diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index cd9b346b0..de62dbd1c 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -92,7 +92,7 @@ jobs:
           toolchain: stable
 
       - name: Run tests
-        run: cd rust-tooling && cargo test
+        run: cd rust-tooling/ci-tests && cargo test
 
   rustformat:
     name: Check Rust Formatting
diff --git a/rust-tooling/Cargo.lock b/rust-tooling/Cargo.lock
index ee7edff04..9d878f58f 100644
--- a/rust-tooling/Cargo.lock
+++ b/rust-tooling/Cargo.lock
@@ -112,6 +112,17 @@ dependencies = [
  "phf_codegen",
 ]
 
+[[package]]
+name = "ci-tests"
+version = "0.1.0"
+dependencies = [
+ "convert_case",
+ "ignore",
+ "models",
+ "serde_json",
+ "utils",
+]
+
 [[package]]
 name = "convert_case"
 version = "0.6.0"
@@ -189,9 +200,9 @@ dependencies = [
 
 [[package]]
 name = "dyn-clone"
-version = "1.0.13"
+version = "1.0.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbfc4744c1b8f2a09adc0e55242f60b1af195d88596bd8700be74418c056c555"
+checksum = "545b22097d44f8a9581187cdf93de7a71e4722bf51200cfaba810865b49a495d"
 
 [[package]]
 name = "equivalent"
@@ -200,26 +211,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
 
 [[package]]
-name = "exercism_tooling"
+name = "fnv"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
+
+[[package]]
+name = "generator"
 version = "0.1.0"
 dependencies = [
  "convert_case",
  "glob",
- "ignore",
  "inquire",
- "once_cell",
- "serde",
+ "models",
  "serde_json",
  "tera",
+ "utils",
  "uuid",
 ]
 
-[[package]]
-name = "fnv"
-version = "1.0.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
-
 [[package]]
 name = "generic-array"
 version = "0.14.7"
@@ -375,9 +385,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.147"
+version = "0.2.150"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4668fb0ea861c1df094127ac5f1da3409a82116a4ba74fca2e58ef927159bb3"
+checksum = "89d92a4743f9a61002fae18374ed11e7973f530cb3a3255fb354818118b2203c"
 
 [[package]]
 name = "libm"
@@ -387,9 +397,9 @@ checksum = "f7012b1bbb0719e1097c47611d3898568c546d597c2e74d66f6087edd5233ff4"
 
 [[package]]
 name = "lock_api"
-version = "0.4.10"
+version = "0.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1cc9717a20b1bb222f333e6a92fd32f7d8a18ddc5a3191a11af45dcbf4dcd16"
+checksum = "3c168f8615b12bc01f9c17e2eb0cc07dcae1940121185446edc3744920e8ef45"
 dependencies = [
  "autocfg",
  "scopeguard",
@@ -409,9 +419,9 @@ checksum = "8f232d6ef707e1956a43342693d2a31e72989554d58299d7a88738cc95b0d35c"
 
 [[package]]
 name = "mio"
-version = "0.8.8"
+version = "0.8.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "927a765cd3fc26206e66b296465fa9d3e5ab003e651c1b3c060e7956d96b19d2"
+checksum = "3dce281c5e46beae905d4de1870d8b1509a9142b62eedf18b443b011ca8343d0"
 dependencies = [
  "libc",
  "log",
@@ -419,6 +429,18 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "models"
+version = "0.1.0"
+dependencies = [
+ "ignore",
+ "once_cell",
+ "serde",
+ "serde_json",
+ "utils",
+ "uuid",
+]
+
 [[package]]
 name = "newline-converter"
 version = "0.2.2"
@@ -455,9 +477,9 @@ dependencies = [
 
