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Fixed issue with formatting to an array of chars

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This commit is contained in:
stryku
2019-05-21 21:03:57 +02:00
committed by Victor Zverovich
parent 87fbc6f756
commit 9427f15bef
2 changed files with 67 additions and 8 deletions
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57
test/prepare-test.cc
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@@ -475,7 +475,7 @@ TEST(PrepareTest, CopyPreparedFormat_InternalStringViewsAreNotInvalidated) {
}
}
TEST(PepareTest, ReusedPreparedFormatType) {
TEST(PrepareTest, ReusedPreparedFormatType) {
typedef fmt::prepared_format<std::string, int>::type prepared_format;
prepared_format prepared = fmt::prepare<prepared_format>("The {} is {}.");
@@ -637,3 +637,58 @@ TEST(PrepareTest, PassUserTypeFormat) {
const auto prepared = fmt::prepare<int>(user_format("test {}"));
EXPECT_EQ("test 42", prepared.format(42));
}
TEST(PrepareTest, FormatToArrayOfChars) {
char buffer[32] = {0};
const auto prepared = fmt::prepare<int>("4{}");
prepared.format_to(buffer, 2);
EXPECT_EQ(std::string("42"), buffer);
wchar_t wbuffer[32] = {0};
const auto wprepared = fmt::prepare<int>(L"4{}");
wprepared.format_to(wbuffer, 2);
EXPECT_EQ(std::wstring(L"42"), wbuffer);
}
TEST(PrepareTest, FormatToIterator) {
std::string s(2, ' ');
const auto prepared = fmt::prepare<int>("4{}");
prepared.format_to(s.begin(), 2);
EXPECT_EQ("42", s);
std::wstring ws(2, L' ');
const auto wprepared = fmt::prepare<int>(L"4{}");
wprepared.format_to(ws.begin(), 2);
EXPECT_EQ(L"42", ws);
}
TEST(PrepareTest, FormatToBackInserter) {
std::string s;
const auto prepared = fmt::prepare<int>("4{}");
prepared.format_to(std::back_inserter(s), 2);
EXPECT_EQ("42", s);
std::wstring ws;
const auto wprepared = fmt::prepare<int>(L"4{}");
wprepared.format_to(std::back_inserter(ws), 2);
EXPECT_EQ(L"42", ws);
}
TEST(PrepareTest, FormatToBasicMemoryBuffer) {
fmt::basic_memory_buffer<char, 100> buffer;
const auto prepared = fmt::prepare<int>("4{}");
prepared.format_to(buffer, 2);
EXPECT_EQ("42", to_string(buffer));
fmt::basic_memory_buffer<wchar_t, 100> wbuffer;
const auto wprepared = fmt::prepare<int>(L"4{}");
wprepared.format_to(wbuffer, 2);
EXPECT_EQ(L"42", to_string(wbuffer));
}
TEST(PrepareTest, FormatToMemoryBuffer) {
fmt::memory_buffer buffer;
const auto prepared = fmt::prepare<int>("4{}");
prepared.format_to(buffer, 2);
EXPECT_EQ("42", to_string(buffer));
fmt::wmemory_buffer wbuffer;
const auto wprepared = fmt::prepare<int>(L"4{}");
wprepared.format_to(wbuffer, 2);
EXPECT_EQ(L"42", to_string(wbuffer));
}