dawidwys commented on code in PR #23173: URL: https://github.com/apache/flink/pull/23173#discussion_r1510982540
########## flink-table/flink-table-planner/src/test/java/org/apache/flink/table/planner/functions/CollectionFunctionsITCase.java: ########## @@ -1516,4 +1517,141 @@ private Stream<TestSetSpec> arraySortTestCases() { }, DataTypes.ARRAY(DataTypes.DATE()))); } + + private Stream<TestSetSpec> arrayExceptTestCases() { + return Stream.of( + TestSetSpec.forFunction(BuiltInFunctionDefinitions.ARRAY_EXCEPT) + .onFieldsWithData( + new Integer[] {1, 2, 2}, + null, + new Row[] { + Row.of(true, LocalDate.of(2022, 4, 20)), + Row.of(true, LocalDate.of(1990, 10, 14)), + null + }, + new Integer[] {null, null, 1}, + new Integer[][] { + new Integer[] {1, null, 3}, new Integer[] {0}, new Integer[] {1} + }, + new Map[] { + CollectionUtil.map(entry(1, "a"), entry(2, "b")), + CollectionUtil.map(entry(3, "c"), entry(4, "d")), + null + }) + .andDataTypes( + DataTypes.ARRAY(DataTypes.INT()), + DataTypes.ARRAY(DataTypes.INT()), + DataTypes.ARRAY( + DataTypes.ROW(DataTypes.BOOLEAN(), DataTypes.DATE())), + DataTypes.ARRAY(DataTypes.INT()), + DataTypes.ARRAY(DataTypes.ARRAY(DataTypes.INT())), + DataTypes.ARRAY(DataTypes.MAP(DataTypes.INT(), DataTypes.STRING()))) + // ARRAY<INT> + .testResult( + $("f0").arrayExcept(new Integer[] {1, null, 4}), + "ARRAY_EXCEPT(f0, ARRAY[1, NULL, 4])", + new Integer[] {2, 2}, + DataTypes.ARRAY(DataTypes.INT()).nullable()) + .testResult( + $("f0").arrayExcept(new Integer[] {1}), + "ARRAY_EXCEPT(f0, ARRAY[1])", + new Integer[] {2, 2}, + DataTypes.ARRAY(DataTypes.INT()).nullable()) + .testResult( + $("f0").arrayExcept(new Integer[] {42}), + "ARRAY_EXCEPT(f0, ARRAY[42])", + new Integer[] {1, 2, 2}, + DataTypes.ARRAY(DataTypes.INT()).nullable()) + // arrayTwo is NULL + .testResult( + $("f0").arrayExcept( + lit(null, DataTypes.ARRAY(DataTypes.INT())) + .cast(DataTypes.ARRAY(DataTypes.INT()))), + "ARRAY_EXCEPT(f0, CAST(NULL AS ARRAY<INT>))", + null, + DataTypes.ARRAY(DataTypes.INT()).nullable()) + // arrayTwo contains null elements + .testResult( + $("f0").arrayExcept(new Integer[] {null, 2}), + "ARRAY_EXCEPT(f0, ARRAY[null, 2])", + new Integer[] {1, 2}, + DataTypes.ARRAY(DataTypes.INT()).nullable()) + // arrayOne is NULL + .testResult( + $("f1").arrayExcept(new Integer[] {1, 2, 3}), + "ARRAY_EXCEPT(f1, ARRAY[1,2,3])", + null, + DataTypes.ARRAY(DataTypes.INT()).nullable()) + // arrayOne contains null elements + .testResult( + $("f3").arrayExcept(new Integer[] {null, 42}), + "ARRAY_EXCEPT(f3, ARRAY[null, 42])", + new Integer[] {null, 1}, + DataTypes.ARRAY(DataTypes.INT()).nullable()) + // ARRAY<ROW<BOOLEAN, DATE>> + .testResult( + $("f2").arrayExcept( + new Row[] { + Row.of(true, LocalDate.of(1990, 10, 14)) + }), + "ARRAY_EXCEPT(f2, ARRAY[(TRUE, DATE '1990-10-14')])", + new Row[] {Row.of(true, LocalDate.of(2022, 4, 20)), null}, + DataTypes.ARRAY( + DataTypes.ROW( + DataTypes.BOOLEAN(), DataTypes.DATE())) + .nullable()) + .testResult( + $("f2").arrayExcept( + lit( + null, + DataTypes.ARRAY( + DataTypes.ROW( + DataTypes.BOOLEAN(), + DataTypes.DATE()))) + .cast( + DataTypes.ARRAY( + DataTypes.ROW( + DataTypes.BOOLEAN(), + DataTypes + .DATE())))), Review Comment: If we see we can improve sth we should. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@flink.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org