Step 143: index Emacs Elisp functions

editor/tests/step143_test.cpp

@@ -0,0 +1,50 @@
+// Step 143 TDD Test: Elisp function discovery and indexing
+#include "EmacsFunctionDiscovery.h"
+#include <iostream>
+
+static void expect(bool cond, const std::string& name, int& passed, int& failed) {
+    if (cond) {
+        std::cout << "Test " << (passed + failed + 1) << " PASS: " << name << "\n";
+        ++passed;
+    } else {
+        std::cout << "Test " << (passed + failed + 1) << " FAIL: " << name << "\n";
+        ++failed;
+    }
+}
+
+int main() {
+    int passed = 0;
+    int failed = 0;
+
+    MockEmacsConnection mock;
+    std::string log;
+    std::string error;
+
+    auto packages = queryEmacsPackageList(mock, false, log, error);
+    expect(!packages.empty(), "loaded packages fetched", passed, failed);
+
+    auto funcs = queryEmacsFunctions(mock, "^use-package", log);
+    expect(!funcs.empty(), "apropos returns functions", passed, failed);
+
+    auto doc = queryEmacsFunctionDoc(mock, "use-package", log);
+    expect(!doc.signature.empty(), "describe-function signature", passed, failed);
+    expect(!doc.doc.empty(), "describe-function docstring", passed, failed);
+
+    EmacsFunctionIndex index;
+    refreshEmacsFunctionIndex(index, mock, packages, log);
+    expect(index.functionsByPackage.count("use-package") > 0, "index contains use-package", passed, failed);
+
+    Module module("mod1", "test", "elisp");
+    int sigId = 0;
+    appendEmacsExternalModules(&module, index, sigId);
+    auto extMods = module.getChildren("externalModules");
+    expect(!extMods.empty(), "external modules appended", passed, failed);
+
+    LibraryIndexData libIndex;
+    addEmacsSymbolsToLibraryIndex(libIndex, index);
+    expect(libIndex.symbolsByLibrary.count("use-package") > 0, "library index updated", passed, failed);
+
+    std::cout << "\n=== Step 143 Results: " << passed << " passed, "
+              << failed << " failed ===\n";
+    return failed == 0 ? 0 : 1;
+}