hanyuzheng7 commented on code in PR #23173:
URL: https://github.com/apache/flink/pull/23173#discussion_r1491937994
##########
flink-table/flink-table-planner/src/test/java/org/apache/flink/table/planner/functions/CollectionFunctionsITCase.java:
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@@ -1370,4 +1371,145 @@ private Stream<TestSetSpec> arraySliceTestCases() {
+ "ARRAY_SLICE(<ARRAY>, <INTEGER>)")
.testSqlValidationError("ARRAY_SLICE(null)", "Illegal
use of 'NULL'"));
}
+
+ 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},
+ DataTypes.ARRAY(DataTypes.INT()).nullable())
+ .testResult(
+ $("f0").arrayExcept(new Integer[] {1}),
+ "ARRAY_EXCEPT(f0, ARRAY[1])",
+ new Integer[] {2},
+ DataTypes.ARRAY(DataTypes.INT()).nullable())
+ .testResult(
+ $("f0").arrayExcept(new Integer[] {42}),
+ "ARRAY_EXCEPT(f0, ARRAY[42])",
+ new Integer[] {1, 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>))",
+ new Integer[] {1, 2},
+ DataTypes.ARRAY(DataTypes.INT()).nullable())
Review Comment:
the second array is null.
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