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swiftpm-pathkit/Tests/PathTests/PathTests.swift
2019-01-31 14:26:09 -05:00

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import XCTest
import Path
class PathTests: XCTestCase {
func testConcatenation() {
XCTAssertEqual((Path.root/"bar").string, "/bar")
XCTAssertEqual(Path.cwd.string, FileManager.default.currentDirectoryPath)
XCTAssertEqual((Path.root/"/bar").string, "/bar")
XCTAssertEqual((Path.root/"///bar").string, "/bar")
XCTAssertEqual((Path.root/"foo///bar////").string, "/foo/bar")
XCTAssertEqual((Path.root/"foo"/"/bar").string, "/foo/bar")
}
func testEnumeration() throws {
let tmpdir_ = try TemporaryDirectory()
let tmpdir = tmpdir_.path
try tmpdir.a.mkdir().c.touch()
try tmpdir.join("b.swift").touch()
try tmpdir.c.touch()
try tmpdir.join(".d").mkdir().e.touch()
var paths = Set<String>()
let lsrv = try tmpdir.ls()
var dirs = 0
for entry in lsrv {
if entry.kind == .directory {
dirs += 1
}
paths.insert(entry.path.basename())
}
XCTAssertEqual(dirs, 2)
XCTAssertEqual(dirs, lsrv.directories.count)
XCTAssertEqual(["a", ".d"], Set(lsrv.directories.map{ $0.relative(to: tmpdir) }))
XCTAssertEqual(["b.swift", "c"], Set(lsrv.files.map{ $0.relative(to: tmpdir) }))
XCTAssertEqual(["b.swift"], Set(lsrv.files(withExtension: "swift").map{ $0.relative(to: tmpdir) }))
XCTAssertEqual(["c"], Set(lsrv.files(withExtension: "").map{ $0.relative(to: tmpdir) }))
XCTAssertEqual(paths, ["a", "b.swift", "c", ".d"])
}
func testEnumerationSkippingHiddenFiles() throws {
#if !os(Linux)
let tmpdir_ = try TemporaryDirectory()
let tmpdir = tmpdir_.path
try tmpdir.join("a").mkdir().join("c").touch()
try tmpdir.join("b").touch()
try tmpdir.join("c").touch()
try tmpdir.join(".d").mkdir().join("e").touch()
var paths = Set<String>()
var dirs = 0
for entry in try tmpdir.ls(includeHiddenFiles: false) {
if entry.kind == .directory {
dirs += 1
}
paths.insert(entry.path.basename())
}
XCTAssertEqual(dirs, 1)
XCTAssertEqual(paths, ["a", "b", "c"])
#endif
}
func testRelativeTo() {
XCTAssertEqual((Path.root/"tmp/foo").relative(to: .root/"tmp"), "foo")
XCTAssertEqual((Path.root/"tmp/foo/bar").relative(to: .root/"tmp/baz"), "../foo/bar")
}
func testExists() {
XCTAssert(Path.root.exists)
XCTAssert((Path.root/"bin").exists)
}
func testIsDirectory() {
XCTAssert(Path.root.isDirectory)
XCTAssert((Path.root/"bin").isDirectory)
}
func testExtension() {
XCTAssertEqual(Path.root.join("a.swift").extension, "swift")
XCTAssertEqual(Path.root.join("a").extension, "")
XCTAssertEqual(Path.root.join("a.").extension, "")
XCTAssertEqual(Path.root.join("a..").extension, "")
XCTAssertEqual(Path.root.join("a..swift").extension, "swift")
XCTAssertEqual(Path.root.join("a..swift.").extension, "")
XCTAssertEqual(Path.root.join("a.tar.gz").extension, "tar.gz")
XCTAssertEqual(Path.root.join("a..tar.gz").extension, "tar.gz")
XCTAssertEqual(Path.root.join("a..tar..gz").extension, "gz")
}
func testMktemp() throws {
var path: Path!
