diff --git a/tests/TT_Lib/coverage.manifest b/tests/TT_Lib/coverage.manifest
new file mode 100644
index 0000000..43c7952
--- /dev/null
+++ b/tests/TT_Lib/coverage.manifest
@@ -0,0 +1,87 @@
+SkippyLib::BoundingBox.depth
+SkippyLib::BoundingBox.draw
+SkippyLib::BoundingBox.empty?
+SkippyLib::BoundingBox.have_area?
+SkippyLib::BoundingBox.have_volume?
+SkippyLib::BoundingBox.height
+SkippyLib::BoundingBox.initialize
+SkippyLib::BoundingBox.is_2d?
+SkippyLib::BoundingBox.is_3d?
+SkippyLib::BoundingBox.origin
+SkippyLib::BoundingBox.points
+SkippyLib::BoundingBox.width
+SkippyLib::BoundingBox.x_axis
+SkippyLib::BoundingBox.y_axis
+SkippyLib::BoundingBox.z_axis
+SkippyLib::CExtensionManager.initialize
+SkippyLib::CExtensionManager.inspect
+SkippyLib::CExtensionManager.prepare_path
+SkippyLib::CExtensionManager.to_s
+SkippyLib::Color.a
+SkippyLib::Color.b
+SkippyLib::Color.g
+SkippyLib::Color.greyscale?
+SkippyLib::Color.luminance
+SkippyLib::Color.r
+SkippyLib::Command.invoke
+SkippyLib::Command.large_icon=
+SkippyLib::Command.new
+SkippyLib::Command.proc
+SkippyLib::Command.set_error_handler
+SkippyLib::Command.small_icon=
+SkippyLib::DrawingCache.clear
+SkippyLib::DrawingCache.initialize
+SkippyLib::DrawingCache.inspect
+SkippyLib::DrawingCache.method_missing
+SkippyLib::DrawingCache.render
+SkippyLib::DrawingCache.respond_to_missing?
+SkippyLib::DrawingHelper.adjust_to_pixel_grid
+SkippyLib::DrawingHelper.draw2d_point
+SkippyLib::DrawingHelper.draw_edges
+SkippyLib::DrawingHelper.draw_points
+SkippyLib::DrawingHelper.offset_toward_camera
+SkippyLib::DrawingHelper.screen_point
+SkippyLib::Geometry.mid_point
+SkippyLib::Geometry.offset_points
+SkippyLib::Image.clone_material
+SkippyLib::Image.definition
+SkippyLib::ImageRepHelper.color_to_24bit
+SkippyLib::ImageRepHelper.color_to_32bit
+SkippyLib::ImageRepHelper.colors_to_24bit_bytes
+SkippyLib::ImageRepHelper.colors_to_32bit_bytes
+SkippyLib::ImageRepHelper.colors_to_image_rep
+SkippyLib::Line.direction
+SkippyLib::Line.initialize
+SkippyLib::Line.inspect
+SkippyLib::Line.to_a
+SkippyLib::Line.valid?
+SkippyLib::PickHelper.leaves
+SkippyLib::PickHelper.new
+SkippyLib::PickHelper.paths
+SkippyLib::Plane.initialize
+SkippyLib::Plane.inspect
+SkippyLib::Platform.mac?
+SkippyLib::Platform.temp_path
+SkippyLib::Platform.win?
+SkippyLib::Resource.icon_path
+SkippyLib::Resource.vector_path
+SkippyLib::UV.from_uvq
+SkippyLib::UV.initialize
+SkippyLib::UV.inspect
+SkippyLib::UV.q
+SkippyLib::UV.to_s
+SkippyLib::UV.to_uvq
+SkippyLib::UV.u
+SkippyLib::UV.v
+SkippyLib::UVMapping.add
+SkippyLib::UVMapping.initialize
+SkippyLib::UVMapping.to_a
+SkippyLib::UVMapping.to_ary
+SkippyLib::UVQ.from_uv
+SkippyLib::UVQ.initialize
+SkippyLib::UVQ.inspect
+SkippyLib::UVQ.q
+SkippyLib::UVQ.to_s
+SkippyLib::UVQ.to_uv
+SkippyLib::UVQ.u
+SkippyLib::UVQ.v
\ No newline at end of file