[Qt][tests] Added tests for set style interface

2 files changed, 95 insertions, 0 deletions

diff --git a/platform/qt/config.cmake b/platform/qt/config.cmake
index f22e4c827b..0cc07cc8ae 100644
--- a/platform/qt/config.cmake
+++ b/platform/qt/config.cmake
@@ -44,6 +44,7 @@ macro(mbgl_platform_test)
     target_sources(mbgl-test
         PRIVATE test/src/main.cpp
         PRIVATE platform/qt/test/headless_view_qt.cpp
+        PRIVATE platform/qt/test/qmapboxgl.cpp
         PRIVATE platform/default/headless_display.cpp
         PRIVATE platform/default/headless_view.cpp
     )
diff --git a/platform/qt/test/qmapboxgl.cpp b/platform/qt/test/qmapboxgl.cpp
new file mode 100644
index 0000000000..67b2163ab8
--- /dev/null
+++ b/platform/qt/test/qmapboxgl.cpp
@@ -0,0 +1,94 @@
+#include <mbgl/test/util.hpp>
+#include <mbgl/util/io.hpp>
+
+#include <QApplication>
+#include <QGLWidget>
+#include <QMapbox>
+#include <QMapboxGL>
+
+class QMapboxGLTest : public QObject, public ::testing::Test {
+    Q_OBJECT
+
+public:
+    QMapboxGLTest() : app(argc, const_cast<char**>(&argv)), map(nullptr, settings) {
+        connect(&map, SIGNAL(mapChanged(QMapboxGL::MapChange)),
+                this, SLOT(onMapChanged(QMapboxGL::MapChange)));
+        connect(&map, SIGNAL(needsRendering()),
+                this, SLOT(onNeedsRendering()));
+
+        widget.makeCurrent();
+        QMapbox::initializeGLExtensions();
+
+        map.resize(QSize(512, 512));
+        map.setCoordinateZoom(QMapbox::Coordinate(60.170448, 24.942046), 14);
+    }
+
+    void runUntil(QMapboxGL::MapChange status) {
+        changeCallback = [&](QMapboxGL::MapChange change) {
+            if (change == status) {
+                app.exit();
+                changeCallback = nullptr;
+            }
+        };
+
+        app.exec();
+    }
+
+private:
+    int argc = 1;
+    const char* argv = "mbgl-test";
+
+    QApplication app;
+    QGLWidget widget;
+
+protected:
+    QMapboxGLSettings settings;
+    QMapboxGL map;
+
+    std::function<void(QMapboxGL::MapChange)> changeCallback;
+
+private slots:
+    void onMapChanged(QMapboxGL::MapChange change) {
+        if (changeCallback) {
+            changeCallback(change);
+        }
+    };
+
+    void onNeedsRendering() {
+        map.render();
+    };
+};
+
+TEST_F(QMapboxGLTest, TEST_DISABLED_ON_CI(styleJson)) {
+    QString json = QString::fromStdString(
+        mbgl::util::read_file("test/fixtures/resources/style_vector.json"));
+
+    map.setStyleJson(json);
+    ASSERT_EQ(map.styleJson(), json);
+    runUntil(QMapboxGL::MapChangeDidFinishLoadingMap);
+
+    map.setStyleJson("invalid json");
+    runUntil(QMapboxGL::MapChangeDidFailLoadingMap);
+
+    map.setStyleJson("\"\"");
+    runUntil(QMapboxGL::MapChangeDidFailLoadingMap);
+
+    map.setStyleJson(QString());
+    runUntil(QMapboxGL::MapChangeDidFailLoadingMap);
+}
+
+TEST_F(QMapboxGLTest, TEST_DISABLED_ON_CI(styleUrl)) {
+    QString url(QMapbox::defaultStyles()[0].first);
+
+    map.setStyleUrl(url);
+    ASSERT_EQ(map.styleUrl(), url);
+    runUntil(QMapboxGL::MapChangeDidFinishLoadingMap);
+
+    map.setStyleUrl("invalid://url");
+    runUntil(QMapboxGL::MapChangeDidFailLoadingMap);
+
+    map.setStyleUrl(QString());
+    runUntil(QMapboxGL::MapChangeDidFailLoadingMap);
+}
+
+#include "qmapboxgl.moc"