Added header control tests.

diff --git a/dlls/comctl32/tests/.cvsignore b/dlls/comctl32/tests/.cvsignore
index 0be4407..207da2c 100644
--- a/dlls/comctl32/tests/.cvsignore
+++ b/dlls/comctl32/tests/.cvsignore
@@ -1,6 +1,7 @@
 Makefile
 comboex.ok
 dpa.ok
+header.ok
 imagelist.ok
 mru.ok
 progress.ok
diff --git a/dlls/comctl32/tests/Makefile.in b/dlls/comctl32/tests/Makefile.in
index 62166b1..fc9881d 100644
--- a/dlls/comctl32/tests/Makefile.in
+++ b/dlls/comctl32/tests/Makefile.in
@@ -8,6 +8,7 @@
 CTESTS = \
 	comboex.c \
 	dpa.c \
+	header.c \
 	imagelist.c \
 	mru.c \
 	progress.c \
diff --git a/dlls/comctl32/tests/header.c b/dlls/comctl32/tests/header.c
new file mode 100644
index 0000000..868258f
--- /dev/null
+++ b/dlls/comctl32/tests/header.c
@@ -0,0 +1,200 @@
+/* Unit test suite for header control.
+ *
+ * Copyright 2005 Vijay Kiran Kamuju 
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+
+#include <windows.h>
+#include <commctrl.h>
+#include <assert.h>
+
+#include "wine/test.h"
+
+static HWND hHeaderParentWnd;
+#define MAX_CHARS 100
+
+static LONG addItem(HWND hdex, int idx, LPCSTR text)
+{
+    HDITEMA hdItem;
+    hdItem.mask       = HDI_TEXT | HDI_WIDTH;
+    hdItem.cxy        = 100;
+    hdItem.pszText    = (LPSTR)text;
+    hdItem.cchTextMax = 0;
+    return (LONG)SendMessage(hdex, HDM_INSERTITEMA, (WPARAM)idx, (LPARAM)&hdItem);
+}
+
+static LONG setItem(HWND hdex, int idx, LPCSTR text)
+{
+    HDITEMA hdexItem;
+    hdexItem.mask       = HDI_TEXT;
+    hdexItem.pszText    = (LPSTR)text;
+    hdexItem.cchTextMax = 0;
+    return (LONG)SendMessage(hdex, HDM_SETITEMA, (WPARAM)idx, (LPARAM)&hdexItem);
+}
+
+static LONG delItem(HWND hdex, int idx)
+{
+    return (LONG)SendMessage(hdex, HDM_DELETEITEM, (WPARAM)idx, 0);
+}
+
+static LONG getItemCount(HWND hdex)
+{
+    return (LONG)SendMessage(hdex, HDM_GETITEMCOUNT, 0, 0);
+}
+
+static LONG getItem(HWND hdex, int idx, LPSTR textBuffer)
+{
+    HDITEMA hdItem;
+    hdItem.mask         = HDI_TEXT;
+    hdItem.pszText      = textBuffer;
+    hdItem.cchTextMax   = MAX_CHARS;
+    return (LONG)SendMessage(hdex, HDM_GETITEMA, (WPARAM)idx, (LPARAM)&hdItem);
+}
+
+static HWND create_header_control (void)
+{
+    HWND handle;
+    HDLAYOUT hlayout;
+    RECT rectwin;
+    WINDOWPOS winpos;
+
+    handle = CreateWindowEx(0, WC_HEADER, NULL,
+			    WS_CHILD|WS_BORDER|WS_VISIBLE|HDS_BUTTONS|HDS_HORZ,
+			    0, 0, 0, 0,
+			    hHeaderParentWnd, NULL, NULL, NULL);
+    assert(handle);
+
+    if (winetest_interactive)
+	ShowWindow (hHeaderParentWnd, SW_SHOW);
+
+    GetClientRect(hHeaderParentWnd,&rectwin);
+    hlayout.prc = &rectwin;
+    hlayout.pwpos = &winpos;
+    SendMessageA(handle,HDM_LAYOUT,0,(LPARAM) &hlayout);
+    SetWindowPos(handle, winpos.hwndInsertAfter, winpos.x, winpos.y, 
+                 winpos.cx, winpos.cy, 0);
+
+    return handle;
+}
+
+static const char *str_items[] =
+    {"First Item", "Second Item", "Third Item", "Fourth Item", "Replace Item", "Out Of Range Item"};
+
+#define TEST_GET_ITEM(i,c)\
+{   res = getItem(hWndHeader, i, buffer);\
+    ok(res != 0, "Getting item[%d] using valid index failed unexpectedly (%ld)\n", i, res);\
+    ok(strcmp(str_items[c], buffer) == 0, "Getting item[%d] returned \"%s\" expecting \"%s\"\n", i, buffer, str_items[c]);\
+}
+
+#define TEST_GET_ITEMCOUNT(i)\
+{   res = getItemCount(hWndHeader);\
