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// Copyright 2023 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "dawn/common/Numeric.h"
#include "gtest/gtest.h"
namespace dawn {
namespace {
// Tests for RangesOverlap
TEST(Numeric, angesOverlap) {
// Range contains only one number
ASSERT_EQ(true, RangesOverlap(0, 0, 0, 0));
ASSERT_EQ(false, RangesOverlap(0, 0, 1, 1));
// [ ]
// [ ]
ASSERT_EQ(false, RangesOverlap(0, 8, 9, 16));
// [ ]
// [ ]
ASSERT_EQ(false, RangesOverlap(9, 16, 0, 8));
// [ ]
// [ ]
ASSERT_EQ(true, RangesOverlap(2, 3, 0, 8));
// [ ]
// [ ]
ASSERT_EQ(true, RangesOverlap(0, 8, 2, 3));
// [ ]
// [ ]
ASSERT_EQ(true, RangesOverlap(0, 8, 4, 12));
// [ ]
// [ ]
ASSERT_EQ(true, RangesOverlap(4, 12, 0, 8));
// [ ]
// [ ]
ASSERT_EQ(true, RangesOverlap(0, 8, 8, 12));
// [ ]
// [ ]
ASSERT_EQ(true, RangesOverlap(8, 12, 0, 8));
// Negative numbers
ASSERT_EQ(true, RangesOverlap(-9, 12, 4, 16));
ASSERT_EQ(false, RangesOverlap(-9, -3, -2, 0));
}
} // anonymous namespace
} // namespace dawn