An advanced Ethereum/EVM mobile wallet
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alpha-wallet-ios/TrustTests/EtherClient/RLPTests.swift

60 lines
2.6 KiB

// Copyright SIX DAY LLC. All rights reserved.
import BigInt
@testable import Trust
import XCTest
class RLPTests: XCTestCase {
func testStrings() {
XCTAssertEqual(RLP.encode("")!.hex(), "80")
XCTAssertEqual(RLP.encode("dog")!.hex(), "83646f67")
}
func testIntegers() {
XCTAssertEqual(RLP.encode(0)!.hex(), "80")
XCTAssertEqual(RLP.encode(127)!.hex(), "7f")
XCTAssertEqual(RLP.encode(128)!.hex(), "8180")
XCTAssertEqual(RLP.encode(256)!.hex(), "820100")
XCTAssertEqual(RLP.encode(1024)!.hex(), "820400")
XCTAssertEqual(RLP.encode(0xffffff)!.hex(), "83ffffff")
XCTAssertEqual(RLP.encode(0xffffffff)!.hex(), "84ffffffff")
XCTAssertEqual(RLP.encode(0xffffffffffffff)!.hex(), "87ffffffffffffff")
}
func testBigInts() {
XCTAssertEqual(RLP.encode(BigInt(0))!.hex(), "80")
XCTAssertEqual(RLP.encode(BigInt(1))!.hex(), "01")
XCTAssertEqual(RLP.encode(BigInt(127))!.hex(), "7f")
XCTAssertEqual(RLP.encode(BigInt(128))!.hex(), "8180")
XCTAssertEqual(RLP.encode(BigInt(256))!.hex(), "820100")
XCTAssertEqual(RLP.encode(BigInt(1024))!.hex(), "820400")
XCTAssertEqual(RLP.encode(BigInt(0xffffff))!.hex(), "83ffffff")
XCTAssertEqual(RLP.encode(BigInt(0xffffffff))!.hex(), "84ffffffff")
XCTAssertEqual(RLP.encode(BigInt(0xffffffffffffff))!.hex(), "87ffffffffffffff")
XCTAssertEqual(
RLP.encode(BigInt("102030405060708090a0b0c0d0e0f2", radix: 16)!)!.hex(),
"8f102030405060708090a0b0c0d0e0f2"
)
XCTAssertEqual(
RLP.encode(BigInt("0100020003000400050006000700080009000a000b000c000d000e01", radix: 16)!)!.hex(),
"9c0100020003000400050006000700080009000a000b000c000d000e01"
)
XCTAssertEqual(
RLP.encode(BigInt("010000000000000000000000000000000000000000000000000000000000000000", radix: 16)!)!.hex(),
"a1010000000000000000000000000000000000000000000000000000000000000000"
)
XCTAssertNil(RLP.encode(BigInt("-1")!))
}
func testLists() {
XCTAssertEqual(RLP.encode([])!.hex(), "c0")
XCTAssertEqual(RLP.encode([1, 2, 3])!.hex(), "c3010203")
XCTAssertEqual(RLP.encode(["cat", "dog"])!.hex(), "c88363617483646f67")
XCTAssertEqual(RLP.encode([ [], [[]], [ [], [[]] ] ])!.hex(), "c7c0c1c0c3c0c1c0")
XCTAssertEqual(RLP.encode([1, 0xffffff, [4, 5, 5], "abc"])!.hex(), "cd0183ffffffc304050583616263")
let encoded = RLP.encode(Array<Int>(repeating: 0, count: 1024))!
print(encoded.hex())
XCTAssert(encoded.hex().hasPrefix("f90400"))
}
}