diff --git a/tests/engines/unit_test_open_gl.cpp b/tests/engines/unit_test_open_gl.cpp
index 5e0a462..a107533 100644
--- a/tests/engines/unit_test_open_gl.cpp
+++ b/tests/engines/unit_test_open_gl.cpp
@@ -10,7 +10,13 @@
 TEST(UnitTestOpenGL, ForwardVector)
 {
     const auto forward = omath::opengl_engine::ForwardVector({});
+    omath::opengl_engine::ViewAngles angles = {};
+    angles.pitch = omath::opengl_engine::PitchAngle::FromDegrees(90);
 
+    std::print("{}\n", angles.pitch.AsDegrees());
+    const auto forward2 = omath::opengl_engine::ForwardVector(angles);
+
+    std::println("{} {} {}", forward2.x, (int)forward2.y, forward2.z);
     EXPECT_EQ(forward, omath::opengl_engine::kAbsForward);
 }
 
diff --git a/tests/engines/unit_test_source_engine.cpp b/tests/engines/unit_test_source_engine.cpp
index c129249..529e69d 100644
--- a/tests/engines/unit_test_source_engine.cpp
+++ b/tests/engines/unit_test_source_engine.cpp
@@ -10,6 +10,11 @@
 TEST(UnitTestSourceEngine, ForwardVector)
 {
     const auto forward = omath::source_engine::ForwardVector({});
+    omath::source_engine::ViewAngles angles;
+    //angles.pitch = omath::source_engine::PitchAngle::FromDegrees(-90);
+    const auto forward2 = omath::source_engine::ForwardVector(angles);
+
+    //std::println("{} {} {}", forward2.x, forward2.y, forward2.z);
 
     EXPECT_EQ(forward, omath::source_engine::kAbsForward);
 }