Fix GrTextureStripAtlasManager cleanup order bug

Bug: 820703
Change-Id: I6f1a895ceb213d38361bc03a472cf2a48e4720a5
Reviewed-on: https://skia-review.googlesource.com/115001
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>

1 files changed, 76 insertions, 0 deletions

diff --git a/tests/TextureStripAtlasManagerTest.cpp b/tests/TextureStripAtlasManagerTest.cpp
new file mode 100644
index 0000000000..d03529f120
--- /dev/null
+++ b/tests/TextureStripAtlasManagerTest.cpp
@@ -0,0 +1,76 @@
+/*
+ * Copyright 2018 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+
+#include "SkCanvas.h"
+#include "SkGradientShader.h"
+#include "SkPaint.h"
+#include "SkSurface.h"
+#include "SkTableColorFilter.h"
+
+#include "Resources.h"
+#include "Test.h"
+
+#if SK_SUPPORT_GPU // These are all GPU-backend specific tests
+
+
+// The gradient shader will use the texture strip atlas if it has too many colors. Make sure
+// abandoning the context works.
+DEF_GPUTEST_FOR_RENDERING_CONTEXTS(TextureStripAtlasManagerGradientTest, reporter, ctxInfo) {
+    GrContext* context = ctxInfo.grContext();
+
+    static const SkColor gColors[] = { SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE,
+                                       SK_ColorCYAN, SK_ColorMAGENTA, SK_ColorYELLOW,
+                                       SK_ColorBLACK };
+    static const SkScalar gPos[] = { 0, 0.17f, 0.32f, 0.49f, 0.66f, 0.83f, 1.0f };
+
+    SkPaint p;
+    p.setShader(SkGradientShader::MakeTwoPointConical(SkPoint::Make(0, 0),
+                                                      1.0f,
+                                                      SkPoint::Make(10.0f, 20.0f),
+                                                      2.0f,
+                                                      gColors,
+                                                      gPos,
+                                                      7,
+                                                      SkShader::kClamp_TileMode));
+
+    SkImageInfo info = SkImageInfo::MakeN32Premul(128, 128);
+    auto surface(SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info));
+    SkCanvas* canvas = surface->getCanvas();
+
+    SkRect r = SkRect::MakeXYWH(10, 10, 100, 100);
+
+    canvas->drawRect(r, p);
+
+    context->abandonContext();
+}
+
+// The table color filter uses the texture strip atlas. Make sure abandoning the context works.
+DEF_GPUTEST_FOR_RENDERING_CONTEXTS(TextureStripAtlasManagerColorFilterTest, reporter, ctxInfo) {
+    GrContext* context = ctxInfo.grContext();
+
+    sk_sp<SkImage> img = GetResourceAsImage("images/mandrill_128.png");
+
+
+    uint8_t identity[256];
+    for (int i = 0; i < 256; i++) {
+        identity[i] = i;
+    }
+
+    SkPaint p;
+    p.setColorFilter(SkTableColorFilter::Make(identity));
+
+    SkImageInfo info = SkImageInfo::MakeN32Premul(128, 128);
+    auto surface(SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info));
+    SkCanvas* canvas = surface->getCanvas();
+
+    canvas->drawImage(std::move(img), 0, 0, &p);
+
+    context->abandonContext();
+}
+
+#endif