From 63b59dceadcce2c31b617e884941bf26b2730eb0 Mon Sep 17 00:00:00 2001
From: Tao Bao <tbao@google.com>
Date: Wed, 31 Oct 2018 15:23:04 -0700
Subject: minui: Add GRSurface::Clone().

Clone() allows duplicating the image that's stored in the GRSurface.

Test: Run recovery_unit_test.
Change-Id: Ia50d507c6200f2de5f17143775de805247a60e1f
---
 tests/unit/minui_test.cpp | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'tests/unit/minui_test.cpp')

diff --git a/tests/unit/minui_test.cpp b/tests/unit/minui_test.cpp
index b188b5992..d68e5e3a1 100644
--- a/tests/unit/minui_test.cpp
+++ b/tests/unit/minui_test.cpp
@@ -15,8 +15,9 @@
  */
 
 #include <stdint.h>
+#include <stdlib.h>
 
-#include <memory>
+#include <vector>
 
 #include <gtest/gtest.h>
 
@@ -30,3 +31,14 @@ TEST(GRSurfaceTest, Create_aligned) {
     ASSERT_EQ(0, reinterpret_cast<uintptr_t>(surface->data()) % kSurfaceDataAlignment);
   }
 }
+
+TEST(GRSurfaceTest, Clone) {
+  static constexpr size_t kImageSize = 10 * 50;
+  auto image = GRSurface::Create(50, 10, 50, 1, kImageSize);
+  for (auto i = 0; i < kImageSize; i++) {
+    image->data()[i] = rand() % 128;
+  }
+  auto image_copy = image->Clone();
+  ASSERT_EQ(std::vector(image->data(), image->data() + kImageSize),
+            std::vector(image_copy->data(), image_copy->data() + kImageSize));
+}
-- 
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