 [[package]]
 name = "parking_lot_core"
-version = "0.9.8"
+version = "0.9.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93f00c865fe7cabf650081affecd3871070f26767e7b2070a3ffae14c654b447"
+checksum = "4c42a9226546d68acdd9c0a280d17ce19bfe27a46bf68784e4066115788d008e"
 dependencies = [
  "cfg-if",
  "libc",
@@ -620,9 +642,9 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.3.5"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "567664f262709473930a4bf9e51bf2ebf3348f2e748ccc50dea20646858f8f29"
+checksum = "4722d768eff46b75989dd134e5c353f0d6296e5aaa3132e776cbdb56be7731aa"
 dependencies = [
  "bitflags",
 ]
@@ -699,9 +721,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.105"
+version = "1.0.108"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "693151e1ac27563d6dbcec9dee9fbd5da8539b20fa14ad3752b2e6d363ace360"
+checksum = "3d1c7e3eac408d115102c4c24ad393e0821bb3a5df4d506a80f85f7a742a526b"
 dependencies = [
  "indexmap",
  "itoa",
@@ -767,9 +789,9 @@ dependencies = [
 
 [[package]]
 name = "smallvec"
-version = "1.11.0"
+version = "1.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62bb4feee49fdd9f707ef802e22365a35de4b7b299de4763d44bfea899442ff9"
+checksum = "4dccd0940a2dcdf68d092b8cbab7dc0ad8fa938bf95787e1b916b0e3d0e8e970"
 
 [[package]]
 name = "syn"
@@ -910,15 +932,19 @@ checksum = "1dd624098567895118886609431a7c3b8f516e41d30e0643f03d94592a147e36"
 
 [[package]]
 name = "unicode-width"
-version = "0.1.10"
+version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0edd1e5b14653f783770bce4a4dabb4a5108a5370a5f5d8cfe8710c361f6c8b"
+checksum = "e51733f11c9c4f72aa0c160008246859e340b00807569a0da0e7a1079b27ba85"
+
+[[package]]
+name = "utils"
+version = "0.1.0"
 
 [[package]]
 name = "uuid"
-version = "1.4.1"
+version = "1.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "79daa5ed5740825c40b389c5e50312b9c86df53fccd33f281df655642b43869d"
+checksum = "5e395fcf16a7a3d8127ec99782007af141946b4795001f876d54fb0d55978560"
 dependencies = [
  "getrandom",
 ]
diff --git a/rust-tooling/Cargo.toml b/rust-tooling/Cargo.toml
index a60bfb872..d636e848f 100644
--- a/rust-tooling/Cargo.toml
+++ b/rust-tooling/Cargo.toml
@@ -1,17 +1,3 @@
-[package]
-name = "exercism_tooling"
-version = "0.1.0"
-edition = "2021"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[dependencies]
-convert_case = "0.6.0"
-glob = "0.3.1"
-ignore = "0.4.20"
-inquire = "0.6.2"
-once_cell = "1.18.0"
-serde = { version = "1.0.188", features = ["derive"] }
-serde_json = { version = "1.0.105", features = ["preserve_order"] }
-tera = "1.19.1"
-uuid = { version = "1.4.1", features = ["v4"] }
+[workspace]
+members = ["generator", "ci-tests", "utils", "models"]
+resolver = "2"
diff --git a/rust-tooling/ci-tests/Cargo.toml b/rust-tooling/ci-tests/Cargo.toml
new file mode 100644
index 000000000..ba6030c47
--- /dev/null
+++ b/rust-tooling/ci-tests/Cargo.toml
@@ -0,0 +1,16 @@
+[package]
+name = "ci-tests"
+version = "0.1.0"
+edition = "2021"
+description = "Tests to be run in CI to make sure the repo is in good shape"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+# This crate is built in CI to run the tests.
+# Be considerate when adding dependencies to keep compile times reasonable.
+[dependencies]
+convert_case = "0.6.0"
+ignore = "0.4.20"
+models = { version = "0.1.0", path = "../models" }
+serde_json = "1.0.108"
+utils = { version = "0.1.0", path = "../utils" }
diff --git a/rust-tooling/ci-tests/src/lib.rs b/rust-tooling/ci-tests/src/lib.rs
new file mode 100644
index 000000000..9255357f4
--- /dev/null
+++ b/rust-tooling/ci-tests/src/lib.rs
@@ -0,0 +1,5 @@
+//! dummy lib.rs
+//!
+//! This crate only exists for the tests.
+//! The lib.rs may be used for shared code amoung the tests,
+//! if that ever turns out to be useful.
diff --git a/rust-tooling/tests/bash_script_conventions.rs b/rust-tooling/ci-tests/tests/bash_script_conventions.rs
similarity index 96%
rename from rust-tooling/tests/bash_script_conventions.rs
rename to rust-tooling/ci-tests/tests/bash_script_conventions.rs
index a6a9091ab..95f0792ce 100644
--- a/rust-tooling/tests/bash_script_conventions.rs
+++ b/rust-tooling/ci-tests/tests/bash_script_conventions.rs
@@ -1,12 +1,11 @@
 use std::path::PathBuf;
 
