liyafan82 commented on a change in pull request #2098:
URL: https://github.com/apache/calcite/pull/2098#discussion_r468445089
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File path: core/src/test/java/org/apache/calcite/rex/RexProgramTest.java
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@@ -2634,6 +2634,127 @@ private static String getString(ImmutableMap<RexNode,
RexNode> map) {
assertThat(simplifiedExpr, is(origExpr));
}
+ @Test void testSimplifyInValues() {
+ RexNode a = vIntNotNull(1);
+ RexNode literal1 = rexBuilder.makeLiteral(1, a.getType(), true);
+ RexNode literal2 = rexBuilder.makeLiteral(2, a.getType(), true);
+ RexNode literal3 = rexBuilder.makeLiteral(3, a.getType(), true);
+ RexNode literal4 = rexBuilder.makeLiteral(4, a.getType(), true);
+ RexNode literal5 = rexBuilder.makeLiteral(5, a.getType(), true);
+ RexNode literal6 = rexBuilder.makeLiteral(6, a.getType(), true);
+
+ // expr: a in (1, 2, 3, 4, 5)
+ RexNode expr = rexBuilder.makeCall(
+ SqlStdOperatorTable.IN, a, literal1, literal2, literal3, literal4,
literal5);
+ // expected: a >= 1 and a <= 5
+ RexNode expected = rexBuilder.makeCall(SqlStdOperatorTable.AND,
+ rexBuilder.makeCall(SqlStdOperatorTable.GREATER_THAN_OR_EQUAL, a,
literal1),
+ rexBuilder.makeCall(SqlStdOperatorTable.LESS_THAN_OR_EQUAL, a,
literal5));
Review comment:
@vlsi Revised accordingly, and the tests look much clearer. Thanks a lot
for your good suggestion.
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