1 files changed, 30 insertions, 1 deletions
diff --git a/tests/VkUploadPixelsTests.cpp b/tests/VkUploadPixelsTests.cpp
index b13de41571..bd87d19cd1 100644
--- a/tests/VkUploadPixelsTests.cpp
+++ b/tests/VkUploadPixelsTests.cpp
@@ -18,11 +18,40 @@
 #include "ProxyUtils.h"
 #include "SkGr.h"
 #include "Test.h"
-#include "TestUtils.h"
 #include "vk/GrVkGpu.h"
 
 using sk_gpu_test::GrContextFactory;
 
+void fill_pixel_data(int width, int height, GrColor* data) {
+
+    // build red-green gradient
+    for (int j = 0; j < height; ++j) {
+        for (int i = 0; i < width; ++i) {
+            unsigned int red = (unsigned int)(256.f*(i / (float)width));
+            unsigned int green = (unsigned int)(256.f*(j / (float)height));
+            data[i + j*width] = GrColorPackRGBA(red - (red>>8), green - (green>>8), 0xff, 0xff);
+        }
+    }
+}
+
+bool does_full_buffer_contain_correct_color(GrColor* srcBuffer,
+                                            GrColor* dstBuffer,
+                                            int width,
+                                            int height) {
+    GrColor* srcPtr = srcBuffer;
+    GrColor* dstPtr = dstBuffer;
+    for (int j = 0; j < height; ++j) {
+        for (int i = 0; i < width; ++i) {
+            if (srcPtr[i] != dstPtr[i]) {
+                return false;
+            }
+        }
+        srcPtr += width;
+        dstPtr += width;
+    }
+    return true;
+}
+
 void basic_texture_test(skiatest::Reporter* reporter, GrContext* context, SkColorType ct,
                         bool renderTarget) {
     const int kWidth = 16;