asdfgh19 commented on code in PR #3518:
URL: https://github.com/apache/calcite/pull/3518#discussion_r1393564621
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linq4j/src/test/java/org/apache/calcite/linq4j/test/InlinerTest.java:
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@@ -152,6 +154,31 @@ void checkAssignInConditionOptimizedOut(int modifiers,
String s) {
assertThat(Expressions.toString(builder.toBlock()), is(s));
}
+ /**
+ * Test case for
+ * <a
href="https://issues.apache.org/jira/browse/CALCITE-6109";>[CALCITE-6109]
+ * OptimizeShuttle should not create new instances of TernaryExpression
+ * if it does not do any optimization</a>.
+ */
+ @Test void testInlineTernaryNonOptimized() {
+ Statement originStatement =
+ Expressions.return_(null,
+ Expressions.makeTernary(ExpressionType.Conditional,
+ Expressions.makeBinary(ExpressionType.NotEqual,
+ Expressions.parameter(int.class, "a"),
+ Expressions.constant(1)),
+ Expressions.parameter(int.class, "b"),
+ Expressions.parameter(int.class, "c")));
+ b.add(originStatement);
+ BlockStatement block = b.toBlock();
+ assertEquals(block.statements.size(), 1);
Review Comment:
Do you mean that assertSame and assertEquals easily make people confused
which is expected and which is actual? So I need to change to assertThat, right?
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