Sebastian Lackner : kernel32/tests: Add tests for partially received pipe messages after calling SetNamedPipeHandleState.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: e65a61853840b29da6f7ae39b76076ce8f55a195
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=e65a61853840b29da6f7ae39b7...

Author: Sebastian Lackner <sebastian(a)fds-team.de>
Date:   Thu Sep  4 17:16:33 2014 +0200

kernel32/tests: Add tests for partially received pipe messages after calling SetNamedPipeHandleState.

---

 dlls/kernel32/tests/pipe.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/dlls/kernel32/tests/pipe.c b/dlls/kernel32/tests/pipe.c
index 5e96930..eeeaa32 100644
--- a/dlls/kernel32/tests/pipe.c
+++ b/dlls/kernel32/tests/pipe.c
@@ -344,6 +344,34 @@ static void test_CreateNamedPipe(int pipemode)
             ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 6a check\n");
             if (readden <= sizeof(obuf))
                 ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n");
+
+            /* Test how ReadFile behaves when the buffer is not big enough for the whole message */
+            memset(ibuf, 0, sizeof(ibuf));
+            ok(WriteFile(hnp, obuf2, sizeof(obuf2), &written, NULL), "WriteFile 7\n");
+            ok(written == sizeof(obuf2), "write file len 7\n");
+            SetLastError(0xdeadbeef);
+            todo_wine
+            ok(!ReadFile(hFile, ibuf, 4, &readden, NULL), "ReadFile 7\n");
+            todo_wine
+            ok(GetLastError() == ERROR_MORE_DATA, "wrong error 7\n");
+            ok(readden == 4, "read got %d bytes 7\n", readden);
+            ok(ReadFile(hFile, ibuf + 4, sizeof(ibuf) - 4, &readden, NULL), "ReadFile 7\n");
+            ok(readden == sizeof(obuf2) - 4, "read got %d bytes 7\n", readden);
+            ok(memcmp(obuf2, ibuf, written) == 0, "content check 7\n");
+
+            memset(ibuf, 0, sizeof(ibuf));
+            ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile 8\n");
+            ok(written == sizeof(obuf), "write file len 8\n");
+            SetLastError(0xdeadbeef);
+            todo_wine
+            ok(!ReadFile(hnp, ibuf, 4, &readden, NULL), "ReadFile 8\n");
+            todo_wine
+            ok(GetLastError() == ERROR_MORE_DATA, "wrong error 8\n");
+            ok(readden == 4, "read got %d bytes 8\n", readden);
+            ok(ReadFile(hnp, ibuf + 4, sizeof(ibuf) - 4, &readden, NULL), "ReadFile 8\n");
+            ok(readden == sizeof(obuf) - 4, "read got %d bytes 8\n", readden);
+            ok(memcmp(obuf, ibuf, written) == 0, "content check 8\n");
+
         }
 
         /* Picky conformance tests */