303 lines
14 KiB
C++
Executable file
303 lines
14 KiB
C++
Executable file
// Copyright (c) 2011-2016 The Cryptonote developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <Common/ArrayView.h>
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#include <gtest/gtest.h>
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using namespace Common;
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TEST(ArrayViewTests, representations) {
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ASSERT_NE(nullptr, ArrayView<>::EMPTY.getData());
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ASSERT_EQ(0, ArrayView<>::EMPTY.getSize());
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ASSERT_EQ(nullptr, ArrayView<>::NIL.getData());
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ASSERT_EQ(0, ArrayView<>::NIL.getSize());
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}
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TEST(ArrayViewTests, directConstructor) {
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const uint8_t data[4] = {2, 3, 5, 7};
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ASSERT_EQ(data, ArrayView<>(data, 4).getData());
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ASSERT_EQ(4, ArrayView<>(data, 4).getSize());
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}
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TEST(ArrayViewTests, arrayConstructor) {
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const uint8_t data[4] = {2, 3, 5, 7};
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ASSERT_EQ(data, ArrayView<>(data).getData());
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ASSERT_EQ(4, ArrayView<>(data).getSize());
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}
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TEST(ArrayViewTests, copyConstructor) {
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const uint8_t data[4] = {2, 3, 5, 7};
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const ArrayView<> view(data);
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ASSERT_EQ(view.getData(), ArrayView<>(view).getData());
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ASSERT_EQ(view.getSize(), ArrayView<>(view).getSize());
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}
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TEST(ArrayViewTests, copyAssignment) {
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const uint8_t data[4] = {2, 3, 5, 7};
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const ArrayView<> view1(data);
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ArrayView<> view2;
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view2 = view1;
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ASSERT_EQ(view1.getData(), view2.getData());
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ASSERT_EQ(view1.getSize(), view2.getSize());
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}
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TEST(ArrayViewTests, emptyNil) {
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ASSERT_TRUE(ArrayView<>::EMPTY.isEmpty());
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ASSERT_FALSE(ArrayView<>::EMPTY.isNil());
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ASSERT_TRUE(ArrayView<>::NIL.isEmpty());
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ASSERT_TRUE(ArrayView<>::NIL.isNil());
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const uint8_t data[4] = {2, 3, 5, 7};
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ASSERT_TRUE(ArrayView<>(data, 0).isEmpty());
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ASSERT_FALSE(ArrayView<>(data, 0).isNil());
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ASSERT_FALSE(ArrayView<>(data).isEmpty());
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ASSERT_FALSE(ArrayView<>(data).isNil());
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}
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TEST(ArrayViewTests, squareBrackets) {
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const uint8_t data[4] = {2, 3, 5, 7};
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const ArrayView<> view(data);
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ASSERT_EQ(data + 0, &view[0]);
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ASSERT_EQ(data + 1, &view[1]);
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ASSERT_EQ(data + 2, &view[2]);
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ASSERT_EQ(data + 3, &view[3]);
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}
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TEST(ArrayViewTests, firstLast) {
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const uint8_t data[4] = {2, 3, 5, 7};
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const ArrayView<> view(data);
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ASSERT_EQ(data + 0, &view.first());
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ASSERT_EQ(data + 3, &view.last());
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}
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TEST(ArrayViewTests, beginEnd) {
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const uint8_t data[4] = {2, 3, 5, 7};
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ASSERT_EQ(nullptr, ArrayView<>::NIL.begin());
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ASSERT_EQ(nullptr, ArrayView<>::NIL.end());
