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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
import XCTest
@testable import JWTKit
final class JWTNoneAlgorithmTests: XCTestCase {
func test_sign_producesEmptySignature() throws {
let subject = createSubject()
let signature = try subject.sign(message: "anything at all")
XCTAssertEqual(signature, "", "none algorithm must produce an empty signature")
}
func test_verify_acceptsEmptySignature() throws {
let subject = createSubject()
XCTAssertNoThrow(try subject.verify(message: "msg", hasSignature: ""))
}
func test_verify_rejectsNonEmptySignature() throws {
let subject = createSubject()
XCTAssertThrowsError(try subject.verify(message: "msg", hasSignature: "not-empty")) { error in
XCTAssertEqual(error as? JWTError, .invalidSignature)
}
}
private func createSubject() -> JWTNoneAlgorithm {
return JWTNoneAlgorithm()
}
}