diff --git a/Cargo.toml b/Cargo.toml
index 09f3698d..0b166e89 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,6 +25,7 @@ jwt-openid = ["jwt"]
 cli = ["dep:clap"]
 otel = ["dep:opentelemetry", "dep:opentelemetry_sdk", "dep:opentelemetry-otlp", "dep:tracing-opentelemetry"]
 grpc = ["dep:tonic"]
+testing = ["dep:insta", "dep:rstest"]
 
 [dependencies]
 # Config
@@ -75,6 +76,10 @@ clap = { workspace = true, features = ["derive", "string"], optional = true }
 # gRPC
 tonic = { workspace = true, optional = true }
 
+# Testing
+insta = { workspace = true, optional = true }
+rstest = { workspace = true, optional = true }
+
 # Others
 anyhow = { workspace = true }
 serde = { workspace = true }
@@ -87,7 +92,7 @@ serde_json = "1.0.96"
 toml = "0.8.0"
 url = { version = "2.2.2", features = ["serde"] }
 uuid = { version = "1.1.2", features = ["v4", "serde"] }
-futures = "0.3.19"
+futures = "0.3.21"
 futures-core = "0.3.28"
 chrono = { version = "0.4.34", features = ["serde"] }
 byte-unit = { version = "5.0.0", features = ["serde"] }
@@ -103,10 +108,10 @@ time = "0.3.36"
 
 [dev-dependencies]
 cargo-husky = { version = "1.5.0", default-features = false, features = ["user-hooks"] }
-insta = { version = "1.39.0", features = ["toml"] }
+insta = { workspace = true }
 mockall = "0.12.1"
 mockall_double = "0.3.1"
-rstest = "0.21.0"
+rstest = { workspace = true }
 
 [workspace]
 members = [".", "examples/*"]
@@ -131,6 +136,10 @@ tonic = { version = "0.11.0" }
 # Todo: the default `rss-stats` feature has a dependency that currently can't be satisfied (memchr: ~2.3)
 rusty-sidekiq = { version = "0.10.5", default-features = false }
 
+# Testing
+insta = { version = "1.39.0", features = ["toml", "filters"] }
+rstest = { version = "0.21.0" }
+
 # Others
 # Todo: minimize tokio features included in `roadster`
 tokio = { version = "1.28.0", features = ["full"] }
diff --git a/src/api/cli/mod.rs b/src/api/cli/mod.rs
index 591237d3..8518588f 100644
--- a/src/api/cli/mod.rs
+++ b/src/api/cli/mod.rs
@@ -155,7 +155,7 @@ mockall::mock! {
 mod tests {
     use super::*;
     use crate::app::MockApp;
-    use crate::util::test_util::TestCase;
+    use crate::testing::snapshot::TestCase;
     use insta::assert_toml_snapshot;
     use itertools::Itertools;
     use rstest::{fixture, rstest};
diff --git a/src/config/app_config.rs b/src/config/app_config.rs
index eb81b3d2..278cd80e 100644
--- a/src/config/app_config.rs
+++ b/src/config/app_config.rs
@@ -6,7 +6,7 @@ use crate::config::health_check::HealthCheck;
 use crate::config::service::Service;
 use crate::config::tracing::Tracing;
 use crate::error::RoadsterResult;
-use crate::util::serde_util::default_true;
+use crate::util::serde::default_true;
 use config::builder::DefaultState;
 use config::{Case, Config, ConfigBuilder, FileFormat};
 use dotenvy::dotenv;
diff --git a/src/config/auth/mod.rs b/src/config/auth/mod.rs
index 5f6e371e..874d3ab9 100644
--- a/src/config/auth/mod.rs
+++ b/src/config/auth/mod.rs
@@ -1,4 +1,4 @@
-use crate::util::serde_util::UriOrString;
+use crate::util::serde::UriOrString;
 use serde_derive::{Deserialize, Serialize};
 use validator::Validate;
 
