58 lines
1.7 KiB
C++
58 lines
1.7 KiB
C++
#include <mbgl/test/util.hpp>
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#include <mbgl/sprite/sprite_image.hpp>
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#include <mbgl/util/image.hpp>
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#include <mbgl/util/exception.hpp>
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using namespace mbgl;
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TEST(Sprite, SpriteImageZeroWidth) {
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PremultipliedImage image(0, 16);
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try {
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SpriteImage(std::move(image), 2.0);
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FAIL() << "Expected exception";
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} catch (util::SpriteImageException& ex) {
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EXPECT_STREQ("Sprite image dimensions may not be zero", ex.what());
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}
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}
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TEST(Sprite, SpriteImageZeroHeight) {
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PremultipliedImage image(16, 0);
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try {
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SpriteImage(std::move(image), 2.0);
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FAIL() << "Expected exception";
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} catch (util::SpriteImageException& ex) {
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EXPECT_STREQ("Sprite image dimensions may not be zero", ex.what());
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}
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}
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TEST(Sprite, SpriteImageZeroRatio) {
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PremultipliedImage image(16, 16);
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try {
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SpriteImage(std::move(image), 0.0);
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FAIL() << "Expected exception";
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} catch (util::SpriteImageException& ex) {
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EXPECT_STREQ("Sprite pixelRatio may not be <= 0", ex.what());
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}
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}
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TEST(Sprite, SpriteImage) {
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PremultipliedImage image(32, 24);
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SpriteImage sprite(std::move(image), 2.0);
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EXPECT_EQ(16, sprite.getWidth());
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EXPECT_EQ(32, sprite.image.width);
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EXPECT_EQ(12, sprite.getHeight());
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EXPECT_EQ(24, sprite.image.height);
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EXPECT_EQ(2, sprite.pixelRatio);
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}
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TEST(Sprite, SpriteImageFractionalRatio) {
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PremultipliedImage image(20, 12);
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SpriteImage sprite(std::move(image), 1.5);
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EXPECT_EQ(float(20.0 / 1.5), sprite.getWidth());
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EXPECT_EQ(20, sprite.image.width);
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EXPECT_EQ(float(12.0 / 1.5), sprite.getHeight());
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EXPECT_EQ(12, sprite.image.height);
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EXPECT_EQ(1.5, sprite.pixelRatio);
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}
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