tests: parallelize module tests

Cargo.toml

@@ -48,6 +48,7 @@ env_logger = "0.11.3"
 fmmap = "0.3.3"
 globwalk = "0.9.1"
 goldenfile = "1.6.0"
+ihex = "3.0.0"
 indenter = "0.3.3"
 indexmap = "2.2.6"
 intaglio = "1.9.1"
@@ -76,6 +77,7 @@ protobuf-codegen = { git = "https://github.com/plusvic/rust-protobuf.git", rev =
 protobuf-json-mapping = { git = "https://github.com/plusvic/rust-protobuf.git", rev = "b484d8a7" }
 protobuf-parse = { git = "https://github.com/plusvic/rust-protobuf.git", rev = "b484d8a7" }
 protobuf-support = { git = "https://github.com/plusvic/rust-protobuf.git", rev = "b484d8a7" }
+rayon = "1.5.3"
 regex-syntax = { git = "https://github.com/plusvic/regex.git", rev = "50a708b" }
 regex-automata = { git = "https://github.com/plusvic/regex.git", rev = "50a708b" }
 roxmltree = "0.19.0"
@@ -95,6 +97,7 @@ yara-x-macros = { path = "macros" }
 yara-x-parser = { path = "parser" }
 yara-x-proto = { path = "proto" }
 yara-x-proto-yaml = { path = "proto-yaml" }
+zip = "0.6.2"
 
 # Special profile that builds a release binary with link-time optimization. 
 # Compiling with this profile takes a while, but the resulting binary is

lib/Cargo.toml

@@ -208,7 +208,8 @@ yara-x-proto = { workspace = true }
 [dev-dependencies]
 globwalk = { workspace = true }
 goldenfile = { workspace = true }
-ihex = "3.0.0"
+ihex = { workspace = true }
 pretty_assertions = { workspace = true }
+rayon = { workspace = true }
 yara-x-proto-yaml = { workspace = true }
-zip = "0.6.6"
+zip = { workspace = true }

lib/src/modules/tests.rs

@@ -2,6 +2,8 @@ use std::fs::File;
 use std::io::Read;
 use std::path::Path;
 
+use rayon::prelude::*;
+
 /// Utility function that receives the content of an [`Intel HEX`][1] (ihex)
 /// file and returns the binary data contained in it.
 ///
@@ -94,11 +96,14 @@ pub fn create_binary_from_zipped_ihex<P: AsRef<Path>>(path: P) -> Vec<u8> {
 #[test]
 fn test_modules() {
     // Create goldenfile mint.
-    let mut mint = goldenfile::Mint::new(".");
+    let files: Vec<_> = globwalk::glob("src/modules/**/*.in.zip")
+        .unwrap()
+        .flatten()
+        .map(|entry| entry.into_path())
+        .collect();
 
-    for entry in globwalk::glob("src/modules/**/*.in.zip").unwrap().flatten() {
-        // Path to the .in.zip file.
-        let path = entry.into_path();
+    files.into_par_iter().for_each(|path| {
+        let mut mint = goldenfile::Mint::new(".");
 
         // Read the data encoded in the .in.zip file.
         let data = create_binary_from_zipped_ihex(&path);
@@ -140,5 +145,5 @@ fn test_modules() {
         let mut yaml = yara_x_proto_yaml::Serializer::new(output_file);
 
         yaml.serialize(output).unwrap();
-    }
+    });
 }