arashandishgar commented on code in PR #45577:
URL: https://github.com/apache/arrow/pull/45577#discussion_r1983814524
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cpp/src/arrow/compute/kernels/scalar_string_test.cc:
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@@ -1958,6 +1960,47 @@ TYPED_TEST(TestBaseBinaryKernels, ExtractRegex) {
R"([{"letter": "a", "digit": "1"}, {"letter": "b", "digit":
"3"}])",
&options);
}
+TYPED_TEST(TestBaseBinaryKernels, ExtractRegexSpan) {
+ ExtractRegexSpanOptions options{"(?P<letter>[ab])(?P<digit>\\d)"};
+ auto type_fixe_size_list = is_binary_like(this->type()->id()) ? int32() :
int64();
+ auto out_type = struct_({field("letter",
fixed_size_list(type_fixe_size_list, 2)),
+ field("digit", fixed_size_list(type_fixe_size_list,
2))});
+ this->CheckUnary("extract_regex_span", R"([])", out_type, R"([])", &options);
+ this->CheckUnary(
+ "extract_regex_span", R"(["a1", "b2", "c3", null])", out_type,
+ R"([{"letter":[0,1], "digit":[1,1]}, {"letter":[0,1], "digit":[1,1]},
null, null])",
+ &options);
+ this->CheckUnary(
+ "extract_regex_span", R"(["a1", "c3", null, "b2"])", out_type,
+ R"([{"letter":[0,1], "digit": [1,1]}, null, null, {"letter":[0,1],
"digit":[1,1]}])",
+ &options);
+ this->CheckUnary(
+ "extract_regex_span", R"(["a1", "b2"])", out_type,
+ R"([{"letter": [0,1], "digit": [1,1]}, {"letter": [0,1], "digit":
[1,1]}])",
+ &options);
+ this->CheckUnary(
+ "extract_regex_span", R"(["a1", "zb3z"])", out_type,
+ R"([{"letter": [0,1], "digit": [1,1]}, {"letter": [1,1], "digit":
[2,1]}])",
+ &options);
+}
+TYPED_TEST(TestBaseBinaryKernels, ExtractRegexSpanCaptureOption) {
Review Comment:
> Could you make the tests less trivial and use examples with
variable-length captures?
>
> For example have the regex be: `(?P<letter>[ab]+)(?P<digit>\\d+)`
>
> and then test with "abb12", "abc13", etc.
I write a separate test case for that. If it is not enough,let me inform to
write more test
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