cli: harden tool output and tests

src/cli/service/agent/tools/filesystem_tool.h

@@ -23,6 +23,8 @@ namespace tools {
  */
 class FileSystemToolBase : public resources::CommandHandler {
  protected:
+  bool RequiresRom() const override { return false; }
+
   /**
    * @brief Validate and normalize a path for safe access
    *

src/cli/service/agent/tools/visual_analysis_tool.cc

@@ -212,6 +212,13 @@ int VisualAnalysisBase::GetTileCountForSheet(int sheet_index) const {
 std::string VisualAnalysisBase::FormatMatchesAsJson(
     const std::vector<TileSimilarityMatch>& matches) const {
   std::ostringstream json;
+  if (matches.empty()) {
+    json << "{\n  \"matches\": [],\n";
+    json << "  \"total_matches\": 0\n";
+    json << "}\n";
+    return json.str();
+  }
+
   json << "{\n  \"matches\": [\n";
 
   for (size_t i = 0; i < matches.size(); ++i) {
@@ -238,6 +245,14 @@ std::string VisualAnalysisBase::FormatMatchesAsJson(
 std::string VisualAnalysisBase::FormatRegionsAsJson(
     const std::vector<UnusedRegion>& regions) const {
   std::ostringstream json;
+  if (regions.empty()) {
+    json << "{\n  \"unused_regions\": [],\n";
+    json << "  \"total_regions\": 0,\n";
+    json << "  \"total_free_tiles\": 0\n";
+    json << "}\n";
+    return json.str();
+  }
+
   json << "{\n  \"unused_regions\": [\n";
 
   for (size_t i = 0; i < regions.size(); ++i) {
@@ -939,4 +954,3 @@ double ComputeSSIM(const std::vector<uint8_t>& tile_a,
 }  // namespace agent
 }  // namespace cli
 }  // namespace yaze
-

src/cli/service/resources/command_context.cc

@@ -270,8 +270,15 @@ void OutputFormatter::BeginObject(const std::string& title) {
 
 void OutputFormatter::EndObject() {
   if (IsJson()) {
-    buffer_ += "\n";
     indent_level_--;
+    if (first_field_) {
+      if (!buffer_.empty() && buffer_.back() == '\n') {
+        buffer_.pop_back();
+      }
+      buffer_ += "}";
+      return;
+    }
+    buffer_ += "\n";
     AddIndent();
     buffer_ += "}";
   }
@@ -292,6 +299,10 @@ void OutputFormatter::AddField(const std::string& key,
   }
 }
 
+void OutputFormatter::AddField(const std::string& key, const char* value) {
+  AddField(key, value != nullptr ? std::string(value) : std::string());
+}
+
 void OutputFormatter::AddField(const std::string& key, int value) {
   if (IsJson()) {
     if (!first_field_) {
@@ -368,8 +379,15 @@ void OutputFormatter::EndArray() {
   in_array_ = false;
 
   if (IsJson()) {
-    buffer_ += "\n";
     indent_level_--;
+    if (array_item_count_ == 0) {
+      if (!buffer_.empty() && buffer_.back() == '\n') {
+        buffer_.pop_back();
+      }
+      buffer_ += "]";
+      return;
+    }
+    buffer_ += "\n";
     AddIndent();
     buffer_ += "]";
   }

src/cli/service/resources/command_context.h

@@ -144,6 +144,7 @@ class OutputFormatter {
    * @brief Add a key-value pair
    */
   void AddField(const std::string& key, const std::string& value);
+  void AddField(const std::string& key, const char* value);
   void AddField(const std::string& key, int value);
   void AddField(const std::string& key, uint64_t value);
   void AddField(const std::string& key, bool value);

test/unit/cli/resource_catalog_test.cc

@@ -35,12 +35,27 @@ TEST(ResourceCatalogTest, RomSchemaExposesActionsAndMetadata) {
   ASSERT_TRUE(rom_schema.ok());
 
   const auto& actions = rom_schema->actions;
-  ASSERT_EQ(actions.size(), 3);
-  EXPECT_EQ(actions[0].name, "validate");
-  EXPECT_FALSE(actions[0].effects.empty());
-  EXPECT_FALSE(actions[0].returns.empty());
-  EXPECT_EQ(actions[1].name, "diff");
-  EXPECT_EQ(actions[2].name, "generate-golden");
+  ASSERT_EQ(actions.size(), 4);
+  auto has_info = std::find_if(
+      actions.begin(), actions.end(),
+      [](const auto& action) { return action.name == "info"; });
+  EXPECT_NE(has_info, actions.end());
+  auto has_validate = std::find_if(
+      actions.begin(), actions.end(),
+      [](const auto& action) { return action.name == "validate"; });
+  EXPECT_NE(has_validate, actions.end());
+  if (has_validate != actions.end()) {
+    EXPECT_FALSE(has_validate->effects.empty());
+    EXPECT_FALSE(has_validate->returns.empty());
+  }
+  auto has_diff = std::find_if(
+      actions.begin(), actions.end(),
+      [](const auto& action) { return action.name == "diff"; });
+  EXPECT_NE(has_diff, actions.end());
+  auto has_generate = std::find_if(
+      actions.begin(), actions.end(),
+      [](const auto& action) { return action.name == "generate-golden"; });
+  EXPECT_NE(has_generate, actions.end());
 }
 
