liuyongvs commented on code in PR #22144:
URL: https://github.com/apache/flink/pull/22144#discussion_r1135000970
##########
flink-table/flink-table-planner/src/test/java/org/apache/flink/table/planner/functions/CollectionFunctionsITCase.java:
##########
@@ -178,6 +181,137 @@ Stream<TestSetSpec> getTestSetSpecs() {
null
},
DataTypes.ARRAY(
- DataTypes.ROW(DataTypes.BOOLEAN(),
DataTypes.DATE()))));
+ DataTypes.ROW(DataTypes.BOOLEAN(),
DataTypes.DATE()))),
+
TestSetSpec.forFunction(BuiltInFunctionDefinitions.ARRAY_REMOVE)
+ .onFieldsWithData(
+ new Integer[] {1, 2, 2},
+ null,
+ new String[] {"Hello", "World"},
+ 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.STRING()).notNull(),
+ 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").arrayRemove(2),
+ "ARRAY_REMOVE(f0, 2)",
+ new Integer[] {1},
+ DataTypes.ARRAY(DataTypes.INT()).nullable())
+ .testResult(
+ $("f0").arrayRemove(42),
+ "ARRAY_REMOVE(f0, 42)",
+ new Integer[] {1, 2, 2},
+ DataTypes.ARRAY(DataTypes.INT()).nullable())
+ .testResult(
+ $("f0").arrayRemove(
+ lit(null, DataTypes.SMALLINT())
+
.cast(DataTypes.INT())),
+ "ARRAY_REMOVE(f0, cast(NULL AS INT))",
+ new Integer[] {1, 2, 2},
+ DataTypes.ARRAY(DataTypes.INT()).nullable())
+ // ARRAY<INT> of null value
+ .testResult(
+ $("f1").arrayRemove(12),
+ "ARRAY_REMOVE(f1, 12)",
+ null,
+ DataTypes.ARRAY(DataTypes.INT()).nullable())
+ .testResult(
+ $("f1").arrayRemove(null),
+ "ARRAY_REMOVE(f1, NULL)",
+ null,
+ DataTypes.ARRAY(DataTypes.INT()).nullable())
+ // ARRAY<STRING> NOT NULL
+ .testResult(
+ $("f2").arrayRemove("Hello"),
+ "ARRAY_REMOVE(f2, 'Hello')",
+ new String[] {"World"},
+ DataTypes.ARRAY(DataTypes.STRING()).notNull())
+ .testResult(
+ $("f2").arrayRemove(
+ lit(null, DataTypes.STRING())
+
.cast(DataTypes.STRING())),
+ "ARRAY_REMOVE(f2, cast(NULL AS VARCHAR))",
+ new String[] {"Hello", "World"},
+ DataTypes.ARRAY(DataTypes.STRING()).notNull())
+ // ARRAY<ROW<BOOLEAN, DATE>>
+ .testResult(
+ $("f3").arrayRemove(row(true,
LocalDate.of(1990, 10, 14))),
+ "ARRAY_REMOVE(f3, (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(
+ $("f3").arrayRemove(row(false,
LocalDate.of(1990, 10, 14))),
+ "ARRAY_REMOVE(f3, (FALSE, DATE '1990-10-14'))",
+ new Row[] {
+ Row.of(true, LocalDate.of(2022, 4, 20)),
+ Row.of(true, LocalDate.of(1990, 10, 14)),
+ null
+ },
+ DataTypes.ARRAY(
+ DataTypes.ROW(
+ DataTypes.BOOLEAN(),
DataTypes.DATE()))
+ .nullable())
Review Comment:
i agree with you @snuyanzin
These examples cover a variety of cases, and the rest of the functions don't
have to cover as many cases as possible, but some of the early functions still
need to cover as many cases as possible, so that users can see how to use them
and find bugs.
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