diff --git a/src/tests/helpers.rs b/src/__private_tests/helpers.rs
similarity index 97%
rename from src/tests/helpers.rs
rename to src/__private_tests/helpers.rs
index ce175c5..0b228df 100644
--- a/src/tests/helpers.rs
+++ b/src/__private_tests/helpers.rs
@@ -1,7 +1,5 @@
 //! Some test helpers for setting up isolated dummy steam installations.
 
-// TODO: add a test with an env var flag that runs against your real local steam installation?
-
 use std::{
     collections::BTreeMap,
     convert::{TryFrom, TryInto},
@@ -10,9 +8,9 @@ use std::{
 };
 
 use crate::{
-    tests::{temp::TempDir, TestError},
     SteamDir,
 };
+use super::{temp::TempDir, TestError};
 
 use serde::Serialize;
 
@@ -305,7 +303,7 @@ impl SampleApp {
 #[cfg(test)]
 mod test {
     use super::*;
-    use crate::tests::TestResult;
+    use crate::__private_tests::TestResult;
 
     #[test]
     fn sanity() -> TestResult {
diff --git a/src/tests/legacy.rs b/src/__private_tests/legacy.rs
similarity index 99%
rename from src/tests/legacy.rs
rename to src/__private_tests/legacy.rs
index 9271609..7755ec8 100644
--- a/src/tests/legacy.rs
+++ b/src/__private_tests/legacy.rs
@@ -1,10 +1,10 @@
 use crate::{
-    tests::{
-        helpers::{expect_test_env, SampleApp},
-        TestResult,
-    },
     Error,
 };
+use super::{
+        helpers::{expect_test_env, SampleApp},
+        TestResult,
+    };
 
 static GMOD_ID: u32 = SampleApp::GarrysMod.id();
 
diff --git a/src/tests/mod.rs b/src/__private_tests/mod.rs
similarity index 100%
rename from src/tests/mod.rs
rename to src/__private_tests/mod.rs
diff --git a/src/tests/temp.rs b/src/__private_tests/temp.rs
similarity index 93%
rename from src/tests/temp.rs
rename to src/__private_tests/temp.rs
index bb6197b..2ce1b7e 100644
--- a/src/tests/temp.rs
+++ b/src/__private_tests/temp.rs
@@ -5,7 +5,7 @@
 
 use std::{collections, env, fs, hash, path};
 
-use crate::tests::TestError;
+use super::TestError;
 
 #[derive(Debug)]
 pub struct TempDir(Option<path::PathBuf>);
@@ -15,7 +15,6 @@ impl TempDir {
         let mut dir = env::temp_dir();
         let random_name = format!("steamlocate-test-{:x}", random_seed());
         dir.push(random_name);
-        // TODO: could retry on failure
         fs::create_dir_all(&dir)?;
         Ok(Self(Some(dir)))
     }
diff --git a/src/tests/tests.rs b/src/__private_tests/tests.rs
similarity index 96%
rename from src/tests/tests.rs
rename to src/__private_tests/tests.rs
index f98454e..6c9f9fa 100644
--- a/src/tests/tests.rs
+++ b/src/__private_tests/tests.rs
@@ -1,4 +1,4 @@
-use crate::tests::{
+use super::{
     helpers::{SampleApp, TempSteamDir},
     TestResult,
 };
diff --git a/src/tests/wasm.rs b/src/__private_tests/wasm.rs
similarity index 100%
rename from src/tests/wasm.rs
rename to src/__private_tests/wasm.rs
diff --git a/src/lib.rs b/src/lib.rs
index 77cbe6f..8aaefd3 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -28,7 +28,7 @@
 //! # /*
 //! let steam_dir = steamlocate::SteamDir::locate()?;
 //! # */
-//! # let temp_steam_dir = steamlocate::tests::helpers::expect_test_env();
+//! # let temp_steam_dir = steamlocate::__private_tests::helpers::expect_test_env();
 //! # let steam_dir = temp_steam_dir.steam_dir();
 //! println!("Steam installation - {}", steam_dir.path().display());
 //! // ^^ prints something like `Steam installation - C:\Program Files (x86)\Steam`
@@ -40,7 +40,7 @@
 //! assert_eq!(garrys_mod.name.as_ref().unwrap(), "Garry's Mod");
 //! println!("{garrys_mod:#?}");
 //! // ^^ prints something like vv
-//! # Ok::<_, steamlocate::tests::TestError>(())
+//! # Ok::<_, steamlocate::__private_tests::TestError>(())
 //! ```
 //! ```ignore
 //! App {
@@ -61,7 +61,7 @@
 //! # /*
 //! let steam_dir = steamlocate::SteamDir::locate()?;
 //! # */
-//! # let temp_steam_dir = steamlocate::tests::helpers::expect_test_env();
+//! # let temp_steam_dir = steamlocate::__private_tests::helpers::expect_test_env();
 //! # let steam_dir = temp_steam_dir.steam_dir();
 //!
 //! for library in steam_dir.libraries()? {
@@ -73,7 +73,7 @@
 //!         println!("    App {} - {:?}", app.app_id, app.name);
 //!     }
 //! }
-//! # Ok::<_, steamlocate::tests::TestError>(())
+//! # Ok::<_, steamlocate::__private_tests::TestError>(())
 //! ```
 //!
 //! On my laptop this prints
@@ -106,7 +106,7 @@ pub mod shortcut;
 // NOTE: exposed publicly, so that we can use them in doctests
 /// Not part of the public API >:V
 #[doc(hidden)]
-pub mod tests; // TODO: rename this since it may leak out in compiler error messages
+pub mod __private_tests;
 