 use convert_case::{Case, Casing};
-use exercism_tooling::fs_utils;
 
 /// Runs a function for each bash script in the bin directory.
 /// The function is passed the path of the script.
 fn for_all_scripts(f: fn(&str)) {
-    fs_utils::cd_into_repo_root();
+    utils::fs::cd_into_repo_root();
 
     for entry in std::fs::read_dir("bin").unwrap() {
         let path = entry.unwrap().path();
diff --git a/rust-tooling/tests/count_ignores.rs b/rust-tooling/ci-tests/tests/count_ignores.rs
similarity index 96%
rename from rust-tooling/tests/count_ignores.rs
rename to rust-tooling/ci-tests/tests/count_ignores.rs
index 9b7349624..e10919a64 100644
--- a/rust-tooling/tests/count_ignores.rs
+++ b/rust-tooling/ci-tests/tests/count_ignores.rs
@@ -1,4 +1,4 @@
-use exercism_tooling::exercise_config::{
+use models::exercise_config::{
     get_all_concept_exercise_paths, get_all_practice_exercise_paths, PracticeExercise,
 };
 
diff --git a/rust-tooling/tests/difficulties.rs b/rust-tooling/ci-tests/tests/difficulties.rs
similarity index 89%
rename from rust-tooling/tests/difficulties.rs
rename to rust-tooling/ci-tests/tests/difficulties.rs
index 3808829ed..2fd3b2ea6 100644
--- a/rust-tooling/tests/difficulties.rs
+++ b/rust-tooling/ci-tests/tests/difficulties.rs
@@ -1,6 +1,6 @@
 //! Make sure exercise difficulties are set correctly
 
-use exercism_tooling::track_config::TRACK_CONFIG;
+use models::track_config::TRACK_CONFIG;
 
 #[test]
 fn difficulties_are_valid() {
diff --git a/rust-tooling/tests/no_authors_in_cargo_toml.rs b/rust-tooling/ci-tests/tests/no_authors_in_cargo_toml.rs
similarity index 89%
rename from rust-tooling/tests/no_authors_in_cargo_toml.rs
rename to rust-tooling/ci-tests/tests/no_authors_in_cargo_toml.rs
index 2e312c671..7cbece376 100644
--- a/rust-tooling/tests/no_authors_in_cargo_toml.rs
+++ b/rust-tooling/ci-tests/tests/no_authors_in_cargo_toml.rs
@@ -1,4 +1,4 @@
-use exercism_tooling::exercise_config::get_all_exercise_paths;
+use models::exercise_config::get_all_exercise_paths;
 
 /// The package manifest of each exercise should not contain an `authors` field.
 /// The authors are already specified in the track configuration.
diff --git a/rust-tooling/tests/no_trailing_whitespace.rs b/rust-tooling/ci-tests/tests/no_trailing_whitespace.rs
similarity index 92%
rename from rust-tooling/tests/no_trailing_whitespace.rs
rename to rust-tooling/ci-tests/tests/no_trailing_whitespace.rs
index 9fc3254c7..aa368e3ff 100644
--- a/rust-tooling/tests/no_trailing_whitespace.rs
+++ b/rust-tooling/ci-tests/tests/no_trailing_whitespace.rs
@@ -1,7 +1,5 @@
 use std::path::Path;
 
-use exercism_tooling::fs_utils;
-
 fn contains_trailing_whitespace(p: &Path) -> bool {
     let contents = std::fs::read_to_string(p).unwrap();
     for line in contents.lines() {
@@ -14,7 +12,7 @@ fn contains_trailing_whitespace(p: &Path) -> bool {
 
