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// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
//
// RUN: %target-run-simple-swift
// REQUIRES: executable_test
// REQUIRES: objc_interop
#if canImport(TestSupport)
import TestSupport
#endif
@available(macOS 12.0, iOS 15.0, tvOS 15.0, watchOS 8.0, *)
final class ByteCountFormatStyleTests : XCTestCase {
let locales = [Locale(identifier: "en_US"), .init(identifier: "fr_FR"), .init(identifier: "zh_TW"), .init(identifier: "zh_CN"), .init(identifier: "ar")]
func test_zeroSpelledOutKb() {
let localizedZerosSpelledOutKb: [Locale: String] = [
Locale(identifier: "en_US"): "Zero kB",
Locale(identifier: "fr_FR"): "Zéro ko",
Locale(identifier: "zh_TW"): "0 kB",
Locale(identifier: "zh_CN"): "0 kB",
Locale(identifier: "ar"): "صفر كيلوبايت",
]
for locale in locales {
XCTAssertEqual(0.formatted(.byteCount(style: .memory, spellsOutZero: true).locale(locale)), localizedZerosSpelledOutKb[locale], "locale: \(locale.identifier) failed expectation" )
}
}
func test_zeroSpelledOutBytes() {
let localizedZerosSpelledOutBytes: [Locale: String] = [
Locale(identifier: "en_US"): "Zero bytes",
Locale(identifier: "fr_FR"): "Zéro octet",
Locale(identifier: "zh_TW"): "0 byte",
Locale(identifier: "zh_CN"): "0字节",
Locale(identifier: "ar"): "صفر بايت",
]
for locale in locales {
XCTAssertEqual(0.formatted(.byteCount(style: .memory, allowedUnits: .bytes, spellsOutZero: true).locale(locale)), localizedZerosSpelledOutBytes[locale], "locale: \(locale.identifier) failed expectation")
}
}
let localizedSingular: [Locale: [String]] = [
Locale(identifier: "en_US"): [
"1 byte",
"1 kB",
"1 MB",
"1 GB",
"1 TB",
"1 PB",
],
Locale(identifier: "fr_FR"): [
"1 octet",
"1 ko",
"1 Mo",
"1 Go",
"1 To",
"1 Po",
],
Locale(identifier: "zh_TW"): [
"1 byte",
"1 kB",
"1 MB",
"1 GB",
"1 TB",
"1 PB",
],
Locale(identifier: "zh_CN"): [
"1 byte",
"1 kB",
"1 MB",
"1 GB",
"1 TB",
"1 PB",
],
Locale(identifier: "ar"): [
"١ بايت",
"١ كيلوبايت",
"١ ميغابايت",
"١ غيغابايت",
"١ تيرابايت",
"١ بيتابايت",
]
]
#if FIXED_86386674
func test_singularUnitsBinary() {
for locale in locales {
for i in 0...5 {
let value: Int64 = (1 << (i*10))
XCTAssertEqual((value).formatted(.byteCount(style: .memory).locale(locale)), localizedSingular[locale]![i])
}
}
}
#endif
#if FIXED_86386684
func test_singularUnitsDecimal() {
for locale in locales {
for i in 0...5 {
XCTAssertEqual(Int64(pow(10.0, Double(i*3))).formatted(.byteCount(style: .file).locale(locale)), localizedSingular[locale]![i])
}
}
}
#endif
func test_localizedParens() {
XCTAssertEqual(1024.formatted(.byteCount(style: ByteCountFormatStyle.Style.binary, includesActualByteCount: true).locale(.init(identifier: "zh_TW"))), "1 kB（1,024 byte）")
XCTAssertEqual(1024.formatted(.byteCount(style: ByteCountFormatStyle.Style.binary, includesActualByteCount: true).locale(.init(identifier: "en_US"))), "1 kB (1,024 bytes)")
}
func testActualByteCount() {
XCTAssertEqual(1024.formatted(.byteCount(style: ByteCountFormatStyle.Style.file, includesActualByteCount: true)), "1 kB (1,024 bytes)")
}
func test_RTL() {
XCTAssertEqual(1024.formatted(.byteCount(style: ByteCountFormatStyle.Style.binary, includesActualByteCount: true).locale(.init(identifier: "ar_SA"))), "١ كيلوبايت (١٬٠٢٤ بايت)")
}
func testAttributed() {
var expected: [Segment]
// Zero kB
expected = [
.init(string: "Zero", number: nil, symbol: nil, byteCount: .spelledOutValue),
.space,
.init(string: "kB", number: nil, symbol: nil, byteCount: .unit(.kb))]
XCTAssertEqual(0.formatted(.byteCount(style: .file, spellsOutZero: true).attributed), expected.attributedString)
// 1 byte
expected = [
.init(string: "1", number: .integer, symbol: nil, byteCount: .value),
.space,
.init(string: "byte", number: nil, symbol: nil, byteCount: .unit(.byte))]
XCTAssertEqual(1.formatted(.byteCount(style: .file).attributed), expected.attributedString)
// 1,000 bytes
expected = [
.init(string: "1", number: .integer, symbol: nil, byteCount: .value),
.init(string: ",", number: .integer, symbol: .groupingSeparator, byteCount: .value),
