test: add test that verifies crypto stream pipeline

This test fails prior to 990feaf being cherry-picked due to stream.pipeline with a crypto.Hash not working properly. That bug also seems to have affected md5. PR-URL: #37009 Reviewed-By: Richard Lau <[email protected]> Reviewed-By: Shelley Vohr <[email protected]>
nodejs · Feb 5, 2021 · 7c0d02f · 7c0d02f
1 parent ab625e8
commit 7c0d02f
Showing 1 changed file with 21 additions and 0 deletions.
diff --git a/test/parallel/test-crypto-hash-stream-pipeline.js b/test/parallel/test-crypto-hash-stream-pipeline.js
@@ -0,0 +1,21 @@
+'use strict';
+
+const common = require('../common');
+
+if (!common.hasCrypto)
+  common.skip('missing crypto');
+
+const assert = require('assert');
+const crypto = require('crypto');
+const stream = require('stream');
+
+const hash = crypto.createHash('md5');
+const s = new stream.PassThrough();
+const expect = 'e8dc4081b13434b45189a720b77b6818';
+
+s.write('abcdefgh');
+stream.pipeline(s, hash, common.mustCall(function(err) {
+  assert.ifError(err);
+  assert.strictEqual(hash.digest('hex'), expect);
+}));
+s.end();