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// Author: cirakg & claude ai
// Summary: Tests for the QR encoder: segno reference matrices (forced and automatic version and mask), decoding dumps, capacity, timing.
import Toybox.Lang;
import Toybox.System;
import Toybox.Test;
(:test)
module QrFixtures {
// Row-major modules packed 8 per byte, as hex (the CodeVectors format).
function packedHex(code as Qr.MatrixCode) as String {
var m = code.modules;
var out = new [(m.size() + 7) / 8]b;
for (var i = 0; i < m.size(); i++) {
if (m[i] == 1) {
out[i / 8] = out[i / 8] | (0x80 >> (i % 8));
}
}
return Bytes.toHex(out);
}
}
// README 12.4 check 1 for QR: identical to segno with forced version and
// mask, and the same automatic version and mask choice.
(:test)
function qrMatchesSegno(logger as Test.Logger) as Boolean {
var rows = CodeVectors.QR;
for (var i = 0; i < rows.size(); i++) {
var row = rows[i] as Array;
var payload = row[0] as String;
var result = Qr.encode(payload, row[1] as Number, row[2] as Number, row[3] as Number);
if (result instanceof Codes.CodeError) {
logger.error("row " + i + ": " + result.message);
return false;
}
var expectedVersion = row[4] as Number;
var expectedMask = row[5] as Number;
if (result.version != expectedVersion || result.mask != expectedMask) {
logger.error("row " + i + " '" + Text.clip(payload, 20) + "': version " + result.version + " mask " + result.mask
+ ", segno " + expectedVersion + " / " + expectedMask);
return false;
}
var got = QrFixtures.packedHex(result);
var expected = row[6] as String;
if (!got.equals(expected)) {
logger.error("row " + i + " '" + Text.clip(payload, 20) + "' (version " + result.version + ") matrix differs");
logger.debug("QRGOT " + got);
return false;
}
}
logger.debug("CODES qr reference rows=" + rows.size());
return true;
}
// README 12.4 check 2: mixed-mode (segmented), Unicode and long payloads,
// decoded by tools/check_codes.py with zxing-cpp.
(:test)
function qrDumpForDecoding(logger as Test.Logger) as Boolean {
var payloads = [
"ABC12345678901234xyz", "Membership 0042-7731-55 · Zürich", "12345678901234567890HELLO WORLD hello world",
"WIFI:T:WPA;S:FakeNet;P:not-a-real-password;;", "😀 emoji and Ünïcödé", "a"
];
var seed = 777;
for (var i = 0; i < 24; i++) {
var text = "";
var length = 1 + i * 13 % 90;
for (var k = 0; k < length; k++) {
seed = (seed * 1103515245 + 12345) & 0x7FFFFFFF;
var pool = (seed >> 16) % 3 == 0 ? "0123456789" : ((seed >> 16) % 3 == 1 ? "ABCXYZ $%*+-./:" : "abcxyz,!?é");
var at = (seed >> 4) % pool.length();
text += pool.substring(at, at + 1);
}
payloads.add(text);
}
for (var i = 0; i < payloads.size(); i++) {
var text = payloads[i] as String;
var result = Qr.encode(text, i % 4, 0, -1);
if (result instanceof Codes.CodeError) {
logger.error("'" + text + "': " + result.message);
return false;
}
logger.debug("QRDUMP " + result.size + " " + Bytes.toHex(Bytes.fromUtf8(text)) + " " + QrFixtures.packedHex(result));
}
return true;
}
(:test)
function qrReportsCapacity(logger as Test.Logger) as Boolean {
var big = "";
for (var i = 0; i < 300; i++) {
big += "abcdefghij";
}
var tooLong = Qr.encode(big, 3, 0, -1);
var forced = Qr.encode("hello world, too long for version 1", 3, 1, -1);
var empty = Qr.encode("", 1, 0, -1);
return tooLong instanceof Codes.CodeError && (tooLong.message.find("too long") != null)
&& forced instanceof Codes.CodeError && empty instanceof Codes.CodeError;
}
// Timing and step counts for PERFORMANCE.md (simulator).
(:test)
function qrBenchmark(logger as Test.Logger) as Boolean {
var text = "";
for (var i = 0; i < 20; i++) {
text += "abcdefghij";
}
var inputs = ["https://example.com/member/12345", text, text + text + text + text + text];
for (var i = 0; i < inputs.size(); i++) {
var job = new Qr.QrJob(inputs[i] as String, 1, 0, -1);
var steps = 0;
var start = System.getTimer();
while (!job.step(1)) {
steps++;
}
var code = job.result as Qr.MatrixCode;
logger.debug("BENCH qr_v" + code.version + " ms=" + (System.getTimer() - start) + " steps=" + steps);
}
return true;
}
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