[tests] Reorganize tests to match src structure

test/map/map_context.cpp

@@ -0,0 +1,23 @@
+#include "../fixtures/util.hpp"
+
+#include <mbgl/map/map_data.hpp>
+#include <mbgl/map/map_context.hpp>
+#include <mbgl/platform/default/headless_view.hpp>
+#include <mbgl/platform/default/headless_display.hpp>
+#include <mbgl/storage/online_file_source.hpp>
+#include <mbgl/util/thread.hpp>
+
+using namespace mbgl;
+
+TEST(MapContext, DoubleStyleLoad) {
+    std::shared_ptr<HeadlessDisplay> display = std::make_shared<HeadlessDisplay>();
+    HeadlessView view(display, 1, 512, 512);
+    OnlineFileSource fileSource(nullptr);
+
+    util::Thread<MapContext> context({"Map", util::ThreadType::Map, util::ThreadPriority::Regular},
+        view, fileSource, MapMode::Continuous, GLContextMode::Unique, view.getPixelRatio());
+
+    context.invokeSync(&MapContext::setStyleJSON, "", "");
+    context.invokeSync(&MapContext::setStyleJSON, "", "");
+    context.invokeSync(&MapContext::cleanup);
+}