1.0

tests/fs_utils_smoke_test.cpp

@@ -0,0 +1,44 @@
+#include "dps/fs_utils.hpp"
+
+#include <cstdlib>
+#include <filesystem>
+#include <fstream>
+#include <iostream>
+#include <vector>
+
+namespace fs = std::filesystem;
+
+namespace {
+
+std::string utf8_text() {
+    return "2_\xE5\x87\x8C\xE4\xBC\x97";
+}
+
+int run_test() {
+    const fs::path root = fs::temp_directory_path() / "dps-fs-utils-smoke";
+    const fs::path nested = root / dps::path_from_utf8(utf8_text());
+    const fs::path file = nested / "img.png";
+
+    fs::remove_all(root);
+    fs::create_directories(nested);
+
+    {
+        std::ofstream output(file, std::ios::binary);
+        output << "png-data";
+    }
+
+    const std::vector<unsigned char> bytes = dps::read_binary_file(file);
+    if (bytes.size() != 8) {
+        std::cerr << "unexpected file size: " << bytes.size() << "\n";
+        return EXIT_FAILURE;
+    }
+
+    fs::remove_all(root);
+    return EXIT_SUCCESS;
+}
+
+}  // namespace
+
+int main() {
+    return run_test();
+}