Import of the watch repository from Pebble

third_party/jerryscript/tests/jerry/eval.js

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+// Copyright 2015 Samsung Electronics Co., Ltd.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+assert (eval () === undefined);
+assert (eval (undefined) === undefined);
+assert (eval (null) === null);
+assert (eval (true) === true);
+assert (eval (false) === false);
+assert (eval (1) === 1);
+assert (eval (eval) === eval);
+
+/* Indirect eval */
+function f1()
+{
+ var v1 = 'local value';
+
+ assert (v1 === 'local value');
+ assert (typeof (this.v1) === 'undefined');
+
+ r = this.eval ('var v1 = "global value";');
+
+ assert (v1 === 'local value');
+ assert (this.v1 === 'global value');
+ assert (r === undefined);
+};
+
+f1 ();
+
+/* Direct eval from strict mode code */
+function f2 (global)
+{
+ 'use strict';
+ var v2 = 'local value';
+
+ assert (v2 === 'local value');
+ assert (typeof (global.v2) === 'undefined');
+
+ r = eval ('var v2 = "global value";');
+
+ assert (v2 === 'local value');
+ assert (typeof (global.v2) === 'undefined');
+ assert (r === undefined);
+
+ try
+ {
+   eval ('arguments = 1;');
+   assert (false);
+ }
+ catch (e)
+ {
+   assert (e instanceof SyntaxError);
+ }
+}
+
+f2 (this);
+
+var y;
+
+for (var i = 0; i < 100; i++)
+{
+  var r = eval ('var x =' + ' 1;');
+  assert (typeof (x) === 'number');
+  assert (r === undefined);
+
+  delete x;
+  assert (typeof (x) === 'undefined');
+
+  r = eval ('"use ' + 's' + 't' + 'r' + 'i' + 'c' + 't"; va' + 'r x = 1;');
+  assert (typeof (x) === 'undefined');
+  assert (r === "use strict");
+
+  y = 'str';
+  assert (typeof (y) === 'string');
+
+  delete y;
+  assert (typeof (y) === 'string');
+
+  r = eval ('var y = "another ' + 'string";');
+  assert (y === 'another string');
+  assert (r == undefined);
+
+  delete y;
+  assert (typeof (y) === 'string');
+
+  r = eval ('if (true) 3; else 5;');
+  assert (r === 3);
+}
+
+// Check SyntaxError handling
+try
+{
+  eval ('var var;');
+  assert (false);
+}
+catch (e)
+{
+  assert (e instanceof SyntaxError);
+}
+
+try
+{
+  eval ("v_0 = {a: Math, /[]/};");
+  assert (false);
+}
+catch(e)
+{
+  assert (e instanceof SyntaxError);
+}
+
+// nested eval with function expressions
+code = 'eval("(function (){})")';
+code = "eval ('" + code + "')";
+eval (code);