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ASSERT_EQ(data, ArrayView<>(data).begin());
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ASSERT_EQ(data + 4, ArrayView<>(data).end());
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size_t offset = 0;
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for (const uint8_t& value : ArrayView<>(data)) {
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ASSERT_EQ(data[offset], value);
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++offset;
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}
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}
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TEST(ArrayViewTests, comparisons) {
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const uint8_t data1[3] = {2, 3, 5};
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const uint8_t data2[4] = {2, 3, 5, 7};
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const uint8_t data3[4] = {2, 3, 5, 7};
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const uint8_t data4[5] = {2, 3, 5, 7, 11};
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const uint8_t data5[4] = {13, 17, 19, 23};
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ASSERT_TRUE(ArrayView<>::EMPTY == ArrayView<>::EMPTY);
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ASSERT_TRUE(ArrayView<>::EMPTY == ArrayView<>::NIL);
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ASSERT_FALSE(ArrayView<>::EMPTY == ArrayView<>(data1));
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ASSERT_TRUE(ArrayView<>::NIL == ArrayView<>::EMPTY);
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ASSERT_TRUE(ArrayView<>::NIL == ArrayView<>::NIL);
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ASSERT_FALSE(ArrayView<>::NIL == ArrayView<>(data1));
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ASSERT_FALSE(ArrayView<>(data2) == ArrayView<>::EMPTY);
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ASSERT_FALSE(ArrayView<>(data2) == ArrayView<>::NIL);
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ASSERT_FALSE(ArrayView<>(data2) == ArrayView<>(data1));
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ASSERT_TRUE(ArrayView<>(data2) == ArrayView<>(data2));
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ASSERT_TRUE(ArrayView<>(data2) == ArrayView<>(data3));
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ASSERT_FALSE(ArrayView<>(data2) == ArrayView<>(data4));
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ASSERT_FALSE(ArrayView<>(data2) == ArrayView<>(data5));
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ASSERT_FALSE(ArrayView<>::EMPTY != ArrayView<>::EMPTY);
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ASSERT_FALSE(ArrayView<>::EMPTY != ArrayView<>::NIL);
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ASSERT_TRUE(ArrayView<>::EMPTY != ArrayView<>(data1));
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ASSERT_FALSE(ArrayView<>::NIL != ArrayView<>::EMPTY);
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ASSERT_FALSE(ArrayView<>::NIL != ArrayView<>::NIL);
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ASSERT_TRUE(ArrayView<>::NIL != ArrayView<>(data1));
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ASSERT_TRUE(ArrayView<>(data2) != ArrayView<>::EMPTY);
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ASSERT_TRUE(ArrayView<>(data2) != ArrayView<>::NIL);
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ASSERT_TRUE(ArrayView<>(data2) != ArrayView<>(data1));
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ASSERT_FALSE(ArrayView<>(data2) != ArrayView<>(data2));
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ASSERT_FALSE(ArrayView<>(data2) != ArrayView<>(data3));
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ASSERT_TRUE(ArrayView<>(data2) != ArrayView<>(data4));
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ASSERT_TRUE(ArrayView<>(data2) != ArrayView<>(data5));
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}
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TEST(ArrayViewTests, beginsWith) {
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const uint8_t data1[3] = {2, 3, 5};
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const uint8_t data2[4] = {2, 3, 5, 7};
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const uint8_t data3[4] = {2, 3, 5, 7};
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const uint8_t data4[5] = {2, 3, 5, 7, 11};
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const uint8_t data5[4] = {13, 17, 19, 23};
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ASSERT_FALSE(ArrayView<>::EMPTY.beginsWith(data1[0]));
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ASSERT_TRUE(ArrayView<>::EMPTY.beginsWith(ArrayView<>::EMPTY));
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ASSERT_TRUE(ArrayView<>::EMPTY.beginsWith(ArrayView<>::NIL));
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ASSERT_FALSE(ArrayView<>::EMPTY.beginsWith(ArrayView<>(data1)));
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ASSERT_FALSE(ArrayView<>::NIL.beginsWith(data1[0]));
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ASSERT_TRUE(ArrayView<>::NIL.beginsWith(ArrayView<>::EMPTY));
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ASSERT_TRUE(ArrayView<>::NIL.beginsWith(ArrayView<>::NIL));
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ASSERT_FALSE(ArrayView<>::NIL.beginsWith(ArrayView<>(data1)));