@@ -35,7 +35,7 @@ pub struct JwtClaims {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use crate::util::test_util::TestCase;
+    use crate::testing::snapshot::TestCase;
     use insta::assert_toml_snapshot;
     use rstest::{fixture, rstest};
 
diff --git a/src/config/database/mod.rs b/src/config/database/mod.rs
index 73138698..fff58e30 100644
--- a/src/config/database/mod.rs
+++ b/src/config/database/mod.rs
@@ -68,7 +68,7 @@ impl From<&Database> for ConnectOptions {
 #[cfg(test)]
 mod deserialize_tests {
     use super::*;
-    use crate::util::test_util::TestCase;
+    use crate::testing::snapshot::TestCase;
     use insta::{assert_debug_snapshot, assert_toml_snapshot};
     use rstest::{fixture, rstest};
 
diff --git a/src/config/health_check/mod.rs b/src/config/health_check/mod.rs
index 822e8cb9..34520010 100644
--- a/src/config/health_check/mod.rs
+++ b/src/config/health_check/mod.rs
@@ -1,6 +1,6 @@
 use crate::app::context::AppContext;
 use crate::config::app_config::CustomConfig;
-use crate::util::serde_util::default_true;
+use crate::util::serde::default_true;
 use axum::extract::FromRef;
 use config::{FileFormat, FileSourceString};
 use serde_derive::{Deserialize, Serialize};
diff --git a/src/config/service/http/default_routes.rs b/src/config/service/http/default_routes.rs
index 271753d9..f32e699f 100644
--- a/src/config/service/http/default_routes.rs
+++ b/src/config/service/http/default_routes.rs
@@ -1,5 +1,5 @@
 use crate::app::context::AppContext;
-use crate::util::serde_util::default_true;
+use crate::util::serde::default_true;
 use axum::extract::FromRef;
 use serde_derive::{Deserialize, Serialize};
 use validator::Validate;
diff --git a/src/config/service/http/initializer.rs b/src/config/service/http/initializer.rs
index db128f64..af7e066e 100644
--- a/src/config/service/http/initializer.rs
+++ b/src/config/service/http/initializer.rs
@@ -1,7 +1,7 @@
 use crate::app::context::AppContext;
 use crate::config::app_config::CustomConfig;
 use crate::service::http::initializer::normalize_path::NormalizePathConfig;
-use crate::util::serde_util::default_true;
+use crate::util::serde::default_true;
 use axum::extract::FromRef;
 use serde_derive::{Deserialize, Serialize};
 use std::collections::BTreeMap;
diff --git a/src/config/service/http/middleware.rs b/src/config/service/http/middleware.rs
index 6814db1a..2d7c7c6a 100644
--- a/src/config/service/http/middleware.rs
+++ b/src/config/service/http/middleware.rs
@@ -12,7 +12,7 @@ use crate::service::http::middleware::sensitive_headers::{
 use crate::service::http::middleware::size_limit::SizeLimitConfig;
 use crate::service::http::middleware::timeout::TimeoutConfig;
 use crate::service::http::middleware::tracing::TracingConfig;
-use crate::util::serde_util::default_true;
+use crate::util::serde::default_true;
 use axum::extract::FromRef;
 use serde_derive::{Deserialize, Serialize};
 use std::collections::BTreeMap;
diff --git a/src/config/service/mod.rs b/src/config/service/mod.rs
index 0c15959e..57b3d65c 100644
--- a/src/config/service/mod.rs
+++ b/src/config/service/mod.rs
@@ -12,7 +12,7 @@ use crate::config::service::grpc::GrpcServiceConfig;
 use crate::config::service::http::HttpServiceConfig;
 #[cfg(feature = "sidekiq")]
 use crate::config::service::worker::sidekiq::SidekiqServiceConfig;
-use crate::util::serde_util::default_true;
+use crate::util::serde::default_true;
 use serde_derive::{Deserialize, Serialize};
 use validator::Validate;
 
