Add resource cache limits to SkSurfaceCharacterization

Change-Id: I4c3b2f1c6ecc39b2364cefae07d5dee5e3d20d60
Reviewed-on: https://skia-review.googlesource.com/79600
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>

1 files changed, 35 insertions, 0 deletions

diff --git a/tests/DeferredDisplayListTest.cpp b/tests/DeferredDisplayListTest.cpp
index b6839afa1a..fc9fbfed25 100644
--- a/tests/DeferredDisplayListTest.cpp
+++ b/tests/DeferredDisplayListTest.cpp
@@ -137,6 +137,41 @@ DEF_GPUTEST_FOR_ALL_CONTEXTS(SkSurfaceCharacterization, reporter, ctxInfo) {
 
         REPORTER_ASSERT(reporter, !s->draw(ddl.get()));
     }
+
+    // Next test the compatibility of resource cache parameters
+    {
+        const SurfaceParameters params;
+        sk_sp<SkSurface> s = params.make(context);
+
+        int maxResourceCount;
+        size_t maxResourceBytes;
+        context->getResourceCacheLimits(&maxResourceCount, &maxResourceBytes);
+
+        context->setResourceCacheLimits(maxResourceCount/2, maxResourceBytes);
+        REPORTER_ASSERT(reporter, !s->draw(ddl.get()));
+
+        context->setResourceCacheLimits(maxResourceCount, maxResourceBytes/2);
+        REPORTER_ASSERT(reporter, !s->draw(ddl.get()));
+
+        // resource limits >= those at characterization time are accepted
+        context->setResourceCacheLimits(2*maxResourceCount, maxResourceBytes);
+        REPORTER_ASSERT(reporter, s->draw(ddl.get()));
+
+        context->setResourceCacheLimits(maxResourceCount, 2*maxResourceBytes);
+        REPORTER_ASSERT(reporter, s->draw(ddl.get()));
+
+        context->setResourceCacheLimits(maxResourceCount, maxResourceBytes);
+        REPORTER_ASSERT(reporter, s->draw(ddl.get()));
+    }
+
+    // Make sure non-GPU-backed surfaces fail characterization
+    {
+        SkImageInfo ii = SkImageInfo::MakeN32(64, 64, kOpaque_SkAlphaType);
+
+        sk_sp<SkSurface> rasterSurface = SkSurface::MakeRaster(ii);
+        SkSurfaceCharacterization c;
+        REPORTER_ASSERT(reporter, !rasterSurface->characterize(&c));
+    }
 }
 
 #endif