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// Test inlining parseInt with a String input.
const stringInt32Values = [
// Values around INT32_MIN.
"-2147483648",
"-2147483647",
"-2147483646",
// Negative values.
"-65536", "-65535", "-256", "-255", "-100", "-50", "-10",
// Values around zero.
"-2", "-1", "0", "1", "2",
// Positive values.
"10", "50", "100", "255", "256", "65535", "65536",
// Values around INT32_MAX.
"2147483645",
"2147483646",
"2147483647",
];
const stringInt32HexValues = [
// Values around INT32_MIN.
"-0x80000000",
"-0x7fffffff",
"-0x7ffffffe",
// Negative values.
"-0x10000", "-0xffff", "-0x100", "-0xff", "-0x64", "-0x32", "-0xa",
// Values around zero.
"-0x2", "-0x1", "0x0", "0x1", "0x2",
// Positive values.
"0xa", "0x32", "0x64", "0xff", "0x100", "0xffff", "0x10000",
// Values around INT32_MAX.
"0x7ffffffd",
"0x7ffffffe",
"0x7fffffff",
];
// Test string-int32 input without an explicit radix.
function testRadixAbsent() {
for (let i = 0; i < 200; ++i) {
let x = stringInt32Values[i % stringInt32Values.length];
assertEq(+x, x|0, "x is an int32 value");
let r = Number.parseInt(x);
assertEq(r, +x);
}
}
for (let i = 0; i < 2; ++i) testRadixAbsent();
// Test string-int32 hex input without an explicit radix.
function testRadixAbsentHex() {
for (let i = 0; i < 200; ++i) {
let x = stringInt32HexValues[i % stringInt32HexValues.length];
// String to number conversion doesn't support negative hex-strings, so we
// have to chop off the leading minus sign manually.
let y = x;
let sign = 1;
if (x.startsWith("-")) {
y = x.slice(1);
sign = -1;
}
assertEq((+y) * sign, ((+y) * sign)|0, "x is an int32 hex value");
let r = Number.parseInt(x);
assertEq(r, (+y) * sign);
}
}
for (let i = 0; i < 2; ++i) testRadixAbsentHex();
// Test string-int32 input with radix=10.
function testRadixTen() {
for (let i = 0; i < 200; ++i) {
let x = stringInt32Values[i % stringInt32Values.length];
assertEq(+x, x|0, "x is an int32 value");
let r = Number.parseInt(x, 10);
assertEq(r, +x);
}
}
for (let i = 0; i < 2; ++i) testRadixTen();
// Test string-int32 input with radix=16. (This case isn't currently inlined.)
function testRadixSixteen() {
for (let i = 0; i < 200; ++i) {
let x = stringInt32Values[i % stringInt32Values.length];
assertEq(+x, x|0, "x is an int32 value");
let expected = Math.sign(x) * Number("0x" + Math.abs(x).toString(10));
let r = Number.parseInt(x, 16);
assertEq(r, expected);
}
}
for (let i = 0; i < 2; ++i) testRadixSixteen();
// Test string-int32 hex input with radix=16. (This case isn't currently inlined.)
function testRadixSixteenHex() {
for (let i = 0; i < 200; ++i) {
let x = stringInt32HexValues[i % stringInt32HexValues.length];
// String to number conversion doesn't support negative hex-strings, so we
// have to chop off the leading minus sign manually.
let y = x;
let sign = 1;
if (x.startsWith("-")) {
y = x.slice(1);
sign = -1;
}
assertEq((+y) * sign, ((+y) * sign)|0, "x is an int32 hex value");
let r = Number.parseInt(x, 16);
assertEq(r, (+y) * sign);
}
}
for (let i = 0; i < 2; ++i) testRadixSixteenHex();
// Test with variable radix.
function testRadixVariable() {
for (let i = 0; i < 200; ++i) {
let x = stringInt32Values[i % stringInt32Values.length];
assertEq(+x, x|0, "x is an int32 value");
let radix = [10, 16][(i > 100)|0];
let expected = +x;
if (radix === 16) {
expected = Math.sign(+x) * Number("0x" + Math.abs(+x).toString(10));
}
let r = Number.parseInt(x, radix);
assertEq(r, expected);
}
}
for (let i = 0; i < 2; ++i) testRadixVariable();