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import Foundation
/*
This source file is part of the Swift.org open source project
Copyright (c) 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 Swift project authors
*/
import _AsyncFileSystem
import _InternalTestSupport
import Testing
import struct SystemPackage.FilePath
struct AsyncFileSystemTests {
@Test
func mockFileSystem() async throws {
let fs = MockFileSystem()
let mockPath: FilePath = "/foo/bar"
#expect(await !fs.exists(mockPath))
let mockContent = "baz".utf8
try await fs.write(mockPath, bytes: mockContent)
#expect(await fs.exists(mockPath))
// Test overwriting
try await fs.write(mockPath, bytes: mockContent)
#expect(await fs.exists(mockPath))
let bytes = try await fs.withOpenReadableFile(mockPath) { fileHandle in
try await fileHandle.read().reduce(into: []) { $0.append(contentsOf: $1) }
}
#expect(bytes == Array(mockContent))
}
@Test
func oSFileSystem() async throws {
try await testWithTemporaryDirectory { tmpDir in
let fs = OSFileSystem()
let mockPath = FilePath(tmpDir.appending("foo").pathString)
#expect(await !fs.exists(mockPath))
let mockContent = "baz".utf8
try await fs.write(mockPath, bytes: mockContent)
#expect(await fs.exists(mockPath))
// Test overwriting
try await fs.write(mockPath, bytes: mockContent)
#expect(await fs.exists(mockPath))
let bytes = try await fs.withOpenReadableFile(mockPath) { fileHandle in
try await fileHandle.read().reduce(into: []) { $0.append(contentsOf: $1) }
}
#expect(bytes == Array(mockContent))
}
}
}
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