SG011 commented on code in PR #13600:
URL: https://github.com/apache/arrow/pull/13600#discussion_r923716916
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cpp/src/gandiva/tests/projector_test.cc:
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@@ -2824,6 +2824,49 @@ TEST_F(TestProjector, TestUCase) {
EXPECT_ARROW_ARRAY_EQUALS(out_1, outputs.at(0));
}
+TEST_F(TestProjector, TestSubstringIndex) {
+ auto field1 = field("f1", arrow::utf8());
+ auto field2 = field("f2", arrow::utf8());
+ auto field3 = field("f3", arrow::int32());
+ auto schema = arrow::schema({field1, field2, field3});
+
+ // output fields
+ auto substring_index = field("substring", arrow::utf8());
+
+ // Build expression
+ auto substring_expr = TreeExprBuilder::MakeExpression(
+ "substring_index", {field1, field2, field3}, substring_index);
+
+ std::shared_ptr<Projector> projector;
+
+ auto status =
+ Projector::Make(schema, {substring_expr}, TestConfiguration(),
&projector);
+
+ EXPECT_TRUE(status.ok());
+
+ // Create a row-batch with some sample data
+ int num_records = 3;
+
+ auto array1 = MakeArrowArrayUtf8({"www||mysql||com", "www||mysql||com",
"S;DCGS;JO!L"},
Review Comment:
Have added them.
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