test rust directly

testing/language_helpers.py

@@ -3,7 +3,6 @@ from __future__ import annotations
 import os
 from typing import Sequence
 
-import pre_commit.constants as C
 from pre_commit.languages.all import Language
 from pre_commit.prefix import Prefix
 
@@ -14,10 +13,11 @@ def run_language(
         exe: str,
         args: Sequence[str] = (),
         file_args: Sequence[str] = (),
-        version: str = C.DEFAULT,
+        version: str | None = None,
         deps: Sequence[str] = (),
 ) -> tuple[int, bytes]:
     prefix = Prefix(str(path))
+    version = version or language.get_default_version()
 
     language.install_environment(prefix, version, deps)
     with language.in_env(prefix, version):

testing/resources/rust_hooks_repo/.pre-commit-hooks.yaml

@@ -1,5 +0,0 @@
--   id: rust-hook
-    name: rust example hook
-    entry: rust-hello-world
-    language: rust
-    files: ''

testing/resources/rust_hooks_repo/Cargo.lock

@@ -1,3 +0,0 @@
-[[package]]
-name = "rust-hello-world"
-version = "0.1.0"

testing/resources/rust_hooks_repo/Cargo.toml

@@ -1,3 +0,0 @@
-[package]
-name = "rust-hello-world"
-version = "0.1.0"

testing/resources/rust_hooks_repo/src/main.rs

@@ -1,3 +0,0 @@
-fn main() {
-    println!("hello world");
-}