vibhatha commented on code in PR #13914:
URL: https://github.com/apache/arrow/pull/13914#discussion_r964367982
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cpp/src/arrow/engine/substrait/serde_test.cc:
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@@ -121,6 +155,78 @@ inline compute::Expression UseBoringRefs(const
compute::Expression& expr) {
return compute::Expression{std::move(modified_call)};
}
+// TODO: complete this interface
+struct TempDataGenerator {
+ TempDataGenerator(const std::shared_ptr<Table> input_table,
+ const std::string& file_prefix,
+ std::unique_ptr<arrow::internal::TemporaryDir>& tempdir)
+ : input_table(input_table), file_prefix(file_prefix), tempdir(tempdir) {}
+
+ Status operator()() {
+ auto format = std::make_shared<arrow::dataset::ParquetFileFormat>();
+ auto filesystem = std::make_shared<fs::LocalFileSystem>();
+
+ const std::string file_name = file_prefix + ".parquet";
+
+ ARROW_ASSIGN_OR_RAISE(auto file_path, tempdir->path().Join(file_name));
+ data_file_path = file_path.ToString();
+
+ std::string toReplace("/T//");
+ size_t pos = data_file_path.find(toReplace);
+ data_file_path.replace(pos, toReplace.length(), "/T/");
+
+ ARROW_EXPECT_OK(WriteParquetData(data_file_path, filesystem, input_table));
+ return Status::OK();
+ }
+
+ std::shared_ptr<Table> input_table;
+ std::string file_prefix;
+ std::unique_ptr<arrow::internal::TemporaryDir>& tempdir;
+ std::string data_file_path;
+};
+
+struct EmitValidate {
Review Comment:
Done.
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