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#include "asl/string_view.hpp"
#include "asl/testing/testing.hpp"
static_assert(asl::trivially_destructible<asl::string_view>);
static_assert(asl::trivially_copyable<asl::string_view>);
ASL_TEST(default)
{
asl::string_view s1;
ASL_TEST_EXPECT(s1.is_empty());
asl::string_view s2 = nullptr;
ASL_TEST_EXPECT(s2.is_empty());
}
ASL_TEST(from_literal)
{
asl::string_view s1 = "Hello"_sv;
ASL_TEST_ASSERT(s1.size() == 5);
ASL_TEST_EXPECT(asl::memcmp(s1.data(), "Hello", 5) == 0);
asl::string_view s2 = ""_sv;
ASL_TEST_EXPECT(s2.is_empty());
}
ASL_TEST(substr1)
{
asl::string_view s1 = "abcd";
asl::string_view s2 = s1.substr(0);
ASL_TEST_ASSERT(s2.size() == 4);
ASL_TEST_EXPECT(asl::memcmp(s2.data(), "abcd", 4) == 0);
s2 = s1.substr(2);
ASL_TEST_ASSERT(s2.size() == 2);
ASL_TEST_EXPECT(asl::memcmp(s2.data(), "cd", 2) == 0);
s2 = s1.substr(4);
ASL_TEST_ASSERT(s2.size() == 0);
}
ASL_TEST(substr2)
{
asl::string_view s1 = "abcd";
asl::string_view s2 = s1.substr(0, 4);
ASL_TEST_ASSERT(s2.size() == 4);
ASL_TEST_EXPECT(asl::memcmp(s2.data(), "abcd", 4) == 0);
s2 = s1.substr(1, 2);
ASL_TEST_ASSERT(s2.size() == 2);
ASL_TEST_EXPECT(asl::memcmp(s2.data(), "bc", 2) == 0);
s2 = s1.substr(4, 0);
ASL_TEST_ASSERT(s2.size() == 0);
s2 = s1.substr(1, 0);
ASL_TEST_ASSERT(s2.size() == 0);
}
ASL_TEST(equal)
{
ASL_TEST_EXPECT("abc"_sv == "abc"_sv);
ASL_TEST_EXPECT(""_sv == ""_sv);
ASL_TEST_EXPECT("abc"_sv != "ab"_sv);
ASL_TEST_EXPECT("abc"_sv != "abd"_sv);
}
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