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5f7d008791
Preparation for using Error.h from Vector.h. This required moving some things out of line.
82 lines
2 KiB
C++
82 lines
2 KiB
C++
/*
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* Copyright (c) 2021, Ali Mohammad Pur <mpfard@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/TestCase.h>
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#include <AK/DisjointChunks.h>
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#include <AK/String.h>
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#include <AK/Vector.h>
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TEST_CASE(basic)
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{
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DisjointChunks<size_t> chunks;
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chunks.append({});
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chunks.last_chunk().append(0);
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chunks.append({});
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chunks.last_chunk().append(1);
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chunks.last_chunk().append(2);
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chunks.last_chunk().append(3);
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chunks.append({});
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chunks.append({});
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chunks.last_chunk().append(4);
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for (size_t i = 0; i < 5u; ++i)
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EXPECT_EQ(chunks.at(i), i);
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auto it = chunks.begin();
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for (size_t i = 0; i < 5u; ++i, ++it)
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EXPECT_EQ(*it, i);
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EXPECT_EQ(it, chunks.end());
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DisjointChunks<size_t> new_chunks;
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new_chunks.extend(move(chunks));
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EXPECT_EQ(new_chunks.size(), 5u);
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new_chunks.last_chunk().append(5);
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auto cut_off_slice = new_chunks.release_slice(2, 3);
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EXPECT_EQ(new_chunks.size(), 3u);
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EXPECT_EQ(cut_off_slice.size(), 3u);
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EXPECT_EQ(cut_off_slice[0], 2u);
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EXPECT_EQ(cut_off_slice[1], 3u);
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EXPECT_EQ(cut_off_slice[2], 4u);
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EXPECT_EQ(new_chunks[0], 0u);
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EXPECT_EQ(new_chunks[1], 1u);
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EXPECT_EQ(new_chunks[2], 5u);
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}
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TEST_CASE(spans)
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{
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DisjointChunks<size_t> chunks;
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chunks.append({ 0, 1, 2, 3, 4, 5 });
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chunks.append({ 6, 7, 8, 9 });
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auto spans = chunks.spans();
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EXPECT_EQ(spans.size(), 10u);
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auto slice = spans.slice(1, 4);
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EXPECT_EQ(slice.size(), 4u);
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EXPECT_EQ(slice[0], 1u);
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EXPECT_EQ(slice[1], 2u);
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EXPECT_EQ(slice[2], 3u);
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EXPECT_EQ(slice[3], 4u);
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auto cross_chunk_slice = spans.slice(4, 4);
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EXPECT_EQ(cross_chunk_slice.size(), 4u);
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EXPECT_EQ(cross_chunk_slice[0], 4u);
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EXPECT_EQ(cross_chunk_slice[1], 5u);
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EXPECT_EQ(cross_chunk_slice[2], 6u);
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EXPECT_EQ(cross_chunk_slice[3], 7u);
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auto it = cross_chunk_slice.begin();
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for (size_t i = 0; i < 4u; ++i, ++it)
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EXPECT_EQ(*it, i + 4u);
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EXPECT_EQ(it, cross_chunk_slice.end());
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}
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