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ASSERT_TRUE(ArrayView<>(data2).beginsWith(data1[0]));
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ASSERT_FALSE(ArrayView<>(data2).beginsWith(data5[0]));
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ASSERT_TRUE(ArrayView<>(data2).beginsWith(ArrayView<>::EMPTY));
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ASSERT_TRUE(ArrayView<>(data2).beginsWith(ArrayView<>::NIL));
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ASSERT_TRUE(ArrayView<>(data2).beginsWith(ArrayView<>(data1)));
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ASSERT_TRUE(ArrayView<>(data2).beginsWith(ArrayView<>(data2)));
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ASSERT_TRUE(ArrayView<>(data2).beginsWith(ArrayView<>(data3)));
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ASSERT_FALSE(ArrayView<>(data2).beginsWith(ArrayView<>(data4)));
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ASSERT_FALSE(ArrayView<>(data2).beginsWith(ArrayView<>(data5)));
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}
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TEST(ArrayViewTests, contains) {
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const uint8_t data1[2] = {3, 5};
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const uint8_t data2[4] = {2, 3, 5, 7};
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const uint8_t data3[4] = {2, 3, 5, 7};
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const uint8_t data4[5] = {2, 3, 5, 7, 11};
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const uint8_t data5[4] = {13, 17, 19, 23};
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ASSERT_FALSE(ArrayView<>::EMPTY.contains(data1[1]));
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ASSERT_TRUE(ArrayView<>::EMPTY.contains(ArrayView<>::EMPTY));
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ASSERT_TRUE(ArrayView<>::EMPTY.contains(ArrayView<>::NIL));
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ASSERT_FALSE(ArrayView<>::EMPTY.contains(ArrayView<>(data1)));
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ASSERT_FALSE(ArrayView<>::NIL.contains(data1[1]));
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ASSERT_TRUE(ArrayView<>::NIL.contains(ArrayView<>::EMPTY));
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ASSERT_TRUE(ArrayView<>::NIL.contains(ArrayView<>::NIL));
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ASSERT_FALSE(ArrayView<>::NIL.contains(ArrayView<>(data1)));
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ASSERT_TRUE(ArrayView<>(data2).contains(data1[1]));
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ASSERT_FALSE(ArrayView<>(data2).contains(data5[1]));
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ASSERT_TRUE(ArrayView<>(data2).contains(ArrayView<>::EMPTY));
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ASSERT_TRUE(ArrayView<>(data2).contains(ArrayView<>::NIL));
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ASSERT_TRUE(ArrayView<>(data2).contains(ArrayView<>(data1)));
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ASSERT_TRUE(ArrayView<>(data2).contains(ArrayView<>(data2)));
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ASSERT_TRUE(ArrayView<>(data2).contains(ArrayView<>(data3)));
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ASSERT_FALSE(ArrayView<>(data2).contains(ArrayView<>(data4)));
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ASSERT_FALSE(ArrayView<>(data2).contains(ArrayView<>(data5)));
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}
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TEST(ArrayViewTests, endsWith) {
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const uint8_t data1[3] = {3, 5, 7};
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const uint8_t data2[4] = {2, 3, 5, 7};
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const uint8_t data3[4] = {2, 3, 5, 7};
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const uint8_t data4[5] = {2, 3, 5, 7, 11};
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const uint8_t data5[4] = {13, 17, 19, 23};
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ASSERT_FALSE(ArrayView<>::EMPTY.endsWith(data1[2]));
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ASSERT_TRUE(ArrayView<>::EMPTY.endsWith(ArrayView<>::EMPTY));
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ASSERT_TRUE(ArrayView<>::EMPTY.endsWith(ArrayView<>::NIL));
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ASSERT_FALSE(ArrayView<>::EMPTY.endsWith(ArrayView<>(data1)));
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ASSERT_FALSE(ArrayView<>::NIL.endsWith(data1[2]));
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ASSERT_TRUE(ArrayView<>::NIL.endsWith(ArrayView<>::EMPTY));
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ASSERT_TRUE(ArrayView<>::NIL.endsWith(ArrayView<>::NIL));
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ASSERT_FALSE(ArrayView<>::NIL.endsWith(ArrayView<>(data1)));
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ASSERT_TRUE(ArrayView<>(data2).endsWith(data1[2]));
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ASSERT_FALSE(ArrayView<>(data2).endsWith(data5[3]));
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ASSERT_TRUE(ArrayView<>(data2).endsWith(ArrayView<>::EMPTY));
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ASSERT_TRUE(ArrayView<>(data2).endsWith(ArrayView<>::NIL));
