Add test for reading file

1 files changed, 9 insertions, 0 deletions

diff --git a/kernel/src/main.cpp b/kernel/src/main.cpp
index 258c28b..186d32e 100644
--- a/kernel/src/main.cpp
+++ b/kernel/src/main.cpp
@@ -23,6 +23,7 @@
 
 #include <algorithm>
 #include <cstddef>
+#include <string_view>
 
 using namespace kstd::units_literals;
 
@@ -119,6 +120,14 @@ auto test_file_lookup() -> void
 
   auto ofd_hello = vfs.open("/hello.txt");
 
+  kstd::vector<std::byte> buffer(64);
+  auto number_of_read_bytes = ofd_hello->read(buffer.data(), buffer.size());
+  kstd::println("read bytes: {}", number_of_read_bytes);
+  kstd::println("buffer: {::#04x}", buffer);
+
+  std::string_view hello_str{reinterpret_cast<char *>(buffer.data()), number_of_read_bytes};
+  kstd::println("hello_str: {}", hello_str);
+
   auto ofd1 = vfs.open("/a/b/c");
   auto ofd2 = vfs.open("/dev/ram0");
   auto ofd3 = vfs.open("/a/d/e");