+    ok(res == i, "Got Item Count as %ld\n", res);\
+}
+
+static void test_header_control (void)
+{
+    HWND hWndHeader;
+    LONG res;
+    static char buffer[MAX_CHARS];
+    int i;
+
+    hWndHeader = create_header_control ();
+
+    for (i = 3; i >= 0; i--)
+    {
+        TEST_GET_ITEMCOUNT(3-i);
+        res = addItem(hWndHeader, 0, str_items[i]);
+        ok(res == 0, "Adding simple item failed (%ld)\n", res);
+    }
+
+    TEST_GET_ITEMCOUNT(4);
+    res = addItem(hWndHeader, 99, str_items[i+1]);
+    ok(res != -1, "Adding Out of Range item should fail with -1 got (%ld)\n", res);
+    TEST_GET_ITEMCOUNT(5);
+    res = addItem(hWndHeader, 5, str_items[i+1]);
+    ok(res != -1, "Adding Out of Range item should fail with -1 got (%ld)\n", res);
+    TEST_GET_ITEMCOUNT(6);
+
+    for (i = 0; i < 4; i++) { TEST_GET_ITEM(i,i); TEST_GET_ITEMCOUNT(6); }
+
+    res=getItem(hWndHeader, 99, buffer);
+    ok(res == 0, "Getting Out of Range item should fail with 0 (%ld), got %s\n", res,buffer);
+    res=getItem(hWndHeader, 5, buffer);
+    ok(res == 1, "Getting Out of Range item should fail with 1 (%ld), got %s\n", res,buffer);
+    res=getItem(hWndHeader, -2, buffer);
+    ok(res == 0, "Getting Out of Range item should fail with 0 (%ld), got %s\n", res,buffer);
+
+    if (winetest_interactive)
+    {
+        UpdateWindow(hHeaderParentWnd);
+        UpdateWindow(hWndHeader);
+    }
+
+    TEST_GET_ITEMCOUNT(6);
+    res=setItem(hWndHeader, 99, str_items[5]);
+    ok(res == 0, "Setting Out of Range item should fail with 0 (%ld)\n", res);
+    res=setItem(hWndHeader, 5, str_items[5]);
+    ok(res == 1, "Setting Out of Range item should fail with 1 (%ld)\n", res);
+    res=setItem(hWndHeader, -2, str_items[5]);
+    ok(res == 0, "Setting Out of Range item should fail with 0 (%ld)\n", res);
+    TEST_GET_ITEMCOUNT(6);
+
+    for (i = 0; i < 4; i++)
+    {
+        res = setItem(hWndHeader, i, str_items[4]);
+        ok(res != 0, "Setting %d item failed (%ld)\n", i+1, res);
+        TEST_GET_ITEM(i, 4);
+        TEST_GET_ITEMCOUNT(6);
+    }
+
+    res = delItem(hWndHeader, 5);
+    ok(res == 1, "Deleting Out of Range item should fail with 1 (%ld)\n", res);
+    res = delItem(hWndHeader, -2);
+    ok(res == 0, "Deleting Out of Range item should fail with 0 (%ld)\n", res);
+    TEST_GET_ITEMCOUNT(5);
+
+    res = delItem(hWndHeader, 3);
+    ok(res != 0, "Deleting using out of range index failed (%ld)\n", res);
+    TEST_GET_ITEMCOUNT(4);
+    res = delItem(hWndHeader, 0);
+    ok(res != 0, "Deleting using out of range index failed (%ld)\n", res);
+    TEST_GET_ITEMCOUNT(3);
+    res = delItem(hWndHeader, 0);
+    ok(res != 0, "Deleting using out of range index failed (%ld)\n", res);
+    TEST_GET_ITEMCOUNT(2);
+    res = delItem(hWndHeader, 0);
+    ok(res != 0, "Deleting using out of range index failed (%ld)\n", res);
+    TEST_GET_ITEMCOUNT(1);
+
+    DestroyWindow(hWndHeader);
+}
+
+START_TEST(header)
+{
+    INITCOMMONCONTROLSEX icex;
+
+    icex.dwSize = sizeof(INITCOMMONCONTROLSEX);
+    icex.dwICC  = ICC_USEREX_CLASSES;
+    InitCommonControlsEx(&icex);
+    hHeaderParentWnd = CreateWindowExA(0, "static", "Header test", WS_OVERLAPPEDWINDOW,
+                        CW_USEDEFAULT, CW_USEDEFAULT, 480, 100, NULL, NULL, NULL, 0);
+    assert(hHeaderParentWnd != NULL);
+
+    test_header_control();
+
+    DestroyWindow(hHeaderParentWnd);
+}