1'use strict';
2
3var assert = require('assert');
4var constaninople = require('../');
5
6describe('isConstant(src)', function() {
7  it('handles "[5 + 3 + 10]"', function() {
8    assert(constaninople.isConstant('[5 + 3 + 10]') === true);
9  });
10  it('handles "/[a-z]/i.test(\'a\')"', function() {
11    assert(constaninople.isConstant("/[a-z]/i.test('a')") === true);
12  });
13  it("handles \"{'class': [('data')]}\"", function() {
14    assert(constaninople.isConstant("{'class': [('data')]}") === true);
15  });
16  it('handles "Math.random()"', function() {
17    assert(constaninople.isConstant('Math.random()') === false);
18  });
19  it('handles "Math.random("', function() {
20    assert(constaninople.isConstant('Math.random(') === false);
21  });
22  it('handles "Math.floor(10.5)" with {Math: Math} as constants', function() {
23    assert(constaninople.isConstant('Math.floor(10.5)', {Math: Math}) === true);
24  });
25  it('handles "this.myVar"', function() {
26    assert(constaninople.isConstant('this.myVar') === false);
27  });
28  it('handles "(function () { while (true); return 10; }())"', function() {
29    assert(
30      constaninople.isConstant(
31        '(function () { while (true); return 10; }())',
32      ) === false,
33    );
34  });
35  it('handles "({}).toString.constructor("console.log(1)")()"', function() {
36    assert(
37      constaninople.isConstant(
38        '({}).toString.constructor("console.log(1)")()',
39      ) === false,
40    );
41  });
42});
43
44describe('toConstant(src)', function() {
45  it('handles "[5 + 3 + 10]"', function() {
46    assert.deepEqual(constaninople.toConstant('[5 + 3 + 10]'), [5 + 3 + 10]);
47  });
48  it('handles "/[a-z]/i.test(\'a\')"', function() {
49    assert(constaninople.toConstant("/[a-z]/i.test('a')") === true);
50  });
51  it("handles \"{'class': [('data')]}\"", function() {
52    assert.deepEqual(constaninople.toConstant("{'class': [('data')]}"), {
53      class: ['data'],
54    });
55  });
56  it('handles "Math.random()"', function() {
57    try {
58      constaninople.toConstant('Math.random()');
59    } catch (ex) {
60      return;
61    }
62    assert(false, 'Math.random() should result in an error');
63  });
64  it('handles "Math.random("', function() {
65    try {
66      constaninople.toConstant('Math.random(');
67    } catch (ex) {
68      return;
69    }
70    assert(false, 'Math.random( should result in an error');
71  });
72  it('handles "Math.floor(10.5)" with {Math: Math} as constants', function() {
73    assert(constaninople.toConstant('Math.floor(10.5)', {Math: Math}) === 10);
74  });
75  it('handles "(function () { while (true); return 10; }())"', function() {
76    try {
77      constaninople.toConstant('(function () { while (true); return 10; }())');
78    } catch (ex) {
79      return;
80    }
81    assert(
82      false,
83      '(function () { while (true); return 10; }()) should result in an error',
84    );
85  });
86});
87