nodejs
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‎test/parallel/test-stream-duplex-end.js‎
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+41Lines changed: 41 additions & 0 deletions b/Collapse file
‎test/parallel/test-stream-duplex-end.js‎
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+41Lines changed: 41 additions & 0 deletions
@@ -0,0 +1,41 @@
+'use strict';
+
+const common = require('../common');
+const assert = require('assert');
+const Duplex = require('stream').Duplex;
+
+{
+  const stream = new Duplex({
+    read() {}
+  });
+  assert.strictEqual(stream.allowHalfOpen, true);
+  stream.on('finish', common.mustNotCall());
+  assert.strictEqual(stream.listenerCount('end'), 0);
+  stream.resume();
+  stream.push(null);
+}
+
+{
+  const stream = new Duplex({
+    read() {},
+    allowHalfOpen: false
+  });
+  assert.strictEqual(stream.allowHalfOpen, false);
+  stream.on('finish', common.mustCall());
+  assert.strictEqual(stream.listenerCount('end'), 1);
+  stream.resume();
+  stream.push(null);
+}
+
+{
+  const stream = new Duplex({
+    read() {},
+    allowHalfOpen: false
+  });
+  assert.strictEqual(stream.allowHalfOpen, false);
+  stream._writableState.ended = true;
+  stream.on('finish', common.mustNotCall());
+  assert.strictEqual(stream.listenerCount('end'), 1);
+  stream.resume();
+  stream.push(null);
+}