1/* Copyright JS Foundation and other contributors, http://js.foundation
2 *
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16function must_throw (str)
17{
18  try
19  {
20    eval ("switch (1) { default: " + str + "}");
21    assert (false);
22  }
23  catch (e)
24  {
25  }
26
27  try
28  {
29    eval (str);
30    assert (false);
31  }
32  catch (e)
33  {
34  }
35}
36
37function must_throw_strict (str)
38{
39  try
40  {
41    eval ("'use strict'; switch (1) { default: " + str + "}");
42    assert (false);
43  }
44  catch (e)
45  {
46  }
47
48  try
49  {
50    eval ("'use strict'; " + str);
51    assert (false);
52  }
53  catch (e)
54  {
55  }
56}
57
58switch (1)
59{
60default:
61
62  var func = x => { return x + 3 }
63  assert (func(5) == 8);
64
65  a => 5 /* no semicolon after */
66
67  assert (((x =>
68    x + 1))(4) == 5)
69
70  assert ((a => a += 3, b => b -= 3)(4) == 1);
71
72  func = true ? x=>x+2:y=>y-2
73  assert (func(10) == 12);
74
75  func = arguments =>
76    { return arguments + 4; }
77  assert (func(2) == 6);
78
79  func = (
80          ) => { return typeof
81    arguments
82  }
83  assert (func() === "undefined");
84
85  if (a => 0)
86  {
87  }
88  else
89  {
90    assert (false);
91  }
92
93  assert ((
94    (
95    static
96    ,
97    package
98    ) => static + package
99  ) (2, 12) == 14);
100
101  var global_var = 7;
102
103  assert ((
104    (
105    static
106    ,
107    package
108    ) => { global_var = 5; return static + package }
109  )(4, 5) == 9);
110
111  assert (global_var == 5);
112
113  func = (x , y) => {}
114  assert (func() === undefined)
115
116  assert ((x => y => z => 6)()()() == 6)
117
118  func = x => x - 6
119  var func2 = y => func(y)
120  assert (func2 (17) == 11)
121
122  func = (m) => m++
123  assert (func (4) == 4)
124
125  func = () =>
126    ((([0,0,0])))
127  assert (func ().length == 3);
128
129  func = (a = 5, b = 7 * 2) => a + b;
130  assert (func() == 19);
131  assert (func(1) == 15);
132
133  func = (a = Math.cos(0)) => a;
134  assert (func() == 1);
135}
136
137must_throw ("var x => x;");
138must_throw ("(()) => 0");
139must_throw ("((x)) => 0");
140must_throw ("(((x))) => 0");
141must_throw ("(x,) => 0");
142must_throw ("(x==6) => 0");
143must_throw ("(x y) => 0");
144must_throw ("(x,y,) => 0");
145must_throw ("x\n => 0");
146must_throw ("this => 0");
147must_throw ("(true) => 0");
148must_throw ("()\n=>5");
149must_throw ("3 + x => 3");
150must_throw ("3 || x => 3");
151must_throw ("a = 3 || (x,y) => 3");
152must_throw ("x => {} (4)");
153must_throw ("!x => 4");
154must_throw ("x => {} = 1");
155must_throw ("x => {} a = 1");
156must_throw ("x => {} ? 1 : 0");
157must_throw ("(x,x,x) => 0");
158must_throw ("(x,x,x) => { }");
159must_throw_strict ("(package) => 0");
160must_throw_strict ("(package) => { return 5 }");
161must_throw_strict ("(x,x,x) => 0");
162must_throw_strict ("(x,x,x) => { }");
163
164var f = (a) => 1;
165assert(f() === 1);
166
167var f = (a => 2);
168assert(f() === 2);
169
170var f = ((((a => ((3))))));
171assert(f() === 3);
172
173var f = (((a) => 4));
174assert(f() === 4);
175
176var f = (a,b) => 5;
177assert(f() === 5);
178
179var f = (((a,b) => 6));
180assert(f() === 6);
181
182var f = ((a,b) => x => (a) => 7);
183assert(f()()() === 7);
184
185var f = (((a=1,b=2) => ((x => (((a) => 8))))));
186assert(f()()() === 8);
187