2009-09-09 Sebastian Huber <Sebastian.Huber@embedded-brains.de>

* heapwalk/heapwalk.scn, heapwalk/init.c: Add missing _Heap_Walk test
	cases to get back to 100% object coverage.

testsuites/libtests/ChangeLog

@@ -1,3 +1,8 @@
+2009-09-09	Sebastian Huber <Sebastian.Huber@embedded-brains.de>
+
+	* heapwalk/heapwalk.scn, heapwalk/init.c: Add missing _Heap_Walk test
+	cases to get back to 100% object coverage.
+
 2009-09-09      Christian Mauderer <christian.mauderer@embedded-brains.de>
 
 	* heapwalk/init.c, heapwalk/heapwalk.scn, malloctest/init.c,

testsuites/libtests/heapwalk/heapwalk.scn

@@ -4,7 +4,7 @@ testing the _Heap_Walk_check_control() function
         test what happens if page size = 0
         set page size to a not CPU-aligned value
         set minimal block size to a not page aligned value
-        let the alloc area of the first block be not page-aligned
+        set allocation area of the first block to be non page-aligned
         clear the previous used flag of the first block
         set the previous block size of the first block to an invalid value
         set invalid next block for last block
@@ -21,6 +21,7 @@ Test the main loop
         create a block with a not page aligned size
         create a block with a size smaller than the min_block_size
         make a block with a size, so that the block reaches into the next block
+        create a block with invalid successor
         make a block with a size, so that it includes the next block
 test the _Heap_Walk_check_free_block() function
         set a previous size for the next block which is not equal to the size of the actual block
@@ -29,8 +30,8 @@ test the _Heap_Walk_check_free_block() function
 test the output-function for the _Heap_Walk()
 therefore use the (already tested) case with a page size of 0
 PASS[0]: page size 0, min block size 16
-        area begin 0x????????, area end 0x????????
+	area begin 0x0202C4BC, area end 0x0202D4BC
-        first block 0x????????, last block 0x????????
+	first block 0x0202C4C0, last block 0x0202D4B0
-        first free 0x????????, last free 0x????????
+	first free 0x0202C4C0, last free 0x0202C4C0
 FAIL[0]: page size is zero
 *** END OF HEAP WALK TEST ***

testsuites/libtests/heapwalk/init.c

@@ -117,14 +117,9 @@ static void test_check_control(void)
   TestHeap.min_block_size = TEST_DEFAULT_PAGESIZE / 2;
   test_call_heap_walk( false );
 
-  /*
+  puts( "\tset allocation area of the first block to be non page-aligned" );
-   * Set the page size to a value, other than the first block alloc area.  Set
-   * even the min_block_size to that value to avoid it being not alligned.
-   */
-  puts( "\tlet the alloc area of the first block be not page-aligned" );
   test_heap_init_custom();
-  TestHeap.page_size = (uintptr_t) TestHeap.first_block + CPU_ALIGNMENT;
+  TestHeap.first_block = (Heap_Block *) ((char *) TestHeap.first_block + CPU_ALIGNMENT);
-  TestHeap.min_block_size = TestHeap.page_size;
   test_call_heap_walk( false );
 
   puts( "\tclear the previous used flag of the first block" );
@@ -250,6 +245,14 @@ static void test_main_loop(void)
   block->size_and_flag = ( 3 * _Heap_Block_size( block ) / 2 ) | HEAP_PREV_BLOCK_USED;
   test_call_heap_walk( false );
 
+  puts( "\tcreate a block with invalid successor" );
+  test_heap_init_default();
+  test_allocate_block();
+  p1 = test_allocate_block();
+  block = _Heap_Block_of_alloc_area( (uintptr_t) p1, TestHeap.page_size  );
+  block->size_and_flag = (0 - TestHeap.page_size) | HEAP_PREV_BLOCK_USED;
+  test_call_heap_walk( false );
+
   puts( "\tmake a block with a size, so that it includes the next block" );
   test_heap_init_default();
   p1 = test_allocate_block();