napi-rs/examples/napi-compat-mode/__test__/buffer.spec.ts

54 lines
1.5 KiB
TypeScript

import test from 'ava'
const bindings = require('../index.node')
test('should get buffer length', (t) => {
const fixture = Buffer.from('wow, hello')
t.is(bindings.getBufferLength(fixture), fixture.length)
})
test('should stringify buffer', (t) => {
const fixture = 'wow, hello'
t.is(bindings.bufferToString(Buffer.from(fixture)), fixture)
})
test('should copy', (t) => {
const fixture = Buffer.from('wow, hello')
const copyBuffer = bindings.copyBuffer(fixture)
t.deepEqual(copyBuffer, fixture)
t.not(fixture, copyBuffer)
})
test('should create borrowed buffer with noop finalize', (t) => {
t.deepEqual(
bindings.createBorrowedBufferWithNoopFinalize(),
Buffer.from([1, 2, 3]),
)
})
test('should create borrowed buffer with finalize', (t) => {
t.deepEqual(
bindings.createBorrowedBufferWithFinalize(),
Buffer.from([1, 2, 3]),
)
})
test('should create empty borrowed buffer with finalize', (t) => {
t.throws(() => bindings.createEmptyBorrowedBufferWithFinalize().toString(), {
message: 'Borrowed data should not be null',
})
t.throws(() => bindings.createEmptyBorrowedBufferWithFinalize().toString(), {
message: 'Borrowed data should not be null',
})
})
test('should create empty buffer', (t) => {
t.is(bindings.createEmptyBuffer().toString(), '')
t.is(bindings.createEmptyBuffer().toString(), '')
})
test('should be able to mutate buffer', (t) => {
const fixture = Buffer.from([0, 1])
bindings.mutateBuffer(fixture)
t.is(fixture[1], 42)
})