Add mock for AUB file stream to test MMIO writes

Change-Id: I939d94e1fd50e22a2a8b278449ab1a93492bf83c

Author: smilczar

unit_tests/mocks/mock_aub_csr.h

@@ -20,6 +20,24 @@
 
 namespace OCLRT {
 
+struct MockAubFileStreamMockMmioWrite : public AubMemDump::AubFileStream {
+    void writeMMIO(uint32_t offset, uint32_t value) override {
+        mmioList.push_back(std::make_pair(offset, value));
+    }
+    bool isOnMmioList(const MMIOPair &mmio) {
+        bool mmioFound = false;
+        for (auto &mmioPair : mmioList) {
+            if (mmioPair.first == mmio.first && mmioPair.second == mmio.second) {
+                mmioFound = true;
+                break;
+            }
+        }
+        return mmioFound;
+    }
+
+    std::vector<std::pair<uint32_t, uint32_t>> mmioList;
+};
+
 template <typename GfxFamily>
 struct MockAubCsr : public AUBCommandStreamReceiverHw<GfxFamily> {
     MockAubCsr(const HardwareInfo &hwInfoIn, const std::string &fileName, bool standalone, ExecutionEnvironment &executionEnvironment)