[3/5] Add translated rasterization support for RasterBuffer & below

ui/gfx/test/gfx_util.cc

Index: ui/gfx/test/gfx_util.cc
diff --git a/ui/gfx/test/gfx_util.cc b/ui/gfx/test/gfx_util.cc
index d8bf5f2af942e8b3eb54db125d47f78e8a39639e..e70b9609120ece666762ee4be4e68681e6d37f9d 100644
--- a/ui/gfx/test/gfx_util.cc
+++ b/ui/gfx/test/gfx_util.cc
@@ -8,6 +8,7 @@
 #include <sstream>
 #include <string>
 
+#include "ui/gfx/geometry/axis_transform2d.h"
 #include "ui/gfx/geometry/box_f.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/point3_f.h"
@@ -45,6 +46,21 @@ bool FloatAlmostEqual(float a, float b) {
 
 }  // namespace
 
+::testing::AssertionResult AssertAxisTransform2dFloatEqual(
+    const char* lhs_expr,
+    const char* rhs_expr,
+    const AxisTransform2d& lhs,
+    const AxisTransform2d& rhs) {
+  if (FloatAlmostEqual(lhs.scale(), rhs.scale()) &&
+      FloatAlmostEqual(lhs.translation().x(), rhs.translation().x()) &&
+      FloatAlmostEqual(lhs.translation().y(), rhs.translation().y())) {
+    return ::testing::AssertionSuccess();
+  }
+  return ::testing::AssertionFailure()
+         << "Value of: " << rhs_expr << "\n  Actual: " << rhs.ToString()
+         << "\nExpected: " << lhs_expr << "\nWhich is: " << lhs.ToString();
+}
+
 ::testing::AssertionResult AssertBoxFloatEqual(const char* lhs_expr,
                                                const char* rhs_expr,
                                                const BoxF& lhs,
@@ -63,6 +79,19 @@ bool FloatAlmostEqual(float a, float b) {
                                        << "\nWhich is: " << lhs.ToString();
 }
 
+::testing::AssertionResult AssertPointFloatEqual(const char* lhs_expr,
+                                                 const char* rhs_expr,
+                                                 const PointF& lhs,
+                                                 const PointF& rhs) {
+  if (FloatAlmostEqual(lhs.x(), rhs.x()) &&
+      FloatAlmostEqual(lhs.y(), rhs.y())) {
+    return ::testing::AssertionSuccess();
+  }
+  return ::testing::AssertionFailure()
+         << "Value of: " << rhs_expr << "\n  Actual: " << rhs.ToString()
+         << "\nExpected: " << lhs_expr << "\nWhich is: " << lhs.ToString();
+}
+
 ::testing::AssertionResult AssertRectFloatEqual(const char* lhs_expr,
                                                 const char* rhs_expr,
                                                 const RectF& lhs,
@@ -91,6 +120,10 @@ bool FloatAlmostEqual(float a, float b) {
                                        << "\nWhich is: " << ColorAsString(lhs);
 }
 
+void PrintTo(const AxisTransform2d& transform, ::std::ostream* os) {
+  *os << transform.ToString();
+}
+
 void PrintTo(const BoxF& box, ::std::ostream* os) {
   *os << box.ToString();
 }