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Add varchar to date conversion tests with signed year #13563

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Aug 12, 2022
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Add varchar to date conversion tests with signed year #13563

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Add varchar to date conversion tests with signed year
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20 changes: 20 additions & 0 deletions core/trino-main/src/test/java/io/trino/type/TestDateTimeOperators.java
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Original file line number Diff line number Diff line change
Expand Up @@ -285,6 +285,16 @@ public void testDateLiteral()
// large year
assertInvalidFunction("DATE '5881580-07-12'", INVALID_LITERAL, "line 1:1: '5881580-07-12' is not a valid date literal");
assertInvalidFunction("DATE '392251590-07-12'", INVALID_LITERAL, "line 1:1: '392251590-07-12' is not a valid date literal");
// signed
assertFunction("DATE '+2013-02-02'", DATE, toDate(new DateTime(2013, 2, 2, 0, 0, 0, 0, UTC)));
assertFunction("DATE '-2013-02-02'", DATE, toDate(new DateTime(-2013, 2, 2, 0, 0, 0, 0, UTC)));
// signed with whitespace
assertFunction("DATE ' +2013-02-02'", DATE, toDate(new DateTime(2013, 2, 2, 0, 0, 0, 0, UTC)));
assertInvalidFunction("DATE '+ 2013-02-02'", INVALID_LITERAL, "line 1:1: '+ 2013-02-02' is not a valid date literal");
assertInvalidFunction("DATE ' + 2013-02-02'", INVALID_LITERAL, "line 1:1: ' + 2013-02-02' is not a valid date literal");
assertFunction("DATE ' -2013-02-02'", DATE, toDate(new DateTime(-2013, 2, 2, 0, 0, 0, 0, UTC)));
assertInvalidFunction("DATE '- 2013-02-02'", INVALID_LITERAL, "line 1:1: '- 2013-02-02' is not a valid date literal");
assertInvalidFunction("DATE ' - 2013-02-02'", INVALID_LITERAL, "line 1:1: ' - 2013-02-02' is not a valid date literal");
}

/**
Expand Down Expand Up @@ -314,6 +324,16 @@ public void testDateCastFromVarchar()
// large year
assertInvalidFunction("CAST('5881580-07-12' AS date)", INVALID_CAST_ARGUMENT, "Value cannot be cast to date: 5881580-07-12");
assertInvalidFunction("CAST('392251590-07-12' AS date)", INVALID_CAST_ARGUMENT, "Value cannot be cast to date: 392251590-07-12");
// signed
assertFunction("CAST('+2013-02-02' AS date)", DATE, toDate(new DateTime(2013, 2, 2, 0, 0, 0, 0, UTC)));
assertFunction("CAST('-2013-02-02' AS date)", DATE, toDate(new DateTime(-2013, 2, 2, 0, 0, 0, 0, UTC)));
// signed with whitespace
assertFunction("CAST(' +2013-02-02' AS date)", DATE, toDate(new DateTime(2013, 2, 2, 0, 0, 0, 0, UTC)));
assertInvalidFunction("CAST('+ 2013-02-02' AS date)", INVALID_CAST_ARGUMENT, "Value cannot be cast to date: + 2013-02-02");
assertInvalidFunction("CAST(' + 2013-02-02' AS date)", INVALID_CAST_ARGUMENT, "Value cannot be cast to date: + 2013-02-02");
assertFunction("CAST(' -2013-02-02' AS date)", DATE, toDate(new DateTime(-2013, 2, 2, 0, 0, 0, 0, UTC)));
assertInvalidFunction("CAST('- 2013-02-02' AS date)", INVALID_CAST_ARGUMENT, "Value cannot be cast to date: - 2013-02-02");
assertInvalidFunction("CAST(' - 2013-02-02' AS date)", INVALID_CAST_ARGUMENT, "Value cannot be cast to date: - 2013-02-02");
}

@Test
Expand Down