Make mock GrContext unit testable.

Bug: skia:
Change-Id: I959122f1f2c390832ab1033bcdbdd2ca6cfc0419
Reviewed-on: https://skia-review.googlesource.com/20699
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/tools/gpu/mock/MockTestContext.cpp b/tools/gpu/mock/MockTestContext.cpp
new file mode 100644
index 0000000000..c47fff5de3
--- /dev/null
+++ b/tools/gpu/mock/MockTestContext.cpp
@@ -0,0 +1,45 @@
+
+/*
+ * Copyright 2017 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+#ifndef GLTestContext_DEFINED
+#define GLTestContext_DEFINED
+
+#include "MockTestContext.h"
+
+namespace {
+
+class MockTestContext : public sk_gpu_test::TestContext {
+public:
+    MockTestContext() {}
+    ~MockTestContext() override {}
+
+    virtual GrBackend backend() override { return kMock_GrBackend; }
+    virtual GrBackendContext backendContext() override {
+        return reinterpret_cast<GrBackendContext>(nullptr);
+    }
+    bool isValid() const override { return true; }
+    void testAbandon() override {}
+    void submit() override {}
+    void finish() override {}
+
+protected:
+    void teardown() override {}
+    void onPlatformMakeCurrent() const override {}
+    void onPlatformSwapBuffers() const override {}
+
+private:
+    typedef sk_gpu_test::TestContext INHERITED;
+};
+
+} // anonymous namespace
+
+namespace sk_gpu_test {
+
+TestContext* CreateMockTestContext(TestContext*) { return new MockTestContext(); }
+
+}  // namespace sk_gpu_test
+#endif