From eefa840118a3231bf9a17fcc3f1eb2d162c4f8da Mon Sep 17 00:00:00 2001
From: Anna Henningsen <anna@addaleax.net>
Date: Thu, 27 Apr 2017 17:05:29 +0200
Subject: [PATCH] test: increase readline coverage
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PR-URL: https://github.com/nodejs/node/pull/12761
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: Daijiro Wachi <daijiro.wachi@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
---
 test/parallel/test-readline.js | 45 ++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 test/parallel/test-readline.js

diff --git a/test/parallel/test-readline.js b/test/parallel/test-readline.js
new file mode 100644
index 0000000000..62a4fe6f48
--- /dev/null
+++ b/test/parallel/test-readline.js
@@ -0,0 +1,45 @@
+'use strict';
+const common = require('../common');
+const { PassThrough } = require('stream');
+const readline = require('readline');
+const assert = require('assert');
+
+{
+  const input = new PassThrough();
+  const rl = readline.createInterface({
+    terminal: true,
+    input: input
+  });
+
+  rl.on('line', common.mustCall((data) => {
+    assert.strictEqual(data, 'abc');
+  }));
+
+  input.end('abc');
+}
+
+{
+  const input = new PassThrough();
+  const rl = readline.createInterface({
+    terminal: true,
+    input: input
+  });
+
+  rl.on('line', common.mustNotCall('must not be called before newline'));
+
+  input.write('abc');
+}
+
+{
+  const input = new PassThrough();
+  const rl = readline.createInterface({
+    terminal: true,
+    input: input
+  });
+
+  rl.on('line', common.mustCall((data) => {
+    assert.strictEqual(data, 'abc');
+  }));
+
+  input.write('abc\n');
+}