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#include "../fixtures/util.hpp"
#include "../fixtures/fixture_log_observer.hpp"
#include <mbgl/map/map.hpp>
#include <mbgl/map/still_image.hpp>
#include <mbgl/platform/default/headless_view.hpp>
#include <mbgl/platform/default/headless_display.hpp>
#include <mbgl/storage/default_file_source.hpp>
#include <mbgl/util/image.hpp>
#include <mbgl/util/io.hpp>
#include <future>
TEST(API, RepeatedRender) {
using namespace mbgl;
const auto style = util::read_file("test/fixtures/api/water.json");
auto display = std::make_shared<mbgl::HeadlessDisplay>();
HeadlessView view(display, 1, 256, 512);
DefaultFileSource fileSource(nullptr);
Log::setObserver(std::make_unique<FixtureLogObserver>());
Map map(view, fileSource, MapMode::Still);
{
map.setStyleJSON(style, "test/suite");
std::promise<std::unique_ptr<const StillImage>> promise;
map.renderStill([&promise](std::exception_ptr, std::unique_ptr<const StillImage> image) {
promise.set_value(std::move(image));
});
auto result = promise.get_future().get();
ASSERT_EQ(256, result->width);
ASSERT_EQ(512, result->height);
const std::string png = util::compress_png(result->width, result->height, result->pixels.get());
util::write_file("test/fixtures/api/1.png", png);
}
{
map.setStyleJSON(style, "TEST_DATA/suite");
std::promise<std::unique_ptr<const StillImage>> promise;
map.renderStill([&promise](std::exception_ptr, std::unique_ptr<const StillImage> image) {
promise.set_value(std::move(image));
});
auto result = promise.get_future().get();
ASSERT_EQ(256, result->width);
ASSERT_EQ(512, result->height);
const std::string png = util::compress_png(result->width, result->height, result->pixels.get());
util::write_file("test/fixtures/api/2.png", png);
}
auto observer = Log::removeObserver();
auto flo = dynamic_cast<FixtureLogObserver*>(observer.get());
auto unchecked = flo->unchecked();
EXPECT_TRUE(unchecked.empty()) << unchecked;
}
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