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// Author: cirakg & claude ai
// Summary: Tests for the Aztec encoder: aztec_code_generator references, decoding dumps (mixed text, UTF-8), limits and stuffing.
import Toybox.Lang;
import Toybox.Test;
// README 12.4 check 1 where comparable: single-class payloads give the same
// bits as the reference's optimal sequence, so the symbols must match,
// compact and full range (with reference grids), at all four EC levels.
(:test)
function aztecMatchesReference(logger as Test.Logger) as Boolean {
var rows = CodeVectors.AZTEC;
for (var i = 0; i < rows.size(); i++) {
var row = rows[i] as Array;
var payload = row[0] as String;
var result = Aztec.encode(payload, row[1] as Number);
if (result instanceof Codes.CodeError) {
logger.error("row " + i + ": " + result.message);
return false;
}
var expectedSize = row[2] as Number;
var expected = row[3] as String;
if (result.width != expectedSize || !MatrixFixtures.packedHex(result).equals(expected)) {
logger.error("row " + i + " '" + Text.clip(payload, 20) + "': size " + result.width + ", reference " + expectedSize);
return false;
}
}
logger.debug("CODES aztec reference rows=" + rows.size());
return true;
}
// README 12.4 check 2: mixed content (Binary Shift, mode latches), UTF-8
// and long payloads, decoded by tools/check_codes.py.
(:test)
function aztecDumpForDecoding(logger as Test.Logger) as Boolean {
var payloads = ["Boarding pass FAKE 0042, seat 12A", "Zürich ✓ Ünïcödé", "https://example.com/m/fake?id=0042",
"abcDEF123 xyz", "!@#$%^&*()", "a", "MiXeD 12 cAsE 34 ."];
var long = "";
for (var i = 0; i < 40; i++) {
long += "Fake-Ticket/" + i + " ";
}
payloads.add(long);
for (var i = 0; i < payloads.size(); i++) {
var text = payloads[i] as String;
var result = Aztec.encode(text, i % 4);
if (result instanceof Codes.CodeError) {
logger.error("'" + text + "': " + result.message);
return false;
}
MatrixFixtures.dump(logger, Codes.AZTEC, text, result);
}
return true;
}
(:test)
function aztecStuffingAndLimits(logger as Test.Logger) as Boolean {
// Six zero bits in 6-bit codewords: 00000 gets a stuffed 1, then the
// last 0 is padded with ones (and its all-ones last bit cleared).
var words = Aztec.stuff([0, 0, 0, 0, 0, 0]b, 6);
if (words.size() != 2 || words[0] != 1 || words[1] != 0x1F) {
logger.error("stuffing gave " + words.toString());
return false;
}
if (!(Aztec.encode("", 1) instanceof Codes.CodeError)) {
logger.error("empty text accepted");
return false;
}
var big = "";
for (var i = 0; i < 400; i++) {
big += "~~~~~~~~~~";
}
return Aztec.encode(big, 3) instanceof Codes.CodeError;
}
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