diff --git a/src/config/service/worker/sidekiq/mod.rs b/src/config/service/worker/sidekiq/mod.rs
index c3fb516c..c3ca3e9c 100644
--- a/src/config/service/worker/sidekiq/mod.rs
+++ b/src/config/service/worker/sidekiq/mod.rs
@@ -106,7 +106,7 @@ pub struct ConnectionPool {
 #[cfg(test)]
 mod deserialize_tests {
     use super::*;
-    use crate::util::test_util::TestCase;
+    use crate::testing::snapshot::TestCase;
     use insta::assert_toml_snapshot;
     use rstest::{fixture, rstest};
 
diff --git a/src/config/tracing/mod.rs b/src/config/tracing/mod.rs
index 51c9a19f..1c8ab605 100644
--- a/src/config/tracing/mod.rs
+++ b/src/config/tracing/mod.rs
@@ -1,5 +1,5 @@
 #[cfg(feature = "otel")]
-use crate::util::serde_util::default_true;
+use crate::util::serde::default_true;
 use config::{FileFormat, FileSourceString};
 use serde_derive::{Deserialize, Serialize};
 use strum_macros::{EnumString, IntoStaticStr};
@@ -50,7 +50,7 @@ pub enum Format {
 #[cfg(all(test, feature = "otel"))]
 mod deserialize_tests {
     use super::*;
-    use crate::util::test_util::TestCase;
+    use crate::testing::snapshot::TestCase;
     use insta::assert_toml_snapshot;
     use rstest::{fixture, rstest};
 
diff --git a/src/health_check/default.rs b/src/health_check/default.rs
index 2a47f96f..96518cd4 100644
--- a/src/health_check/default.rs
+++ b/src/health_check/default.rs
@@ -37,7 +37,7 @@ pub fn default_health_checks(
 mod tests {
     use crate::app::context::AppContext;
     use crate::config::app_config::AppConfig;
-    use crate::util::test_util::TestCase;
+    use crate::testing::snapshot::TestCase;
     use bb8::Pool;
     use insta::assert_toml_snapshot;
     use itertools::Itertools;
diff --git a/src/lib.rs b/src/lib.rs
index 8486cbdb..af8a062d 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -23,5 +23,7 @@ pub mod error;
 pub mod health_check;
 pub mod middleware;
 pub mod service;
+#[cfg(any(test, feature = "testing"))]
+pub mod testing;
 pub mod tracing;
 pub mod util;
diff --git a/src/middleware/http/auth/jwt/ietf.rs b/src/middleware/http/auth/jwt/ietf.rs
index 6e923e56..e5ff0a47 100644
--- a/src/middleware/http/auth/jwt/ietf.rs
+++ b/src/middleware/http/auth/jwt/ietf.rs
@@ -1,5 +1,5 @@
 use crate::middleware::http::auth::jwt::Subject;
-use crate::util::serde_util::UriOrString;
+use crate::util::serde::UriOrString;
 use chrono::serde::ts_seconds;
 use chrono::{DateTime, Utc};
 use serde_derive::{Deserialize, Serialize};
@@ -55,7 +55,7 @@ mod tests {
     use super::*;
     use crate::error::RoadsterResult;
     use crate::middleware::http::auth::jwt::decode_auth_token;
-    use crate::util::serde_util::{UriOrString, Wrapper};
+    use crate::util::serde::{UriOrString, Wrapper};
     use chrono::{TimeDelta, Utc};
     use jsonwebtoken::{encode, EncodingKey, Header, TokenData};
     use serde_json::from_str;
diff --git a/src/middleware/http/auth/jwt/mod.rs b/src/middleware/http/auth/jwt/mod.rs
index 8b14eaee..848808e5 100644
--- a/src/middleware/http/auth/jwt/mod.rs
+++ b/src/middleware/http/auth/jwt/mod.rs
@@ -9,7 +9,7 @@ use crate::error::{Error, RoadsterResult};
 use crate::middleware::http::auth::jwt::ietf::Claims;
 #[cfg(all(feature = "jwt-openid", not(feature = "jwt-ietf")))]
 use crate::middleware::http::auth::jwt::openid::Claims;
-use crate::util::serde_util::{deserialize_from_str, serialize_to_str};
+use crate::util::serde::{deserialize_from_str, serialize_to_str};
 #[cfg(feature = "open-api")]
 use aide::OperationInput;
 use async_trait::async_trait;
@@ -130,7 +130,7 @@ pub enum Subject {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use crate::util::serde_util::Wrapper;
+    use crate::util::serde::Wrapper;
     use serde_json::from_str;
     use std::str::FromStr;
     use url::Url;
diff --git a/src/middleware/http/auth/jwt/openid.rs b/src/middleware/http/auth/jwt/openid.rs
index 108eaef2..eb1c5064 100644
--- a/src/middleware/http/auth/jwt/openid.rs
+++ b/src/middleware/http/auth/jwt/openid.rs
@@ -7,7 +7,7 @@ use serde_with::serde_as;
 use std::collections::BTreeMap;
 use url::Url;
 
