80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
#include <mbgl/test/util.hpp>
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#include <mbgl/test/fixture_log_observer.hpp>
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#include <mbgl/map/map.hpp>
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#include <mbgl/gl/headless_backend.hpp>
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#include <mbgl/gl/offscreen_view.hpp>
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#include <mbgl/util/default_thread_pool.hpp>
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#include <mbgl/storage/default_file_source.hpp>
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#include <mbgl/util/image.hpp>
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#include <mbgl/util/io.hpp>
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#include <mbgl/util/run_loop.hpp>
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#include <future>
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using namespace mbgl;
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TEST(API, RepeatedRender) {
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util::RunLoop loop;
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const auto style = util::read_file("test/fixtures/api/water.json");
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HeadlessBackend backend { test::sharedDisplay() };
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OffscreenView view { backend.getContext(), { 256, 512 } };
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#ifdef MBGL_ASSET_ZIP
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// Regenerate with `cd test/fixtures/api/ && zip -r assets.zip assets/`
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DefaultFileSource fileSource(":memory:", "test/fixtures/api/assets.zip");
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#else
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DefaultFileSource fileSource(":memory:", "test/fixtures/api/assets");
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#endif
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ThreadPool threadPool(4);
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Log::setObserver(std::make_unique<FixtureLogObserver>());
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Map map(backend, view.size, 1, fileSource, threadPool, MapMode::Still);
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{
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map.setStyleJSON(style);
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PremultipliedImage result;
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map.renderStill(view, [&](std::exception_ptr) {
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result = view.readStillImage();
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});
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while (!result.valid()) {
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loop.runOnce();
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}
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ASSERT_EQ(256u, result.size.width);
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ASSERT_EQ(512u, result.size.height);
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#if !TEST_READ_ONLY
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util::write_file("test/fixtures/api/1.png", encodePNG(result));
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#endif
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}
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{
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map.setStyleJSON(style);
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PremultipliedImage result;
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map.renderStill(view, [&](std::exception_ptr) {
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result = view.readStillImage();
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});
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while (!result.valid()) {
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loop.runOnce();
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}
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ASSERT_EQ(256u, result.size.width);
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ASSERT_EQ(512u, result.size.height);
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#if !TEST_READ_ONLY
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util::write_file("test/fixtures/api/2.png", encodePNG(result));
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#endif
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}
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auto observer = Log::removeObserver();
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auto flo = dynamic_cast<FixtureLogObserver*>(observer.get());
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auto unchecked = flo->unchecked();
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EXPECT_TRUE(unchecked.empty()) << unchecked;
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}
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