guard case let .timeout(_, _, partialOutput) = error else {
Issue.record("Unexpected error: \(error)")
return
}
#expect(partialOutput.stdout.hasPrefix("start"))
#expect(partialOutput.stdout.isEmpty == false)
#expect(partialOutput.stdout == "start")
}
}

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