Add gltestpersistentcache config that tests GrContextOption's cache.

Uses a new GPU sink that runs each test twice, once to populate the
cache and then again with a new GrContext but a warmed cache. It
verifies that the two generated images are the same.

Change-Id: Iaba195a69751f14ea946afe7174228a813b83a63
Reviewed-on: https://skia-review.googlesource.com/140567
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/dm/DM.cpp b/dm/DM.cpp
index b8714d3fd9..5b3642ac84 100644
--- a/dm/DM.cpp
+++ b/dm/DM.cpp
@@ -862,11 +862,18 @@ static Sink* create_sink(const GrContextOptions& grCtxOptions, const SkCommandLi
                 return nullptr;
             }
             if (gpuConfig->getTestThreading()) {
+                SkASSERT(!gpuConfig->getTestPersistentCache());
                 return new GPUThreadTestingSink(
                         contextType, contextOverrides, gpuConfig->getSurfType(),
                         gpuConfig->getSamples(), gpuConfig->getUseDIText(),
                         gpuConfig->getColorType(), gpuConfig->getAlphaType(),
                         sk_ref_sp(gpuConfig->getColorSpace()), FLAGS_gpu_threading, grCtxOptions);
+            } else if (gpuConfig->getTestPersistentCache()) {
+                return new GPUPersistentCacheTestingSink(
+                        contextType, contextOverrides, gpuConfig->getSurfType(),
+                        gpuConfig->getSamples(), gpuConfig->getUseDIText(),
+                        gpuConfig->getColorType(), gpuConfig->getAlphaType(),
+                        sk_ref_sp(gpuConfig->getColorSpace()), FLAGS_gpu_threading, grCtxOptions);
             } else {
                 return new GPUSink(contextType, contextOverrides, gpuConfig->getSurfType(),
                                    gpuConfig->getSamples(), gpuConfig->getUseDIText(),