dlls/riched20/tests/richole.c

   1 /*
   2  * Tests for IRichEditOle and friends.
   3  *
   4  * Copyright 2008 Google (Dan Hipschman)
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define COBJMACROS
  22
  23 #include <stdarg.h>
  24
  25 #include <windef.h>
  26 #include <winbase.h>
  27 #include <wingdi.h>
  28 #include <winuser.h>
  29 #include <initguid.h>
  30 #include <ole2.h>
  31 #include <richedit.h>
  32 #include <richole.h>
  33 #include <tom.h>
  34 #include <wine/test.h>
  35
  36 static HMODULE hmoduleRichEdit;
  37
  38 static HWND new_window(LPCTSTR lpClassName, DWORD dwStyle, HWND parent)
  39 {
  40   HWND hwnd
  41     = CreateWindow(lpClassName, NULL,
  42                    dwStyle | WS_POPUP | WS_HSCROLL | WS_VSCROLL | WS_VISIBLE,
  43                    0, 0, 200, 60, parent, NULL, hmoduleRichEdit, NULL);
  44   ok(hwnd != NULL, "class: %s, error: %d\n", lpClassName, (int) GetLastError());
  45   return hwnd;
  46 }
  47
  48 static HWND new_richedit(HWND parent)
  49 {
  50   return new_window(RICHEDIT_CLASS, ES_MULTILINE, parent);
  51 }
  52
  53
  54 START_TEST(richole)
  55 {
  56   IRichEditOle *reOle = NULL;
  57   ITextDocument *txtDoc = NULL;
  58   ITextSelection *txtSel = NULL;
  59   IUnknown *punk;
  60   HRESULT hres;
  61   LRESULT res;
  62   HWND w;
  63
  64   /* Must explicitly LoadLibrary(). The test has no references to functions in
  65    * RICHED20.DLL, so the linker doesn't actually link to it. */
  66   hmoduleRichEdit = LoadLibrary("RICHED20.DLL");
  67   ok(hmoduleRichEdit != NULL, "error: %d\n", (int) GetLastError());
  68
  69   w = new_richedit(NULL);
  70   if (!w) {
  71     skip("Couldn't create window\n");
  72     return;
  73   }
  74
  75   res = SendMessage(w, EM_GETOLEINTERFACE, 0, (LPARAM) &reOle);
  76   ok(res, "SendMessage\n");
  77   ok(reOle != NULL, "EM_GETOLEINTERFACE\n");
  78
  79   hres = IUnknown_QueryInterface(reOle, &IID_ITextDocument,
  80                                  (void **) &txtDoc);
  81   ok(hres == S_OK, "IRichEditOle_QueryInterface\n");
  82   ok(txtDoc != NULL, "IRichEditOle_QueryInterface\n");
  83
  84   hres = ITextDocument_GetSelection(txtDoc, &txtSel);
  85   ok(hres == S_OK, "ITextDocument_GetSelection\n");
  86   ok(txtSel != NULL, "ITextDocument_GetSelection\n");
  87
  88   punk = NULL;
  89   hres = ITextSelection_QueryInterface(txtSel, &IID_ITextSelection, (void **) &punk);
  90   ok(hres == S_OK, "ITextSelection_QueryInterface\n");
  91   ok(punk != NULL, "ITextSelection_QueryInterface\n");
  92   IUnknown_Release(punk);
  93
  94   punk = NULL;
  95   hres = ITextSelection_QueryInterface(txtSel, &IID_ITextRange, (void **) &punk);
  96   ok(hres == S_OK, "ITextSelection_QueryInterface\n");
  97   ok(punk != NULL, "ITextSelection_QueryInterface\n");
  98   IUnknown_Release(punk);
  99
 100   punk = NULL;
 101   hres = ITextSelection_QueryInterface(txtSel, &IID_IDispatch, (void **) &punk);
 102   ok(hres == S_OK, "ITextSelection_QueryInterface\n");
 103   ok(punk != NULL, "ITextSelection_QueryInterface\n");
 104   IUnknown_Release(punk);
 105
 106   ITextDocument_Release(txtDoc);
 107   IUnknown_Release(reOle);
 108   DestroyWindow(w);
 109
 110   /* Methods should return CO_E_RELEASED if the backing document has
 111      been released.  One test should suffice.  */
 112   hres = ITextSelection_CanEdit(txtSel, NULL);
 113   ok(hres == CO_E_RELEASED, "ITextSelection after ITextDocument destroyed\n");
 114
 115   ITextSelection_Release(txtSel);
 116 }