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ASSERT_TRUE(ArrayView<>(data2).endsWith(ArrayView<>(data1)));
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ASSERT_TRUE(ArrayView<>(data2).endsWith(ArrayView<>(data2)));
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ASSERT_TRUE(ArrayView<>(data2).endsWith(ArrayView<>(data3)));
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ASSERT_FALSE(ArrayView<>(data2).endsWith(ArrayView<>(data4)));
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ASSERT_FALSE(ArrayView<>(data2).endsWith(ArrayView<>(data5)));
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}
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TEST(ArrayViewTests, find) {
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const uint8_t data1[2] = {3, 5};
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const uint8_t data2[6] = {2, 3, 5, 3, 5, 7};
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const uint8_t data3[6] = {2, 3, 5, 3, 5, 7};
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const uint8_t data4[7] = {2, 3, 5, 3, 5, 7, 11};
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const uint8_t data5[4] = {13, 17, 19, 23};
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>::EMPTY.find(data1[0]));
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ASSERT_EQ(0, ArrayView<>::EMPTY.find(ArrayView<>::EMPTY));
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ASSERT_EQ(0, ArrayView<>::EMPTY.find(ArrayView<>::NIL));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>::EMPTY.find(ArrayView<>(data1)));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>::NIL.find(data1[0]));
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ASSERT_EQ(0, ArrayView<>::NIL.find(ArrayView<>::EMPTY));
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ASSERT_EQ(0, ArrayView<>::NIL.find(ArrayView<>::NIL));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>::NIL.find(ArrayView<>(data1)));
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ASSERT_EQ(1, ArrayView<>(data2).find(data1[0]));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>(data2).find(data5[1]));
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ASSERT_EQ(0, ArrayView<>(data2).find(ArrayView<>::EMPTY));
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ASSERT_EQ(0, ArrayView<>(data2).find(ArrayView<>::NIL));
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ASSERT_EQ(1, ArrayView<>(data2).find(ArrayView<>(data1)));
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ASSERT_EQ(0, ArrayView<>(data2).find(ArrayView<>(data2)));
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ASSERT_EQ(0, ArrayView<>(data2).find(ArrayView<>(data3)));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>(data2).find(ArrayView<>(data4)));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>(data2).find(ArrayView<>(data5)));
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}
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TEST(ArrayViewTests, findLast) {
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const uint8_t data1[2] = {3, 5};
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const uint8_t data2[6] = {2, 3, 5, 3, 5, 7};
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const uint8_t data3[6] = {2, 3, 5, 3, 5, 7};
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const uint8_t data4[7] = {2, 3, 5, 3, 5, 7, 11};
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const uint8_t data5[4] = {13, 17, 19, 23};
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>::EMPTY.findLast(data1[0]));
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ASSERT_EQ(0, ArrayView<>::EMPTY.findLast(ArrayView<>::EMPTY));
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ASSERT_EQ(0, ArrayView<>::EMPTY.findLast(ArrayView<>::NIL));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>::EMPTY.findLast(ArrayView<>(data1)));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>::NIL.findLast(data1[0]));
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ASSERT_EQ(0, ArrayView<>::NIL.findLast(ArrayView<>::EMPTY));
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ASSERT_EQ(0, ArrayView<>::NIL.findLast(ArrayView<>::NIL));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>::NIL.findLast(ArrayView<>(data1)));
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ASSERT_EQ(3, ArrayView<>(data2).findLast(data1[0]));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>(data2).findLast(data5[1]));
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ASSERT_EQ(6, ArrayView<>(data2).findLast(ArrayView<>::EMPTY));
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ASSERT_EQ(6, ArrayView<>(data2).findLast(ArrayView<>::NIL));
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ASSERT_EQ(3, ArrayView<>(data2).findLast(ArrayView<>(data1)));
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ASSERT_EQ(0, ArrayView<>(data2).findLast(ArrayView<>(data2)));
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ASSERT_EQ(0, ArrayView<>(data2).findLast(ArrayView<>(data3)));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>(data2).findLast(ArrayView<>(data4)));
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ASSERT_EQ(ArrayView<>::INVALID, ArrayView<>(data2).findLast(ArrayView<>(data5)));
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}
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TEST(ArrayViewTests, head) {
