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test.js
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test.js
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var readKey = require('.')
var test = require('tape')
var exec = require('child_process').exec
test('read 16 bytes', function (assert) {
readKey(16, './package.json', function (err, key) {
assert.error(err)
assert.ok(key.length === 16)
assert.end()
})
})
test('reads only files', function (assert) {
readKey(16, '.', function (err, key) {
assert.ok(err)
assert.end()
})
})
test('input args', function (assert) {
assert.throws(_ => readKey())
assert.throws(_ => readKey(-1))
assert.throws(_ => readKey(''))
assert.throws(_ => readKey(0, './package.json'))
assert.throws(_ => readKey(0, './package.json', 2))
assert.end()
})
test('destroy', function (assert) {
var destroy = readKey(16, '.', function (err, key) {
assert.ok(key)
assert.ok(Buffer.isBuffer(key), 'should still be Buffer')
assert.end()
})
destroy()
})
test('read-only', function (assert) {
readKey(1, './package.json', function (err, key) {
assert.error(err)
assert.ok(key, 'should be able to read single byte')
exec(`node -e 'require(".")(1, "./package.json", function (err, key) { key[0] = 0 })'`, function (err, stdout, stderr) {
assert.ok(err, 'should be killed by os')
assert.end()
})
})
})
test('use after destroy', function (assert) {
readKey(1, './package.json', function (err, key) {
assert.error(err)
assert.ok(key, 'should be able to read single byte')
exec(`node -e 'var destroy = require(".")(1, "./package.json", function (err, key) {
console.log(key[0])
destroy()
key[0]
})'`, function (err, stdout, stderr) {
assert.equal(stdout, '123\n')
assert.ok(err, 'should be killed by os')
assert.end()
})
})
})