[CALCITE-2526] Add test for OR with nullable comparisons

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.17.0
• Fix Version/s: 1.18.0
• Component/s: core
• Labels: newbie
• Assignee: Julian Hyde
• Reporter: Vladimir Sitnikov
• Created: 04/Sep/18 08:10
• Updated: 23/Dec/18 00:12
• Resolved: 23/Sep/18 13:27

Description

    checkSimplify2(
        or(lt(vInt(), nullInt), ne(literal(0), vInt())),
        "...", "...");

java.lang.NullPointerException
	at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:212)
	at com.google.common.collect.Cut$BelowValue.<init>(Cut.java:293)
	at com.google.common.collect.Cut.belowValue(Cut.java:288)
	at com.google.common.collect.Range.atLeast(Range.java:272)
	at org.apache.calcite.rex.RexSimplify.range(RexSimplify.java:1561)
	at org.apache.calcite.rex.RexSimplify.residue(RexSimplify.java:1093)
	at org.apache.calcite.rex.RexSimplify.simplifyUsingPredicates(RexSimplify.java:1036)
	at org.apache.calcite.rex.RexSimplify.simplifyComparison(RexSimplify.java:288)
	at org.apache.calcite.rex.RexSimplify.simplifyComparison(RexSimplify.java:218)
	at org.apache.calcite.rex.RexSimplify.simplify_(RexSimplify.java:209)
	at org.apache.calcite.rex.RexSimplify.simplifyNot(RexSimplify.java:378)
	at org.apache.calcite.rex.RexSimplify.simplify_(RexSimplify.java:185)
	at org.apache.calcite.rex.RexSimplify.lambda$simplify$0(RexSimplify.java:175)
	at org.apache.calcite.rex.RexSimplify.verify(RexSimplify.java:1154)
	at org.apache.calcite.rex.RexSimplify.simplify(RexSimplify.java:175)
	at org.apache.calcite.rex.RexSimplify.simplifyOrTerms(RexSimplify.java:349)
	at org.apache.calcite.rex.RexSimplify.simplifyOr(RexSimplify.java:1115)
	at org.apache.calcite.rex.RexSimplify.simplify_(RexSimplify.java:183)
	at org.apache.calcite.rex.RexSimplify.lambda$simplify$0(RexSimplify.java:175)
	at org.apache.calcite.rex.RexSimplify.verify(RexSimplify.java:1154)
	at org.apache.calcite.rex.RexSimplify.simplify(RexSimplify.java:175)
	at org.apache.calcite.test.RexProgramTest.checkSimplify2(RexProgramTest.java:150)