Add tests for sfImage

Author: ChrisThrasher

test/CMakeLists.txt

@@ -48,6 +48,7 @@ add_executable(test-csfml-graphics
     Graphics/BlendMode.test.cpp
     Graphics/Color.test.cpp
     Graphics/CoordinateType.test.cpp
+    Graphics/Image.test.cpp
     Graphics/PrimitiveType.test.cpp
     Graphics/Rect.test.cpp
     Graphics/RenderStates.test.cpp
@@ -59,7 +60,7 @@ add_executable(test-csfml-graphics
 )
 target_link_libraries(test-csfml-graphics PRIVATE csfml-graphics Catch2::Catch2WithMain SFML::Graphics)
 set_target_warnings(test-csfml-graphics)
-catch_discover_tests(test-csfml-graphics)
+catch_discover_tests(test-csfml-graphics WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
 
 add_executable(test-csfml-network
     Network/Ftp.test.cpp

test/Graphics/Image.test.cpp

@@ -0,0 +1,58 @@
+#include <CSFML/Graphics/Image.h>
+
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/generators/catch_generators.hpp>
+#include "CSFML/Graphics/Types.h"
+
+TEST_CASE("[Graphics] sfImage")
+{
+    SECTION("sfImage_create")
+    {
+        const sfImage* image = sfImage_create({100, 100});
+        REQUIRE(image);
+        const auto size = sfImage_getSize(image);
+        CHECK(size.x == 100);
+        CHECK(size.y == 100);
+        const auto pixel = sfImage_getPixel(image, {50, 50});
+        CHECK(pixel.r == sfBlack.r);
+        CHECK(pixel.g == sfBlack.g);
+        CHECK(pixel.b == sfBlack.b);
+        CHECK(pixel.a == sfBlack.a);
+        CHECK(sfImage_getPixelsPtr(image));
+        sfImage_destroy(image);
+    }
+
+    SECTION("sfImage_createFromColor")
+    {
+        const sfImage* image = sfImage_createFromColor({100, 100}, sfMagenta);
+        REQUIRE(image);
+        const auto size = sfImage_getSize(image);
+        CHECK(size.x == 100);
+        CHECK(size.y == 100);
+        const auto pixel = sfImage_getPixel(image, {50, 50});
+        CHECK(pixel.r == sfMagenta.r);
+        CHECK(pixel.g == sfMagenta.g);
+        CHECK(pixel.b == sfMagenta.b);
+        CHECK(pixel.a == sfMagenta.a);
+        CHECK(sfImage_getPixelsPtr(image));
+        sfImage_destroy(image);
+    }
+
+    SECTION("sfImage_createFromFile")
+    {
+        const char* fileExtension = GENERATE("bmp", "gif", "jpg", "png", "psd");
+        const auto  filename      = std::string("Graphics/sfml-logo-big.") + fileExtension;
+        INFO("Filename: " << filename);
+        const sfImage* image = sfImage_createFromFile(filename.c_str());
+        REQUIRE(image);
+        const auto size = sfImage_getSize(image);
+        CHECK(size.x == 1001);
+        CHECK(size.y == 304);
+        const auto pixel = sfImage_getPixel(image, {0, 0});
+        CHECK(pixel.r == sfWhite.r);
+        CHECK(pixel.g == sfWhite.g);
+        CHECK(pixel.b == sfWhite.b);
+        CHECK(sfImage_getPixelsPtr(image));
+        sfImage_destroy(image);
+    }
+}