Organize Linux and macOS as separate applications

2026-08-14 13:12:54 +03:00
parent 334c07eb49
commit 50a5735140
57 changed files with 6446 additions and 341 deletions
@@ -0,0 +1,73 @@
+#include "../src/MapWidget.h"
+
+#include <QApplication>
+#include <QElapsedTimer>
+#include <QHostAddress>
+#include <QSet>
+#include <QTcpServer>
+#include <QTcpSocket>
+#include <QThread>
+
+#include <cassert>
+
+int main(int argc, char **argv)
+{
+    QApplication app(argc, argv);
+
+    QTcpServer tileServer;
+    assert(tileServer.listen(QHostAddress::LocalHost, 0));
+
+    int requestCount = 0;
+    QSet<QByteArray> requestedPaths;
+    QObject::connect(&tileServer, &QTcpServer::newConnection, [&]() {
+        while (tileServer.hasPendingConnections()) {
+            QTcpSocket *socket = tileServer.nextPendingConnection();
+            const auto respond = [&, socket]() {
+                if (!socket->canReadLine()) {
+                    return;
+                }
+                const QByteArray requestLine = socket->readLine().trimmed();
+                const QList<QByteArray> fields = requestLine.split(' ');
+                if (fields.size() >= 2) {
+                    ++requestCount;
+                    requestedPaths.insert(fields[1]);
+                }
+                socket->readAll();
+                socket->write("HTTP/1.1 503 Service Unavailable\r\n"
+                              "Content-Length: 0\r\n"
+                              "Connection: close\r\n\r\n");
+                socket->disconnectFromHost();
+            };
+            QObject::connect(socket, &QTcpSocket::readyRead, socket, respond);
+            QObject::connect(socket, &QTcpSocket::disconnected,
+                             socket, &QObject::deleteLater);
+            respond();
+        }
+    });
+
+    const QByteArray tileUrl = QByteArray("http://127.0.0.1:")
+        + QByteArray::number(tileServer.serverPort()) + "/{z}/{x}/{y}.png";
+    qputenv("LOCATION_PLOTTER_TILE_URL_TEMPLATE", tileUrl);
+
+    {
+        MapWidget map;
+        map.resize(640, 480);
+        map.show();
+
+        QElapsedTimer timer;
+        timer.start();
+        while (timer.elapsed() < 1200) {
+            app.processEvents(QEventLoop::AllEvents, 50);
+            QThread::msleep(5);
+        }
+
+        // Every URL fails. Seeing any URL more than once proves that a failed
+        // tile schedules a new paint/request instead of remaining a blank
+        // placeholder forever.
+        assert(!requestedPaths.isEmpty());
+        assert(requestCount > requestedPaths.size());
+    }
+
+    qunsetenv("LOCATION_PLOTTER_TILE_URL_TEMPLATE");
+    return 0;
+}