.init(string: "000", number: .integer, symbol: nil, byteCount: .value),
.space,
.init(string: "bytes", number: nil, symbol: nil, byteCount: .unit(.byte))]
XCTAssertEqual(1000.formatted(.byteCount(style: .memory).attributed), expected.attributedString)
// 1,016 kB
expected = [
.init(string: "1", number: .integer, symbol: nil, byteCount: .value),
.init(string: ",", number: .integer, symbol: .groupingSeparator, byteCount: .value),
.init(string: "016", number: .integer, symbol: nil, byteCount: .value),
.space,
.init(string: "kB", number: nil, symbol: nil, byteCount: .unit(.kb))]
XCTAssertEqual(1_040_000.formatted(.byteCount(style: .memory).attributed), expected.attributedString)
// 1.1 MB
expected = [
.init(string: "1", number: .integer, symbol: nil, byteCount: .value),
.init(string: ".", number: nil, symbol: .decimalSeparator, byteCount: .value),
.init(string: "1", number: .fraction, symbol: nil, byteCount: .value),
.space,
.init(string: "MB", number: nil, symbol: nil, byteCount: .unit(.mb))]
XCTAssertEqual(1_100_000.formatted(.byteCount(style: .file).attributed), expected.attributedString)
// 4.2 GB (4,200,000 bytes)
expected = [
.init(string: "4", number: .integer, symbol: nil, byteCount: .value),
.init(string: ".", number: nil, symbol: .decimalSeparator, byteCount: .value),
.init(string: "2", number: .fraction, symbol: nil, byteCount: .value),
.space,
.init(string: "GB", number: nil, symbol: nil, byteCount: .unit(.gb)),
.space,
.openParen,
.init(string: "4", number: .integer, symbol: nil, byteCount: .actualByteCount),
.init(string: ",", number: .integer, symbol: .groupingSeparator, byteCount: .actualByteCount),
.init(string: "200", number: .integer, symbol: nil, byteCount: .actualByteCount),
.init(string: ",", number: .integer, symbol: .groupingSeparator, byteCount: .actualByteCount),
.init(string: "000", number: .integer, symbol: nil, byteCount: .actualByteCount),
.init(string: ",", number: .integer, symbol: .groupingSeparator, byteCount: .actualByteCount),
.init(string: "000", number: .integer, symbol: nil, byteCount: .actualByteCount),
.space,
.init(string: "bytes", number: nil, symbol: nil, byteCount: .unit(.byte)),
.closedParen]
XCTAssertEqual(Int64(4_200_000_000).formatted(.byteCount(style: .file, includesActualByteCount: true).attributed), expected.attributedString)
}
#if !os(watchOS)
func testEveryAllowedUnit() {
// 84270854: The largest unit supported currently is pb
let expectations: [ByteCountFormatStyle.Units: String] = [
.bytes: "10,000,000,000,000,000 bytes",
.kb: "10,000,000,000,000 kB",
.mb: "10,000,000,000 MB",
.gb: "10,000,000 GB",
.tb: "10,000 TB",
.pb: "10 PB",
.eb: "10 PB",
.zb: "10 PB",
.ybOrHigher: "10 PB"
]
for (units, expectation) in expectations {
XCTAssertEqual(10_000_000_000_000_000.formatted(.byteCount(style: .file, allowedUnits: units).locale(Locale(identifier: "en_US"))), expectation)
}
}
#endif
}
fileprivate struct Segment {
let string: String
let number: AttributeScopes.FoundationAttributes.NumberFormatAttributes.NumberPartAttribute.NumberPart?
let symbol: AttributeScopes.FoundationAttributes.NumberFormatAttributes.SymbolAttribute.Symbol?
let byteCount: AttributeScopes.FoundationAttributes.ByteCountAttribute.Component?
static var space: Self {
return .init(string: " ", number: nil, symbol: nil, byteCount: nil)
}
static var openParen: Self {
return .init(string: "(", number: nil, symbol: nil, byteCount: nil)
}
static var closedParen: Self {
return .init(string: ")", number: nil, symbol: nil, byteCount: nil)
}
}
extension Sequence where Element == Segment {
var attributedString: AttributedString {
self.map { segment in
var attributed = AttributedString(segment.string)
if let symbol = segment.symbol {
attributed.numberSymbol = symbol
}
if let number = segment.number {
attributed.numberPart = number
}
if let byteCount = segment.byteCount {
attributed.byteCount = byteCount
}
return attributed
}.reduce(into: AttributedString()) { $0 += $1 }
}
}
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