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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift open source project
//
// Copyright (c) 2014-2024 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
import Basics
@_spi(SwiftPMInternal)
@testable import PackageModel
import func TSCBasic.withTemporaryFile
import XCTest
import struct TSCBasic.ByteString
final class PackageModelTests: XCTestCase {
func testProductTypeCodable() throws {
struct Foo: Codable, Equatable {
var type: ProductType
}
func checkCodable(_ type: ProductType) {
do {
let foo = Foo(type: type)
let data = try JSONEncoder.makeWithDefaults().encode(foo)
let decodedFoo = try JSONDecoder.makeWithDefaults().decode(Foo.self, from: data)
XCTAssertEqual(foo, decodedFoo)
} catch {
XCTFail("\(error)")
}
}
checkCodable(.library(.automatic))
checkCodable(.library(.static))
checkCodable(.library(.dynamic))
checkCodable(.executable)
checkCodable(.test)
}
func testProductFilterCodable() throws {
// Test ProductFilter.everything
try {
let data = try JSONEncoder().encode(ProductFilter.everything)
let decoded = try JSONDecoder().decode(ProductFilter.self, from: data)
XCTAssertEqual(decoded, ProductFilter.everything)
}()
// Test ProductFilter.specific(), including that the order is normalized
try {
let data = try JSONEncoder().encode(ProductFilter.specific(["Bar", "Foo"]))
let decoded = try JSONDecoder().decode(ProductFilter.self, from: data)
XCTAssertEqual(decoded, ProductFilter.specific(["Foo", "Bar"]))
}()
}
func testAndroidCompilerFlags() throws {
let triple = try Triple("x86_64-unknown-linux-android")
let fileSystem = InMemoryFileSystem()
let sdkDir = AbsolutePath("/some/path/to/an/SDK.sdk")
try fileSystem.createDirectory(sdkDir, recursive: true)
let toolchainPath = AbsolutePath("/some/path/to/a/toolchain.xctoolchain")
try fileSystem.createDirectory(toolchainPath, recursive: true)
let swiftSDK = SwiftSDK(
targetTriple: triple,
toolset: .init(toolchainBinDir: toolchainPath.appending(components: "usr", "bin"), buildFlags: .init()),
pathsConfiguration: .init(sdkRootPath: sdkDir)
)
XCTAssertEqual(
try UserToolchain.deriveSwiftCFlags(
triple: triple,
swiftSDK: swiftSDK,
environment: .current,
fileSystem: fileSystem
),
[
// Needed when cross‐compiling for Android. 2020‐03‐01
"-sdk",
sdkDir.pathString,
]
)
}
// tiny PE binary from: https://archive.is/w01DO
static let tinyPEBytes: [UInt8] = [
0x4D, 0x5A, 0x00, 0x00, 0x50, 0x45, 0x00, 0x00, 0x4C, 0x01, 0x01, 0x00,
0x6A, 0x2A, 0x58, 0xC3, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x04, 0x00, 0x03, 0x01, 0x0B, 0x01, 0x08, 0x00, 0x04, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00,
0x04, 0x00, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x00,
0x04, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x68, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x02,
]
func testWindowsLibrarianSelection() throws {
#if os(Windows)
let suffix = ".exe"
#else
let suffix = ""
#endif
let triple = try Triple("x86_64-unknown-windows-msvc")
let fs = localFileSystem
try withTemporaryFile { _ in
try withTemporaryDirectory(removeTreeOnDeinit: true) { tmp in
let contents = Self.tinyPEBytes
let bin = tmp.appending("bin")
try fs.createDirectory(bin)
let lld = bin.appending("lld-link\(suffix)")
try fs.writeFileContents(lld, bytes: ByteString(contents))
let not = bin.appending("not-link\(suffix)")
try fs.writeFileContents(not, bytes: ByteString(contents))
#if !os(Windows)
try fs.chmod(.executable, path: lld, options: [])
try fs.chmod(.executable, path: not, options: [])
#endif
try XCTAssertEqual(
UserToolchain.determineLibrarian(
triple: triple, binDirectories: [bin], useXcrun: false, environment: [:], searchPaths: [],
extraSwiftFlags: ["-Xswiftc", "-use-ld=lld"],
fileSystem: fs
),
lld
)
try XCTAssertEqual(
UserToolchain.determineLibrarian(
triple: triple, binDirectories: [bin], useXcrun: false, environment: [:], searchPaths: [],
extraSwiftFlags: ["-Xswiftc", "-use-ld=not-link"],
fileSystem: fs
),
not
)
try XCTAssertThrowsError(
UserToolchain.determineLibrarian(
triple: triple, binDirectories: [bin], useXcrun: false, environment: [:], searchPaths: [],
extraSwiftFlags: [],
fileSystem: fs
)
)
}
}
}
func testDetermineSwiftCompilers() throws {
let fs = localFileSystem
try withTemporaryFile { _ in
try withTemporaryDirectory(removeTreeOnDeinit: true) { tmp in
// When swiftc is not in the toolchain bin directory, UserToolchain
// should find it in the system PATH search paths in the order they
// are specified.
let toolchainPath = tmp.appending("swift.xctoolchain")
let toolchainBinDir = toolchainPath.appending(components: "usr", "bin")
// Create the toolchain bin directory, but don't put swiftc in it.
try fs.createDirectory(toolchainBinDir, recursive: true)
// Create a directory with two swiftc binaries in it.
let binDirs = ["bin1", "bin2"].map { tmp.appending($0) }
for binDir in binDirs {
try fs.createDirectory(binDir)
let binFile = binDir.appending("swiftc")
try fs.writeFileContents(binFile, bytes: ByteString(Self.tinyPEBytes))
#if !os(Windows)
try fs.chmod(.executable, path: binFile, options: [])
#endif
}
let compilers = try UserToolchain.determineSwiftCompilers(
binDirectories: [toolchainBinDir],
useXcrun: false,
environment: [:],
searchPaths: binDirs,
fileSystem: fs
)
// The first swiftc in the search paths should be chosen.
XCTAssertEqual(compilers.compile, binDirs.first?.appending("swiftc"))
}
}
}
}
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