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const uint8_t data[4] = {2, 3, 5, 7};
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ASSERT_EQ(0, ArrayView<>::EMPTY.head(0).getSize());
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ASSERT_EQ(ArrayView<>(nullptr, 0), ArrayView<>::NIL.head(0));
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ASSERT_EQ(ArrayView<>(data, 0), ArrayView<>(data).head(0));
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ASSERT_EQ(ArrayView<>(data, 2), ArrayView<>(data).head(2));
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ASSERT_EQ(ArrayView<>(data, 4), ArrayView<>(data).head(4));
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}
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TEST(ArrayViewTests, tail) {
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const uint8_t data[4] = {2, 3, 5, 7};
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ASSERT_EQ(0, ArrayView<>::EMPTY.tail(0).getSize());
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ASSERT_EQ(ArrayView<>(nullptr, 0), ArrayView<>::NIL.tail(0));
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ASSERT_EQ(ArrayView<>(data + 4, 0), ArrayView<>(data).tail(0));
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ASSERT_EQ(ArrayView<>(data + 2, 2), ArrayView<>(data).tail(2));
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ASSERT_EQ(ArrayView<>(data, 4), ArrayView<>(data).tail(4));
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}
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TEST(ArrayViewTests, unhead) {
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const uint8_t data[4] = {2, 3, 5, 7};
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ASSERT_EQ(0, ArrayView<>::EMPTY.unhead(0).getSize());
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ASSERT_EQ(ArrayView<>(nullptr, 0), ArrayView<>::NIL.unhead(0));
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ASSERT_EQ(ArrayView<>(data, 4), ArrayView<>(data).unhead(0));
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ASSERT_EQ(ArrayView<>(data + 2, 2), ArrayView<>(data).unhead(2));
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ASSERT_EQ(ArrayView<>(data + 4, 0), ArrayView<>(data).unhead(4));
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}
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TEST(ArrayViewTests, untail) {
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const uint8_t data[4] = {2, 3, 5, 7};
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ASSERT_EQ(0, ArrayView<>::EMPTY.untail(0).getSize());
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ASSERT_EQ(ArrayView<>(nullptr, 0), ArrayView<>::NIL.untail(0));
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ASSERT_EQ(ArrayView<>(data, 4), ArrayView<>(data).untail(0));
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ASSERT_EQ(ArrayView<>(data, 2), ArrayView<>(data).untail(2));
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ASSERT_EQ(ArrayView<>(data, 0), ArrayView<>(data).untail(4));
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}
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TEST(ArrayViewTests, range) {
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const uint8_t data[4] = {2, 3, 5, 7};
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ASSERT_EQ(0, ArrayView<>::EMPTY.range(0, 0).getSize());
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ASSERT_EQ(ArrayView<>(nullptr, 0), ArrayView<>::NIL.range(0, 0));
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ASSERT_EQ(ArrayView<>(data + 0, 0), ArrayView<>(data).range(0, 0));
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ASSERT_EQ(ArrayView<>(data + 0, 2), ArrayView<>(data).range(0, 2));
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ASSERT_EQ(ArrayView<>(data + 0, 4), ArrayView<>(data).range(0, 4));
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ASSERT_EQ(ArrayView<>(data + 2, 0), ArrayView<>(data).range(2, 2));
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ASSERT_EQ(ArrayView<>(data + 2, 2), ArrayView<>(data).range(2, 4));
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ASSERT_EQ(ArrayView<>(data + 4, 0), ArrayView<>(data).range(4, 4));
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}
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TEST(ArrayViewTests, slice) {
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const uint8_t data[4] = {2, 3, 5, 7};
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ASSERT_EQ(0, ArrayView<>::EMPTY.slice(0, 0).getSize());
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ASSERT_EQ(ArrayView<>(nullptr, 0), ArrayView<>::NIL.slice(0, 0));
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ASSERT_EQ(ArrayView<>(data + 0, 0), ArrayView<>(data).slice(0, 0));
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ASSERT_EQ(ArrayView<>(data + 0, 2), ArrayView<>(data).slice(0, 2));
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ASSERT_EQ(ArrayView<>(data + 0, 4), ArrayView<>(data).slice(0, 4));
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ASSERT_EQ(ArrayView<>(data + 2, 0), ArrayView<>(data).slice(2, 0));
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ASSERT_EQ(ArrayView<>(data + 2, 2), ArrayView<>(data).slice(2, 2));
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ASSERT_EQ(ArrayView<>(data + 4, 0), ArrayView<>(data).slice(4, 0));
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}
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