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Unified Diff: cc/trees/property_tree_unittest.cc

Issue 1057283003: Remove parts of //cc we aren't using (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 9 months ago
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Index: cc/trees/property_tree_unittest.cc
diff --git a/cc/trees/property_tree_unittest.cc b/cc/trees/property_tree_unittest.cc
deleted file mode 100644
index 4b6405099654fd6e313e1e573b2f80fc8bc44854..0000000000000000000000000000000000000000
--- a/cc/trees/property_tree_unittest.cc
+++ /dev/null
@@ -1,274 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "cc/trees/property_tree.h"
-
-#include "cc/test/geometry_test_utils.h"
-#include "cc/trees/draw_property_utils.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace cc {
-
-TEST(PropertyTreeTest, ComputeTransformRoot) {
- TransformTree tree;
- TransformNode& root = *tree.Node(0);
- root.data.local.Translate(2, 2);
- root.data.target_id = 0;
- tree.UpdateTransforms(0);
-
- gfx::Transform expected;
- gfx::Transform transform;
- bool success = tree.ComputeTransform(0, 0, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-
- transform.MakeIdentity();
- expected.Translate(2, 2);
- success = tree.ComputeTransform(0, -1, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-
- transform.MakeIdentity();
- expected.MakeIdentity();
- expected.Translate(-2, -2);
- success = tree.ComputeTransform(-1, 0, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-}
-
-TEST(PropertyTreeTest, ComputeTransformChild) {
- TransformTree tree;
- TransformNode& root = *tree.Node(0);
- root.data.local.Translate(2, 2);
- root.data.target_id = 0;
- tree.UpdateTransforms(0);
-
- TransformNode child;
- child.data.local.Translate(3, 3);
- child.data.target_id = 0;
-
- tree.Insert(child, 0);
- tree.UpdateTransforms(1);
-
- gfx::Transform expected;
- gfx::Transform transform;
-
- expected.Translate(3, 3);
- bool success = tree.ComputeTransform(1, 0, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-
- transform.MakeIdentity();
- expected.MakeIdentity();
- expected.Translate(-3, -3);
- success = tree.ComputeTransform(0, 1, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-
- transform.MakeIdentity();
- expected.MakeIdentity();
- expected.Translate(5, 5);
- success = tree.ComputeTransform(1, -1, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-
- transform.MakeIdentity();
- expected.MakeIdentity();
- expected.Translate(-5, -5);
- success = tree.ComputeTransform(-1, 1, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-}
-
-TEST(PropertyTreeTest, ComputeTransformSibling) {
- TransformTree tree;
- TransformNode& root = *tree.Node(0);
- root.data.local.Translate(2, 2);
- root.data.target_id = 0;
- tree.UpdateTransforms(0);
-
- TransformNode child;
- child.data.local.Translate(3, 3);
- child.data.target_id = 0;
-
- TransformNode sibling;
- sibling.data.local.Translate(7, 7);
- sibling.data.target_id = 0;
-
- tree.Insert(child, 0);
- tree.Insert(sibling, 0);
-
- tree.UpdateTransforms(1);
- tree.UpdateTransforms(2);
-
- gfx::Transform expected;
- gfx::Transform transform;
-
- expected.Translate(4, 4);
- bool success = tree.ComputeTransform(2, 1, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-
- transform.MakeIdentity();
- expected.MakeIdentity();
- expected.Translate(-4, -4);
- success = tree.ComputeTransform(1, 2, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-}
-
-TEST(PropertyTreeTest, ComputeTransformSiblingSingularAncestor) {
- // In this test, we have the following tree:
- // root
- // + singular
- // + child
- // + sibling
- // Now singular has a singular transform, so we cannot use screen space
- // transforms to compute change of basis transforms between |child| and
- // |sibling|.
