Step 170: UI event bus

editor/tests/step170_integration_test.cpp

@@ -0,0 +1,37 @@
+// Step 170: UIEventBus integration checks.
+
+#include <cassert>
+#include <filesystem>
+#include <fstream>
+#include <string>
+
+namespace fs = std::filesystem;
+
+static std::string readFile(const std::string& path) {
+    std::ifstream f(path);
+    if (!f.is_open()) return {};
+    return std::string((std::istreambuf_iterator<char>(f)),
+                       std::istreambuf_iterator<char>());
+}
+
+static void assertContains(const std::string& text, const std::string& needle) {
+    assert(text.find(needle) != std::string::npos);
+}
+
+int main() {
+    assert(fs::exists("src/UIEventBus.h"));
+
+    const std::string editorState = readFile("src/EditorState.h");
+    assertContains(editorState, "UIEventBus");
+    assertContains(editorState, "events");
+
+    const std::string settingsPanel = readFile("src/panels/SettingsPanel.h");
+    assertContains(settingsPanel, "SettingsChanged");
+    assertContains(settingsPanel, "ThemeChanged");
+
+    const std::string mainCpp = readFile("src/main.cpp");
+    assertContains(mainCpp, "events.tick");
+
+    printf("step170_integration_test: all assertions passed\n");
+    return 0;
+}