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// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifdef V8_INTL_SUPPORT
#include "src/builtins/builtins-intl.h"
#include "test/cctest/cctest.h"
namespace v8 {
namespace internal {
// This operator overloading enables CHECK_EQ to be used with
// std::vector<NumberFormatSpan>
bool operator==(const NumberFormatSpan& lhs, const NumberFormatSpan& rhs) {
return memcmp(&lhs, &rhs, sizeof(lhs)) == 0;
}
template <typename _CharT, typename _Traits, typename T>
std::basic_ostream<_CharT, _Traits>& operator<<(
std::basic_ostream<_CharT, _Traits>& self, const std::vector<T>& v) {
self << "[";
for (auto it = v.begin(); it < v.end();) {
self << *it;
it++;
if (it < v.end()) self << ", ";
}
return self << "]";
}
template <typename _CharT, typename _Traits>
std::basic_ostream<_CharT, _Traits>& operator<<(
std::basic_ostream<_CharT, _Traits>& self, const NumberFormatSpan& part) {
return self << "{" << part.field_id << "," << part.begin_pos << ","
<< part.end_pos << "}";
}
void test_flatten_regions_to_parts(
const std::vector<NumberFormatSpan>& regions,
const std::vector<NumberFormatSpan>& expected_parts) {
std::vector<NumberFormatSpan> mutable_regions = regions;
std::vector<NumberFormatSpan> parts = FlattenRegionsToParts(&mutable_regions);
CHECK_EQ(expected_parts, parts);
}
TEST(FlattenRegionsToParts) {
test_flatten_regions_to_parts(
std::vector<NumberFormatSpan>{
NumberFormatSpan(-1, 0, 10), NumberFormatSpan(1, 2, 8),
NumberFormatSpan(2, 2, 4), NumberFormatSpan(3, 6, 8),
},
std::vector<NumberFormatSpan>{
NumberFormatSpan(-1, 0, 2), NumberFormatSpan(2, 2, 4),
NumberFormatSpan(1, 4, 6), NumberFormatSpan(3, 6, 8),
NumberFormatSpan(-1, 8, 10),
});
test_flatten_regions_to_parts(
std::vector<NumberFormatSpan>{
NumberFormatSpan(0, 0, 1),
},
std::vector<NumberFormatSpan>{
NumberFormatSpan(0, 0, 1),
});
test_flatten_regions_to_parts(
std::vector<NumberFormatSpan>{
NumberFormatSpan(-1, 0, 1), NumberFormatSpan(0, 0, 1),
},
std::vector<NumberFormatSpan>{
NumberFormatSpan(0, 0, 1),
});
test_flatten_regions_to_parts(
std::vector<NumberFormatSpan>{
NumberFormatSpan(0, 0, 1), NumberFormatSpan(-1, 0, 1),
},
std::vector<NumberFormatSpan>{
NumberFormatSpan(0, 0, 1),
});
test_flatten_regions_to_parts(
std::vector<NumberFormatSpan>{
NumberFormatSpan(-1, 0, 10), NumberFormatSpan(1, 0, 1),
NumberFormatSpan(2, 0, 2), NumberFormatSpan(3, 0, 3),
NumberFormatSpan(4, 0, 4), NumberFormatSpan(5, 0, 5),
NumberFormatSpan(15, 5, 10), NumberFormatSpan(16, 6, 10),
NumberFormatSpan(17, 7, 10), NumberFormatSpan(18, 8, 10),
NumberFormatSpan(19, 9, 10),
},
std::vector<NumberFormatSpan>{
NumberFormatSpan(1, 0, 1), NumberFormatSpan(2, 1, 2),
NumberFormatSpan(3, 2, 3), NumberFormatSpan(4, 3, 4),
NumberFormatSpan(5, 4, 5), NumberFormatSpan(15, 5, 6),
NumberFormatSpan(16, 6, 7), NumberFormatSpan(17, 7, 8),
NumberFormatSpan(18, 8, 9), NumberFormatSpan(19, 9, 10),
});
// : 4
// : 22 33 3
// : 11111 22
// input regions: 0000000 111
// : ------------
// output parts: 0221340--231
test_flatten_regions_to_parts(
std::vector<NumberFormatSpan>{
NumberFormatSpan(-1, 0, 12), NumberFormatSpan(0, 0, 7),
NumberFormatSpan(1, 9, 12), NumberFormatSpan(1, 1, 6),
NumberFormatSpan(2, 9, 11), NumberFormatSpan(2, 1, 3),
NumberFormatSpan(3, 10, 11), NumberFormatSpan(3, 4, 6),
NumberFormatSpan(4, 5, 6),
},
std::vector<NumberFormatSpan>{
NumberFormatSpan(0, 0, 1), NumberFormatSpan(2, 1, 3),
NumberFormatSpan(1, 3, 4), NumberFormatSpan(3, 4, 5),
NumberFormatSpan(4, 5, 6), NumberFormatSpan(0, 6, 7),
NumberFormatSpan(-1, 7, 9), NumberFormatSpan(2, 9, 10),
NumberFormatSpan(3, 10, 11), NumberFormatSpan(1, 11, 12),
});
}
} // namespace internal
} // namespace v8
#endif // V8_INTL_SUPPORT