try Path.mktemp {
path = $0
XCTAssert(path.isDirectory)
}
XCTAssert(!path.exists)
XCTAssert(!path.isDirectory)
}
func testMkpathIfExists() throws {
try Path.mktemp {
for _ in 0...1 {
try $0.join("a").mkdir()
try $0.join("b/c").mkdir(.p)
}
}
}
func testBasename() {
XCTAssertEqual(Path.root.join("foo.bar").basename(dropExtension: true), "foo")
XCTAssertEqual(Path.root.join("foo").basename(dropExtension: true), "foo")
XCTAssertEqual(Path.root.join("foo.").basename(dropExtension: true), "foo.")
XCTAssertEqual(Path.root.join("foo.bar.baz").basename(dropExtension: true), "foo.bar")
}
func testCodable() throws {
let input = [Path.root/"bar"]
XCTAssertEqual(try JSONDecoder().decode([Path].self, from: try JSONEncoder().encode(input)), input)
}
func testRelativePathCodable() throws {
let root = Path.root/"bar"
let input = [
root/"foo"
]
let encoder = JSONEncoder()
encoder.userInfo[.relativePath] = root
let data = try encoder.encode(input)
XCTAssertEqual(try JSONSerialization.jsonObject(with: data) as? [String], ["foo"])
let decoder = JSONDecoder()
XCTAssertThrowsError(try decoder.decode([Path].self, from: data))
decoder.userInfo[.relativePath] = root
XCTAssertEqual(try decoder.decode([Path].self, from: data), input)
}
func testJoin() {
let prefix = Path.root/"Users/mxcl"
XCTAssertEqual(prefix/"b", Path("/Users/mxcl/b"))
XCTAssertEqual(prefix/"b"/"c", Path("/Users/mxcl/b/c"))
XCTAssertEqual(prefix/"b/c", Path("/Users/mxcl/b/c"))
XCTAssertEqual(prefix/"/b", Path("/Users/mxcl/b"))
let b = "b"
let c = "c"
XCTAssertEqual(prefix/b/c, Path("/Users/mxcl/b/c"))
XCTAssertEqual(Path.root/"~b", Path("/~b"))
XCTAssertEqual(Path.root/"~/b", Path("/~/b"))
XCTAssertEqual(Path("~/foo"), Path.home/"foo")
XCTAssertNil(Path("~foo"))
XCTAssertEqual(Path.root/"a/foo"/"../bar", Path.root/"a/bar")
XCTAssertEqual(Path.root/"a/foo"/"/../bar", Path.root/"a/bar")
XCTAssertEqual(Path.root/"a/foo"/"../../bar", Path.root/"bar")
XCTAssertEqual(Path.root/"a/foo"/"../../../bar", Path.root/"bar")
}
func testDynamicMember() {
XCTAssertEqual(Path.root.Documents, Path.root/"Documents")
let a = Path.home.foo
XCTAssertEqual(a.Documents, Path.home/"foo/Documents")
}
func testCopyTo() throws {
try Path.mktemp { root in
try root.foo.touch().copy(to: root.bar)
XCTAssert(root.foo.isFile)
XCTAssert(root.bar.isFile)
XCTAssertThrowsError(try root.foo.copy(to: root.bar))
try root.foo.copy(to: root.bar, overwrite: true)
}
}
func testCopyInto() throws {
try Path.mktemp { root1 in
let bar1 = try root1.join("bar").touch()
try Path.mktemp { root2 in
let bar2 = try root2.join("bar").touch()
XCTAssertThrowsError(try bar1.copy(into: root2))
try bar1.copy(into: root2, overwrite: true)
XCTAssertTrue(bar1.exists)
XCTAssertTrue(bar2.exists)
}
// test creates intermediary directories
try bar1.copy(into: root1.create.directories)
// test doesnt replace file if copy into a file
let d = try root1.fuz.touch()
