test: port disabled readline test

Port the disabled readline test to make it runnable in our usual test
suite.

PR-URL: https://github.com/nodejs/node/pull/13091
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

1 files changed, 104 insertions, 0 deletions

diff --git a/test/parallel/test-readline.js b/test/parallel/test-readline.js
index 62a4fe6f48..4ec11fe8d8 100644
--- a/test/parallel/test-readline.js
+++ b/test/parallel/test-readline.js
@@ -43,3 +43,107 @@ const assert = require('assert');
 
   input.write('abc\n');
 }
+
+{
+  const input = new PassThrough();
+  const rl = readline.createInterface({
+    terminal: true,
+    input: input
+  });
+
+  rl.write('foo');
+  assert.strictEqual(rl.cursor, 3);
+
+  const key = {
+    xterm: {
+      home: ['\x1b[H', {ctrl: true, name: 'a'}],
+      end: ['\x1b[F', {ctrl: true, name: 'e'}],
+    },
+    gnome: {
+      home: ['\x1bOH', {ctrl: true, name: 'a'}],
+      end: ['\x1bOF', {ctrl: true, name: 'e'}]
+    },
+    rxvt: {
+      home: ['\x1b[7', {ctrl: true, name: 'a'}],
+      end: ['\x1b[8', {ctrl: true, name: 'e'}]
+    },
+    putty: {
+      home: ['\x1b[1~', {ctrl: true, name: 'a'}],
+      end: ['\x1b[>~', {ctrl: true, name: 'e'}]
+    }
+  };
+
+  [key.xterm, key.gnome, key.rxvt, key.putty].forEach(function(key) {
+    rl.write.apply(rl, key.home);
+    assert.strictEqual(rl.cursor, 0);
+    rl.write.apply(rl, key.end);
+    assert.strictEqual(rl.cursor, 3);
+  });
+
+}
+
+{
+  const input = new PassThrough();
+  const rl = readline.createInterface({
+    terminal: true,
+    input: input
+  });
+
+  const key = {
+    xterm: {
+      home: ['\x1b[H', {ctrl: true, name: 'a'}],
+      metab: ['\x1bb', {meta: true, name: 'b'}],
+      metaf: ['\x1bf', {meta: true, name: 'f'}],
+    }
+  };
+
+  rl.write('foo bar.hop/zoo');
+  rl.write.apply(rl, key.xterm.home);
+  [
+    {cursor: 4, key: key.xterm.metaf},
+    {cursor: 7, key: key.xterm.metaf},
+    {cursor: 8, key: key.xterm.metaf},
+    {cursor: 11, key: key.xterm.metaf},
+    {cursor: 12, key: key.xterm.metaf},
+    {cursor: 15, key: key.xterm.metaf},
+    {cursor: 12, key: key.xterm.metab},
+    {cursor: 11, key: key.xterm.metab},
+    {cursor: 8, key: key.xterm.metab},
+    {cursor: 7, key: key.xterm.metab},
+    {cursor: 4, key: key.xterm.metab},
+    {cursor: 0, key: key.xterm.metab},
+  ].forEach(function(action) {
+    rl.write.apply(rl, action.key);
+    assert.strictEqual(rl.cursor, action.cursor);
+  });
+}
+
+{
+  const input = new PassThrough();
+  const rl = readline.createInterface({
+    terminal: true,
+    input: input
+  });
+
+  const key = {
+    xterm: {
+      home: ['\x1b[H', {ctrl: true, name: 'a'}],
+      metad: ['\x1bd', {meta: true, name: 'd'}]
+    }
+  };
+
+  rl.write('foo bar.hop/zoo');
+  rl.write.apply(rl, key.xterm.home);
+  [
+    'bar.hop/zoo',
+    '.hop/zoo',
+    'hop/zoo',
+    '/zoo',
+    'zoo',
+    ''
+  ].forEach(function(expectedLine) {
+    rl.write.apply(rl, key.xterm.metad);
+    assert.strictEqual(0, rl.cursor);
+    assert.strictEqual(expectedLine, rl.line);
+  });
+}