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#include <mbgl/test/util.hpp>
#include <mbgl/test/fixture_log_observer.hpp>
#include <mbgl/test/stub_file_source.hpp>
#include <mbgl/test/stub_style_observer.hpp>
#include <mbgl/renderer/image_manager.hpp>
#include <mbgl/sprite/sprite_parser.hpp>
#include <mbgl/style/image_impl.hpp>
#include <mbgl/util/io.hpp>
#include <mbgl/util/image.hpp>
#include <mbgl/util/run_loop.hpp>
#include <mbgl/util/default_thread_pool.hpp>
#include <mbgl/util/string.hpp>
#include <utility>
using namespace mbgl;
TEST(ImageManager, Missing) {
ImageManager imageManager;
EXPECT_FALSE(imageManager.getImage("doesnotexist"));
}
TEST(ImageManager, Basic) {
FixtureLog log;
ImageManager imageManager;
auto images = parseSprite(util::read_file("test/fixtures/annotations/emerald.png"),
util::read_file("test/fixtures/annotations/emerald.json"));
for (auto& image : images) {
imageManager.addImage(image->baseImpl);
}
auto metro = *imageManager.getPattern("metro");
EXPECT_EQ(1, metro.tl()[0]);
EXPECT_EQ(1, metro.tl()[1]);
EXPECT_EQ(19, metro.br()[0]);
EXPECT_EQ(19, metro.br()[1]);
EXPECT_EQ(18, metro.displaySize()[0]);
EXPECT_EQ(18, metro.displaySize()[1]);
EXPECT_EQ(1.0f, metro.pixelRatio);
EXPECT_EQ(imageManager.getPixelSize(), imageManager.getAtlasImage().size);
test::checkImage("test/fixtures/image_manager/basic", imageManager.getAtlasImage());
}
TEST(ImageManager, Updates) {
ImageManager imageManager;
PremultipliedImage imageA({ 16, 12 });
imageA.fill(255);
imageManager.addImage(makeMutable<style::Image::Impl>("one", std::move(imageA), 1));
auto a = *imageManager.getPattern("one");
EXPECT_EQ(1, a.tl()[0]);
EXPECT_EQ(1, a.tl()[1]);
EXPECT_EQ(17, a.br()[0]);
EXPECT_EQ(13, a.br()[1]);
EXPECT_EQ(16, a.displaySize()[0]);
EXPECT_EQ(12, a.displaySize()[1]);
EXPECT_EQ(1.0f, a.pixelRatio);
test::checkImage("test/fixtures/image_manager/updates_before", imageManager.getAtlasImage());
PremultipliedImage imageB({ 5, 5 });
imageA.fill(200);
imageManager.updateImage(makeMutable<style::Image::Impl>("one", std::move(imageB), 1));
auto b = *imageManager.getPattern("one");
EXPECT_EQ(1, b.tl()[0]);
EXPECT_EQ(1, b.tl()[1]);
EXPECT_EQ(6, b.br()[0]);
EXPECT_EQ(6, b.br()[1]);
EXPECT_EQ(5, b.displaySize()[0]);
EXPECT_EQ(5, b.displaySize()[1]);
EXPECT_EQ(1.0f, b.pixelRatio);
test::checkImage("test/fixtures/image_manager/updates_after", imageManager.getAtlasImage());
}
TEST(ImageManager, AddRemove) {
FixtureLog log;
ImageManager imageManager;
imageManager.addImage(makeMutable<style::Image::Impl>("one", PremultipliedImage({ 16, 16 }), 2));
imageManager.addImage(makeMutable<style::Image::Impl>("two", PremultipliedImage({ 16, 16 }), 2));
imageManager.addImage(makeMutable<style::Image::Impl>("three", PremultipliedImage({ 16, 16 }), 2));
imageManager.removeImage("one");
imageManager.removeImage("two");
EXPECT_NE(nullptr, imageManager.getImage("three"));
EXPECT_EQ(nullptr, imageManager.getImage("two"));
EXPECT_EQ(nullptr, imageManager.getImage("four"));
}
TEST(ImageManager, RemoveReleasesBinPackRect) {
FixtureLog log;
ImageManager imageManager;
imageManager.addImage(makeMutable<style::Image::Impl>("big", PremultipliedImage({ 32, 32 }), 1));
EXPECT_TRUE(imageManager.getImage("big"));
imageManager.removeImage("big");
imageManager.addImage(makeMutable<style::Image::Impl>("big", PremultipliedImage({ 32, 32 }), 1));
EXPECT_TRUE(imageManager.getImage("big"));
EXPECT_TRUE(log.empty());
}
class StubImageRequestor : public ImageRequestor {
public:
void onImagesAvailable(ImageMap images) final {
if (imagesAvailable) imagesAvailable(images);
}
std::function<void (ImageMap)> imagesAvailable;
};
TEST(ImageManager, NotifiesRequestorWhenSpriteIsLoaded) {
ImageManager imageManager;
StubImageRequestor requestor;
bool notified = false;
requestor.imagesAvailable = [&] (ImageMap) {
notified = true;
};
imageManager.getImages(requestor, {"one"});
ASSERT_FALSE(notified);
imageManager.onSpriteLoaded();
ASSERT_TRUE(notified);
}
TEST(ImageManager, NotifiesRequestorImmediatelyIfDependenciesAreSatisfied) {
ImageManager imageManager;
StubImageRequestor requestor;
bool notified = false;
requestor.imagesAvailable = [&] (ImageMap) {
notified = true;
};
imageManager.addImage(makeMutable<style::Image::Impl>("one", PremultipliedImage({ 16, 16 }), 2));
imageManager.getImages(requestor, {"one"});
ASSERT_TRUE(notified);
}
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