From 1ab3e5a123109704789c2768e11a4f9af515821d Mon Sep 17 00:00:00 2001
From: Berke Güzel <wenekar1@gmail.com>
Date: Wed, 14 Oct 2026 13:13:52 +0300
Subject: Redefine public and rendering APIs with explicit contracts

---
 tests/common/test_vulkan.c | 35 +++++++++++++++++++++++++----------
 1 file changed, 25 insertions(+), 10 deletions(-)

(limited to 'tests/common/test_vulkan.c')

diff --git a/tests/common/test_vulkan.c b/tests/common/test_vulkan.c
index 12daa22..b12256a 100644
--- a/tests/common/test_vulkan.c
+++ b/tests/common/test_vulkan.c
@@ -41,29 +41,32 @@ static int run_test(enum yasl_backend backend)
     VkSemaphore acquired = VK_NULL_HANDLE, rendered = VK_NULL_HANDLE;
     VkCommandBuffer command = VK_NULL_HANDLE;
 
-    if (!yasl_set_backend(backend)) {
+    if ((yasl_init(&(struct yasl_options){.backend=backend}) < 0)) {
         fprintf(stderr, "vulkan integration: cannot select requested backend %d (YASL error %d)\n",
-                backend, yasl_get_error(NULL));
+                backend, errno);
         goto cleanup;
     }
-    if (!yasl_vulkan_init(vkGetInstanceProcAddr)) {
+    if ((yasl_vulkan_init(vkGetInstanceProcAddr) < 0)) {
         fprintf(stderr, "vulkan integration: loader initialization failed (YASL error %d)\n",
-                yasl_get_error(NULL));
+                errno);
         goto cleanup;
     }
-    surface = yasl_surface_create("yasl Vulkan WSI integration", 256, 192, 0);
+    surface = yasl_surface_create(&(struct yasl_surface_options){.title="yasl Vulkan WSI integration", .width=256, .height=192, .type=YASL_SURFACE_NATIVE, .flags=0});
     if (!surface) {
         fprintf(stderr, "vulkan integration: surface creation failed (YASL error %d)\n",
-                yasl_get_error(NULL));
+                errno);
         goto cleanup;
     }
-    if (!(yasl_surface_features(surface) & YASL_CAP_VULKAN)) {
+    if (!(yasl_surface_get_features(surface) & YASL_CAP_VULKAN)) {
         fprintf(stderr, "vulkan integration: requested backend does not advertise Vulkan WSI\n");
         goto cleanup;
     }
 
     uint32_t extension_count = 0;
-    const char *const *required = yasl_vulkan_instance_extensions(surface, &extension_count);
+    struct yasl_vulkan_requirements requirements;
+    if (yasl_vulkan_get_requirements(surface, &requirements) < 0) goto cleanup;
+    extension_count = requirements.extension_count;
+    const char *const *required = requirements.extensions;
     if (!required || !extension_count) {
         fprintf(stderr, "vulkan integration: surface returned no required instance extensions\n");
         goto cleanup;
@@ -99,7 +102,7 @@ static int run_test(enum yasl_backend backend)
     VkInstanceCreateInfo instance_info = {
         .sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO,
         .pApplicationInfo = &app,
-        .flags = yasl_vulkan_instance_flags(surface),
+        .flags = requirements.flags,
         .enabledExtensionCount = extension_count,
         .ppEnabledExtensionNames = required,
     };
@@ -108,6 +111,18 @@ static int run_test(enum yasl_backend backend)
     vr = yasl_vulkan_create_surface(surface, instance, NULL, &vk_surface);
     if (vr != VK_SUCCESS) { status = fail_vk("yasl_vulkan_create_surface", vr); goto cleanup; }
 
+    VkSurfaceKHR duplicate = VK_NULL_HANDLE;
+    if (yasl_vulkan_create_surface(surface, instance, NULL, &duplicate) != VK_ERROR_NATIVE_WINDOW_IN_USE_KHR ||
+        duplicate != VK_NULL_HANDLE || yasl_surface_destroy(surface) != -EBUSY ||
+        yasl_shutdown() != -EBUSY || yasl_vulkan_init(vkGetInstanceProcAddr) != -EBUSY) {
+        fprintf(stderr, "vulkan integration: live WSI ownership was not enforced\n");
+        goto cleanup;
+    }
+    if (yasl_vulkan_destroy_surface(surface) != 0 || yasl_vulkan_destroy_surface(surface) != 0) goto cleanup;
+    vk_surface = VK_NULL_HANDLE;
+    vr = yasl_vulkan_create_surface(surface, instance, NULL, &vk_surface);
+    if (vr != VK_SUCCESS) { status = fail_vk("recreate Vulkan surface", vr); goto cleanup; }
+
     uint32_t physical_count = 0;
     vr = vkEnumeratePhysicalDevices(instance, &physical_count, NULL);
     if (vr != VK_SUCCESS || !physical_count) {
@@ -365,7 +380,7 @@ cleanup:
     if (command_pool) vkDestroyCommandPool(device, command_pool, NULL);
     if (swapchain) vkDestroySwapchainKHR(device, swapchain, NULL);
     if (device) vkDestroyDevice(device, NULL);
-    if (vk_surface) vkDestroySurfaceKHR(instance, vk_surface, NULL);
+    if (vk_surface) yasl_vulkan_destroy_surface(surface);
     if (instance) vkDestroyInstance(instance, NULL);
     if (surface) yasl_surface_destroy(surface);
     yasl_shutdown();
-- 
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