-use crate::util::serde_util::{deserialize_from_str, serialize_to_str, UriOrString};
+use crate::util::serde::{deserialize_from_str, serialize_to_str, UriOrString};
 
 /// JWT Claims. Provides fields for the default/recommended registered claim names. Additional
 /// claim names are collected in the `custom` map.
@@ -71,7 +71,7 @@ pub enum Acr {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use crate::util::serde_util::Wrapper;
+    use crate::util::serde::Wrapper;
     use serde_json::from_str;
     use std::str::FromStr;
     use url::Url;
diff --git a/src/service/http/middleware/cors.rs b/src/service/http/middleware/cors.rs
index 379becbf..94c37aba 100644
--- a/src/service/http/middleware/cors.rs
+++ b/src/service/http/middleware/cors.rs
@@ -286,8 +286,8 @@ where
 mod tests {
     use super::*;
     use crate::config::app_config::AppConfig;
-    use crate::util::serde_util::Wrapper;
-    use crate::util::test_util::TestCase;
+    use crate::testing::snapshot::TestCase;
+    use crate::util::serde::Wrapper;
     use insta::assert_toml_snapshot;
     use rstest::{fixture, rstest};
 
diff --git a/src/service/http/middleware/default.rs b/src/service/http/middleware/default.rs
index 5eda7eef..8856cb83 100644
--- a/src/service/http/middleware/default.rs
+++ b/src/service/http/middleware/default.rs
@@ -43,7 +43,7 @@ where
 mod tests {
     use crate::app::context::AppContext;
     use crate::config::app_config::AppConfig;
-    use crate::util::test_util::TestCase;
+    use crate::testing::snapshot::TestCase;
     use insta::assert_toml_snapshot;
     use itertools::Itertools;
     use rstest::{fixture, rstest};
diff --git a/src/service/worker/sidekiq/app_worker.rs b/src/service/worker/sidekiq/app_worker.rs
index 31c19338..d6b6e249 100644
--- a/src/service/worker/sidekiq/app_worker.rs
+++ b/src/service/worker/sidekiq/app_worker.rs
@@ -133,7 +133,7 @@ where
 #[cfg(test)]
 mod tests {
     use super::*;
-    use crate::util::serde_util::Wrapper;
+    use crate::util::serde::Wrapper;
     use serde_json::from_str;
 
     #[test]
@@ -179,7 +179,7 @@ mod tests {
 #[cfg(test)]
 mod deserialize_tests {
     use super::*;
-    use crate::util::test_util::TestCase;
+    use crate::testing::snapshot::TestCase;
     use insta::assert_toml_snapshot;
     use rstest::{fixture, rstest};
 
