diff --git a/crates/oxc_semantic/tests/cfg.rs b/crates/oxc_semantic/tests/cfg.rs
index dcec66933..0f0b1fdd6 100644
--- a/crates/oxc_semantic/tests/cfg.rs
+++ b/crates/oxc_semantic/tests/cfg.rs
@@ -3,8 +3,7 @@ mod util;
 use std::fs;
 
 use oxc_span::SourceType;
-#[allow(clippy::wildcard_imports)]
-use util::*;
+pub use util::SemanticTester;
 
 #[test]
 fn test_cfg_files() {
diff --git a/crates/oxc_semantic/tests/classes.rs b/crates/oxc_semantic/tests/classes.rs
index 13792566c..7d39ff202 100644
--- a/crates/oxc_semantic/tests/classes.rs
+++ b/crates/oxc_semantic/tests/classes.rs
@@ -1,6 +1,6 @@
 mod util;
 
-use util::SemanticTester;
+pub use util::SemanticTester;
 
 #[test]
 fn test_class_simple() {
@@ -15,7 +15,7 @@ fn test_class_simple() {
         set b(v) {}
         get b() {}
       }
-        
+
     ",
     )
     .has_class("Foo")
@@ -33,7 +33,7 @@ fn test_class_with_ts() {
         accessor #pap = 1;
         constructor() {} // this method is skip
       }
-        
+
     ",
     )
     .has_class("Foo")
diff --git a/crates/oxc_semantic/tests/modules.rs b/crates/oxc_semantic/tests/modules.rs
index 928a4795b..abd397e59 100644
--- a/crates/oxc_semantic/tests/modules.rs
+++ b/crates/oxc_semantic/tests/modules.rs
@@ -1,7 +1,6 @@
 mod util;
 
-#[allow(clippy::wildcard_imports)]
-use util::*;
+pub use util::SemanticTester;
 
 #[test]
 fn test_exports() {
diff --git a/crates/oxc_semantic/tests/scopes.rs b/crates/oxc_semantic/tests/scopes.rs
index 3ecf4cdb5..dea32f60c 100644
--- a/crates/oxc_semantic/tests/scopes.rs
+++ b/crates/oxc_semantic/tests/scopes.rs
@@ -1,7 +1,7 @@
 mod util;
 
 use oxc_semantic::ScopeFlags;
-use util::{Expect, SemanticTester};
+pub use util::{Expect, SemanticTester};
 
 #[test]
 fn test_top_level_strict() {
@@ -11,7 +11,7 @@ fn test_top_level_strict() {
     "use strict";
     function foo() {
         return 1
-    }    
+    }
     "#,
     )
     .has_root_symbol("foo")
@@ -24,7 +24,7 @@ fn test_top_level_strict() {
         r"
     function foo() {
         return 1
-    }    
+    }
     ",
     )
     .has_root_symbol("foo")
@@ -37,7 +37,7 @@ fn test_top_level_strict() {
     "use strict";
     function foo() {
         return 1
-    }    
+    }
     "#,
     )
     .with_module(false)
@@ -50,7 +50,7 @@ fn test_top_level_strict() {
         r"
     function foo() {
         return 1
-    }    
+    }
     ",
     )
     .with_module(false)
diff --git a/crates/oxc_semantic/tests/symbols.rs b/crates/oxc_semantic/tests/symbols.rs
index c053da081..c8ea47cdb 100644
--- a/crates/oxc_semantic/tests/symbols.rs
+++ b/crates/oxc_semantic/tests/symbols.rs
@@ -1,7 +1,7 @@
 mod util;
 
 use oxc_semantic::SymbolFlags;
-use util::SemanticTester;
+pub use util::SemanticTester;
 
 #[test]
 fn test_class_simple() {
diff --git a/crates/oxc_semantic/tests/util/class_tester.rs b/crates/oxc_semantic/tests/util/class_tester.rs
index 8501f9ee7..fca215162 100644
--- a/crates/oxc_semantic/tests/util/class_tester.rs
+++ b/crates/oxc_semantic/tests/util/class_tester.rs
@@ -10,7 +10,6 @@ pub struct ClassTester<'a> {
     class_id: ClassId,
 }
 
