Sebastian Lackner : ntdll/tests: Add tests for accessing \\Device\\Null.
Alexandre Julliard
julliard at wine.codeweavers.com
Mon May 18 07:57:33 CDT 2015
Module: wine
Branch: master
Commit: b3913c4f77f224accbe549066f456ac2bb661d19
URL: http://source.winehq.org/git/wine.git/?a=commit;h=b3913c4f77f224accbe549066f456ac2bb661d19
Author: Sebastian Lackner <sebastian at fds-team.de>
Date: Fri May 15 19:57:42 2015 +0200
ntdll/tests: Add tests for accessing \\Device\\Null.
---
dlls/ntdll/tests/om.c | 100 ++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 100 insertions(+)
diff --git a/dlls/ntdll/tests/om.c b/dlls/ntdll/tests/om.c
index 96e1e6e..8939758 100644
--- a/dlls/ntdll/tests/om.c
+++ b/dlls/ntdll/tests/om.c
@@ -1032,6 +1032,105 @@ static void test_keyed_events(void)
NtClose( event );
}
+static void test_null_device(void)
+{
+ OBJECT_ATTRIBUTES attr;
+ IO_STATUS_BLOCK iosb;
+ UNICODE_STRING str;
+ NTSTATUS status;
+ DWORD num_bytes;
+ OVERLAPPED ov;
+ char buf[64];
+ HANDLE null;
+ BOOL ret;
+
+ memset(buf, 0xAA, sizeof(buf));
+ memset(&ov, 0, sizeof(ov));
+ ov.hEvent = CreateEventA(NULL, TRUE, FALSE, NULL);
+
+ pRtlCreateUnicodeStringFromAsciiz(&str, "\\Device\\Null");
+ InitializeObjectAttributes(&attr, &str, OBJ_CASE_INSENSITIVE, 0, NULL);
+ status = pNtOpenSymbolicLinkObject(&null, SYMBOLIC_LINK_QUERY, &attr);
+ todo_wine
+ ok(status == STATUS_OBJECT_TYPE_MISMATCH,
+ "expected STATUS_OBJECT_TYPE_MISMATCH, got %08x\n", status);
+
+ status = pNtOpenFile(&null, GENERIC_READ | GENERIC_WRITE, &attr, &iosb,
+ FILE_SHARE_READ | FILE_SHARE_WRITE, 0);
+ todo_wine
+ ok(status == STATUS_SUCCESS,
+ "expected STATUS_SUCCESS, got %08x\n", status);
+ if (status != STATUS_SUCCESS)
+ {
+ skip("opening \\Device\\Null failed, skipping read/write tests\n");
+ goto out;
+ }
+
+ SetLastError(0xdeadbeef);
+ ret = WriteFile(null, buf, sizeof(buf), &num_bytes, NULL);
+ ok(!ret, "WriteFile unexpectedly succeeded\n");
+ ok(GetLastError() == ERROR_INVALID_PARAMETER,
+ "expected ERROR_INVALID_PARAMETER, got %u\n", GetLastError());
+
+ SetLastError(0xdeadbeef);
+ ret = ReadFile(null, buf, sizeof(buf), &num_bytes, NULL);
+ ok(!ret, "ReadFile unexpectedly succeeded\n");
+ ok(GetLastError() == ERROR_INVALID_PARAMETER,
+ "expected ERROR_INVALID_PARAMETER, got %u\n", GetLastError());
+
+ num_bytes = 0xdeadbeef;
+ SetLastError(0xdeadbeef);
+ ret = WriteFile(null, buf, sizeof(buf), &num_bytes, &ov);
+ if (ret || GetLastError() != ERROR_IO_PENDING)
+ {
+ ok(ret, "WriteFile failed with error %u\n", GetLastError());
+ }
+ else
+ {
+ num_bytes = 0xdeadbeef;
+ ret = GetOverlappedResult(null, &ov, &num_bytes, TRUE);
+ ok(ret, "GetOverlappedResult failed with error %u\n", GetLastError());
+ }
+ ok(num_bytes == sizeof(buf), "expected num_bytes = %u, got %u\n",
+ (DWORD)sizeof(buf), num_bytes);
+
+ num_bytes = 0xdeadbeef;
+ SetLastError(0xdeadbeef);
+ ret = ReadFile(null, buf, sizeof(buf), &num_bytes, &ov);
+ if (ret || GetLastError() != ERROR_IO_PENDING)
+ {
+ ok(!ret, "ReadFile unexpectedly succeeded\n");
+ }
+ else
+ {
+ num_bytes = 0xdeadbeef;
+ ret = GetOverlappedResult(null, &ov, &num_bytes, TRUE);
+ ok(!ret, "GetOverlappedResult unexpectedly succeeded\n");
+ }
+ ok(GetLastError() == ERROR_HANDLE_EOF,
+ "expected ERROR_HANDLE_EOF, got %u\n", GetLastError());
+
+ pNtClose(null);
+
+out:
+ null = CreateFileA("\\\\.\\Null", GENERIC_READ | GENERIC_WRITE,
+ FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
+ OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+ ok(null == INVALID_HANDLE_VALUE, "CreateFileA unexpectedly succeeded\n");
+ ok(GetLastError() == ERROR_FILE_NOT_FOUND,
+ "expected ERROR_FILE_NOT_FOUND, got %u\n", GetLastError());
+
+ null = CreateFileA("\\\\.\\Device\\Null", GENERIC_READ | GENERIC_WRITE,
+ FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
+ OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+ ok(null == INVALID_HANDLE_VALUE, "CreateFileA unexpectedly succeeded\n");
+ ok(GetLastError() == ERROR_PATH_NOT_FOUND,
+ "expected ERROR_PATH_NOT_FOUND, got %u\n", GetLastError());
+
+ pRtlFreeUnicodeString(&str);
+ CloseHandle(ov.hEvent);
+}
+
START_TEST(om)
{
HMODULE hntdll = GetModuleHandleA("ntdll.dll");
@@ -1081,4 +1180,5 @@ START_TEST(om)
test_type_mismatch();
test_event();
test_keyed_events();
+ test_null_device();
}
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