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Move detail::truncating_iterator to fmt/compile.h

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This commit is contained in:
Victor Zverovich
2021-03-06 08:35:36 -08:00
parent e718ec3e93
commit 6e1fc01752
5 changed files with 116 additions and 136 deletions
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37
test/format-test.cc
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@@ -151,43 +151,6 @@ TEST(IteratorTest, CountingIterator) {
EXPECT_EQ((it + 41).count(), 42);
}
TEST(IteratorTest, TruncatingIterator) {
char* p = nullptr;
fmt::detail::truncating_iterator<char*> it(p, 3);
auto prev = it++;
EXPECT_EQ(prev.base(), p);
EXPECT_EQ(it.base(), p + 1);
}
TEST(IteratorTest, TruncatingIteratorDefaultConstruct) {
static_assert(
std::is_default_constructible<fmt::detail::truncating_iterator<char*>>::value,
"");
fmt::detail::truncating_iterator<char*> it;
EXPECT_EQ(nullptr, it.base());
EXPECT_EQ(std::size_t{0}, it.count());
}
#ifdef __cpp_lib_ranges
TEST(IteratorTest, TruncatingIteratorOutputIterator) {
static_assert(std::output_iterator<fmt::detail::truncating_iterator<char*>,
char>);
}
#endif
TEST(IteratorTest, TruncatingBackInserter) {
std::string buffer;
auto bi = std::back_inserter(buffer);
fmt::detail::truncating_iterator<decltype(bi)> it(bi, 2);
*it++ = '4';
*it++ = '2';
*it++ = '1';
EXPECT_EQ(buffer.size(), 2);
EXPECT_EQ(buffer, "42");
}
TEST(IteratorTest, IsOutputIterator) {
EXPECT_TRUE((fmt::detail::is_output_iterator<char*, char>::value));
EXPECT_FALSE((fmt::detail::is_output_iterator<const char*, char>::value));