WIP integration test

src/lib.rs

@@ -0,0 +1,16 @@
+#![no_std]
+#![cfg_attr(test, no_main)]
+#![feature(custom_test_frameworks)]
+#![test_runner(crate::test_utils::test_runner)]
+#![reexport_test_harness_main = "test_main"]
+
+pub mod test_utils;
+pub mod serial;
+pub mod vga_buffer;
+
+#[cfg(test)]
+#[no_mangle]
+pub extern "C" fn _start() {
+    test_main();
+    loop {}
+}

src/main.rs

@@ -20,8 +20,8 @@ fn panic(info: &core::panic::PanicInfo) -> ! {
 
 #[no_mangle]
 pub extern "C" fn _start() -> ! {
-    #[cfg(test)]
-    test_main();
+    // #[cfg(test)]
+    // test_main();
 
     println!("Gamarjoba, munde!");
     loop {}

src/test_utils.rs

@@ -3,7 +3,7 @@
 use core::panic::PanicInfo;
 
 #[panic_handler]
-fn panic(info: &PanicInfo) -> ! {
+pub fn panic(info: &PanicInfo) -> ! {
     serial_println!("[failed]\n");
     serial_println!("Error: {}", info);
     exit_qemu(QemuExitCode::Failed);

tests/basic_boot.rs

@@ -0,0 +1,23 @@
+#![no_std]
+#![no_main]
+#![feature(custom_test_frameworks)]
+#![test_runner(crate::test_utils::test_runner)]
+#![reexport_test_harness_main = "test_main"]
+
+use core::panic::PanicInfo;
+
+#[no_mangle] // don't mangle the name of this function
+pub extern "C" fn _start() -> ! {
+    test_main();
+
+    loop {}
+}
+
+fn test_runner(tests: &[&dyn Fn()]) {
+    unimplemented!();
+}
+
+#[panic_handler]
+fn panic(info: &PanicInfo) -> ! {
+    loop {}
+}