Nikolay Sivov : uxtheme/tests: A bit more tests for buffered painting API.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 5278b342fd84e692222279a8000aec3a1f27e922
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=5278b342fd84e692222279a8000aec3a1f27e922

Author: Nikolay Sivov <nsivov at codeweavers.com>
Date:   Thu Feb  9 01:42:40 2017 +0300

uxtheme/tests: A bit more tests for buffered painting API.

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/uxtheme/tests/system.c | 39 +++++++++++++++++++++++++++++++++++----
 1 file changed, 35 insertions(+), 4 deletions(-)

diff --git a/dlls/uxtheme/tests/system.c b/dlls/uxtheme/tests/system.c
index 81e47be..2348a1d 100644
--- a/dlls/uxtheme/tests/system.c
+++ b/dlls/uxtheme/tests/system.c
@@ -530,7 +530,9 @@ static void test_buffered_paint(void)
     HDC target, src, hdc;
     HPAINTBUFFER buffer;
     RECT rect, rect2;
+    RGBQUAD *bits;
     HRESULT hr;
+    int row;
 
     if (!pBeginBufferedPaint)
     {
@@ -636,12 +638,41 @@ todo_wine
     hr = pEndBufferedPaint(buffer, FALSE);
     ok(hr == S_OK, "Unexpected return code %#x\n", hr);
 
+    /* invalid buffer handle */
+    hr = pEndBufferedPaint(NULL, FALSE);
+    ok(hr == E_INVALIDARG, "Unexpected return code %#x\n", hr);
+
+    hdc = pGetBufferedPaintDC(NULL);
+    ok(hdc == NULL, "Unexpected hdc %p\n", hdc);
+
+    hdc = pGetBufferedPaintTargetDC(NULL);
+    ok(hdc == NULL, "Unexpected target hdc %p\n", hdc);
+
+    hr = pGetBufferedPaintTargetRect(NULL, &rect2);
+    ok(hr == E_FAIL, "Unexpected return code %#x\n", hr);
+
+    hr = pGetBufferedPaintTargetRect(NULL, NULL);
+    ok(hr == E_POINTER, "Unexpected return code %#x\n", hr);
+
+    bits = (void *)0xdeadbeef;
+    row = 10;
+    hr = pGetBufferedPaintBits(NULL, &bits, &row);
+    ok(hr == E_FAIL, "Unexpected return code %#x\n", hr);
+    ok(row == 10, "Unexpected row count %d\n", row);
+    ok(bits == (void *)0xdeadbeef, "Unepexpected data pointer %p\n", bits);
+
+    hr = pGetBufferedPaintBits(NULL, NULL, NULL);
+    ok(hr == E_POINTER, "Unexpected return code %#x\n", hr);
+
+    hr = pGetBufferedPaintBits(NULL, &bits, NULL);
+    ok(hr == E_POINTER, "Unexpected return code %#x\n", hr);
+
+    hr = pGetBufferedPaintBits(NULL, NULL, &row);
+    ok(hr == E_POINTER, "Unexpected return code %#x\n", hr);
+
     /* access buffer bits */
     for (format = BPBF_COMPATIBLEBITMAP; format <= BPBF_TOPDOWNMONODIB; format++)
     {
-        RGBQUAD *bits;
-        int row;
-
         buffer = pBeginBufferedPaint(target, &rect, format, &params, &src);
 
         /* only works for DIB buffers */
@@ -654,7 +685,7 @@ todo_wine
         {
             ok(hr == S_OK, "Unexpected return code %#x\n", hr);
             ok(bits != NULL, "Bitmap bits %p\n", bits);
-            ok(row > 0, "Bitmap width %d\n", row);
+            ok(row >= (rect.right - rect.left), "format %d: bitmap width %d\n", format, row);
         }
 
         hr = pEndBufferedPaint(buffer, FALSE);