diff --git a/src/testing/mod.rs b/src/testing/mod.rs
new file mode 100644
index 00000000..8d263be8
--- /dev/null
+++ b/src/testing/mod.rs
@@ -0,0 +1 @@
+pub mod snapshot;
diff --git a/src/testing/snapshot.rs b/src/testing/snapshot.rs
new file mode 100644
index 00000000..70298f78
--- /dev/null
+++ b/src/testing/snapshot.rs
@@ -0,0 +1,270 @@
+//! Utilities for modifying `insta` snapshot [Settings].
+
+use crate::util::regex::UUID_REGEX;
+use insta::internals::SettingsBindDropGuard;
+use insta::Settings;
+use std::thread::current;
+use typed_builder::TypedBuilder;
+
+/// Configure which settings to apply on the snapshot [Settings].
+///
+/// When built, a [TestCase] is returned.
+#[derive(TypedBuilder)]
+#[builder(build_method(into = TestCase))]
+#[non_exhaustive]
+pub struct TestCaseConfig {
+    /// The [Settings] to modify. If not provided, will use `Settings::clone_current()`.
+    #[builder(default, setter(strip_option))]
+    pub settings: Option<Settings>,
+
+    /// The description of the test case. If not provided, will be extracted from the name of
+    /// the current thread, which is based on the test case name.
+    ///
+    /// This is particularly useful when using `insta` together with `rstest`.
+    /// See: <https://insta.rs/docs/patterns/>
+    ///
+    /// # Examples
+    ///
+    /// ## [TestCase] description for `rstest` cases
+    /// ```rust
+    /// #[cfg(test)]
+    /// mod tests {
+    ///     use insta::assert_snapshot;
+    ///     use rstest::{fixture, rstest};
+    ///     use roadster::testing::snapshot::TestCase;
+    ///
+    ///     #[fixture]
+    ///     fn case() -> TestCase {
+    ///         Default::default()
+    ///     }
+    ///
+    ///     #[rstest]
+    ///     #[case(0)] // _case.description == case_1
+    ///     #[case::foo(0)] // _case.description == foo
+    ///     fn test(_case: TestCase, #[case] num: u32) {
+    ///         // Snapshot file name will have suffix of `@{_case.description}`, e.g. `@case_1`
+    ///         assert_snapshot!(num);
+    ///     }
+    /// }
+    /// ```
+    ///
+    /// ## [TestCase] with manually set description
+    /// ```rust
+    /// #[cfg(test)]
+    /// mod tests {
+    ///     use insta::assert_snapshot;
+    ///     use roadster::testing::snapshot::{TestCase, TestCaseConfig};
+    ///
+    ///     #[test]
+    ///     fn test() {
+    ///         let _case = TestCaseConfig::builder().description("Custom description").build();
+    ///         // Snapshot file name will have suffix of `@Custom description`
+    ///         assert_snapshot!("snapshot_value");
+    ///     }
+    /// }
+    /// ```
+    #[builder(default, setter(strip_option, into))]
+    pub description: Option<String>,
+
+    /// Whether to set the `description` as the suffix of the snapshot file.
+    ///
+    /// It is particularly useful to set this to `true` when using `insta` together with `rstest`.
+    /// See: <https://insta.rs/docs/patterns/>
+    #[builder(default = true)]
+    pub set_suffix: bool,
+
+    /// Whether to redact UUIDs from snapshots. This is useful for tests involving
+    /// dynamically created UUIDs that will be different on every test run, or involve real UUIDs
+    /// that you don't want leaked in your source code.
+    #[builder(default = true)]
+    pub redact_uuid: bool,
+
+    /// Whether to automatically bind the [Settings] to the current scope. If `true`, the settings
+    /// will be automatically applied for the test in which the [TestCase] was built. If `false`,
+    /// the settings will only be applied after manually calling [Settings::bind_to_scope], or
+    /// placing all relevant snapshot assertions inside a [Settings::bind] call.
+    ///
+    /// # Examples
+    ///
+    /// ## Auto bind to scope
+    /// ```rust
+    /// #[cfg(test)]
