riched20/tests: Add tests for OLE interface.

dlls/riched20/tests/Makefile.in

@@ -6,7 +6,8 @@ TESTDLL   = riched20.dll
 IMPORTS   = ole32 user32 gdi32 kernel32
 
 CTESTS = \
-	editor.c
+	editor.c \
+	richole.c
 
 @MAKE_TEST_RULES@
 

dlls/riched20/tests/richole.c

+/*
+ * Tests for IRichEditOle and friends.
+ *
+ * Copyright 2008 Google (Dan Hipschman)
+ *
+ * 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 <assert.h>
+#include <windef.h>
+#include <winbase.h>
+#include <wingdi.h>
+#include <winuser.h>
+#include <ole2.h>
+#include <richedit.h>
+#include <richole.h>
+#include <wine/test.h>
+
+static HMODULE hmoduleRichEdit;
+
+static HWND new_window(LPCTSTR lpClassName, DWORD dwStyle, HWND parent)
+{
+  HWND hwnd
+    = CreateWindow(lpClassName, NULL,
+                   dwStyle | WS_POPUP | WS_HSCROLL | WS_VSCROLL | WS_VISIBLE,
+                   0, 0, 200, 60, parent, NULL, hmoduleRichEdit, NULL);
+  ok(hwnd != NULL, "class: %s, error: %d\n", lpClassName, (int) GetLastError());
+  return hwnd;
+}
+
+static HWND new_richedit(HWND parent)
+{
+  return new_window(RICHEDIT_CLASS, ES_MULTILINE, parent);
+}
+
+
+START_TEST(richole)
+{
+  IRichEditOle *reOle = NULL;
+  LRESULT res;
+  HWND w;
+
+  /* Must explicitly LoadLibrary(). The test has no references to functions in
+   * RICHED20.DLL, so the linker doesn't actually link to it. */
+  hmoduleRichEdit = LoadLibrary("RICHED20.DLL");
+  ok(hmoduleRichEdit != NULL, "error: %d\n", (int) GetLastError());
+
+  w = new_richedit(NULL);
+  if (!w) {
+    skip("Couldn't create window\n");
+    return;
+  }
+
+  res = SendMessage(w, EM_GETOLEINTERFACE, 0, (LPARAM) &reOle);
+  ok(res, "SendMessage\n");
+  ok(reOle != NULL, "EM_GETOLEINTERFACE\n");
+
+  IUnknown_Release(reOle);
+  DestroyWindow(w);
+}