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for (let string of [
// No trailing padding
"ab",
"abc",
// With trailing padding
"ab==",
"abc=",
// Full chunk
"abcd",
]) {
for (let i = 0; i <= 4; ++i) {
let str = "abcd".repeat(i) + string;
let expected = Uint8Array.fromBase64(str);
for (let j = 1; j < 8; ++j) {
let space = " ".repeat(j);
// Leading whitespace
assertEqArray(Uint8Array.fromBase64(space + str), expected);
// Trailing whitespace
assertEqArray(Uint8Array.fromBase64(str + space), expected);
// Interspersed whitespace
assertEqArray(Uint8Array.fromBase64(str.split("").join(space)), expected);
}
}
}
// Invalid trailing chunk
for (let string of [
"a",
"a=",
"a==",
"a===",
]) {
for (let i = 0; i <= 4; ++i) {
let str = "abcd".repeat(i) + string;
assertThrowsInstanceOf(() => Uint8Array.fromBase64(str), SyntaxError);
for (let j = 1; j < 8; ++j) {
let space = " ".repeat(j);
// Leading whitespace
assertThrowsInstanceOf(() => Uint8Array.fromBase64(space + str), SyntaxError);
// Trailing whitespace
assertThrowsInstanceOf(() => Uint8Array.fromBase64(str + space), SyntaxError);
// Interspersed whitespace
assertThrowsInstanceOf(() => Uint8Array.fromBase64(str.split("").join(space)), SyntaxError);
}
}
}
if (typeof reportCompare === "function")
reportCompare(true, true);