YangShaw commented on code in PR #12046:
URL: https://github.com/apache/doris/pull/12046#discussion_r956876496
##########
fe/fe-core/src/test/java/org/apache/doris/nereids/rules/expression/rewrite/ExpressionRewriteTest.java:
##########
@@ -151,6 +152,19 @@ public void testBetweenToCompoundRule() {
}
+ @Test
+ public void testInPredicateToEqualToRule() {
+ executor = new
ExpressionRuleExecutor(ImmutableList.of(InPredicateToEqualToRule.INSTANCE));
+
+ assertRewrite("a in (1)", "a = 1");
+ assertRewrite("a in (1, 2)", "a in (1, 2)");
+ assertRewrite("a not in (1)", "not a = 1");
+ assertRewrite("a not in (1, 2)", "not a in (1, 2)");
+ assertRewrite("a in (a in (1))", "a = (a = 1)");
+ assertRewrite("a in (a in (1, 2))", "a = (a in (1, 2))");
Review Comment:
done
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