container/Tests/CLITests/Subcommands/Build/TestCLITermIO.swift

//===----------------------------------------------------------------------===//
// Copyright © 2025 Apple Inc. and the container project authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//   https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//===----------------------------------------------------------------------===//

//

import ContainerizationOS
import Foundation
import Testing

extension TestCLIRunBase {
    class TestCLITermIO: TestCLIRunBase {
        override var ContainerImage: String {
            "ghcr.io/linuxcontainers/alpine:3.20"
        }

        override var Interactive: Bool {
            true
        }

        override var Tty: Bool {
            true
        }

        override var Command: [String]? {
            ["/bin/sh"]
        }

        override var DisableProgressUpdates: Bool {
            true
        }

        @Test func testTermIODoesNotPanic() async throws {
            let uniqMessage = UUID().uuidString
            let stdin: [String] = [
                "echo \(uniqMessage)",
                "exit",
            ]
            do {
                guard case let statusBefore = try getContainerStatus(containerName), statusBefore == "running" else {
                    Issue.record("test container is not running")
                    return
                }
                let found = try await containerRun(stdin: stdin, findMessage: uniqMessage)
                if !found {
                    Issue.record("did not find stdout line")
                    return
                }
            } catch {
                Issue.record(
                    "failed to start test container \(error)"
                )
                return
            }
        }
    }

}