richedit: Added test for auto scroll behaviour with redraw disabled.
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@ -5537,6 +5537,37 @@ static void test_word_wrap(void)
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DestroyWindow(hwnd);
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DestroyWindow(hwnd);
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}
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}
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static void test_auto_yscroll(void)
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{
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HWND hwnd = new_richedit(NULL);
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int lines, ret, redraw;
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POINT pt;
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for (redraw = 0; redraw <= 1; redraw++) {
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trace("testing with WM_SETREDRAW=%d\n", redraw);
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SendMessage(hwnd, WM_SETREDRAW, redraw, 0);
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SendMessage(hwnd, EM_REPLACESEL, 0, (LPARAM)"1\n2\n3\n4\n5\n6\n7\n8");
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lines = SendMessage(hwnd, EM_GETLINECOUNT, 0, 0);
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ok(lines == 8, "%d lines instead of 8\n", lines);
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ret = SendMessage(hwnd, EM_GETSCROLLPOS, 0, (LPARAM)&pt);
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ok(ret == 1, "EM_GETSCROLLPOS returned %d instead of 1\n", ret);
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if (!redraw)
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todo_wine ok(pt.y != 0, "Didn't scroll down after replacing text.\n");
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else
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ok(pt.y != 0, "Didn't scroll down after replacing text.\n");
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SendMessage(hwnd, WM_SETTEXT, 0, (LPARAM)NULL);
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lines = SendMessage(hwnd, EM_GETLINECOUNT, 0, 0);
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ok(lines == 1, "%d lines instead of 1\n", lines);
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ret = SendMessage(hwnd, EM_GETSCROLLPOS, 0, (LPARAM)&pt);
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ok(ret == 1, "EM_GETSCROLLPOS returned %d instead of 1\n", ret);
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ok(pt.y == 0, "y scroll position is %d after clearing text.\n", pt.y);
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}
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SendMessage(hwnd, WM_SETREDRAW, TRUE, 0);
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DestroyWindow(hwnd);
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}
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START_TEST( editor )
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START_TEST( editor )
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{
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{
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/* Must explicitly LoadLibrary(). The test has no references to functions in
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/* Must explicitly LoadLibrary(). The test has no references to functions in
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@ -5585,6 +5616,7 @@ START_TEST( editor )
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test_EM_CHARFROMPOS();
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test_EM_CHARFROMPOS();
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test_SETPARAFORMAT();
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test_SETPARAFORMAT();
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test_word_wrap();
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test_word_wrap();
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test_auto_yscroll();
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/* Set the environment variable WINETEST_RICHED20 to keep windows
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/* Set the environment variable WINETEST_RICHED20 to keep windows
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* responsive and open for 30 seconds. This is useful for debugging.
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* responsive and open for 30 seconds. This is useful for debugging.
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