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test: add testbench for string module

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yyc12345
2025-06-22 17:14:49 +08:00
parent df3b602110
commit ab8d74efe6
8 changed files with 211 additions and 97 deletions
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56
testbench/yycc/string/reinterpret.cpp
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@ -1,6 +1,60 @@
#include <cstring>
#include <gtest/gtest.h>
#include <yycc.hpp>
#include <yycc/string/reinterpret.hpp>
#include <yycc/prelude/core.hpp>
#define REINTERPRET ::yycc::string::reinterpret
#define CONST_VOID_PTR(p) reinterpret_cast<const void*>(p)
#define VOID_PTR(p) reinterpret_cast<void*>(p)
namespace yycctest::string::reinterpret {
}
static u8string PROBE(YYCC_U8("Test"));
TEST(StringReinterpret, ConstPointer) {
const auto* src = PROBE.data();
const auto* dst = REINTERPRET::as_ordinary(src);
const auto* new_src = REINTERPRET::as_utf8(dst);
// Pointer should point to the same address after casting.
EXPECT_EQ(CONST_VOID_PTR(src), CONST_VOID_PTR(dst));
EXPECT_EQ(CONST_VOID_PTR(src), CONST_VOID_PTR(new_src));
}
TEST(StringReinterpret, Pointer) {
auto* src = PROBE.data();
auto* dst = REINTERPRET::as_ordinary(src);
auto* new_src = REINTERPRET::as_utf8(dst);
// Pointer should point to the same address after casting.
EXPECT_EQ(VOID_PTR(src), VOID_PTR(dst));
EXPECT_EQ(VOID_PTR(src), VOID_PTR(new_src));
}
TEST(StringReinterpret, String) {
auto src = u8string(PROBE);
auto dst = REINTERPRET::as_ordinary(src);
auto new_src = REINTERPRET::as_utf8(dst);
// Check memory length and data.
ASSERT_EQ(src.length(), dst.length());
EXPECT_TRUE(std::memcmp(src.data(), dst.data(), src.length()) == 0);
ASSERT_EQ(src.length(), new_src.length());
EXPECT_TRUE(std::memcmp(src.data(), new_src.data(), src.length()) == 0);
}
TEST(StringReinterpret, StringView) {
auto src = u8string_view(PROBE);
auto dst = REINTERPRET::as_ordinary_view(src);
auto new_src = REINTERPRET::as_utf8_view(dst);
// Check memory length and data.
ASSERT_EQ(src.length(), dst.length());
EXPECT_TRUE(std::memcmp(src.data(), dst.data(), src.length()) == 0);
ASSERT_EQ(src.length(), new_src.length());
EXPECT_TRUE(std::memcmp(src.data(), new_src.data(), src.length()) == 0);
}
} // namespace yycctest::string::reinterpret