emkornfield commented on a change in pull request #10177:
URL: https://github.com/apache/arrow/pull/10177#discussion_r689931835
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File path: cpp/src/arrow/testing/random.h
##########
@@ -454,6 +454,37 @@ std::shared_ptr<arrow::Array> GenerateArray(const Field&
field, int64_t size,
// Assorted functions
//
+inline void rand_day_millis(int64_t N,
+ std::vector<DayTimeIntervalType::DayMilliseconds>*
out) {
+ const int random_seed = 0;
+ std::default_random_engine gen(random_seed);
+ std::uniform_int_distribution<int32_t> d(std::numeric_limits<int32_t>::min(),
+
std::numeric_limits<int32_t>::max());
+ out->resize(N, {});
+ std::generate(out->begin(), out->end(), [&d, &gen] {
+ DayTimeIntervalType::DayMilliseconds tmp;
+ tmp.days = d(gen);
+ tmp.milliseconds = d(gen);
+ return tmp;
+ });
+}
+
+inline void rand_month_day_nanos(
+ int64_t N, std::vector<MonthDayNanoIntervalType::MonthDayNanos>* out) {
+ const int random_seed = 0;
+ std::default_random_engine gen(random_seed);
+ std::uniform_int_distribution<int64_t> d(std::numeric_limits<int64_t>::min(),
+
std::numeric_limits<int64_t>::max());
+ out->resize(N, {});
+ std::generate(out->begin(), out->end(), [&d, &gen] {
+ MonthDayNanoIntervalType::MonthDayNanos tmp;
+ tmp.months = static_cast<int32_t>(d(gen));
+ tmp.days = static_cast<int32_t>(d(gen));
+ tmp.nanoseconds = d(gen);
+ return tmp;
+ });
+}
+
Review comment:
they are used in array_test
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