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// This source file is part of the Swift.org open source project
//
// Copyright (c) 2020 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 XCTest
import TSCBasic
class Base64URLTests: XCTestCase {
func testEncode() {
XCTAssertEqual([UInt8]([]).base64URL(), "")
XCTAssertEqual([UInt8]([65]).base64URL(), "QQ==")
XCTAssertEqual([UInt8]([65, 65]).base64URL(), "QUE=")
XCTAssertEqual([UInt8]([65, 65, 65]).base64URL(), "QUFB")
}
func testDecode() {
XCTAssertEqual([UInt8](base64URL: ""), [])
XCTAssertEqual([UInt8](base64URL: "QQ=="), [65])
XCTAssertEqual([UInt8](base64URL: "QUE="), [65, 65])
XCTAssertEqual([UInt8](base64URL: "QUFB"), [65, 65, 65])
XCTAssertEqual([UInt8](base64URL: "dGVzdGluZwo="),
[0x74, 0x65, 0x73, 0x74, 0x69, 0x6e, 0x67, 0x0a])
}
func testRoundTrip() {
for count in 1...10 {
for _ in 0...100 {
var data = [UInt8](repeating: 0, count: count)
for n in 0..<count {
data[n] = UInt8.random(in: 0...UInt8.max)
}
let encoded = data.base64URL()
let decoded = [UInt8](base64URL: encoded[encoded.startIndex...])
XCTAssertEqual(data, decoded)
}
}
}
}
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