Emcee

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import DeveloperDirLocator
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import Foundation
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import PathLib
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import ProcessController
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import ProcessControllerTestHelpers
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import TestHelpers
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import Tmp
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import XCTest
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final class DefaultDeveloperDirLocatorTests: XCTestCase {
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    let currentDeveloperDirPath = AbsolutePath("/expected/path/to/developer/dir")
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    lazy var processControllerProvider = FakeProcessControllerProvider() { subprocess -> ProcessController in
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        XCTAssertEqual(
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            try subprocess.arguments.map { try $0.stringValue() },
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            ["/usr/bin/xcode-select", "-p"]
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        )
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        let processController = FakeProcessController(subprocess: subprocess)
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        processController.onStart { _, unsubscribe in
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            processController.broadcastStdout(data: Data(self.currentDeveloperDirPath.pathString.utf8))
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            unsubscribe()
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        }
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        return processController
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    }
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    func test___current_developer_dir() throws {
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        XCTAssertEqual(
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            try DefaultDeveloperDirLocator(processControllerProvider: processControllerProvider).path(developerDir: .current),
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            currentDeveloperDirPath
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        )
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    }
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    func test___choosing_correct_xcode() throws {
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        let tempFolder = try TemporaryFolder()
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        try tempFolder.createFile(components: ["Xcode1021.app", "Contents"], filename: "Info.plist", contents: try plistData(bundleVersion: "10.2.1"))
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        try tempFolder.createFile(components: ["Xcode101.app", "Contents"], filename: "Info.plist", contents: try plistData(bundleVersion: "10.1"))
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        let result = try DefaultDeveloperDirLocator(
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            processControllerProvider: processControllerProvider,
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            xcodeAppContainerPath: tempFolder.absolutePath
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        ).path(developerDir: .useXcode(CFBundleShortVersionString: "10.1"))
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        XCTAssertEqual(
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            result,
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            tempFolder.pathWith(components: ["Xcode101.app", "Contents", "Developer"])
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        )
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    }
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    private func plistData(bundleVersion: String) throws -> Data {
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        let dict = [
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            "CFBundleShortVersionString": bundleVersion,
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            "CFBundleIdentifier": "com.apple.dt.Xcode"
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        ]
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        return try PropertyListSerialization.data(fromPropertyList: dict as NSDictionary, format: .xml, options: 0)
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    }
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}
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