diff --git a/test/gl/enum.test.cpp b/test/gl/enum.test.cpp
index 6cc13d0e2..ffda174fd 100644
--- a/test/gl/enum.test.cpp
+++ b/test/gl/enum.test.cpp
@@ -148,6 +148,7 @@ TEST(GL, TexturePixelType) {
 TEST(GL, TextureChannelDataType) {
     ASSERT_EQ(TextureChannelDataType::UnsignedByte, enumIdentity(TextureChannelDataType::UnsignedByte));
     ASSERT_EQ(TextureChannelDataType::HalfFloat, enumIdentity(TextureChannelDataType::HalfFloat));
+    ASSERT_EQ(TextureChannelDataType::Float, enumIdentity(TextureChannelDataType::Float));
 
     ASSERT_EQ(GL_INVALID_ENUM, Enum<TextureChannelDataType>::to(static_cast<TextureChannelDataType>(-1)));
     ASSERT_EQ(TextureChannelDataType{}, Enum<TextureChannelDataType>::from(GL_RGBA8));
@@ -161,3 +162,12 @@ TEST(GL, RenderbufferPixelType) {
     ASSERT_EQ(GL_INVALID_ENUM, Enum<RenderbufferPixelType>::to(static_cast<RenderbufferPixelType>(-1)));
     ASSERT_EQ(RenderbufferPixelType{}, Enum<RenderbufferPixelType>::from(GL_RGBA8));
 }
+
+TEST(GL, sizedFor) {
+    ASSERT_EQ(GL_RGBA, Enum<gfx::TexturePixelType>::sizedFor(TexturePixelType::RGBA, TextureChannelDataType::UnsignedByte));
+    ASSERT_EQ(GL_RGBA16F, Enum<gfx::TexturePixelType>::sizedFor(TexturePixelType::RGBA, TextureChannelDataType::HalfFloat));
+    ASSERT_EQ(GL_INVALID_ENUM, Enum<gfx::TexturePixelType>::sizedFor(TexturePixelType::Alpha, TextureChannelDataType::HalfFloat));
+    ASSERT_EQ(GL_RGBA32F, Enum<gfx::TexturePixelType>::sizedFor(TexturePixelType::RGBA, TextureChannelDataType::Float));
+    ASSERT_EQ(GL_INVALID_ENUM, Enum<gfx::TexturePixelType>::sizedFor(TexturePixelType::Alpha, TextureChannelDataType::Float));
+    ASSERT_EQ(GL_INVALID_ENUM, Enum<gfx::TexturePixelType>::sizedFor(TexturePixelType::RGBA, static_cast<TextureChannelDataType>(-1)));
+}