 #[test]
 fn no_trailing_whitespace() {
-    fs_utils::cd_into_repo_root();
+    utils::fs::cd_into_repo_root();
 
     for entry in ignore::Walk::new("./") {
         let entry = entry.unwrap();
diff --git a/rust-tooling/generator/Cargo.toml b/rust-tooling/generator/Cargo.toml
new file mode 100644
index 000000000..c92ed589b
--- /dev/null
+++ b/rust-tooling/generator/Cargo.toml
@@ -0,0 +1,17 @@
+[package]
+name = "generator"
+version = "0.1.0"
+edition = "2021"
+description = "Generates exercise boilerplate, especially test cases"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+convert_case = "0.6.0"
+glob = "0.3.1"
+inquire = "0.6.2"
+models = { version = "0.1.0", path = "../models" }
+serde_json = { version = "1.0.105", features = ["preserve_order"] }
+tera = "1.19.1"
+utils = { version = "0.1.0", path = "../utils" }
+uuid = { version = "1.4.1", features = ["v4"] }
diff --git a/rust-tooling/src/default_test_template.tera b/rust-tooling/generator/default_test_template.tera
similarity index 100%
rename from rust-tooling/src/default_test_template.tera
rename to rust-tooling/generator/default_test_template.tera
diff --git a/rust-tooling/src/bin/generate_exercise.rs b/rust-tooling/generator/src/bin/generate_exercise.rs
similarity index 97%
rename from rust-tooling/src/bin/generate_exercise.rs
rename to rust-tooling/generator/src/bin/generate_exercise.rs
index b22fa1562..0abc88db2 100644
--- a/rust-tooling/src/bin/generate_exercise.rs
+++ b/rust-tooling/generator/src/bin/generate_exercise.rs
@@ -1,12 +1,10 @@
 use std::path::PathBuf;
 
 use convert_case::{Case, Casing};
-use exercism_tooling::{
-    exercise_generation, fs_utils,
-    track_config::{self, TRACK_CONFIG},
-};
+use generator::exercise_generation;
 use glob::glob;
 use inquire::{validator::Validation, Select, Text};
+use models::track_config::{self, TRACK_CONFIG};
 
 enum Difficulty {
     Easy,
@@ -39,7 +37,7 @@ impl std::fmt::Display for Difficulty {
 }
 
 fn main() {
-    fs_utils::cd_into_repo_root();
+    utils::fs::cd_into_repo_root();
 
     let is_update = std::env::args().any(|arg| arg == "update");
 
diff --git a/rust-tooling/src/exercise_generation.rs b/rust-tooling/generator/src/exercise_generation.rs
similarity index 91%
rename from rust-tooling/src/exercise_generation.rs
rename to rust-tooling/generator/src/exercise_generation.rs
index 3421abbf7..f85687f2c 100644
--- a/rust-tooling/src/exercise_generation.rs
+++ b/rust-tooling/generator/src/exercise_generation.rs
@@ -4,10 +4,10 @@ use std::{
     process::{Command, Stdio},
 };
 
-use tera::Context;
+use tera::{Context, Tera};
 
-use crate::{
-    exercise_config::{get_excluded_tests, get_test_emplate},
+use models::{
+    exercise_config::get_excluded_tests,
     problem_spec::{get_additional_test_cases, get_canonical_data, SingleTestCase, TestCase},
 };
 
