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Added support for pre-c++17 experimental string_view (#607)

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Added support for pre-c++17 experimental string_view
This commit is contained in:
Virgilio Alexandre Fornazin
2017-12-16 15:03:11 -02:00
committed by Victor Zverovich
parent cabce31f45
commit 5705bf1c71
3 changed files with 63 additions and 0 deletions
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21
test/format-test.cc
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@@ -156,6 +156,11 @@ TEST(StringRefTest, Ctor) {
EXPECT_STREQ("hijk", StringRef(std::string_view("hijk")).data());
EXPECT_EQ(4u, StringRef(std::string_view("hijk")).size());
#endif
#if FMT_HAS_EXPERIMENTAL_STRING_VIEW
EXPECT_STREQ("hijk", StringRef(std::experimental::string_view("hijk")).data());
EXPECT_EQ(4u, StringRef(std::experimental::string_view("hijk")).size());
#endif
}
TEST(StringRefTest, ConvertToString) {
@@ -167,6 +172,12 @@ TEST(StringRefTest, ConvertToString) {
std::string_view sv = static_cast<std::string_view>(str_ref);
EXPECT_EQ("defg", sv);
#endif
#if FMT_HAS_EXPERIMENTAL_STRING_VIEW
StringRef str_ref("defg");
std::experimental::string_view sv = static_cast<std::experimental::string_view>(str_ref);
EXPECT_EQ("defg", sv);
#endif
}
TEST(CStringRefTest, Ctor) {
@@ -176,6 +187,10 @@ TEST(CStringRefTest, Ctor) {
#if FMT_HAS_STRING_VIEW
EXPECT_STREQ("hijk", CStringRef(std::string_view("hijk")).c_str());
#endif
#if FMT_HAS_EXPERIMENTAL_STRING_VIEW
EXPECT_STREQ("hijk", CStringRef(std::experimental::string_view("hijk")).c_str());
#endif
}
#if FMT_USE_TYPE_TRAITS
@@ -1399,6 +1414,12 @@ TEST(FormatterTest, FormatStringView) {
}
#endif
#if FMT_HAS_EXPERIMENTAL_STRING_VIEW
TEST(FormatterTest, FormatExperimentalStringView) {
EXPECT_EQ("test", format("{0}", std::experimental::string_view("test")));
}
#endif
void format_arg(fmt::BasicFormatter<char> &f, const char *, const Date &d) {
f.writer() << d.year() << '-' << d.month() << '-' << d.day();
}