1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
var li_constraints = require("li_constraints");
function check_double(except, f, val, name) {
var actual = true;
var proper = false;
try {
f(val);
} catch(e) {
actual = false;
proper = e.message === "Expected a " + name + " value.";
}
if (actual) {
if (!except)
throw new Error("function '" + name + "' with " + val + " should perform an exception");
} else {
if (except)
throw new Error("function '" + name + "' with " + val + " should not perform an exception");
else if (!proper)
throw new Error("function '" + name + "' with " + val + " should perform a proper exception");
}
}
const nonnegative = function (val) { li_constraints.test_nonnegative(val); };
check_double(true, nonnegative, 10, "non-negative");
check_double(true, nonnegative, 0, "non-negative");
check_double(false, nonnegative, -10, "non-negative");
const nonpositive = function (val) { li_constraints.test_nonpositive(val); };
check_double(false, nonpositive, 10, "non-positive");
check_double(true, nonpositive, 0, "non-positive");
check_double(true, nonpositive, -10, "non-positive");
const positive = function (val) { li_constraints.test_positive(val); };
check_double(true, positive, 10, "positive");
check_double(false, positive, 0, "positive");
check_double(false, positive, -10, "positive");
const negative = function (val) { li_constraints.test_negative(val); };
check_double(false, negative, 10, "negative");
check_double(false, negative, 0, "negative");
check_double(true, negative, -10, "negative");
const nonzero = function (val) { li_constraints.test_nonzero(val); };
check_double(true, nonzero, 10, "nonzero");
check_double(false, nonzero, 0, "nonzero");
check_double(true, nonzero, -10, "nonzero");
var have_exception = false;
try {
li_constraints.test_nonnull(null);
} catch(e) {
have_exception = e.message === "Received a NULL pointer.";
}
if (!have_exception) {
throw new Error("test_nonnull should perform a proper exception with 'null' value");
}
const nonnull = li_constraints.get_nonnull();
li_constraints.test_nonnull(nonnull);
|