- TransformTree tree;
- TransformNode& root = *tree.Node(0);
- root.data.local.Translate(2, 2);
- root.data.target_id = 0;
- tree.UpdateTransforms(0);
-
- TransformNode singular;
- singular.data.local.matrix().set(2, 2, 0.0);
- singular.data.target_id = 0;
-
- TransformNode child;
- child.data.local.Translate(3, 3);
- child.data.target_id = 0;
-
- TransformNode sibling;
- sibling.data.local.Translate(7, 7);
- sibling.data.target_id = 0;
-
- tree.Insert(singular, 0);
- tree.Insert(child, 1);
- tree.Insert(sibling, 1);
-
- tree.UpdateTransforms(1);
- tree.UpdateTransforms(2);
- tree.UpdateTransforms(3);
-
- gfx::Transform expected;
- gfx::Transform transform;
-
- expected.Translate(4, 4);
- bool success = tree.ComputeTransform(3, 2, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-
- transform.MakeIdentity();
- expected.MakeIdentity();
- expected.Translate(-4, -4);
- success = tree.ComputeTransform(2, 3, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-}
-
-TEST(PropertyTreeTest, TransformsWithFlattening) {
- TransformTree tree;
-
- int grand_parent = tree.Insert(TransformNode(), 0);
- tree.Node(grand_parent)->data.content_target_id = grand_parent;
- tree.Node(grand_parent)->data.target_id = grand_parent;
-
- gfx::Transform rotation_about_x;
- rotation_about_x.RotateAboutXAxis(15);
-
- int parent = tree.Insert(TransformNode(), grand_parent);
- tree.Node(parent)->data.needs_sublayer_scale = true;
- tree.Node(parent)->data.target_id = grand_parent;
- tree.Node(parent)->data.content_target_id = parent;
- tree.Node(parent)->data.local = rotation_about_x;
-
- int child = tree.Insert(TransformNode(), parent);
- tree.Node(child)->data.target_id = parent;
- tree.Node(child)->data.content_target_id = parent;
- tree.Node(child)->data.flattens_inherited_transform = true;
- tree.Node(child)->data.local = rotation_about_x;
-
- int grand_child = tree.Insert(TransformNode(), child);
- tree.Node(grand_child)->data.target_id = parent;
- tree.Node(grand_child)->data.content_target_id = parent;
- tree.Node(grand_child)->data.flattens_inherited_transform = true;
- tree.Node(grand_child)->data.local = rotation_about_x;
-
- ComputeTransforms(&tree);
-
- gfx::Transform flattened_rotation_about_x = rotation_about_x;
- flattened_rotation_about_x.FlattenTo2d();
-
- EXPECT_TRANSFORMATION_MATRIX_EQ(rotation_about_x,
- tree.Node(child)->data.to_target);
-
- EXPECT_TRANSFORMATION_MATRIX_EQ(flattened_rotation_about_x * rotation_about_x,
- tree.Node(child)->data.to_screen);
-
- EXPECT_TRANSFORMATION_MATRIX_EQ(flattened_rotation_about_x * rotation_about_x,
- tree.Node(grand_child)->data.to_target);
-
- EXPECT_TRANSFORMATION_MATRIX_EQ(flattened_rotation_about_x *
- flattened_rotation_about_x *
- rotation_about_x,
- tree.Node(grand_child)->data.to_screen);
-
- gfx::Transform grand_child_to_child;
- bool success =
- tree.ComputeTransform(grand_child, child, &grand_child_to_child);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(rotation_about_x, grand_child_to_child);
-
- // Remove flattening at grand_child, and recompute transforms.
- tree.Node(grand_child)->data.flattens_inherited_transform = false;
- ComputeTransforms(&tree);
-
- EXPECT_TRANSFORMATION_MATRIX_EQ(rotation_about_x * rotation_about_x,
- tree.Node(grand_child)->data.to_target);
-
- EXPECT_TRANSFORMATION_MATRIX_EQ(
- flattened_rotation_about_x * rotation_about_x * rotation_about_x,
- tree.Node(grand_child)->data.to_screen);
-
- success = tree.ComputeTransform(grand_child, child, &grand_child_to_child);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(rotation_about_x, grand_child_to_child);
-}
-
-TEST(PropertyTreeTest, MultiplicationOrder) {
- TransformTree tree;
- TransformNode& root = *tree.Node(0);
- root.data.local.Translate(2, 2);
- root.data.target_id = 0;
- tree.UpdateTransforms(0);
-
- TransformNode child;
- child.data.local.Scale(2, 2);
- child.data.target_id = 0;
-
- tree.Insert(child, 0);
- tree.UpdateTransforms(1);
-
- gfx::Transform expected;
- expected.Translate(2, 2);
- expected.Scale(2, 2);
-
- gfx::Transform transform;
- gfx::Transform inverse;
-
- bool success = tree.ComputeTransform(1, -1, &transform);
- EXPECT_TRUE(success);
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-
- success = tree.ComputeTransform(-1, 1, &inverse);
- EXPECT_TRUE(success);
-
- transform = transform * inverse;
- expected.MakeIdentity();
- EXPECT_TRANSFORMATION_MATRIX_EQ(expected, transform);
-}
-
-} // namespace cc
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