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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/viz/common/surfaces/surface_range.h"
#include "components/viz/common/surfaces/surface_id.h"
#include "testing/gtest/include/gtest/gtest.h"
// Verifies that SurfaceId::IsInRangeExclusive and SurfaceId::IsInRangeInclusive
// works properly.
TEST(SurfaceRangeTest, InRangeTest) {
viz::FrameSinkId FrameSink1(65564, 0);
viz::FrameSinkId FrameSink2(65565, 0);
const base::UnguessableToken token1 = base::UnguessableToken::Create();
const base::UnguessableToken token2 = base::UnguessableToken::Create();
const viz::SurfaceId start(FrameSink1, viz::LocalSurfaceId(1, 1, token1));
const viz::SurfaceId end(FrameSink1, viz::LocalSurfaceId(2, 2, token1));
const viz::SurfaceId end_token2(FrameSink2,
viz::LocalSurfaceId(2, 2, token2));
const viz::SurfaceRange surface_range1(start, end);
const viz::SurfaceRange surface_range2(std::nullopt, end);
const viz::SurfaceRange surface_range1_token2(start, end_token2);
const viz::SurfaceId surface_id1(FrameSink1,
viz::LocalSurfaceId(1, 2, token1));
const viz::SurfaceId surface_id2(FrameSink2,
viz::LocalSurfaceId(1, 2, token2));
const viz::SurfaceId surface_id3(FrameSink1,
viz::LocalSurfaceId(2, 2, token1));
const viz::SurfaceId surface_id4(FrameSink1,
viz::LocalSurfaceId(3, 3, token1));
// |surface_id1| has the right embed token and is inside the range
// (start,end).
EXPECT_TRUE(surface_range1.IsInRangeExclusive(surface_id1));
// |surface_id1| has the right embed token and inside the range
// (std::nullopt,end).
EXPECT_TRUE(surface_range2.IsInRangeExclusive(surface_id1));
// |surface_id2| has an unmatching token.
EXPECT_FALSE(surface_range1.IsInRangeExclusive(surface_id2));
EXPECT_FALSE(surface_range2.IsInRangeExclusive(surface_id2));
// |surface_id2| doesn't match any end point either.
EXPECT_FALSE(surface_range1.IsInRangeInclusive(surface_id2));
EXPECT_FALSE(surface_range2.IsInRangeInclusive(surface_id2));
// |surface_id2| has a matching token to |end_token2|.
EXPECT_TRUE(surface_range1_token2.IsInRangeExclusive(surface_id2));
// |surface_id3| is not included when end points are not considered.
EXPECT_FALSE(surface_range1.IsInRangeExclusive(surface_id3));
EXPECT_FALSE(surface_range2.IsInRangeExclusive(surface_id3));
// But |surface_id3| is included when end points are considered.
EXPECT_TRUE(surface_range1.IsInRangeInclusive(surface_id3));
EXPECT_TRUE(surface_range2.IsInRangeInclusive(surface_id3));
// |surface_id4| is not included in the range in all cases.
EXPECT_FALSE(surface_range1.IsInRangeExclusive(surface_id4));
EXPECT_FALSE(surface_range2.IsInRangeExclusive(surface_id4));
EXPECT_FALSE(surface_range1.IsInRangeInclusive(surface_id4));
EXPECT_FALSE(surface_range2.IsInRangeInclusive(surface_id4));
}
TEST(SurfaceRangeTest, SameFrameSinkDifferentEmbedToken) {
viz::FrameSinkId frame_sink_id(1, 0);
const base::UnguessableToken token1 = base::UnguessableToken::Create();
const base::UnguessableToken token2 = base::UnguessableToken::Create();
const viz::SurfaceId start(frame_sink_id, viz::LocalSurfaceId(2, 2, token1));
const viz::SurfaceId end(frame_sink_id, viz::LocalSurfaceId(1, 1, token2));
const viz::SurfaceRange surface_range(start, end);
EXPECT_TRUE(surface_range.IsValid());
}
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