drivers/gpu/msd-intel-gen/tests/unit_tests/test_sequencer.cc

// Copyright 2016 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "sequencer.h"
#include "gtest/gtest.h"

class TestSequencer {
public:
    void Next()
    {
        uint32_t val = 5;
        auto sequencer = std::unique_ptr<Sequencer>(new Sequencer(val));
        EXPECT_EQ(sequencer->next_sequence_number(), val++);
        EXPECT_EQ(sequencer->next_sequence_number(), val++);
        EXPECT_EQ(sequencer->next_sequence_number(), val++);
        EXPECT_EQ(sequencer->next_sequence_number(), val++);
    }
};

TEST(Sequencer, Next)
{
    TestSequencer test;
    test.Next();
}

TEST(Sequencer, Overflow)
{
    // TODO(MA-73) - test overflow
}