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// Test various combinations of (BigInt R BigInt) and ensures the result is consistent with
// (BigInt R⁻¹ BigInt). This test doesn't aim to cover the overall correctness of (BigInt R BigInt),
// but merely ensures the possible combinations are properly handled in CacheIR.
var xs = [
// Definitely heap digits.
-(2n ** 1000n),
// -(2n**64n)
-18446744073709551617n,
-18446744073709551616n,
-18446744073709551615n,
// -(2n**63n)
-9223372036854775809n,
-9223372036854775808n,
-9223372036854775807n,
// -(2**32)
-4294967297n,
-4294967296n,
-4294967295n,
// -(2**31)
-2147483649n,
-2147483648n,
-2147483647n,
-1n,
0n,
1n,
// 2**31
2147483647n,
2147483648n,
2147483649n,
// 2**32
4294967295n,
4294967296n,
4294967297n,
// 2n**63n
9223372036854775807n,
9223372036854775808n,
9223372036854775809n,
// 2n**64n
18446744073709551615n,
18446744073709551616n,
18446744073709551617n,
// Definitely heap digits.
2n ** 1000n,
];
function testLooseEqual() {
for (var i = 0; i < 100; ++i) {
var j = i % xs.length;
var x = xs[j];
var isZero = j === xs.length >> 1;
assertEq(x == x, true);
assertEq(x == 0n, isZero);
assertEq(0n == x, isZero);
}
}
testLooseEqual();
function testStrictEqual() {
for (var i = 0; i < 100; ++i) {
var j = i % xs.length;
var x = xs[j];
var isZero = j === xs.length >> 1;
assertEq(x === x, true);
assertEq(x === 0n, isZero);
assertEq(0n === x, isZero);
}
}
testStrictEqual();
function testLooseNotEqual() {
for (var i = 0; i < 100; ++i) {
var j = i % xs.length;
var x = xs[j];
var isZero = j === xs.length >> 1;
assertEq(x != x, false);
assertEq(x != 0n, !isZero);
assertEq(0n != x, !isZero);
}
}
testLooseNotEqual();
function testStrictNotEqual() {
for (var i = 0; i < 100; ++i) {
var j = i % xs.length;
var x = xs[j];
var isZero = j === xs.length >> 1;
assertEq(x !== x, false);
assertEq(x !== 0n, !isZero);
assertEq(0n !== x, !isZero);
}
}
testStrictNotEqual();
function testLessThan() {
for (var i = 0; i < 100; ++i) {
var j = i % xs.length;
var x = xs[j];
var isNegative = j < (xs.length >> 1);
var isPositive = j > (xs.length >> 1);
assertEq(x < x, false);
assertEq(x < 0n, isNegative);
assertEq(0n < x, isPositive);
}
}
testLessThan();
function testLessThanEquals() {
for (var i = 0; i < 100; ++i) {
var j = i % xs.length;
var x = xs[j];
var isNegativeOrZero = j <= (xs.length >> 1);
var isPositiveOrZero = j >= (xs.length >> 1);
assertEq(x <= x, true);
assertEq(x <= 0n, isNegativeOrZero);
assertEq(0n <= x, isPositiveOrZero);
}
}
testLessThanEquals();
function testGreaterThan() {
for (var i = 0; i < 100; ++i) {
var j = i % xs.length;
var x = xs[j];
var isNegative = j < (xs.length >> 1);
var isPositive = j > (xs.length >> 1);
assertEq(x > x, false);
assertEq(x > 0n, isPositive);
assertEq(0n > x, isNegative);
}
}
testGreaterThan();
function testGreaterThanEquals() {
for (var i = 0; i < 100; ++i) {
var j = i % xs.length;
var x = xs[j];
var isNegativeOrZero = j <= (xs.length >> 1);
var isPositiveOrZero = j >= (xs.length >> 1);
assertEq(x >= x, true);
assertEq(x >= 0n, isPositiveOrZero);
assertEq(0n >= x, isNegativeOrZero);
}
}
testGreaterThanEquals();
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