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2883c855e0
PR-URL: https://github.com/nodejs/node/pull/32116 Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
78 lines
2.5 KiB
C++
78 lines
2.5 KiB
C++
// Copyright 2019 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "src/utils/utils.h"
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#include "testing/gtest-support.h"
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namespace v8 {
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namespace internal {
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TEST(VectorTest, Factories) {
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auto vec = CStrVector("foo");
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EXPECT_EQ(3u, vec.size());
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EXPECT_EQ(0, memcmp(vec.begin(), "foo", 3));
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vec = ArrayVector("foo");
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EXPECT_EQ(4u, vec.size());
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EXPECT_EQ(0, memcmp(vec.begin(), "foo\0", 4));
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vec = CStrVector("foo\0\0");
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EXPECT_EQ(3u, vec.size());
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EXPECT_EQ(0, memcmp(vec.begin(), "foo", 3));
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vec = CStrVector("");
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EXPECT_EQ(0u, vec.size());
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vec = CStrVector("\0");
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EXPECT_EQ(0u, vec.size());
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}
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// Test operator== and operator!= on different Vector types.
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TEST(VectorTest, Equals) {
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auto foo1 = CStrVector("foo");
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auto foo2 = ArrayVector("ffoo") + 1;
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CHECK_EQ(4, foo2.size()); // Includes trailing '\0'.
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foo2.Truncate(foo2.size() - 1);
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// This is a requirement for the test.
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CHECK_NE(foo1.begin(), foo2.begin());
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CHECK_EQ(foo1, foo2);
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// Compare Vector<char> against Vector<const char>.
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char arr1[] = {'a', 'b', 'c'};
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char arr2[] = {'a', 'b', 'c'};
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char arr3[] = {'a', 'b', 'd'};
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Vector<char> vec1_char = ArrayVector(arr1);
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Vector<const char> vec1_const_char = vec1_char;
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Vector<char> vec2_char = ArrayVector(arr2);
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Vector<char> vec3_char = ArrayVector(arr3);
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CHECK_NE(vec1_char.begin(), vec2_char.begin());
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// Note: We directly call operator== and operator!= here (without CHECK_EQ or
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// CHECK_NE) to have full control over the arguments.
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CHECK(vec1_char == vec1_const_char);
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CHECK(vec1_char == vec2_char);
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CHECK(vec1_const_char == vec2_char);
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CHECK(vec1_const_char != vec3_char);
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CHECK(vec3_char != vec2_char);
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CHECK(vec3_char != vec1_const_char);
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}
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TEST(OwnedVectorConstruction, Equals) {
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auto int_vec = OwnedVector<int>::New(4);
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CHECK_EQ(4, int_vec.size());
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auto find_non_zero = [](int i) { return i != 0; };
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CHECK_EQ(int_vec.end(),
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std::find_if(int_vec.begin(), int_vec.end(), find_non_zero));
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constexpr int kInit[] = {4, 11, 3};
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auto init_vec1 = OwnedVector<int>::Of(kInit);
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// Note: {const int} should also work: We initialize the owned vector, but
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// afterwards it's non-modifyable.
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auto init_vec2 = OwnedVector<const int>::Of(ArrayVector(kInit));
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CHECK_EQ(init_vec1.as_vector(), ArrayVector(kInit));
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CHECK_EQ(init_vec1.as_vector(), init_vec2.as_vector());
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}
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} // namespace internal
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} // namespace v8
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