80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
// Copyright (c) 2025 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "source/util/index_range.h"
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#include "gmock/gmock.h"
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namespace spvtools {
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namespace utils {
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namespace {
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using IndexRangeTest = ::testing::Test;
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using ushort = unsigned short;
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TEST(IndexRangeTest, Initialize_Default) {
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double sentinel_a = 0.0;
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double sentinel_b = 1.0;
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const IndexRange<double, unsigned, ushort> ir;
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EXPECT_EQ(ir.first(), unsigned(0));
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EXPECT_EQ(ir.count(), ushort(0));
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EXPECT_TRUE(ir.empty());
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auto span_null = ir.apply(nullptr);
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EXPECT_EQ(span_null.data(), nullptr);
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EXPECT_EQ(span_null.size(), 0);
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EXPECT_TRUE(span_null.empty());
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auto span_a = ir.apply(&sentinel_a);
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EXPECT_EQ(span_a.data(), &sentinel_a);
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EXPECT_EQ(span_a.size(), 0);
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EXPECT_TRUE(span_a.empty());
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auto span_b = ir.apply(&sentinel_b);
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EXPECT_EQ(span_b.data(), &sentinel_b);
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EXPECT_EQ(span_b.size(), 0);
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EXPECT_TRUE(span_b.empty());
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}
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TEST(IndexRangeTest, Initialize_NonEmpty) {
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const IndexRange<double, unsigned, ushort> ir(1, 2);
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EXPECT_EQ(ir.first(), unsigned(1));
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EXPECT_EQ(ir.count(), ushort(2));
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EXPECT_FALSE(ir.empty());
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auto span_null = ir.apply(nullptr);
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EXPECT_EQ(span_null.data(), nullptr);
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EXPECT_EQ(span_null.size(), 0);
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EXPECT_TRUE(span_null.empty());
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double arr[] = {0.0, 10.0, 20.0, 30.0, 40.0, 50.0, 60.0};
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auto span_a = ir.apply(arr);
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EXPECT_EQ(span_a.begin(), arr + 1);
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EXPECT_EQ(span_a.end(), arr + 3);
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EXPECT_FALSE(span_a.empty());
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auto span_b = ir.apply(arr + 3);
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EXPECT_EQ(span_b.begin(), arr + 4);
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EXPECT_EQ(span_b.end(), arr + 6);
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EXPECT_FALSE(span_a.empty());
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}
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} // namespace
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} // namespace utils
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} // namespace spvtools
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