XYOracleNetwork/sdk-core-swift

//
//  XyoBufferTest.swift
//  sdk-objectmodel-swiftTests
//
//  Created by Carter Harrison on 1/21/19.
//  Copyright © 2019 XYO Network. All rights reserved.
//

import Foundation
import XCTest
@testable import sdk_core_swift

class XyoBufferTest: XCTestCase {

    func testPutSchema () {
        let buffer = XyoBuffer()
        let schema = XyoObjectSchema(id: 0x13, encodingCatalogue: 0x37)
        buffer.put(schema: schema)

        XCTAssertEqual(buffer.toByteArray(), schema.toByteArray())
    }

    func testPutBytes () {
        let buffer = XyoBuffer()
        let bytes: [UInt8] = [0x13, 0x37]
        buffer.put(bytes: bytes)

        XCTAssertEqual(buffer.toByteArray(), bytes)
    }

    func testPutUInt8 () {
        let buffer = XyoBuffer()
        let byte: UInt8 = 0xff
        buffer.put(bits: byte)

        XCTAssertEqual(buffer.toByteArray(), [byte])
    }

    func testPutUInt16() {
        let buffer = XyoBuffer()
        let int: UInt16 = 0x05
        buffer.put(bits: int)

        XCTAssertEqual(buffer.toByteArray(), [0x00, 0x05])
    }

    func testPutUInt32() {
        let buffer = XyoBuffer()
        let int: UInt32 = 0x05
        buffer.put(bits: int)

        XCTAssertEqual(buffer.toByteArray(), [0x00, 0x00, 0x00, 0x05])
    }

    func testPutUInt64() {
        let buffer = XyoBuffer()
        let int: UInt64 = 0x05
        buffer.put(bits: int)

        XCTAssertEqual(buffer.toByteArray(), [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05])
    }

    func testGetSchema () {
        let schema = XyoObjectSchema(id: 0x13, encodingCatalogue: 0x37)
        let buffer = XyoBuffer(data: schema.toByteArray())
        let got = buffer.getSchema(offset: 0)

        XCTAssertEqual(got.toByteArray(), schema.toByteArray())
    }

    func testGetUInt8 () {
        let int: UInt8 = 0x15
        let buffer = XyoBuffer(data: [int])
        let got = buffer.getUInt8(offset: 0)

        XCTAssertEqual(got, int)
    }

    func testGetUInt16 () {
        let int: UInt16 = 0x05
        let buffer = XyoBuffer(data: [0x00, 0x05])
        let got = buffer.getUInt16(offset: 0)

        XCTAssertEqual(got, int)
    }

    func testGetUInt32 () {
        let int: UInt32 = 0x05
        let buffer = XyoBuffer(data: [0x00, 0x00, 0x00, 0x05])
        let got = buffer.getUInt32(offset: 0)

        XCTAssertEqual(got, int)
    }

    func testGetUInt64 () {
        let int: UInt64 = 0x05
        let buffer = XyoBuffer(data: [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05])
        let got = buffer.getUInt64(offset: 0)

        XCTAssertEqual(got, int)
    }

    func testSubByteArray () {
        let buffer = XyoBuffer(data: [0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07])
        let subBuffer = XyoBuffer(data: buffer, allowedOffset: 2, lastOffset: 4)

        XCTAssertEqual([0x02, 0x03], subBuffer.toByteArray())
    }

    func testSubSize () {
        let buffer = XyoBuffer(data: [0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07])
        let subBuffer = XyoBuffer(data: buffer, allowedOffset: 2, lastOffset: 4)

        XCTAssertEqual(2, subBuffer.getSize())
    }

    func testSize () {
        let buffer = XyoBuffer(data: [0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07])

        XCTAssertEqual(8, buffer.getSize())
    }

    func testSubSchema () {
        let buffer = XyoBuffer(data: [0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07])
        let subBuffer = XyoBuffer(data: buffer, allowedOffset: 2, lastOffset: 4)
        let subSchema = subBuffer.getSchema(offset: 0)

        XCTAssertEqual(subSchema.id, 3)
        XCTAssertEqual(subSchema.encodingCatalogue, 2)
    }

}