[CALCITE-2306] RexLiteral.getValue3 throws AssertionError with null literal of type DECIMAL

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.5.0
• Fix Version/s: 1.17.0
• Component/s: core
• Assignee: Julian Hyde
• Reporter: godfrey he
• Created: 10/May/18 01:58
• Updated: 20/Jul/18 08:18
• Resolved: 11/May/18 17:20

Description

@Test public void testDecimalLiteral() {
  final RelDataTypeFactory typeFactory =
          new SqlTypeFactoryImpl(RelDataTypeSystem.DEFAULT);
  RelDataType dateType = typeFactory.createSqlType(SqlTypeName.DECIMAL);
  final RexBuilder builder = new RexBuilder(typeFactory);
  RexLiteral literal = builder.makeExactLiteral(null, dateType);
  assertEquals(null, literal.getValue3());
}

AssertionError is thrown in above case:

java.lang.AssertionError
at org.apache.calcite.rex.RexLiteral.getValue3(RexLiteral.java:757)
at org.apache.calcite.rex.RexBuilderTest.testDecimalLiteral(RexBuilderTest.java:485)