flow like the river

BACK_BACK/node_modules/randomfill/test.js

@@ -0,0 +1,28 @@
+var test = require('tape')
+var crypto = require('./browser')
+var Buffer = require('safe-buffer').Buffer
+test('sync', function (t) {
+  t.test('first', function (t) {
+    const buf = Buffer.alloc(10)
+    const before = buf.toString('hex')
+    crypto.randomFillSync(buf, 5, 5)
+    const after = buf.toString('hex')
+    t.notEqual(before, after)
+    t.equal(before.slice(0, 10), after.slice(0, 10))
+    t.end()
+  })
+})
+test('async', function (t) {
+  t.test('first', function (t) {
+    const buf = Buffer.alloc(10)
+    const before = buf.toString('hex')
+    crypto.randomFill(buf, 5, 5, function (err, bufa) {
+      t.error(err)
+      const after = bufa.toString('hex')
+      t.notEqual(before, after)
+      t.equal(before.slice(0, 10), after.slice(0, 10))
+      t.ok(buf === bufa, 'same buffer')
+      t.end()
+    })
+  })
+})