+    /// mod tests {
+    ///     use insta::assert_snapshot;
+    ///     use roadster::testing::snapshot::{TestCase, TestCaseConfig};
+    ///
+    ///     #[test]
+    ///     fn test() {
+    ///         let _case = TestCaseConfig::builder().description("Custom description").build();
+    ///         // Snapshot file name will have suffix of `@Custom description`
+    ///         assert_snapshot!("snapshot_value");
+    ///     }
+    /// }
+    /// ```
+    ///
+    /// ## Manually bind [Settings] scope
+    /// ```rust
+    /// #[cfg(test)]
+    /// mod tests {
+    ///     use insta::assert_snapshot;
+    ///     use roadster::testing::snapshot::{TestCase, TestCaseConfig};
+    ///
+    ///     #[test]
+    ///     fn test() {
+    ///         let case = TestCaseConfig::builder().bind_scope(false).build();
+    ///         // This snapshot will not have a suffix
+    ///         assert_snapshot!("snapshot_value");
+    ///
+    ///         case.settings.bind(|| {
+    ///             // This snapshot will have suffix `@test` (extracted from the curren thread name)
+    ///             assert_snapshot!("snapshot_value_2");
+    ///         });
+    ///     }
+    /// }
+    /// ```
+    #[builder(default = true)]
+    pub bind_scope: bool,
+}
+
+/// Container for common `insta` snapshot [Settings] after they have been applied per the
+/// [TestCaseConfig].
+#[non_exhaustive]
+pub struct TestCase {
+    /// The description of the current test case. Either manually provided via the
+    /// [TestCaseConfigBuilder::description], or extracted from the current thread name.
+    pub description: String,
+    /// The `insta` [Settings] that are configured.
+    pub settings: Settings,
+    _settings_guard: Option<SettingsBindDropGuard>,
+}
+
+impl TestCase {
+    pub fn new() -> Self {
+        TestCaseConfig::builder().build()
+    }
+}
+
+impl Default for TestCase {
+    fn default() -> Self {
+        TestCase::new()
+    }
+}
+
+impl From<TestCaseConfig> for TestCase {
+    fn from(value: TestCaseConfig) -> Self {
+        let mut settings = value.settings.unwrap_or(Settings::clone_current());
+
+        let description = value
+            .description
+            .unwrap_or(description_from_current_thread());
+
+        if value.set_suffix {
+            snapshot_set_suffix(&mut settings, &description);
+        }
+        if value.redact_uuid {
+            snapshot_redact_uuid(&mut settings);
+        }
+
+        let _settings_guard = if value.bind_scope {
+            Some(settings.bind_to_scope())
+        } else {
+            None
+        };
+
+        Self {
+            description,
+            settings,
+            _settings_guard,
+        }
+    }
+}
+
+/// Set the snapshot suffix on the [Settings].
+///
+/// Useful for using `insta` together with `rstest`.
+/// See: <https://insta.rs/docs/patterns/>
+pub fn snapshot_set_suffix<'a>(settings: &'a mut Settings, suffix: &str) -> &'a mut Settings {
+    settings.set_snapshot_suffix(suffix);
+    settings
+}
+
+/// Redact instances of UUIDs in snapshots. Applies a filter on the [Settings] to replace
+/// sub-strings matching [UUID_REGEX] with `[uuid]`.
+pub fn snapshot_redact_uuid(settings: &mut Settings) -> &mut Settings {
+    settings.add_filter(UUID_REGEX, "[uuid]");
+    settings
+}
+
+/// Extract the last segment of the current thread name to use as the test case description.
+///
+/// See: <https://github.com/adriangb/pgpq/blob/b0b0f8c77c862c0483d81571e76f3a2b746136fc/pgpq/src/lib.rs#L649-L669>
+/// See: <https://github.com/la10736/rstest/issues/177>
+fn description_from_current_thread() -> String {
+    let thread_name = current().name().unwrap_or("").to_string();
+    let description = thread_name
+        .split("::")
