Add tool to debug AppDir class behavior

src/CMakeLists.txt

@@ -17,3 +17,8 @@ add_subdirectory(core)
 add_executable(plugin_test plugin_test_main.cpp)
 target_link_libraries(plugin_test linuxdeploy_plugin)
 set_target_properties(plugin_test PROPERTIES RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/bin")
+
+add_executable(appdir_test appdir_test_main.cpp)
+target_link_libraries(appdir_test linuxdeploy_core args)
+target_include_directories(appdir_test PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/core)
+set_target_properties(appdir_test PROPERTIES RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/bin")

src/appdir_test_main.cpp

@@ -0,0 +1,58 @@
+#include <iostream>
+#include <boost/filesystem.hpp>
+#include <linuxdeploy/core/appdir.h>
+#include "core/appdir.cpp"
+#include <args.hxx>
+
+namespace bf = boost::filesystem;
+
+using namespace linuxdeploy::core;
+
+int main(const int argc, const char* const* const argv) {
+    args::ArgumentParser parser("AppDir test");
+
+    args::ValueFlag<std::string> appdir(parser, "appdir", "AppDir to use", {"appdir"});
+
+    args::Flag listExecutables(parser, "", "List executables in AppDir", {"list-executables"});
+    args::Flag listSharedLibraries(parser, "", "List shared libraries in AppDir", {"list-shared-libraries"});
+    args::ValueFlag<std::string> listFilesInDirectory(parser, "", "List files in directory relative to AppDir", {"list-files-in-directory"});
+    args::ValueFlag<std::string> listFilesInDirectoryRecursively(parser, "", "List files in directory relative to AppDir", {"list-files-in-directory-recursively"});
+
+    if (listFilesInDirectory) {
+        for (const auto& i : appdir::listFilesInDirectory(listFilesInDirectory.Get(), false)) {
+            std::cout << i.string() << std::endl;
+        }
+        return 1;
+    }
+
+    if (listFilesInDirectoryRecursively) {
+        for (const auto& i : appdir::listFilesInDirectory(listFilesInDirectoryRecursively.Get(), true)) {
+            std::cout << i.string() << std::endl;
+        }
+        return 1;
+    }
+
+    if (!appdir) {
+        std::cout << "--appdir required" << std::endl;
+        std::cout << std::endl << parser;
+        return 1;
+    }
+
+    appdir::AppDir appDir(appdir.Get());
+
+    if (listExecutables) {
+        for (const auto& i : appDir.listExecutables()) {
+            std::cout << i.string() << std::endl;
+        }
+        return 0;
+    }
+
+    if (listSharedLibraries) {
+        for (const auto& i : appDir.listSharedLibraries()) {
+            std::cout << i.string() << std::endl;
+        }
+        return 0;
+    }
+
+    return 0;
+}