chore(benches): separate util mod

benches/bench_main.rs

@@ -1,36 +1,12 @@
 use criterion::criterion_main;
 
+mod util;
 mod benchmarks;
 
-pub type ParseResult = Vec<CsvProcessorResult<AccountActivity>>;
-
-#[allow(unused_macros)]
-macro_rules! open_file {
-    ($str_arg:expr) => {{
-        let mut path = PathBuf::from(file!());
-        path.pop();
-        path.pop();
-        path.push("data/");
-        path.push($str_arg);
-        File::open(path).expect("Benchmark setup: unable to open file")
-    }};
-}
-#[allow(unused_imports)]
-pub(crate) use open_file;
 use payment_processor::account_activity::AccountActivity;
 use payment_processor::processors::csv::CsvProcessorResult;
 
-#[allow(unused_macros)]
-macro_rules! read_file {
-    ($str_arg:expr) => {{
-        let mut file = open_file!($str_arg);
-        let mut buffer = Vec::new();
-        file.read_to_end(&mut buffer).expect("Benchmark setup: unable to read file");
-        buffer
-    }};
-}
-#[allow(unused_imports)]
-pub(crate) use read_file;
+pub type ParseResult = Vec<CsvProcessorResult<AccountActivity>>;
 
 pub const SCENARIOS: [(&str, u64); 2] = [
     ("activities_1K.csv", 1_000),

benches/benchmarks/parsing.rs

@@ -1,4 +1,5 @@
-use crate::{open_file, read_file, ParseResult, SCENARIOS};
+use crate::util::{open_file, read_file};
+use crate::{ParseResult, SCENARIOS};
 use criterion::{black_box, criterion_group, BenchmarkId, Criterion};
 use payment_processor::processors::csv::reader::CsvReader;
 use std::fs::File;

benches/util.rs

@@ -0,0 +1,24 @@
+#![allow(unused_macros)]
+#![allow(unused_imports)]
+
+macro_rules! open_file {
+    ($str_arg:expr) => {{
+        let mut path = PathBuf::from(file!());
+        path.pop();
+        path.pop();
+        path.push("data/");
+        path.push($str_arg);
+        File::open(path).expect("Benchmark setup: unable to open file")
+    }};
+}
+pub(crate) use open_file;
+
+macro_rules! read_file {
+    ($str_arg:expr) => {{
+        let mut file = open_file!($str_arg);
+        let mut buffer = Vec::new();
+        file.read_to_end(&mut buffer).expect("Benchmark setup: unable to read file");
+        buffer
+    }};
+}
+pub(crate) use read_file;