-#[allow(dead_code)] // Only used in #[test]
 impl<'a> ClassTester<'a> {
     pub(super) fn has_class(semantic: Semantic<'a>, name: &str) -> Self {
         let class_id = semantic.classes().iter_enumerated().find_map(|(class_id, ast_node_id)| {
diff --git a/crates/oxc_semantic/tests/util/expect.rs b/crates/oxc_semantic/tests/util/expect.rs
index de49affb6..6c40d81ba 100644
--- a/crates/oxc_semantic/tests/util/expect.rs
+++ b/crates/oxc_semantic/tests/util/expect.rs
@@ -1,4 +1,5 @@
 pub trait Expect<P, R> {
+    #[must_use]
     fn expect<F>(self, expectation: F) -> Self
     where
         F: FnOnce(P) -> R;
diff --git a/crates/oxc_semantic/tests/util/mod.rs b/crates/oxc_semantic/tests/util/mod.rs
index ea6dfdf34..b5e814596 100644
--- a/crates/oxc_semantic/tests/util/mod.rs
+++ b/crates/oxc_semantic/tests/util/mod.rs
@@ -25,7 +25,6 @@ impl<'a> SemanticTester<'a> {
     /// Create a new tester for a TypeScript test case.
     ///
     /// Use [`SemanticTester::js`] for JavaScript test cases.
-    #[allow(dead_code)]
     pub fn ts(source_text: &'static str) -> Self {
         Self::new(source_text, SourceType::default().with_module(true).with_typescript(true))
     }
@@ -33,7 +32,6 @@ impl<'a> SemanticTester<'a> {
     /// Create a new tester for a JavaScript test case.
     ///
     /// Use [`SemanticTester::ts`] for TypeScript test cases.
-    #[allow(dead_code)]
     pub fn js(source_text: &'static str) -> Self {
         Self::new(source_text, SourceType::default().with_module(true))
     }
@@ -43,26 +41,27 @@ impl<'a> SemanticTester<'a> {
     }
 
     /// Set the [`SourceType`] to TypeScript (or JavaScript, using `false`)
-    #[allow(dead_code)]
+    #[must_use]
     pub fn with_typescript(mut self, yes: bool) -> Self {
         self.source_type = SourceType::default().with_typescript(yes);
         self
     }
 
     /// Mark the [`SourceType`] as JSX
-    #[allow(dead_code)]
+    #[must_use]
     pub fn with_jsx(mut self, yes: bool) -> Self {
         self.source_type = self.source_type.with_jsx(yes);
         self
     }
 
-    #[allow(dead_code)]
+    #[must_use]
     pub fn with_module(mut self, yes: bool) -> Self {
         self.source_type = self.source_type.with_module(yes);
         self
     }
 
     /// Parse the source text and produce a new [`Semantic`]
+    /// # Panics
     #[allow(unstable_name_collisions)]
     pub fn build(&self) -> Semantic<'_> {
         let parse =
@@ -102,13 +101,11 @@ impl<'a> SemanticTester<'a> {
         semantic_ret.semantic
     }
 
-    #[allow(dead_code)]
     pub fn basic_blocks_count(&self) -> usize {
         let built = self.build();
         built.cfg().basic_blocks.len()
     }
 
-    #[allow(dead_code)]
     pub fn basic_blocks_printed(&self) -> String {
         let built = self.build();
         built
@@ -126,7 +123,6 @@ impl<'a> SemanticTester<'a> {
             .join("\n\n")
     }
 
-    #[allow(dead_code)]
     pub fn cfg_dot_diagram(&self) -> String {
         let built = self.build();
         format!(
@@ -151,7 +147,6 @@ impl<'a> SemanticTester<'a> {
     ///
     /// ## Fails
     /// If no symbol with the given name exists at the top-level scope.
-    #[allow(dead_code)]
     pub fn has_root_symbol(&self, name: &str) -> SymbolTester {
         SymbolTester::new_at_root(self, self.build(), name)
     }
@@ -160,7 +155,6 @@ impl<'a> SemanticTester<'a> {
     ///
     /// ## Fails
     /// If no class with the given name exists.
-    #[allow(dead_code)]
     pub fn has_class(&self, name: &str) -> ClassTester {
         ClassTester::has_class(self.build(), name)
     }
@@ -171,7 +165,6 @@ impl<'a> SemanticTester<'a> {
     /// 1. No symbol with the given name exists,
     /// 2. More than one symbol with the given name exists, so a symbol cannot
     ///    be uniquely obtained.
-    #[allow(dead_code)]
     pub fn has_some_symbol(&self, name: &str) -> SymbolTester {
         SymbolTester::new_unique(self, self.build(), name)
     }
diff --git a/crates/oxc_semantic/tests/util/symbol_tester.rs b/crates/oxc_semantic/tests/util/symbol_tester.rs
index 983818128..17c319e2b 100644
--- a/crates/oxc_semantic/tests/util/symbol_tester.rs
+++ b/crates/oxc_semantic/tests/util/symbol_tester.rs
@@ -18,7 +18,6 @@ pub struct SymbolTester<'a> {
 }
 
 impl<'a> SymbolTester<'a> {
-    #[allow(dead_code)]
     pub(super) fn new_at_root(
         parent: &'a SemanticTester,
         semantic: Semantic<'a>,
@@ -36,7 +35,6 @@ impl<'a> SymbolTester<'a> {
         }
     }
 
-    #[allow(dead_code)]
     pub(super) fn new_unique(
         parent: &'a SemanticTester,
         semantic: Semantic<'a>,
@@ -104,7 +102,6 @@ impl<'a> SymbolTester<'a> {
         self.has_number_of_references_where(ref_count, Reference::is_read)
     }
 
-    #[allow(dead_code)]
     pub fn has_number_of_writes(self, ref_count: usize) -> Self {
         self.has_number_of_references_where(ref_count, Reference::is_write)
     }