 use std::collections::HashMap;
 use std::fs;
@@ -149,7 +149,7 @@ pub struct ReadmeDoctests;
 /// # /*
 /// let steam_dir = SteamDir::locate()?;
 /// # */
-/// # let temp_steam_dir = steamlocate::tests::helpers::expect_test_env();
+/// # let temp_steam_dir = steamlocate::__private_tests::helpers::expect_test_env();
 /// # let steam_dir = temp_steam_dir.steam_dir();
 /// assert!(steam_dir.path().ends_with("Steam"));
 /// ```
@@ -180,7 +180,7 @@ impl SteamDir {
     ///
     /// # Example
     /// ```
-    /// # let temp_steam_dir = steamlocate::tests::helpers::expect_test_env();
+    /// # let temp_steam_dir = steamlocate::__private_tests::helpers::expect_test_env();
     /// # let steam_dir = temp_steam_dir.steam_dir();
     /// # /*
     /// let steam_dir = SteamDir::locate()?;
@@ -189,7 +189,7 @@ impl SteamDir {
     /// let (warframe, library) = steam_dir.find_app(WARFRAME)?.unwrap();
     /// assert_eq!(warframe.app_id, WARFRAME);
     /// assert!(library.app_ids().contains(&warframe.app_id));
-    /// # Ok::<_, steamlocate::tests::TestError>(())
+    /// # Ok::<_, steamlocate::__private_tests::TestError>(())
     /// ```
     pub fn find_app(&self, app_id: u32) -> Result<Option<(App, Library)>> {
         // Search for the `app_id` in each library
diff --git a/src/library.rs b/src/library.rs
index 8db1f1a..3fdfaf4 100644
--- a/src/library.rs
+++ b/src/library.rs
@@ -135,7 +135,6 @@ impl Library {
         &self.path
     }
 
-    // TODO: if this was sorted then we could locate single apps faster
     pub fn app_ids(&self) -> &[u32] {
         &self.apps
     }
@@ -163,14 +162,14 @@ impl Library {
     ///
     /// ```
     /// # use std::path::Path;
-    /// # let temp_steam_dir = steamlocate::tests::helpers::expect_test_env();
+    /// # let temp_steam_dir = steamlocate::__private_tests::helpers::expect_test_env();
     /// # let steam_dir = temp_steam_dir.steam_dir();
     /// const GRAVEYARD_KEEPER: u32 = 599_140;
     /// let (graveyard_keeper, library) = steam_dir.find_app(GRAVEYARD_KEEPER)?.unwrap();
     /// let app_dir = library.resolve_app_dir(&graveyard_keeper);
     /// let expected_rel_path = Path::new("steamapps").join("common").join("Graveyard Keeper");
     /// assert!(app_dir.ends_with(expected_rel_path));
-    /// # Ok::<_, steamlocate::tests::TestError>(())
+    /// # Ok::<_, steamlocate::__private_tests::TestError>(())
     /// ```
     pub fn resolve_app_dir(&self, app: &App) -> PathBuf {
         self.path