kernel32/tests: Ensure VirtualAlloc tests do not depend on previous memory allocations.

Following tests try to allocate memory at (char *)addr1 + 0x1000. We expect that no memory is mapped at this location. Signed-off-by: Sebastian Lackner <sebastian@fds-team.de> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

kernel32/tests: Ensure VirtualAlloc tests do not depend on previous memory allocations.
1e624c5a · Sebastian Lackner · Alexandre Julliard · 24641d8e · 1e624c5a
Commit 1e624c5a authored Feb 13, 2016 by Sebastian Lackner Committed by Alexandre Julliard Feb 14, 2016
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virtual.c dlls/kernel32/tests/virtual.c +5 -1

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--- a/dlls/kernel32/tests/virtual.c
+++ b/dlls/kernel32/tests/virtual.c
@@ -383,9 +383,13 @@ static void test_VirtualAlloc(void)

    ok(VirtualFree(addr1, 0, MEM_RELEASE), "VirtualFree failed\n");

-    addr1 = VirtualAlloc(0, 0x1000, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE);
+    /* memory returned by VirtualAlloc should be aligned to 64k */
+    addr1 = VirtualAlloc(0, 0x2000, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE);
    ok(addr1 != NULL, "VirtualAlloc failed\n");
    ok(!((ULONG_PTR)addr1 & 0xffff), "returned memory %p is not aligned to 64k\n", addr1);
+    ok(VirtualFree(addr1, 0, MEM_RELEASE), "VirtualFree failed\n");
+    addr2 = VirtualAlloc(addr1, 0x1000, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE);
+    ok(addr2 == addr1, "VirtualAlloc returned %p, expected %p\n", addr2, addr1);

    /* allocation conflicts because of 64k align */
    size = 0x1000;