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gdiplus: Tests for GdipLockBitmapBits/GdipUnlockBitmapBits.

This commit is contained in:
Nathan Beckmann 2008-03-07 01:19:02 -08:00 committed by Alexandre Julliard
parent 5e1dd9577d
commit 738e74a14b
1 changed files with 106 additions and 0 deletions
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106
dlls/gdiplus/tests/image.c
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@ -171,6 +171,111 @@ static void test_encoders(void)
GdipFree(codecs);
}
static void test_LockBits(void)
{
GpStatus stat;
GpBitmap *bm;
GpRect rect;
BitmapData bd;
const REAL WIDTH = 10.0, HEIGHT = 20.0;
bm = NULL;
stat = GdipCreateBitmapFromScan0(WIDTH, HEIGHT, 0, PixelFormat24bppRGB, NULL, &bm);
expect(Ok, stat);
rect.X = 2;
rect.Y = 3;
rect.Width = 4;
rect.Height = 5;
/* read-only */
stat = GdipBitmapLockBits(bm, &rect, ImageLockModeRead, PixelFormat24bppRGB, &bd);
expect(Ok, stat);
if (stat == Ok) {
stat = GdipBitmapUnlockBits(bm, &bd);
expect(Ok, stat);
}
/* read-only, consecutive */
stat = GdipBitmapLockBits(bm, &rect, ImageLockModeRead, PixelFormat24bppRGB, &bd);
expect(Ok, stat);
if (stat == Ok) {
stat = GdipBitmapUnlockBits(bm, &bd);
expect(Ok, stat);
}
stat = GdipDisposeImage((GpImage*)bm);
expect(Ok, stat);
stat = GdipCreateBitmapFromScan0(WIDTH, HEIGHT, 0, PixelFormat24bppRGB, NULL, &bm);
expect(Ok, stat);
/* read x2 */
stat = GdipBitmapLockBits(bm, &rect, ImageLockModeRead, PixelFormat24bppRGB, &bd);
expect(Ok, stat);
todo_wine {
stat = GdipBitmapLockBits(bm, &rect, ImageLockModeRead, PixelFormat24bppRGB, &bd);
expect(WrongState, stat);
}
stat = GdipBitmapUnlockBits(bm, &bd);
expect(Ok, stat);
stat = GdipDisposeImage((GpImage*)bm);
expect(Ok, stat);
stat = GdipCreateBitmapFromScan0(WIDTH, HEIGHT, 0, PixelFormat24bppRGB, NULL, &bm);
expect(Ok, stat);
/* write, no modification */
stat = GdipBitmapLockBits(bm, &rect, ImageLockModeWrite, PixelFormat24bppRGB, &bd);
expect(Ok, stat);
if (stat == Ok) {
stat = GdipBitmapUnlockBits(bm, &bd);
expect(Ok, stat);
}
/* write, consecutive */
todo_wine {
stat = GdipBitmapLockBits(bm, &rect, ImageLockModeWrite, PixelFormat24bppRGB, &bd);
expect(Ok, stat);
}
if (stat == Ok) {
stat = GdipBitmapUnlockBits(bm, &bd);
expect(Ok, stat);
}
stat = GdipDisposeImage((GpImage*)bm);
expect(Ok, stat);
stat = GdipCreateBitmapFromScan0(WIDTH, HEIGHT, 0, PixelFormat24bppRGB, NULL, &bm);
expect(Ok, stat);
/* write, modify */
stat = GdipBitmapLockBits(bm, &rect, ImageLockModeWrite, PixelFormat24bppRGB, &bd);
expect(Ok, stat);
if (stat == Ok) {
if (bd.Scan0)
((char*)bd.Scan0)[2] = 0xff;
stat = GdipBitmapUnlockBits(bm, &bd);
expect(Ok, stat);
}
stat = GdipDisposeImage((GpImage*)bm);
expect(Ok, stat);
/* dispose locked */
stat = GdipCreateBitmapFromScan0(WIDTH, HEIGHT, 0, PixelFormat24bppRGB, NULL, &bm);
expect(Ok, stat);
stat = GdipBitmapLockBits(bm, &rect, ImageLockModeRead, PixelFormat24bppRGB, &bd);
expect(Ok, stat);
stat = GdipDisposeImage((GpImage*)bm);
expect(Ok, stat);
}
START_TEST(image)
{
struct GdiplusStartupInput gdiplusStartupInput;
@ -187,6 +292,7 @@ START_TEST(image)
test_GetImageDimension();
test_LoadingImages();
test_encoders();
test_LockBits();
GdiplusShutdown(gdiplusToken);
}