test: backward compatible api for tty

PR-URL: #15235 Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Daijiro Wachi <[email protected]>
nodejs · Sep 20, 2017 · d82ae0c · d82ae0c
1 parent a792ea7
commit d82ae0c
Showing 1 changed file with 25 additions and 0 deletions.
diff --git a/test/parallel/test-tty-backwards-api.js b/test/parallel/test-tty-backwards-api.js
@@ -0,0 +1,25 @@
+'use strict';
+const common = require('../common');
+
+const noop = () => {};
+const TTY = process.binding('tty_wrap').TTY = function() {};
+
+TTY.prototype = {
+  setBlocking: noop,
+  getWindowSize: noop
+};
+
+const { WriteStream } = require('tty');
+
+const methods = [
+  'cursorTo',
+  'moveCursor',
+  'clearLine',
+  'clearScreenDown'
+];
+
+methods.forEach((method) => {
+  require('readline')[method] = common.mustCall();
+  const writeStream = new WriteStream(1);
+  writeStream[method](1, 2);
+});