--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/test_text.nim	Sat Jul 20 17:45:44 2024 +0700
@@ -0,0 +1,56 @@
+import std/os
+import std/sequtils
+import std/monotimes
+import std/times
+import std/options
+import std/random
+
+import ../semiconginev2
+
+proc test_01_static_label(time: float32, swapchain: var Swapchain) =
+  var renderdata = InitRenderData()
+
+  # scale: float32 = 1,
+  # position: Vec3f = NewVec3f(),
+  # color: Vec4f = NewVec4f(0, 0, 0, 1),
+
+  var pipeline = CreatePipeline[DefaultFontShader](renderPass = swapchain.renderPass)
+
+  var font = LoadFont("Overhaul.ttf", lineHeightPixels = 160)
+  var label1 = InitTextbox(
+    renderdata,
+    pipeline.descriptorSetLayouts[0],
+    font,
+    "Hello semicongine!",
+    color = NewVec4f(1, 1, 1, 1),
+    scale = 0.0005,
+  )
+
+  var start = getMonoTime()
+  while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
+    label1.Refresh(swapchain.GetAspectRatio())
+    WithNextFrame(swapchain, framebuffer, commandbuffer):
+      WithRenderPass(swapchain.renderPass, framebuffer, commandbuffer, swapchain.width, swapchain.height, NewVec4f(0, 0, 0, 0)):
+        WithPipeline(commandbuffer, pipeline):
+          Render(label1, commandbuffer, pipeline, swapchain.currentFiF)
+
+        # cleanup
+  checkVkResult vkDeviceWaitIdle(vulkan.device)
+  DestroyPipeline(pipeline)
+  DestroyRenderData(renderdata)
+
+when isMainModule:
+  var time = 10'f32
+  InitVulkan()
+
+  var renderpass = CreateDirectPresentationRenderPass(depthBuffer = true)
+  var swapchain = InitSwapchain(renderpass = renderpass).get()
+
+  # tests a simple triangle with minimalistic shader and vertex format
+  test_01_static_label(time, swapchain)
+
+  checkVkResult vkDeviceWaitIdle(vulkan.device)
+  vkDestroyRenderPass(vulkan.device, renderpass.vk, nil)
+  DestroySwapchain(swapchain)
+
+  DestroyVulkan()