backend-infra-engineer: Post v0.3.9-hotfix7 snapshot (build cleanup)

test/unit/zelda3/overworld_version_helper_test.cc

@@ -0,0 +1,55 @@
+#include "zelda3/overworld/overworld_version_helper.h"
+#include "gtest/gtest.h"
+#include "rom/rom.h"
+
+namespace yaze::zelda3 {
+
+TEST(OverworldVersionHelperTest, GetVersion_VanillaSmallRom) {
+  Rom rom;
+  std::vector<uint8_t> data(1024 * 1024, 0); // 1MB ROM
+  auto status = rom.LoadFromData(data);
+  ASSERT_TRUE(status.ok());
+  
+  // Should return Vanilla and not crash
+  EXPECT_EQ(OverworldVersionHelper::GetVersion(rom), OverworldVersion::kVanilla);
+}
+
+TEST(OverworldVersionHelperTest, GetVersion_VanillaExpandedRom_ZeroFilled) {
+  Rom rom;
+  std::vector<uint8_t> data(2 * 1024 * 1024, 0); // 2MB ROM, 0 filled
+  auto status = rom.LoadFromData(data);
+  ASSERT_TRUE(status.ok());
+  
+  EXPECT_EQ(OverworldVersionHelper::GetVersion(rom), OverworldVersion::kVanilla);
+}
+
+TEST(OverworldVersionHelperTest, GetVersion_VanillaExpandedRom_FF_Filled) {
+  Rom rom;
+  std::vector<uint8_t> data(2 * 1024 * 1024, 0xFF); // 2MB ROM, 0xFF filled
+  auto status = rom.LoadFromData(data);
+  ASSERT_TRUE(status.ok());
+  
+  EXPECT_EQ(OverworldVersionHelper::GetVersion(rom), OverworldVersion::kVanilla);
+}
+
+TEST(OverworldVersionHelperTest, GetVersion_V1) {
+  Rom rom;
+  std::vector<uint8_t> data(2 * 1024 * 1024, 0);
+  data[OverworldCustomASMHasBeenApplied] = 1;
+  auto status = rom.LoadFromData(data);
+  ASSERT_TRUE(status.ok());
+  
+  EXPECT_EQ(OverworldVersionHelper::GetVersion(rom), OverworldVersion::kZSCustomV1);
+}
+
+TEST(OverworldVersionHelperTest, GetVersion_V3) {
+  Rom rom;
+  std::vector<uint8_t> data(2 * 1024 * 1024, 0);
+  data[OverworldCustomASMHasBeenApplied] = 3;
+  auto status = rom.LoadFromData(data);
+  ASSERT_TRUE(status.ok());
+  
+  EXPECT_EQ(OverworldVersionHelper::GetVersion(rom), OverworldVersion::kZSCustomV3);
+}
+
+} // namespace yaze::zelda3