commit 3f05602a8c33a4b66a47dc077eaba95f9f1e3977
author David Hanna Jr <dhanna@google.com> Thu Jul 27 19:19:15 2017 -0700
committer David Hanna <dhanna@google.com> Fri Aug 25 21:57:09 2017 +0000
tree 546c84007792b06e8c7369514c563dcb70002281
parent c7bad6edfcf41d0e239ed7087934ea1210dad58b

test-hwc2: Added virtual Display tests

VirtualDisplay tests added.
Test: Ran on (heavily modified) ryu
Change-Id: I5cc92d11d4cde6c3407d71652f87ea3c3fb63228

services/surfaceflinger/tests/hwc2/Hwc2TestVirtualDisplay.cpp

diff --git a/services/surfaceflinger/tests/hwc2/Hwc2TestVirtualDisplay.cpp b/services/surfaceflinger/tests/hwc2/Hwc2TestVirtualDisplay.cpp
index d0fbc0b..e6cceb8 100644
--- a/services/surfaceflinger/tests/hwc2/Hwc2TestVirtualDisplay.cpp
+++ b/services/surfaceflinger/tests/hwc2/Hwc2TestVirtualDisplay.cpp
@@ -15,14 +15,18 @@
  */
 
 #include <sstream>
+#include <sys/stat.h>
 
 #include "Hwc2TestVirtualDisplay.h"
 
+#define DIR_NAME "images"
+
 Hwc2TestVirtualDisplay::Hwc2TestVirtualDisplay(
         Hwc2TestCoverage coverage)
     : mDisplayDimension(coverage)
 {
-    mDisplayDimension.setDependent(&mBuffer);
+    mDisplayDimension.setDependent(&mOutputBuffer);
+    mDisplayDimension.setDependent(&mExpectedBuffer);
 }
 
 std::string Hwc2TestVirtualDisplay::dump() const
@@ -36,11 +40,11 @@
     return dmp.str();
 }
 
-int Hwc2TestVirtualDisplay::getBuffer(buffer_handle_t* outHandle,
+int Hwc2TestVirtualDisplay::getOutputBuffer(buffer_handle_t* outHandle,
         android::base::unique_fd* outAcquireFence)
 {
     int32_t acquireFence;
-    int ret = mBuffer.get(outHandle, &acquireFence);
+    int ret = mOutputBuffer.getOutputBuffer(outHandle, &acquireFence);
     outAcquireFence->reset(acquireFence);
     return ret;
 }
@@ -59,3 +63,36 @@
 {
     return mDisplayDimension.get();
 }
+
+int Hwc2TestVirtualDisplay::verifyOutputBuffer(const Hwc2TestLayers* testLayers,
+        const std::vector<hwc2_layer_t>* allLayers,
+        const std::set<hwc2_layer_t>* clearLayers)
+{
+    int ret = mExpectedBuffer.generateExpectedBuffer(testLayers, allLayers,
+            clearLayers);
+    if (ret)
+        return ret;
+
+    ComparatorResult::get().CompareBuffers(mOutputBuffer.graphicBuffer(),
+        mExpectedBuffer.graphicBuffer());
+
+    return 0;
+}
+
+int Hwc2TestVirtualDisplay::writeBuffersToFile(std::string name)
+{
+    std::ostringstream expectedPath;
+    std::ostringstream resultPath;
+    int ret = mkdir(DIR_NAME, DEFFILEMODE);
+    if (ret && errno != EEXIST)
+        return ret;
+
+    expectedPath << DIR_NAME << "/expected-" << name << ".png";
+    resultPath << DIR_NAME << "/result-" << name << ".png";
+
+    if (!mExpectedBuffer.writeBufferToFile(expectedPath.str()) ||
+            !mOutputBuffer.writeBufferToFile(resultPath.str()))
+        return -1;
+
+    return 0;
+}