+        .map(|item| item.split('_').skip(2).collect::<Vec<&str>>().join("_"))
+        .last()
+        .filter(|s| !s.is_empty())
+        .unwrap_or(thread_name.split("::").last().unwrap().to_string());
+    description
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use insta::assert_snapshot;
+    use rstest::rstest;
+    use uuid::Uuid;
+
+    #[rstest]
+    #[case(0, false)]
+    #[case::rstest_description(1, false)]
+    #[case(2, true)]
+    #[cfg_attr(coverage_nightly, coverage(off))]
+    fn description(#[case] num: u32, #[case] manual_description: bool) {
+        let _case = if manual_description {
+            TestCaseConfig::builder()
+                .description("manual_description")
+                .build()
+        } else {
+            TestCase::new()
+        };
+
+        assert_snapshot!(num);
+    }
+
+    #[rstest]
+    #[case(0, false, false)]
+    #[case(1, true, false)]
+    #[case(2, false, true)]
+    #[cfg_attr(coverage_nightly, coverage(off))]
+    fn bind_scope(
+        #[case] num: u32,
+        #[case] auto_bind_scope: bool,
+        #[case] manual_bind_scope: bool,
+    ) {
+        assert!(!(auto_bind_scope && manual_bind_scope));
+
+        let case = TestCaseConfig::builder()
+            .bind_scope(auto_bind_scope)
+            .build();
+
+        if manual_bind_scope {
+            case.settings.bind(|| {
+                assert_snapshot!(num);
+            })
+        } else {
+            assert_snapshot!(num);
+        }
+    }
+
+    #[test]
+    fn uuid() {
+        let _case = TestCase::new();
+
+        let uuid = Uuid::new_v4();
+
+        assert_snapshot!(format!("Foo '{uuid}' bar"));
+    }
+}
diff --git a/src/testing/snapshots/roadster__testing__snapshot__tests__bind_scope.snap b/src/testing/snapshots/roadster__testing__snapshot__tests__bind_scope.snap
new file mode 100644
index 00000000..a9fd2a24
--- /dev/null
+++ b/src/testing/snapshots/roadster__testing__snapshot__tests__bind_scope.snap
@@ -0,0 +1,5 @@
+---
+source: src/testing/snapshot.rs
+expression: num
+---
+0
diff --git a/src/testing/snapshots/roadster__testing__snapshot__tests__bind_scope@case_2.snap b/src/testing/snapshots/roadster__testing__snapshot__tests__bind_scope@case_2.snap
new file mode 100644
index 00000000..c9c1c8e6
--- /dev/null
+++ b/src/testing/snapshots/roadster__testing__snapshot__tests__bind_scope@case_2.snap
@@ -0,0 +1,5 @@
+---
+source: src/testing/snapshot.rs
+expression: num
+---
+1
diff --git a/src/testing/snapshots/roadster__testing__snapshot__tests__bind_scope@case_3.snap b/src/testing/snapshots/roadster__testing__snapshot__tests__bind_scope@case_3.snap
new file mode 100644
index 00000000..51d16a46
--- /dev/null
+++ b/src/testing/snapshots/roadster__testing__snapshot__tests__bind_scope@case_3.snap
@@ -0,0 +1,5 @@
+---
+source: src/testing/snapshot.rs
+expression: num
+---
+2
diff --git a/src/testing/snapshots/roadster__testing__snapshot__tests__description@case_1.snap b/src/testing/snapshots/roadster__testing__snapshot__tests__description@case_1.snap
new file mode 100644
index 00000000..a9fd2a24
--- /dev/null
+++ b/src/testing/snapshots/roadster__testing__snapshot__tests__description@case_1.snap
@@ -0,0 +1,5 @@
+---
+source: src/testing/snapshot.rs
+expression: num
+---
+0
diff --git a/src/testing/snapshots/roadster__testing__snapshot__tests__description@manual_description.snap b/src/testing/snapshots/roadster__testing__snapshot__tests__description@manual_description.snap
new file mode 100644
index 00000000..51d16a46
--- /dev/null
+++ b/src/testing/snapshots/roadster__testing__snapshot__tests__description@manual_description.snap
@@ -0,0 +1,5 @@
+---
+source: src/testing/snapshot.rs
+expression: num
+---
+2
diff --git a/src/testing/snapshots/roadster__testing__snapshot__tests__description@rstest_description.snap b/src/testing/snapshots/roadster__testing__snapshot__tests__description@rstest_description.snap
