26faa6a5ad
ref #3031 ref #2198 For example, an icon that has: - a pixel width of 10 - a pixel ratio of 3 - a scaled with of 3.333 is now supported.
65 lines
1.8 KiB
C++
65 lines
1.8 KiB
C++
#include "../fixtures/util.hpp"
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#include <mbgl/sprite/sprite_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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try {
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SpriteImage(0, 16, 2, "");
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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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try {
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SpriteImage(16, 0, 2, "");
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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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try {
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SpriteImage(16, 16, 0, "");
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FAIL() << "Expected exception";
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} catch (util::SpriteImageException& ex) {
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EXPECT_STREQ("Sprite image pixel count mismatch", ex.what());
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}
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}
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TEST(Sprite, SpriteImageMismatchedData) {
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try {
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SpriteImage(16, 16, 2, "");
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FAIL() << "Expected exception";
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} catch (util::SpriteImageException& ex) {
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EXPECT_STREQ("Sprite image pixel count mismatch", ex.what());
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}
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}
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TEST(Sprite, SpriteImage) {
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std::string pixels(32 * 24 * 4, '\0');
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SpriteImage sprite(32, 24, 2, std::move(pixels));
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EXPECT_EQ(16, sprite.width);
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EXPECT_EQ(32, sprite.pixelWidth);
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EXPECT_EQ(12, sprite.height);
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EXPECT_EQ(24, sprite.pixelHeight);
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EXPECT_EQ(2, sprite.pixelRatio);
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EXPECT_EQ(32u * 24 * 4, sprite.data.size());
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}
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TEST(Sprite, SpriteImageFractionalRatio) {
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std::string pixels(20 * 12 * 4, '\0');
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SpriteImage sprite(20, 12, 1.5, std::move(pixels));
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EXPECT_EQ(14, sprite.width);
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EXPECT_EQ(20, sprite.pixelWidth);
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EXPECT_EQ(8, sprite.height);
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EXPECT_EQ(12, sprite.pixelHeight);
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EXPECT_EQ(1.5, sprite.pixelRatio);
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EXPECT_EQ(20u * 12 * 4, sprite.data.size());
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}
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