XCTAssertThrowsError(try root1.baz.touch().copy(into: d))
XCTAssert(d.isFile)
XCTAssert(root1.baz.isFile)
}
}
func testMoveTo() throws {
try Path.mktemp { tmpdir in
try tmpdir.foo.touch().move(to: tmpdir.bar)
XCTAssertFalse(tmpdir.foo.exists)
XCTAssert(tmpdir.bar.isFile)
XCTAssertThrowsError(try tmpdir.foo.touch().move(to: tmpdir.bar))
try tmpdir.foo.move(to: tmpdir.bar, overwrite: true)
}
}
func testMoveInto() throws {
try Path.mktemp { root1 in
let bar1 = try root1.join("bar").touch()
try Path.mktemp { root2 in
let bar2 = try root2.join("bar").touch()
XCTAssertThrowsError(try bar1.move(into: root2))
try bar1.move(into: root2, overwrite: true)
XCTAssertFalse(bar1.exists)
XCTAssertTrue(bar2.exists)
}
// test creates intermediary directories
try root1.baz.touch().move(into: root1.create.directories)
XCTAssertFalse(root1.baz.exists)
XCTAssert(root1.create.directories.baz.isFile)
// test doesnt replace file if move into a file
let d = try root1.fuz.touch()
XCTAssertThrowsError(try root1.baz.touch().move(into: d))
XCTAssert(d.isFile)
XCTAssert(root1.baz.isFile)
}
}
func testRename() throws {
try Path.mktemp { root in
do {
let file = try root.bar.touch()
let foo = try file.rename(to: "foo")
XCTAssertFalse(file.exists)
XCTAssertTrue(foo.isFile)
}
do {
let file = try root.bar.touch()
XCTAssertThrowsError(try file.rename(to: "foo"))
}
}
}
func testCommonDirectories() {
XCTAssertEqual(Path.root.string, "/")
XCTAssertEqual(Path.home.string, NSHomeDirectory())
XCTAssertEqual(Path.documents.string, NSHomeDirectory() + "/Documents")
#if !os(Linux)
XCTAssertEqual(Path.caches.string, NSHomeDirectory() + "/Library/Caches")
XCTAssertEqual(Path.cwd.string, FileManager.default.currentDirectoryPath)
XCTAssertEqual(Path.applicationSupport.string, NSHomeDirectory() + "/Library/Application Support")
#endif
}
func testStringConvertibles() {
XCTAssertEqual(Path.root.description, "/")
XCTAssertEqual(Path.root.debugDescription, "Path(/)")
}
func testFilesystemAttributes() throws {
XCTAssert(Path(#file)!.isFile)
XCTAssert(Path(#file)!.isReadable)
XCTAssert(Path(#file)!.isWritable)
XCTAssert(Path(#file)!.isDeletable)
XCTAssert(Path(#file)!.parent.isDirectory)
try Path.mktemp { tmpdir in
XCTAssertTrue(tmpdir.isDirectory)
XCTAssertFalse(tmpdir.isFile)
let bar = try tmpdir.bar.touch().chmod(0o000)
XCTAssertFalse(bar.isReadable)
XCTAssertFalse(bar.isWritable)
XCTAssertFalse(bar.isDirectory)
XCTAssertFalse(bar.isExecutable)
XCTAssertTrue(bar.isFile)
XCTAssertTrue(bar.isDeletable) // can delete even if no read permissions
try bar.chmod(0o777)
XCTAssertTrue(bar.isReadable)
XCTAssertTrue(bar.isWritable)
XCTAssertTrue(bar.isDeletable)
XCTAssertTrue(bar.isExecutable)
try bar.delete()
XCTAssertFalse(bar.exists)
XCTAssertFalse(bar.isReadable)
XCTAssertFalse(bar.isWritable)
XCTAssertFalse(bar.isExecutable)
XCTAssertFalse(bar.isDeletable)
let nonExistantFile = tmpdir.baz
XCTAssertFalse(nonExistantFile.exists)