new file mode 100644
index 00000000..c9c1c8e6
--- /dev/null
+++ b/src/testing/snapshots/roadster__testing__snapshot__tests__description@rstest_description.snap
@@ -0,0 +1,5 @@
+---
+source: src/testing/snapshot.rs
+expression: num
+---
+1
diff --git a/src/testing/snapshots/roadster__testing__snapshot__tests__uuid@uuid.snap b/src/testing/snapshots/roadster__testing__snapshot__tests__uuid@uuid.snap
new file mode 100644
index 00000000..b088c647
--- /dev/null
+++ b/src/testing/snapshots/roadster__testing__snapshot__tests__uuid@uuid.snap
@@ -0,0 +1,5 @@
+---
+source: src/testing/snapshot.rs
+expression: "format!(\"Foo '{uuid}' bar\")"
+---
+Foo '[uuid]' bar
diff --git a/src/util/mod.rs b/src/util/mod.rs
index 00c0dc8b..ad962329 100644
--- a/src/util/mod.rs
+++ b/src/util/mod.rs
@@ -1,3 +1,8 @@
-pub mod serde_util;
-#[cfg(test)]
-pub mod test_util;
+pub mod regex;
+pub mod serde;
+
+#[deprecated(
+    since = "0.5.6",
+    note = "The `serde_util` module was renamed to `serde`"
+)]
+pub use serde as serde_util;
diff --git a/src/util/regex.rs b/src/util/regex.rs
new file mode 100644
index 00000000..6b3eba4f
--- /dev/null
+++ b/src/util/regex.rs
@@ -0,0 +1 @@
+pub const UUID_REGEX: &str = r"[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}";
diff --git a/src/util/serde_util.rs b/src/util/serde.rs
similarity index 100%
rename from src/util/serde_util.rs
rename to src/util/serde.rs
diff --git a/src/util/test_util.rs b/src/util/test_util.rs
deleted file mode 100644
index 3e5c8a59..00000000
--- a/src/util/test_util.rs
+++ /dev/null
@@ -1,72 +0,0 @@
-use insta::internals::SettingsBindDropGuard;
-use std::thread::current;
-
-/// Set the `insta` snapshot suffix. Useful for using `insta` together with `rstest`.
-///
-/// See: https://insta.rs/docs/patterns/
-#[cfg_attr(coverage_nightly, coverage(off))]
-pub fn set_snapshot_suffix(suffix: &str) -> SettingsBindDropGuard {
-    let mut settings = insta::Settings::clone_current();
-    settings.set_snapshot_suffix(suffix);
-    settings.bind_to_scope()
-}
-
-/// Metadata for an `rstest` testcase. Useful for using `insta` together with `rstest`.
-/// Automatically gets the description of the test case and sets it as the snaphot suffix.
-///
-/// # Examples
-///
-/// ```rust
-///
-/// #[cfg(test)]
-/// mod tests {
-///     use insta::assert_snapshot;
-///     use rstest::{fixture, rstest};
-///     use roadster::util::test_util::TestCase;
-///
-///     #[fixture]
-///     fn test_case() -> TestCase {
-///         Default::default()
-///     }
-///
-///     #[rstest]
-///     #[case(0)] // _test_case.description == case_1
-///     #[case::foo(0)] // _test_case.description == foo
-///     fn test(_test_case: TestCase, #[case] num: u32) {
-///         assert_snapshot!(num);
-///     }   
-/// }
-/// ```
-pub struct TestCase {
-    pub description: String,
-    _settings_guard: SettingsBindDropGuard,
-}
-
-impl TestCase {
-    pub fn new() -> Self {
-        test_case()
-    }
-}
-
-impl Default for TestCase {
-    fn default() -> Self {
-        TestCase::new()
-    }
-}
-
-/// See: https://github.com/adriangb/pgpq/blob/b0b0f8c77c862c0483d81571e76f3a2b746136fc/pgpq/src/lib.rs#L649-L669
-/// See: https://github.com/la10736/rstest/issues/177
-#[cfg_attr(coverage_nightly, coverage(off))]
-fn test_case() -> TestCase {
-    let name = current().name().unwrap().to_string();
-    let description = name
-        .split("::")
-        .map(|item| item.split('_').skip(2).collect::<Vec<&str>>().join("_"))
-        .last()
-        .filter(|s| !s.is_empty())
-        .unwrap_or(name.split("::").last().unwrap().to_string());
-    TestCase {
-        _settings_guard: set_snapshot_suffix(&description),
-        description,
-    }
-}