97 lines
2.7 KiB
JavaScript
97 lines
2.7 KiB
JavaScript
import { describe, test, expect } from 'vitest'
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import { filledDataView, sizedDataView } from '.'
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import { parse, serialize, sizeof, sizeofHead } from '../src'
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describe('serialize', () => {
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test('Number', () => {
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const expected = filledDataView([0x40, 0x97, 0xF2, 0x80, 0x00, 0x00, 0x00, 0x00])
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let dv = sizedDataView(7)
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expect(() => serialize(dv, 0, Number)).toThrow()
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dv = sizedDataView(sizeof(Number))
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expect(8).toEqual(dv.byteLength)
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serialize(dv, 1532.625, Number)
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expect(dv).toEqual(expected)
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})
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test('String', () => {
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const expected = filledDataView([
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0x00, 0x00, 0x00, 0x05,
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0x68, 0x65, 0x6C, 0x6C, 0x6F,
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])
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let dv = sizedDataView(8)
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expect(() => serialize(dv, 'hello', String)).toThrow()
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dv = sizedDataView(sizeof('hello'))
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expect(9).toEqual(dv.byteLength)
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serialize(dv, 'hello', String)
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expect(dv).toEqual(expected)
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})
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test('Array, Number', () => {
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const expected = filledDataView([
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0x00, 0x00, 0x00, 0x02,
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0x3F, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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])
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let dv = sizedDataView(19)
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expect(() => serialize(dv, [1, 2], Array, Number)).toThrow()
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dv = sizedDataView(sizeof([1, 2]))
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expect(20).toEqual(dv.byteLength)
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serialize(dv, [1, 2], Array, Number)
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expect(dv).toEqual(expected)
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})
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})
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describe('parse', () => {
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test('Number', () => {
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const expected = 1532.625
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const dv = filledDataView([0x40, 0x97, 0xF2, 0x80, 0x00, 0x00, 0x00, 0x00])
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const actual = parse(dv, Number)
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expect(actual).toEqual(expected)
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})
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test('String', () => {
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const expected = 'hello'
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const dv = filledDataView([
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0x00, 0x00, 0x00, 0x05,
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0x68, 0x65, 0x6C, 0x6C, 0x6F
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])
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const actual = parse(dv, String)
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expect(actual).toEqual(expected)
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})
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test('Array, Number', () => {
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const expected = [1, 2]
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const dv = filledDataView([
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0x00, 0x00, 0x00, 0x02,
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0x3F, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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])
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const actual = parse(dv, Array, Number)
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expect(actual).toEqual(expected)
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})
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})
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describe('sizeofHead', () => {
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test('Number', () => {
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expect(sizeofHead(Number)).toEqual(8)
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expect(sizeofHead(1, Number)).toEqual(8)
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})
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test('String', () => {
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expect(sizeofHead(String)).toEqual(4)
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expect(sizeofHead('s', String)).toEqual(4)
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})
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test('Array', () => {
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expect(sizeofHead(Array, Number)).toEqual(4)
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expect(sizeofHead([1], Array, Number)).toEqual(4)
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})
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})
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describe('sizeof', () => {
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test('unknown', () => {
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expect(() => sizeof(String)).toThrow()
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expect(() => sizeof(Array, Number)).toThrow()
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})
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})
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