test: fixes test/disabled/test-readline.js

This test is still in test/disabled because it requires a tty, however
when executed directly this test now passes.

Signed-off-by: Fedor Indutny <fedor@indutny.com>

test/disabled/test-readline.js

@@ -30,37 +30,40 @@ var readline = require('readline');
 
 var key = {
   xterm: {
-    home: [27, 91, 72],
-    end: [27, 91, 70],
-    metab: [27, 98],
-    metaf: [27, 102],
-    metad: [27, 100]
+    home: ['\x1b[H', {ctrl: true, name: 'a'}],
+    end: ['\x1b[F', {ctrl: true, name: 'e'}],
+    metab: ['\x1bb', {meta: true, name: 'b'}],
+    metaf: ['\x1bf', {meta: true, name: 'f'}],
+    metad: ['\x1bd', {meta: true, name: 'd'}]
   },
   gnome: {
-    home: [27, 79, 72],
-    end: [27, 79, 70]
+    home: ['\x1bOH', {ctrl: true, name: 'a'}],
+    end: ['\x1bOF', {ctrl: true, name: 'e'}]
   },
   rxvt: {
-    home: [27, 91, 55],
-    end: [27, 91, 56]
+    home: ['\x1b[7', {ctrl: true, name: 'a'}],
+    end: ['\x1b[8', {ctrl: true, name: 'e'}]
   },
   putty: {
-    home: [27, 91, 49, 126],
-    end: [27, 91, 52, 126]
+    home: ['\x1b[1~', {ctrl: true, name: 'a'}],
+    end: ['\x1b[>~', {ctrl: true, name: 'e'}]
   }
 };
 
 var readlineFakeStream = function() {
   var written_bytes = [];
   var rl = readline.createInterface(
-      { fd: 1,
-        write: function(b) {
-          written_bytes.push(b);
+      { input: process.stdin,
+        output: process.stdout,
+        completer: function(text) {
+          return [[], ''];
         }
-      },
-      function(text) {
-        return [[], ''];
       });
+  var _stdoutWrite = process.stdout.write;
+  process.stdout.write = function (data) {
+    data.split('').forEach(rl.written_bytes.push.bind(rl.written_bytes));
+    _stdoutWrite.apply(this, arguments);
+  }
   rl.written_bytes = written_bytes;
   return rl;
 };
@@ -70,67 +73,43 @@ var written_bytes_length, refreshed;
 
 rl.write('foo');
 assert.equal(3, rl.cursor);
-rl.write(key.xterm.home);
-assert.equal(0, rl.cursor);
-rl.write(key.xterm.end);
-assert.equal(3, rl.cursor);
-rl.write(key.rxvt.home);
-assert.equal(0, rl.cursor);
-rl.write(key.rxvt.end);
-assert.equal(3, rl.cursor);
-rl.write(key.gnome.home);
-assert.equal(0, rl.cursor);
-rl.write(key.gnome.end);
-assert.equal(3, rl.cursor);
-rl.write(key.putty.home);
-assert.equal(0, rl.cursor);
-rl.write(key.putty.end);
-assert.equal(3, rl.cursor);
+[key.xterm, key.rxvt, key.gnome, key.putty].forEach(function (key) {
+  rl.write.apply(rl, key.home);
+  assert.equal(0, rl.cursor);
+  rl.write.apply(rl, key.end);
+  assert.equal(3, rl.cursor);
+});
 
 rl = readlineFakeStream();
 rl.write('foo bar.hop/zoo');
-rl.write(key.xterm.home);
-written_bytes_length = rl.written_bytes.length;
-rl.write(key.xterm.metaf);
-assert.equal(3, rl.cursor);
-refreshed = written_bytes_length !== rl.written_bytes.length;
-assert.equal(true, refreshed);
-rl.write(key.xterm.metaf);
-assert.equal(7, rl.cursor);
-rl.write(key.xterm.metaf);
-assert.equal(11, rl.cursor);
-written_bytes_length = rl.written_bytes.length;
-rl.write(key.xterm.metaf);
-assert.equal(15, rl.cursor);
-refreshed = written_bytes_length !== rl.written_bytes.length;
-assert.equal(true, refreshed);
-written_bytes_length = rl.written_bytes.length;
-rl.write(key.xterm.metab);
-assert.equal(12, rl.cursor);
-refreshed = written_bytes_length !== rl.written_bytes.length;
-assert.equal(true, refreshed);
-rl.write(key.xterm.metab);
-assert.equal(8, rl.cursor);
-rl.write(key.xterm.metab);
-assert.equal(4, rl.cursor);
-written_bytes_length = rl.written_bytes.length;
-rl.write(key.xterm.metab);
-assert.equal(0, rl.cursor);
-refreshed = written_bytes_length !== rl.written_bytes.length;
-assert.equal(true, refreshed);
+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) {
+  written_bytes_length = rl.written_bytes.length;
+  rl.write.apply(rl, action.key);
+  assert.equal(action.cursor, rl.cursor);
+  refreshed = written_bytes_length !== rl.written_bytes.length;
+  assert.equal(true, refreshed);
+});
 
 rl = readlineFakeStream();
 rl.write('foo bar.hop/zoo');
-rl.write(key.xterm.home);
-rl.write(key.xterm.metad);
-assert.equal(0, rl.cursor);
-assert.equal(' bar.hop/zoo', rl.line);
-rl.write(key.xterm.metad);
-assert.equal(0, rl.cursor);
-assert.equal('.hop/zoo', rl.line);
-rl.write(key.xterm.metad);
-assert.equal(0, rl.cursor);
-assert.equal('/zoo', rl.line);
-rl.write(key.xterm.metad);
-assert.equal(0, rl.cursor);
-assert.equal('', rl.line);
+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.equal(0, rl.cursor);
+  assert.equal(expectedLine, rl.line);
+});
+rl.close();