XCTAssertFalse(nonExistantFile.isExecutable)
XCTAssertFalse(nonExistantFile.isReadable)
XCTAssertFalse(nonExistantFile.isWritable)
XCTAssertFalse(nonExistantFile.isDeletable)
XCTAssertFalse(nonExistantFile.isDirectory)
XCTAssertFalse(nonExistantFile.isFile)
let baz = try tmpdir.baz.touch()
XCTAssertTrue(baz.isDeletable)
try tmpdir.chmod(0o500) // remove write permission on directory
XCTAssertFalse(baz.isDeletable) // this is how deletion is prevented on UNIX
}
}
func testTimes() throws {
try Path.mktemp { tmpdir in
let foo = try tmpdir.foo.touch()
let now1 = Date().timeIntervalSince1970.rounded(.down)
#if !os(Linux)
XCTAssertEqual(foo.ctime?.timeIntervalSince1970.rounded(.down), now1) //FIXME flakey
#endif
XCTAssertEqual(foo.mtime?.timeIntervalSince1970.rounded(.down), now1) //FIXME flakey
sleep(1)
try foo.touch()
let now2 = Date().timeIntervalSince1970.rounded(.down)
XCTAssertNotEqual(now1, now2)
XCTAssertEqual(foo.mtime?.timeIntervalSince1970.rounded(.down), now2) //FIXME flakey
XCTAssertNil(tmpdir.void.mtime)
XCTAssertNil(tmpdir.void.ctime)
}
}
func testDelete() throws {
try Path.mktemp { tmpdir in
try tmpdir.bar1.delete()
try tmpdir.bar2.touch().delete()
try tmpdir.bar3.touch().chmod(0o000).delete()
#if !os(Linux)
XCTAssertThrowsError(try tmpdir.bar3.touch().lock().delete())
#endif
}
}
func testRelativeCodable() throws {
let path = Path.home.foo
let encoder = JSONEncoder()
encoder.userInfo[.relativePath] = Path.home
let data = try encoder.encode([path])
let decoder = JSONDecoder()
decoder.userInfo[.relativePath] = Path.home
XCTAssertEqual(try decoder.decode([Path].self, from: data), [path])
decoder.userInfo[.relativePath] = Path.documents
XCTAssertEqual(try decoder.decode([Path].self, from: data), [Path.documents.foo])
XCTAssertThrowsError(try JSONDecoder().decode([Path].self, from: data))
}
func testBundleExtensions() {
XCTAssertTrue(Bundle.main.path.isDirectory)
XCTAssertTrue(Bundle.main.resources.isDirectory)
// dont exist in tests
_ = Bundle.main.path(forResource: "foo", ofType: "bar")
_ = Bundle.main.sharedFrameworks
}
func testDataExtensions() throws {
let data = try Data(contentsOf: Path(#file)!)
try Path.mktemp { tmpdir in
_ = try data.write(to: tmpdir.foo)
_ = try data.write(to: tmpdir.foo, atomically: true)
}
}
func testStringExtensions() throws {
let string = try String(contentsOf: Path(#file)!)
try Path.mktemp { tmpdir in
_ = try string.write(to: tmpdir.foo)
}
}
func testFileHandleExtensions() throws {
_ = try FileHandle(forReadingAt: Path(#file)!)
_ = try FileHandle(forWritingAt: Path(#file)!)
_ = try FileHandle(forUpdatingAt: Path(#file)!)
}
func testSort() {
XCTAssertEqual([Path.root.a, Path.root.c, Path.root.b].sorted(), [Path.root.a, Path.root.b, Path.root.c])
}
func testLock() throws {
#if !os(Linux)
try Path.mktemp { tmpdir in
let bar = try tmpdir.bar.touch()
try bar.lock()
XCTAssertThrowsError(try bar.touch())
try bar.unlock()
try bar.touch()
}
#endif
}
}