Upstream version 7.36.149.0

[platform/framework/web/crosswalk.git] / src / cc / layers / nine_patch_layer_impl_unittest.cc

diff --git a/src/cc/layers/nine_patch_layer_impl_unittest.cc b/src/cc/layers/nine_patch_layer_impl_unittest.cc
index 2a7cf9c..28d1775 100644 (file)
--- a/src/cc/layers/nine_patch_layer_impl_unittest.cc
+++ b/src/cc/layers/nine_patch_layer_impl_unittest.cc
@@ -153,5 +153,130 @@ TEST(NinePatchLayerImplTest, VerifyDrawQuads) {
                            expected_quad_size);
 }
 
+TEST(NinePatchLayerImplTest, VerifyDrawQuadsWithEmptyPatches) {
+  // The top component of the 9-patch is empty, so there should be no quads for
+  // the top three components.
+  gfx::Size bitmap_size(100, 100);
+  gfx::Size layer_size(100, 100);
+  gfx::Rect aperture_rect(10, 0, 80, 90);
+  gfx::Rect border(10, 0, 20, 10);
+  bool fill_center = false;
+  size_t expected_quad_size = 5;
+  NinePatchLayerLayoutTest(bitmap_size,
+                           aperture_rect,
+                           layer_size,
+                           border,
+                           fill_center,
+                           expected_quad_size);
+
+  // The top and left components of the 9-patch are empty, so there should be no
+  // quads for the left and top components.
+  bitmap_size = gfx::Size(100, 100);
+  layer_size = gfx::Size(100, 100);
+  aperture_rect = gfx::Rect(0, 0, 90, 90);
+  border = gfx::Rect(0, 0, 10, 10);
+  fill_center = false;
+  expected_quad_size = 3;
+  NinePatchLayerLayoutTest(bitmap_size,
+                           aperture_rect,
+                           layer_size,
+                           border,
+                           fill_center,
+                           expected_quad_size);
+
+  // The aperture is the size of the bitmap and the center doesn't draw.
+  bitmap_size = gfx::Size(100, 100);
+  layer_size = gfx::Size(100, 100);
+  aperture_rect = gfx::Rect(0, 0, 100, 100);
+  border = gfx::Rect(0, 0, 0, 0);
+  fill_center = false;
+  expected_quad_size = 0;
+  NinePatchLayerLayoutTest(bitmap_size,
+                           aperture_rect,
+                           layer_size,
+                           border,
+                           fill_center,
+                           expected_quad_size);
+
+  // The aperture is the size of the bitmap and the center does draw.
+  bitmap_size = gfx::Size(100, 100);
+  layer_size = gfx::Size(100, 100);
+  aperture_rect = gfx::Rect(0, 0, 100, 100);
+  border = gfx::Rect(0, 0, 0, 0);
+  fill_center = true;
+  expected_quad_size = 1;
+  NinePatchLayerLayoutTest(bitmap_size,
+                           aperture_rect,
+                           layer_size,
+                           border,
+                           fill_center,
+                           expected_quad_size);
+}
+
+TEST(NinePatchLayerImplTest, Occlusion) {
+  gfx::Size layer_size(1000, 1000);
+  gfx::Size viewport_size(1000, 1000);
+
+  LayerTestCommon::LayerImplTest impl;
+
+  SkBitmap sk_bitmap;
+  sk_bitmap.allocN32Pixels(10, 10);
+  sk_bitmap.setImmutable();
+  UIResourceId uid = 5;
+  UIResourceBitmap bitmap(sk_bitmap);
+  impl.host_impl()->CreateUIResource(uid, bitmap);
+
+  NinePatchLayerImpl* nine_patch_layer_impl =
+      impl.AddChildToRoot<NinePatchLayerImpl>();
+  nine_patch_layer_impl->SetAnchorPoint(gfx::PointF());
+  nine_patch_layer_impl->SetBounds(layer_size);
+  nine_patch_layer_impl->SetContentBounds(layer_size);
+  nine_patch_layer_impl->SetDrawsContent(true);
+  nine_patch_layer_impl->SetUIResourceId(uid);
+  nine_patch_layer_impl->SetImageBounds(gfx::Size(10, 10));
+
+  gfx::Rect aperture = gfx::Rect(3, 3, 4, 4);
+  gfx::Rect border = gfx::Rect(300, 300, 400, 400);
+  nine_patch_layer_impl->SetLayout(aperture, border, true);
+
+  impl.CalcDrawProps(viewport_size);
+
+  {
+    SCOPED_TRACE("No occlusion");
+    gfx::Rect occluded;
+    impl.AppendQuadsWithOcclusion(nine_patch_layer_impl, occluded);
+
+    LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(),
+                                                 gfx::Rect(layer_size));
+    EXPECT_EQ(9u, impl.quad_list().size());
+  }
+
+  {
+    SCOPED_TRACE("Full occlusion");
+    gfx::Rect occluded(nine_patch_layer_impl->visible_content_rect());
+    impl.AppendQuadsWithOcclusion(nine_patch_layer_impl, occluded);
+
+    LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), gfx::Rect());
+    EXPECT_EQ(impl.quad_list().size(), 0u);
+  }
+
+  {
+    SCOPED_TRACE("Partial occlusion");
+    gfx::Rect occluded(0, 0, 500, 1000);
+    impl.AppendQuadsWithOcclusion(nine_patch_layer_impl, occluded);
+
+    size_t partially_occluded_count = 0;
+    LayerTestCommon::VerifyQuadsCoverRectWithOcclusion(
+        impl.quad_list(),
+        gfx::Rect(layer_size),
+        occluded,
+        &partially_occluded_count);
+    // The layer outputs nine quads, three of which are partially occluded, and
+    // three fully occluded.
+    EXPECT_EQ(6u, impl.quad_list().size());
+    EXPECT_EQ(3u, partially_occluded_count);
+  }
+}
+
 }  // namespace
 }  // namespace cc