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feat(tests): improve bgfx initialization order tests with enhanced logging and refactored initialization logic

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johndoe6345789
2026-01-08 15:04:50 +00:00
parent e85d41995a
commit f0f42aa74f
3 changed files with 61 additions and 37 deletions
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61
tests/bgfx_initialization_order_integration_test.cpp
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@@ -3,6 +3,7 @@
#include <vector>
#include <memory>
#include <cstring>
#include <iostream>
// Integration test for texture creation BEFORE first bgfx::frame()
// Based on INITIALIZATION_ORDER_BUG.md
@@ -42,20 +43,36 @@ const char* RendererTypeName(bgfx::RendererType::Enum type) {
class BgfxInitializationOrderTest : public ::testing::Test {
protected:
bool bgfxInitialized_ = false;
bool InitializeNoopBgfx() {
bgfx::Init init;
init.type = bgfx::RendererType::Noop;
init.resolution.width = 1024;
init.resolution.height = 768;
init.resolution.reset = BGFX_RESET_NONE;
bgfxInitialized_ = bgfx::init(init);
std::cout << "[TRACE] BgfxInitializationOrderTest::InitializeNoopBgfx initialized="
<< (bgfxInitialized_ ? "true" : "false") << "\n";
return bgfxInitialized_;
}
void TearDown() override {
// bgfx shutdown is safe to call even if not initialized
bgfx::shutdown();
if (bgfxInitialized_) {
std::cout << "[TRACE] BgfxInitializationOrderTest::TearDown shutting down bgfx\n";
bgfx::shutdown();
bgfxInitialized_ = false;
} else {
std::cout << "[TRACE] BgfxInitializationOrderTest::TearDown skipped bgfx shutdown (not initialized)\n";
}
}
};
TEST_F(BgfxInitializationOrderTest, CreateTexture_BeforeFrame_ProducesInvalidHandle) {
// Initialize bgfx
bgfx::Init init;
init.type = bgfx::RendererType::Noop;
init.resolution.width = 1024;
init.resolution.height = 768;
init.resolution.reset = BGFX_RESET_NONE;
if (!bgfx::init(init)) {
if (!InitializeNoopBgfx()) {
GTEST_SKIP() << "bgfx::init failed";
}
const auto rendererType = bgfx::getRendererType();
@@ -93,12 +110,7 @@ TEST_F(BgfxInitializationOrderTest, CreateTexture_BeforeFrame_ProducesInvalidHan
TEST_F(BgfxInitializationOrderTest, CreateTexture_AfterFrame_ProducesValidHandle) {
// Initialize bgfx
bgfx::Init init;
init.type = bgfx::RendererType::Noop;
init.resolution.width = 1024;
init.resolution.height = 768;
init.resolution.reset = BGFX_RESET_NONE;
ASSERT_TRUE(bgfx::init(init));
ASSERT_TRUE(InitializeNoopBgfx());
// ✅ CORRECT: Call frame FIRST to prime bgfx
bgfx::frame();
@@ -127,12 +139,7 @@ TEST_F(BgfxInitializationOrderTest, CreateTexture_AfterFrame_ProducesValidHandle
TEST_F(BgfxInitializationOrderTest, MultipleTextures_AfterFrame_AllValid) {
// Initialize and prime bgfx
bgfx::Init init;
init.type = bgfx::RendererType::Noop;
init.resolution.width = 1024;
init.resolution.height = 768;
init.resolution.reset = BGFX_RESET_NONE;
ASSERT_TRUE(bgfx::init(init));
ASSERT_TRUE(InitializeNoopBgfx());
bgfx::frame();
// Create multiple textures
@@ -165,12 +172,7 @@ TEST_F(BgfxInitializationOrderTest, CorrectInitSequence_Documented) {
// Documents the correct initialization sequence from INITIALIZATION_ORDER_BUG.md
// Step 1: Initialize bgfx
bgfx::Init init;
init.type = bgfx::RendererType::Noop;
init.resolution.width = 1024;
init.resolution.height = 768;
init.resolution.reset = BGFX_RESET_NONE;
ASSERT_TRUE(bgfx::init(init));
ASSERT_TRUE(InitializeNoopBgfx());
// Step 2: Call frame() FIRST - this primes bgfx
bgfx::frame();
@@ -206,12 +208,7 @@ TEST_F(BgfxInitializationOrderTest, ErrorSymptom_InvalidHandleValue) {
TEST_F(BgfxInitializationOrderTest, BufferCreation_AlsoRequiresFrame) {
// Buffers (vertex, index) also need frame() to be called first
bgfx::Init init;
init.type = bgfx::RendererType::Noop;
init.resolution.width = 1024;
init.resolution.height = 768;
init.resolution.reset = BGFX_RESET_NONE;
ASSERT_TRUE(bgfx::init(init));
ASSERT_TRUE(InitializeNoopBgfx());
bgfx::frame(); // Prime first
// Create vertex buffer - simplified test without layout issues