refactor(memory/paging): 调整导入顺序并移除测试模块

Author: moyanj

kernel/src/memory/paging/vmm.rs

@@ -9,7 +9,7 @@ use x86_64::structures::paging::Translate;
 use x86_64::structures::paging::{
     mapper::MapToError, FrameAllocator, Mapper, OffsetPageTable, Page, PageTableFlags,
 };
-use x86_64::{VirtAddr, PhysAddr};
+use x86_64::{PhysAddr, VirtAddr};
 
 extern "C" {
     // 从链接脚本中获取
@@ -215,45 +215,3 @@ pub fn init(page_table: OffsetPageTable<'static>) {
 pub fn translate_addr(addr: VirtAddr) -> Option<PhysAddr> {
     KERNEL_MEMORY_SET.lock().as_ref()?.translate_addr(addr)
 }
-#[cfg(test)]
-mod tests {
-    use super::*;
-    use alloc::vec::Vec;
-
-    #[test_case]
-    fn test_heap_growth() {
-        let mut v = Vec::new();
-        // Allocate 1MB of integers
-        for i in 0..100000 {
-            v.push(i);
-        }
-        assert_eq!(v.len(), 100000);
-        for i in 0..100000 {
-            assert_eq!(v[i], i);
-        }
-    }
-
-    #[test_case]
-    fn test_lazy_allocation() {
-        let addr = VirtAddr::new(0x_5555_5555_0000);
-        let end = addr + 4096u64;
-        {
-            let mut ms_lock = KERNEL_MEMORY_SET.lock();
-            let memory_set = ms_lock.as_mut().unwrap();
-            memory_set
-                .insert_area(VmArea::new(
-                    addr,
-                    end,
-                    PageTableFlags::PRESENT | PageTableFlags::WRITABLE,
-                    "test_lazy",
-                ))
-                .unwrap();
-        }
-
-        let ptr = addr.as_mut_ptr::<u64>();
-        unsafe {
-            *ptr = 0xDEADBEEF;
-            assert_eq!(*ptr, 0xDEADBEEF);
-        }
-    }
-}