chunweilei commented on a change in pull request #1733: [CALCITE-3679] Allow
lambda expressions in SQL queries
URL: https://github.com/apache/calcite/pull/1733#discussion_r391384551
##########
File path:
core/src/test/java/org/apache/calcite/sql/test/SqlOperatorBaseTest.java
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@@ -4559,6 +4559,46 @@ private void checkNullOperand(SqlTester tester, String
op) {
});
}
+ @Test public void testLambda() {
+ tester.checkType("(a)->2+2*a", "LAMBDA NOT NULL");
+ tester.checkType("(a,b)->a+b", "LAMBDA NOT NULL");
+ tester.checkType("(a,b,c)->2*a+b+c", "LAMBDA NOT NULL");
+ }
+
+ @Test public void testMapFilterFunc() {
+ final SqlTester tester = tester(SqlLibrary.MYSQL);
Review comment:
I think we should also add some negative tests. For instance,
`tester.checkType("(b)->2+2*a")`.
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