ole32: Add tests for the stream object returned by CreateStreamOnHGlobal.

dlls/ole32/tests/Makefile.in

@@ -9,6 +9,7 @@ EXTRALIBS = -luuid
 CTESTS = \
 	clipboard.c \
 	compobj.c \
+	hglobalstream.c \
 	marshal.c \
 	moniker.c \
 	ole2.c \

dlls/ole32/tests/hglobalstream.c

+/*
+ * Stream on HGLOBAL Tests
+ *
+ * Copyright 2006 Robert Shearman (for CodeWeavers)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#define COBJMACROS
+
+#include <stdarg.h>
+
+#include "windef.h"
+#include "winbase.h"
+#include "objbase.h"
+
+#include "wine/test.h"
+
+#define ok_ole_success(hr, func) ok(hr == S_OK, func " failed with error 0x%08lx\n", hr)
+
+static void test_streamonhglobal(IStream *pStream)
+{
+    const char data[] = "Test String";
+    ULARGE_INTEGER ull;
+    LARGE_INTEGER ll;
+    char buffer[128];
+    ULONG read;
+    STATSTG statstg;
+    HRESULT hr;
+
+    ull.QuadPart = sizeof(data);
+    hr = IStream_SetSize(pStream, ull);
+    ok_ole_success(hr, "IStream_SetSize");
+
+    hr = IStream_Write(pStream, data, sizeof(data), NULL);
+    ok_ole_success(hr, "IStream_Write");
+
+    ll.QuadPart = 0;
+    hr = IStream_Seek(pStream, ll, STREAM_SEEK_SET, NULL);
+    ok_ole_success(hr, "IStream_Seek");
+
+    /* should return S_OK, not S_FALSE */
+    hr = IStream_Read(pStream, buffer, sizeof(buffer), &read);
+    todo_wine {
+    ok_ole_success(hr, "IStream_Read");
+    }
+    ok(read == sizeof(data), "IStream_Read returned read %ld instead of %d\n", read, sizeof(data));
+
+    /* ignores HighPart */
+    ull.HighPart = -1;
+    ull.LowPart = 0;
+    hr = IStream_SetSize(pStream, ull);
+    todo_wine {
+    ok_ole_success(hr, "IStream_SetSize");
+    }
+
+    hr = IStream_Commit(pStream, STGC_DEFAULT);
+    ok_ole_success(hr, "IStream_Commit");
+
+    hr = IStream_Revert(pStream);
+    ok_ole_success(hr, "IStream_Revert");
+
+    hr = IStream_LockRegion(pStream, ull, ull, LOCK_WRITE);
+    todo_wine {
+    ok(hr == STG_E_INVALIDFUNCTION, "IStream_LockRegion should have returned STG_E_INVALIDFUNCTION instead of 0x%08lx\n", hr);
+    }
+
+    hr = IStream_Stat(pStream, &statstg, STATFLAG_DEFAULT);
+    ok_ole_success(hr, "IStream_Stat");
+    ok(statstg.type == STGTY_STREAM, "statstg.type should have been STGTY_STREAM instead of %ld\n", statstg.type);
+
+    /* test OOM condition */
+    ull.HighPart = -1;
+    ull.LowPart = -1;
+    hr = IStream_SetSize(pStream, ull);
+    todo_wine {
+    ok(hr == E_OUTOFMEMORY, "IStream_SetSize with large size should have returned E_OUTOFMEMORY instead of 0x%08lx\n", hr);
+    }
+}
+
+START_TEST(hglobalstream)
+{
+    HRESULT hr;
+    IStream *pStream;
+
+    hr = CreateStreamOnHGlobal(NULL, TRUE, &pStream);
+    ok_ole_success(hr, "CreateStreamOnHGlobal");
+
+    test_streamonhglobal(pStream);
+}