@@ -76,7 +76,7 @@ fn generate_example_rs(fn_name: &str) -> String {
     )
 }
 
-static TEST_TEMPLATE: &str = include_str!("default_test_template.tera");
+static TEST_TEMPLATE: &str = include_str!("../default_test_template.tera");
 
 fn extend_single_cases(single_cases: &mut Vec<SingleTestCase>, cases: Vec<TestCase>) {
     for case in cases {
@@ -101,7 +101,7 @@ fn generate_tests(slug: &str, fn_names: Vec<String>) -> String {
         cases
     };
     let excluded_tests = get_excluded_tests(slug);
-    let mut template = get_test_emplate(slug).unwrap();
+    let mut template = get_test_template(slug).unwrap();
     if template.get_template_names().next().is_none() {
         template
             .add_raw_template("test_template.tera", TEST_TEMPLATE)
@@ -143,3 +143,7 @@ fn generate_tests(slug: &str, fn_names: Vec<String>) -> String {
         rendered.into()
     }
 }
+
+pub fn get_test_template(slug: &str) -> Option<Tera> {
+    Some(Tera::new(format!("exercises/practice/{slug}/.meta/*.tera").as_str()).unwrap())
+}
diff --git a/rust-tooling/generator/src/lib.rs b/rust-tooling/generator/src/lib.rs
new file mode 100644
index 000000000..0657ebb64
--- /dev/null
+++ b/rust-tooling/generator/src/lib.rs
@@ -0,0 +1 @@
+pub mod exercise_generation;
diff --git a/rust-tooling/models/Cargo.toml b/rust-tooling/models/Cargo.toml
new file mode 100644
index 000000000..505f22dea
--- /dev/null
+++ b/rust-tooling/models/Cargo.toml
@@ -0,0 +1,15 @@
+[package]
+name = "models"
+version = "0.1.0"
+edition = "2021"
+description = "Data structures for exercism stuff"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+ignore = "0.4.20"
+once_cell = "1.18.0"
+serde = { version = "1.0.188", features = ["derive"] }
+serde_json = { version = "1.0.105", features = ["preserve_order"] }
+utils = { version = "0.1.0", path = "../utils" }
+uuid = { version = "1.6.1", features = ["v4"] }
diff --git a/rust-tooling/src/exercise_config.rs b/rust-tooling/models/src/exercise_config.rs
similarity index 88%
rename from rust-tooling/src/exercise_config.rs
rename to rust-tooling/models/src/exercise_config.rs
index c41d2807a..2ab4ff4b0 100644
--- a/rust-tooling/src/exercise_config.rs
+++ b/rust-tooling/models/src/exercise_config.rs
@@ -1,9 +1,8 @@
 //! This module provides a data structure for exercise configuration stored in
-//! `.meta/config`. It is capable of serializing and deserializing th
+//! `.meta/config`. It is capable of serializing and deserializing the
 //! configuration, for example with `serde_json`.
 
 use serde::{Deserialize, Serialize};
-use tera::Tera;
 
 use crate::track_config::TRACK_CONFIG;
 
@@ -62,23 +61,23 @@ pub struct Custom {
 }
 
 pub fn get_all_concept_exercise_paths() -> impl Iterator<Item = String> {
-    let crate_dir = env!("CARGO_MANIFEST_DIR");
+    use utils::fs::REPO_ROOT_DIR;
 
     TRACK_CONFIG
         .exercises
         .concept
         .iter()
-        .map(move |e| format!("{crate_dir}/../exercises/concept/{}", e.slug))
+        .map(move |e| format!("{REPO_ROOT_DIR}/exercises/concept/{}", e.slug))
 }
 
 pub fn get_all_practice_exercise_paths() -> impl Iterator<Item = String> {
-    let crate_dir = env!("CARGO_MANIFEST_DIR");
+    use utils::fs::REPO_ROOT_DIR;
 
     TRACK_CONFIG
         .exercises
         .practice
         .iter()
-        .map(move |e| format!("{crate_dir}/../exercises/practice/{}", e.slug))
+        .map(move |e| format!("{REPO_ROOT_DIR}/exercises/practice/{}", e.slug))
 }
 
 pub fn get_all_exercise_paths() -> impl Iterator<Item = String> {
@@ -120,8 +119,3 @@ pub fn get_excluded_tests(slug: &str) -> Vec<String> {
 
