Duration tests

boostorg · Feb 13, 2024 · e04e1c3 · e04e1c3
1 parent 9124ec9
commit e04e1c3
Show file tree

Hide file tree

Showing 3 changed files with 24 additions and 1 deletion.
diff --git a/doc/qbk/08_prepared_statements.qbk b/doc/qbk/08_prepared_statements.qbk
@@ -162,7 +162,10 @@ is interpreted by MySQL, depeding on `v`'s type.
         [`DATETIME`, `TIMESTAMP`]
     ]
     [
-        [[reflink time]]
+        [
+            [reflink time][br]
+            Any `std::chrono::duration` convertible to `time`
+        ]
         [`TIME`]
         [`TIME`]
     ]

diff --git a/test/unit/test/detail/writable_field_traits.cpp b/test/unit/test/detail/writable_field_traits.cpp
@@ -98,6 +98,14 @@ static_assert(!is_writable_field<int&&>::value, "");
 static_assert(!is_writable_field<const double&>::value, "");
 static_assert(!is_writable_field<const boost::mysql::date&>::value, "");
 
+// durations accepted as long as they can be converted to time
+static_assert(is_writable_field<std::chrono::hours>::value, "");
+static_assert(is_writable_field<std::chrono::minutes>::value, "");
+static_assert(is_writable_field<std::chrono::seconds>::value, "");
+static_assert(is_writable_field<std::chrono::milliseconds>::value, "");
+static_assert(is_writable_field<std::chrono::microseconds>::value, "");
+static_assert(!is_writable_field<std::chrono::nanoseconds>::value, "");
+
 // characters (except signed/unsigned char) not accepted
 static_assert(!is_writable_field<char>::value, "");
 static_assert(!is_writable_field<const char>::value, "");

diff --git a/test/unit/test/format_sql/individual_value.cpp b/test/unit/test/format_sql/individual_value.cpp
@@ -393,6 +393,18 @@ BOOST_AUTO_TEST_CASE(individual_time)
     BOOST_TEST(format_sql(single_fmt, opts, (mysql_time::max)()) == "SELECT '2562047788:00:54.775807';");
 }
 
+BOOST_AUTO_TEST_CASE(individual_duration)
+{
+    // Durations work as long as they're compatible with time
+    using namespace std::chrono;
+
+    BOOST_TEST(format_sql(single_fmt, opts, hours(21)) == "SELECT '21:00:00.000000';");
+    BOOST_TEST(format_sql(single_fmt, opts, minutes(3)) == "SELECT '00:03:00.000000';");
+    BOOST_TEST(format_sql(single_fmt, opts, seconds(-10)) == "SELECT '-00:00:10.000000';");
+    BOOST_TEST(format_sql(single_fmt, opts, milliseconds(-9)) == "SELECT '-00:00:00.009000';");
+    BOOST_TEST(format_sql(single_fmt, opts, microseconds(3214)) == "SELECT '00:00:00.003214';");
+}
+
 BOOST_AUTO_TEST_CASE(individual_field_view)
 {
     field referenced("def\\");