From 7040985c553c1a5ecf998bc61e53e5ae76fd41c1 Mon Sep 17 00:00:00 2001
From: Charles Giessen <charles@lunarg.com>
Date: Thu, 15 Jun 2023 18:25:42 -0600
Subject: test: Add basic MockICD test

---
 tests/icd/mock_icd_tests.cpp | 46 ++++++++++++++++++++++++++++++++++++++++++--
 tests/main.cpp               | 12 ------------
 2 files changed, 44 insertions(+), 14 deletions(-)

(limited to 'tests')

diff --git a/tests/icd/mock_icd_tests.cpp b/tests/icd/mock_icd_tests.cpp
index 18025dfa..78372134 100644
--- a/tests/icd/mock_icd_tests.cpp
+++ b/tests/icd/mock_icd_tests.cpp
@@ -17,9 +17,51 @@
  *
  */
 
+#include <stdlib.h>
+
+#include <iostream>
+#include <vector>
+
 #include "gtest/gtest.h"
+#include "vulkan/vulkan.h"
+
+// Location of the built binaries in this repo
+#include "binary_locations.h"
+
+#if defined(WIN32)
+int set_environment_var(const char* name, const char* value) { return SetEnvironmentVariableA(name, cur_value); }
+#else
+int set_environment_var(const char* name, const char* value) { return setenv(name, value, 1); }
+#endif
 
 TEST(MockICD, Basic) {
-    // only to make sure tests can be run
-    ASSERT_TRUE(true);
+    // Necessary to point the loader at the mock driver
+    set_environment_var("VK_DRIVER_FILES", MOCK_ICD_JSON_MANIFEST_PATH);
+    // Prevents layers from being loaded at all
+    set_environment_var("VK_LOADER_LAYERS_DISABLE", "~all~");
+
+    uint32_t count = 0;
+    VkResult res = vkEnumerateInstanceExtensionProperties(nullptr, &count, nullptr);
+    ASSERT_EQ(res, VK_SUCCESS);
+    ASSERT_GT(count, 0);
+    std::vector<VkExtensionProperties> inst_ext_props{count, VkExtensionProperties{}};
+    res = vkEnumerateInstanceExtensionProperties(nullptr, &count, inst_ext_props.data());
+    ASSERT_EQ(res, VK_SUCCESS);
+
+    VkInstanceCreateInfo inst_create_info{};
+    VkInstance inst{};
+    res = vkCreateInstance(&inst_create_info, nullptr, &inst);
+    ASSERT_EQ(res, VK_SUCCESS);
+
+    res = vkEnumeratePhysicalDevices(inst, &count, nullptr);
+    ASSERT_EQ(res, VK_SUCCESS);
+    ASSERT_GT(count, 0);
+    std::vector<VkPhysicalDevice> phys_devs{count};
+    res = vkEnumeratePhysicalDevices(inst, &count, phys_devs.data());
+    ASSERT_EQ(res, VK_SUCCESS);
+
+    VkDeviceCreateInfo dev_create_info{};
+    VkDevice device{};
+    res = vkCreateDevice(phys_devs.at(0), &dev_create_info, nullptr, &device);
+    ASSERT_EQ(res, VK_SUCCESS);
 }
diff --git a/tests/main.cpp b/tests/main.cpp
index a14e8e99..31131426 100644
--- a/tests/main.cpp
+++ b/tests/main.cpp
@@ -26,18 +26,6 @@
 int main(int argc, char **argv) {
     int result;
 
-#if defined(_WIN32)
-#if !defined(NDEBUG)
-    _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
-    _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
-#endif
-    // Avoid "Abort, Retry, Ignore" dialog boxes
-    _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
-    SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX);
-    _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_FILE);
-    _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
-#endif
-
     ::testing::InitGoogleTest(&argc, argv);
 
     result = RUN_ALL_TESTS();
-- 
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