Added unit test for re-initialization

2022-03-05 19:59:32 +01:00
parent f146826ff9
commit b27068a6b6
2 changed files with 43 additions and 5 deletions
--- a/Test/ReInitialize.cpp
+++ b/Test/ReInitialize.cpp
@@ -0,0 +1,32 @@
+#include <Bmp.h>
+#include "Catch2.h"
+
+using namespace Leonetienne::BmpPP;
+
+// Tests that re-initializing images produces the correct getter values
+TEST_CASE(__FILE__"/ReInitialize", "[ReInitialize]")
+{
+    // Create image
+    BMP bmp({800, 600}, Colormode::RGBA);
+
+    SECTION("Check that the initial values are OK") {
+        REQUIRE(bmp.GetDimensions().x == 800);
+        REQUIRE(bmp.GetDimensions().y == 600);
+        REQUIRE(bmp.GetNumColorChannels() == 4);
+        REQUIRE(bmp.GetColormode() == Colormode::RGBA);
+        REQUIRE(bmp.GetPixelbufferSize() == 800*600*4);
+    }
+
+    // Now re-initialize the image
+    bmp.ReInitialize({1920, 1080}, Colormode::RGB);
+
+    SECTION("Check that getters now return the updated values") {
+        REQUIRE(bmp.GetDimensions().x == 1920);
+        REQUIRE(bmp.GetDimensions().y == 1080);
+        REQUIRE(bmp.GetNumColorChannels() == 3);
+        REQUIRE(bmp.GetColormode() == Colormode::RGB);
+        REQUIRE(bmp.GetPixelbufferSize() == 1920*1080*3);
+    }
+
+    return;
+}