/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sts=2 et sw=2 tw=80:
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <math.h>
#include "js/Conversions.h"
#include "jsapi-tests/tests.h"
using JS::ToSignedInteger;
using JS::ToUnsignedInteger;
BEGIN_TEST(testToUint8TwiceUint8Range) {
double d = -
256;
uint8_t expected =
0;
do {
CHECK(ToUnsignedInteger<uint8_t>(d) == expected);
d++;
expected++;
}
while (d <=
256);
return true;
}
END_TEST(testToUint8TwiceUint8Range)
BEGIN_TEST(testToInt8) {
double d = -
128;
int8_t expected = -
128;
do {
CHECK(ToSignedInteger<int8_t>(d) == expected);
d++;
expected++;
}
while (expected <
127);
return true;
}
END_TEST(testToInt8)
BEGIN_TEST(testToUint32Large) {
CHECK(ToUnsignedInteger<uint32_t>(pow(
2.
0,
83)) ==
0);
CHECK(ToUnsignedInteger<uint32_t>(pow(
2.
0,
83) + pow(
2.
0,
31)) == (
1U <<
31));
CHECK(ToUnsignedInteger<uint32_t>(pow(
2.
0,
83) +
2 * pow(
2.
0,
31)) ==
0);
CHECK(ToUnsignedInteger<uint32_t>(pow(
2.
0,
83) +
3 * pow(
2.
0,
31)) ==
(
1U <<
31));
CHECK(ToUnsignedInteger<uint32_t>(pow(
2.
0,
84)) ==
0);
CHECK(ToUnsignedInteger<uint32_t>(pow(
2.
0,
84) + pow(
2.
0,
31)) ==
0);
CHECK(ToUnsignedInteger<uint32_t>(pow(
2.
0,
84) + pow(
2.
0,
32)) ==
0);
return true;
}
END_TEST(testToUint32Large)
BEGIN_TEST(testToUint64Large) {
CHECK(ToUnsignedInteger<uint64_t>(pow(
2.
0,
115)) ==
0);
CHECK(ToUnsignedInteger<uint64_t>(pow(
2.
0,
115) + pow(
2.
0,
63)) ==
(
1ULL <<
63));
CHECK(ToUnsignedInteger<uint64_t>(pow(
2.
0,
115) +
2 * pow(
2.
0,
63)) ==
0);
CHECK(ToUnsignedInteger<uint64_t>(pow(
2.
0,
115) +
3 * pow(
2.
0,
63)) ==
(
1ULL <<
63));
CHECK(ToUnsignedInteger<uint64_t>(pow(
2.
0,
116)) ==
0);
CHECK(ToUnsignedInteger<uint64_t>(pow(
2.
0,
116) + pow(
2.
0,
63)) ==
0);
CHECK(ToUnsignedInteger<uint64_t>(pow(
2.
0,
116) + pow(
2.
0,
64)) ==
0);
return true;
}
END_TEST(testToUint64Large)
