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 #include <assert.h>
  25 #include <windef.h>
  26 #include <winbase.h>
  27 #include <wingdi.h>
  28 #include <winuser.h>
  29 #include <ole2.h>
  30 #include <richedit.h>
  31 #include <richole.h>
  32 #include <tom.h>
  33 #include <wine/test.h>
  34
  35 #include <initguid.h>
  36 DEFINE_GUID(IID_ITextDocument, 0x8cc497c0, 0xa1df, 0x11ce, 0x80, 0x98, 0x00, 0xaa, 0x00, 0x47, 0xbe, 0x5d);
  37 DEFINE_GUID(IID_ITextRange, 0x8cc497c2, 0xa1df, 0x11ce, 0x80, 0x98, 0x00, 0xaa, 0x00, 0x47, 0xbe, 0x5d);
  38 DEFINE_GUID(IID_ITextSelection, 0x8cc497c1, 0xa1df, 0x11ce, 0x80, 0x98, 0x00, 0xaa, 0x00, 0x47, 0xbe, 0x5d);
  39
  40 static HMODULE hmoduleRichEdit;
  41
  42 static HWND new_window(LPCTSTR lpClassName, DWORD dwStyle, HWND parent)
  43 {
  44   HWND hwnd
  45     = CreateWindow(lpClassName, NULL,
  46                    dwStyle | WS_POPUP | WS_HSCROLL | WS_VSCROLL | WS_VISIBLE,
  47                    0, 0, 200, 60, parent, NULL, hmoduleRichEdit, NULL);
  48   ok(hwnd != NULL, "class: %s, error: %d\n", lpClassName, (int) GetLastError());
  49   return hwnd;
  50 }
  51
  52 static HWND new_richedit(HWND parent)
  53 {
  54   return new_window(RICHEDIT_CLASS, ES_MULTILINE, parent);
  55 }
  56
  57
  58 START_TEST(richole)
  59 {
  60   IRichEditOle *reOle = NULL;
  61   ITextDocument *txtDoc = NULL;
  62   ITextSelection *txtSel = NULL;
  63   IUnknown *punk;
  64   HRESULT hres;
  65   LRESULT res;
  66   HWND w;
  67
  68   /* Must explicitly LoadLibrary(). The test has no references to functions in
  69    * RICHED20.DLL, so the linker doesn't actually link to it. */
  70   hmoduleRichEdit = LoadLibrary("RICHED20.DLL");
  71   ok(hmoduleRichEdit != NULL, "error: %d\n", (int) GetLastError());
  72
  73   w = new_richedit(NULL);
  74   if (!w) {
  75     skip("Couldn't create window\n");
  76     return;
  77   }
  78
  79   res = SendMessage(w, EM_GETOLEINTERFACE, 0, (LPARAM) &reOle);
  80   ok(res, "SendMessage\n");
  81   ok(reOle != NULL, "EM_GETOLEINTERFACE\n");
  82
  83   hres = IUnknown_QueryInterface(reOle, &IID_ITextDocument,
  84                                  (void **) &txtDoc);
  85   ok(hres == S_OK, "IRichEditOle_QueryInterface\n");
  86   ok(txtDoc != NULL, "IRichEditOle_QueryInterface\n");
  87
  88   hres = ITextDocument_GetSelection(txtDoc, &txtSel);
  89   ok(hres == S_OK, "ITextDocument_GetSelection\n");
  90   ok(txtSel != NULL, "ITextDocument_GetSelection\n");
  91
  92   punk = NULL;
  93   hres = ITextSelection_QueryInterface(txtSel, &IID_ITextSelection, (void **) &punk);
  94   ok(hres == S_OK, "ITextSelection_QueryInterface\n");
  95   ok(punk != NULL, "ITextSelection_QueryInterface\n");
  96   IUnknown_Release(punk);
  97
  98   punk = NULL;
  99   hres = ITextSelection_QueryInterface(txtSel, &IID_ITextRange, (void **) &punk);
 100   ok(hres == S_OK, "ITextSelection_QueryInterface\n");
 101   ok(punk != NULL, "ITextSelection_QueryInterface\n");
 102   IUnknown_Release(punk);
 103
 104   punk = NULL;
 105   hres = ITextSelection_QueryInterface(txtSel, &IID_IDispatch, (void **) &punk);
 106   ok(hres == S_OK, "ITextSelection_QueryInterface\n");
 107   ok(punk != NULL, "ITextSelection_QueryInterface\n");
 108   IUnknown_Release(punk);
 109
 110   ITextDocument_Release(txtDoc);
 111   IUnknown_Release(reOle);
 112   DestroyWindow(w);
 113
 114   /* Methods should return CO_E_RELEASED if the backing document has
 115      been released.  One test should suffice.  */
 116   hres = ITextSelection_CanEdit(txtSel, NULL);
 117   ok(hres == CO_E_RELEASED, "ITextSelection after ITextDocument destroyed\n");
 118
 119   ITextSelection_Release(txtSel);
 120 }