     excluded_tests
 }
-
-/// Returns the uuids of the tests excluded in .meta/tests.toml
-pub fn get_test_emplate(slug: &str) -> Option<Tera> {
-    Some(Tera::new(format!("exercises/practice/{slug}/.meta/*.tera").as_str()).unwrap())
-}
diff --git a/rust-tooling/src/lib.rs b/rust-tooling/models/src/lib.rs
similarity index 59%
rename from rust-tooling/src/lib.rs
rename to rust-tooling/models/src/lib.rs
index 727eaca9a..6833d8f0e 100644
--- a/rust-tooling/src/lib.rs
+++ b/rust-tooling/models/src/lib.rs
@@ -1,5 +1,3 @@
-pub mod problem_spec;
 pub mod exercise_config;
+pub mod problem_spec;
 pub mod track_config;
-pub mod exercise_generation;
-pub mod fs_utils;
diff --git a/rust-tooling/src/problem_spec.rs b/rust-tooling/models/src/problem_spec.rs
similarity index 98%
rename from rust-tooling/src/problem_spec.rs
rename to rust-tooling/models/src/problem_spec.rs
index 56a5c4fe7..1c8c23161 100644
--- a/rust-tooling/src/problem_spec.rs
+++ b/rust-tooling/models/src/problem_spec.rs
@@ -72,7 +72,7 @@ pub fn get_additional_test_cases(slug: &str) -> Vec<TestCase> {
 
 #[test]
 fn deserialize_canonical_data() {
-    crate::fs_utils::cd_into_repo_root();
+    utils::fs::cd_into_repo_root();
     for entry in ignore::Walk::new("problem-specifications/exercises")
         .filter_map(|e| e.ok())
         .filter(|e| e.file_name().to_str().unwrap() == "canonical-data.json")
diff --git a/rust-tooling/src/track_config.rs b/rust-tooling/models/src/track_config.rs
similarity index 98%
rename from rust-tooling/src/track_config.rs
rename to rust-tooling/models/src/track_config.rs
index 01c425982..fc0bda868 100644
--- a/rust-tooling/src/track_config.rs
+++ b/rust-tooling/models/src/track_config.rs
@@ -12,7 +12,7 @@ use once_cell::sync::Lazy;
 use serde::{Deserialize, Serialize};
 
 pub static TRACK_CONFIG: Lazy<TrackConfig> = Lazy::new(|| {
-    let config = include_str!("../../config.json");
+    let config = include_str!("../../../config.json");
     serde_json::from_str(config).expect("should deserialize the track config")
 });
 
diff --git a/rust-tooling/utils/Cargo.toml b/rust-tooling/utils/Cargo.toml
new file mode 100644
index 000000000..a0cba9a27
--- /dev/null
+++ b/rust-tooling/utils/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "utils"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/rust-tooling/src/fs_utils.rs b/rust-tooling/utils/src/fs.rs
similarity index 56%
rename from rust-tooling/src/fs_utils.rs
rename to rust-tooling/utils/src/fs.rs
index 6af30496a..6a86bca2b 100644
--- a/rust-tooling/src/fs_utils.rs
+++ b/rust-tooling/utils/src/fs.rs
@@ -1,12 +1,18 @@
 //! This module contains utilities for working with the files in this repo.
 
+pub static REPO_ROOT_DIR: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/../..");
+
+#[test]
+fn repo_root_dir_is_correct() {
+    let git_database = std::path::PathBuf::from(REPO_ROOT_DIR).join(".git");
+    assert!(git_database.is_dir())
+}
+
 /// Changes the current working directory to the root of the repository.
 ///
 /// This is intended to be used by executables which operate on files
 /// of the repository, so they can use relative paths and still work
 /// when called from anywhere within the repository.
 pub fn cd_into_repo_root() {
-    static RUST_TOOLING_DIR: &str = env!("CARGO_MANIFEST_DIR");
-    let repo_root_dir = std::path::PathBuf::from(RUST_TOOLING_DIR).join("..");
-    std::env::set_current_dir(repo_root_dir).unwrap();
+    std::env::set_current_dir(REPO_ROOT_DIR).unwrap();
 }
diff --git a/rust-tooling/utils/src/lib.rs b/rust-tooling/utils/src/lib.rs
new file mode 100644
index 000000000..d521fbd77
--- /dev/null
+++ b/rust-tooling/utils/src/lib.rs
@@ -0,0 +1 @@
+pub mod fs;