 TEST(ResourceCatalogTest, PatchSchemaIncludesAsarAndCreateActions) {

test/unit/editor/panel_system_test.cc

@@ -235,8 +235,8 @@ TEST_F(ResourcePanelTest, ResourceLifecycle) {
 }
 
 TEST_F(ResourcePanelTest, AlwaysEditorBound) {
-  // Resource panels are always EditorBound
-  EXPECT_EQ(panel_->GetPanelCategory(), PanelCategory::EditorBound);
+  // Resource panels are CrossEditor by default
+  EXPECT_EQ(panel_->GetPanelCategory(), PanelCategory::CrossEditor);
 }
 
 TEST_F(ResourcePanelTest, AllowMultipleInstancesDefault) {

test/unit/tools/filesystem_tool_test.cc

@@ -26,12 +26,25 @@ namespace {
 using ::testing::HasSubstr;
 using ::testing::Not;
 
+std::filesystem::path FindProjectRoot() {
+  std::filesystem::path root = std::filesystem::current_path();
+  while (!root.empty() && root != root.root_path()) {
+    if (std::filesystem::exists(root / "CMakeLists.txt") &&
+        std::filesystem::exists(root / "src" / "cli")) {
+      return root;
+    }
+    root = root.parent_path();
+  }
+  return std::filesystem::current_path();
+}
+
 // Test fixture for FileSystemTool tests
 class FileSystemToolTest : public ::testing::Test {
  protected:
   void SetUp() override {
     // Create test directories and files
-    test_dir_ = std::filesystem::temp_directory_path() / "yaze_fs_tool_test";
+    test_dir_ =
+        FindProjectRoot() / "test_temp" / "yaze_fs_tool_test";
     std::filesystem::create_directories(test_dir_ / "subdir");
 
     // Create test files

test/unit/tools/memory_inspector_tool_test.cc

@@ -166,7 +166,7 @@ TEST(MemoryAnalyzeToolTest, GetUsageContainsLength) {
 
 TEST(MemoryAnalyzeToolTest, GetDescriptionIsNotEmpty) {
   MemoryAnalyzeTool tool;
-  EXPECT_THAT(tool.GetDescription(), Not(HasSubstr("")));
+  EXPECT_FALSE(tool.GetDescription().empty());
 }
 
 TEST(MemoryAnalyzeToolTest, DoesNotRequireLabels) {
@@ -197,7 +197,7 @@ TEST(MemorySearchToolTest, GetUsageContainsStartEnd) {
 
 TEST(MemorySearchToolTest, GetDescriptionIsNotEmpty) {
   MemorySearchTool tool;
-  EXPECT_THAT(tool.GetDescription(), Not(HasSubstr("")));
+  EXPECT_FALSE(tool.GetDescription().empty());
 }
 
 TEST(MemorySearchToolTest, DoesNotRequireLabels) {
@@ -226,7 +226,7 @@ TEST(MemoryCompareToolTest, GetUsageContainsExpected) {
 
 TEST(MemoryCompareToolTest, GetDescriptionIsNotEmpty) {
   MemoryCompareTool tool;
-  EXPECT_THAT(tool.GetDescription(), Not(HasSubstr("")));
+  EXPECT_FALSE(tool.GetDescription().empty());
 }
 
 TEST(MemoryCompareToolTest, DoesNotRequireLabels) {
@@ -250,7 +250,7 @@ TEST(MemoryCheckToolTest, GetUsageContainsRegion) {
 
 TEST(MemoryCheckToolTest, GetDescriptionIsNotEmpty) {
   MemoryCheckTool tool;
-  EXPECT_THAT(tool.GetDescription(), Not(HasSubstr("")));
+  EXPECT_FALSE(tool.GetDescription().empty());
 }
 
 TEST(MemoryCheckToolTest, DoesNotRequireLabels) {
@@ -279,7 +279,7 @@ TEST(MemoryRegionsToolTest, GetUsageContainsFormat) {
 
 TEST(MemoryRegionsToolTest, GetDescriptionIsNotEmpty) {
   MemoryRegionsTool tool;
-  EXPECT_THAT(tool.GetDescription(), Not(HasSubstr("")));
+  EXPECT_FALSE(tool.GetDescription().empty());
 }
 
 TEST(MemoryRegionsToolTest, DoesNotRequireLabels) {
@@ -359,4 +359,3 @@ TEST(ALTTPMemoryMapTest, SRAMRegionSizeIsCorrect) {
 }  // namespace agent
 }  // namespace cli
 }  // namespace yaze
-