jpedroantunes commented on a change in pull request #9890:
URL: https://github.com/apache/arrow/pull/9890#discussion_r624670276
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File path: cpp/src/gandiva/precompiled/time_test.cc
##########
@@ -743,4 +743,89 @@ TEST(TestTime, TestLastDay) {
EXPECT_EQ(StringToTimestamp("2015-12-31 00:00:00"), out);
}
+TEST(TestTime, TestToTimestamp) {
+ auto ts = StringToTimestamp("1970-01-01 00:00:00");
+ EXPECT_EQ(ts, to_timestamp_int32(0));
+ EXPECT_EQ(ts, to_timestamp_int64(0));
+ EXPECT_EQ(ts, to_timestamp_float32(0));
+ EXPECT_EQ(ts, to_timestamp_float64(0));
+
+ ts = StringToTimestamp("1970-01-01 00:00:01");
+ EXPECT_EQ(ts, to_timestamp_int32(1));
+ EXPECT_EQ(ts, to_timestamp_int64(1));
+ EXPECT_EQ(ts, to_timestamp_float32(1));
+ EXPECT_EQ(ts, to_timestamp_float64(1));
+
+ ts = StringToTimestamp("1970-01-01 00:01:00");
+ EXPECT_EQ(ts, to_timestamp_int32(60));
+ EXPECT_EQ(ts, to_timestamp_int64(60));
+ EXPECT_EQ(ts, to_timestamp_float32(60));
+ EXPECT_EQ(ts, to_timestamp_float64(60));
+
+ ts = StringToTimestamp("1970-01-01 01:00:00");
+ EXPECT_EQ(ts, to_timestamp_int32(3600));
+ EXPECT_EQ(ts, to_timestamp_int64(3600));
+ EXPECT_EQ(ts, to_timestamp_float32(3600));
+ EXPECT_EQ(ts, to_timestamp_float64(3600));
+
+ ts = StringToTimestamp("1970-01-02 00:00:00");
+ EXPECT_EQ(ts, to_timestamp_int32(86400));
+ EXPECT_EQ(ts, to_timestamp_int64(86400));
+ EXPECT_EQ(ts, to_timestamp_float32(86400));
+ EXPECT_EQ(ts, to_timestamp_float64(86400));
+
+ // tests with fractional part
+ ts = StringToTimestamp("1970-01-01 00:00:01") + 500;
+ EXPECT_EQ(ts, to_timestamp_float32(1.500f));
+ EXPECT_EQ(ts, to_timestamp_float64(1.500));
+
+ ts = StringToTimestamp("1970-01-01 00:01:01") + 600;
+ EXPECT_EQ(ts, to_timestamp_float32(61.600f));
+ EXPECT_EQ(ts, to_timestamp_float64(61.600));
+
+ ts = StringToTimestamp("1970-01-01 01:00:01") + 400;
+ EXPECT_EQ(ts, to_timestamp_float32(3601.400f));
+ EXPECT_EQ(ts, to_timestamp_float64(3601.400));
+}
+
+TEST(TestTime, TestToTimeNumeric) {
+
+ auto ts = StringToTimestamp("1970-01-02 00:00:00") / 1000;
+ EXPECT_EQ(0, to_time_int32(ts));
+ EXPECT_EQ(0, to_time_int64(ts));
+ EXPECT_EQ(0, to_time_float32(ts));
+ EXPECT_EQ(0, to_time_float64(ts));
+
+ ts = StringToTimestamp("1970-01-01 00:00:01") / 1000;
+ EXPECT_EQ(1000, to_time_int32(ts));
+ EXPECT_EQ(1000, to_time_int64(ts));
+ EXPECT_EQ(1000, to_time_float32(ts));
+ EXPECT_EQ(1000, to_time_float64(ts));
+
+ ts = StringToTimestamp("1970-01-01 01:00:00") / 1000;
+ EXPECT_EQ(3600000, to_time_int32(ts));
+ EXPECT_EQ(3600000, to_time_int64(ts));
+ EXPECT_EQ(3600000, to_time_float32(ts));
+ EXPECT_EQ(3600000, to_time_float64(ts));
+
+ ts = StringToTimestamp("1970-01-01 23:59:59") / 1000;
+ EXPECT_EQ(86399000, to_time_int32(ts));
+ EXPECT_EQ(86399000, to_time_int64(ts));
+ EXPECT_EQ(86399000, to_time_float32(ts));
+ EXPECT_EQ(86399000, to_time_float64(ts));
+
+ // tests with fractional part
+ ts = StringToTimestamp("1970-01-01 00:00:01") + 500;
+ EXPECT_EQ(ts, to_time_float32(ts/1000.0));
+ EXPECT_EQ(ts, to_time_float64(ts/1000.0));
+
+ ts = StringToTimestamp("1970-01-01 00:01:01") + 600;
+ EXPECT_EQ(ts, to_time_float32(ts/1000.0));
+ EXPECT_EQ(ts, to_time_float64(ts/1000.0));
+
+ ts = StringToTimestamp("1970-01-01 01:00:01") + 400;
Review comment:
Sure @projjal !
With these tests I have now one question:
- Do we need to handle overflow? Using high timestamp values is causing
overflow for int32 and float32 test cases.
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