diff --git a/crates/oxc_module_lexer/tests/esm.rs b/crates/oxc_module_lexer/tests/integration/esm.rs
similarity index 97%
rename from crates/oxc_module_lexer/tests/esm.rs
rename to crates/oxc_module_lexer/tests/integration/esm.rs
index f6b094bcfc3ce..3cd57b604e660 100644
--- a/crates/oxc_module_lexer/tests/esm.rs
+++ b/crates/oxc_module_lexer/tests/integration/esm.rs
@@ -5,80 +5,7 @@ use oxc_module_lexer::ImportType;
 use oxc_parser::Parser;
 use oxc_span::SourceType;
 
-#[derive(Debug, Clone)]
-pub struct ImportSpecifier {
-    pub n: Option<String>,
-    pub s: u32,
-    pub e: u32,
-    pub ss: u32,
-    pub se: u32,
-    pub d: ImportType,
-    pub a: Option<u32>,
-    pub t: bool,
-}
-
-impl From<oxc_module_lexer::ImportSpecifier<'_>> for ImportSpecifier {
-    fn from(value: oxc_module_lexer::ImportSpecifier) -> Self {
-        Self {
-            n: value.n.map(|n| n.to_string()),
-            s: value.s,
-            e: value.e,
-            ss: value.ss,
-            se: value.se,
-            d: value.d,
-            a: value.a,
-            t: value.t,
-        }
-    }
-}
-
-#[derive(Debug, Clone)]
-pub struct ExportSpecifier {
-    pub n: String,
-    pub ln: Option<String>,
-    pub s: u32,
-    pub e: u32,
-    pub ls: Option<u32>,
-    pub le: Option<u32>,
-    pub t: bool,
-}
-
-impl From<oxc_module_lexer::ExportSpecifier<'_>> for ExportSpecifier {
-    fn from(value: oxc_module_lexer::ExportSpecifier) -> Self {
-        Self {
-            n: value.n.to_string(),
-            ln: value.ln.map(|ln| ln.to_string()),
-            s: value.s,
-            e: value.e,
-            ls: value.ls,
-            le: value.le,
-            t: value.t,
-        }
-    }
-}
-
-#[non_exhaustive]
-pub struct ModuleLexer {
-    pub imports: Vec<ImportSpecifier>,
-    pub exports: Vec<ExportSpecifier>,
-    pub has_module_syntax: bool,
-    pub facade: bool,
-}
-
-fn parse(source: &str) -> ModuleLexer {
-    let allocator = Allocator::default();
-    let source_type = SourceType::mjs();
-    let ret = Parser::new(&allocator, source, source_type).parse();
-    assert!(ret.errors.is_empty(), "{source} should not produce errors.\n{:?}", ret.errors);
-    let module_lexer = oxc_module_lexer::ModuleLexer::new().build(&ret.program);
-    // Copy data over because `ModuleLexer<'a>` can't be returned
-    ModuleLexer {
-        imports: module_lexer.imports.into_iter().map(Into::into).collect(),
-        exports: module_lexer.exports.into_iter().map(Into::into).collect(),
-        has_module_syntax: module_lexer.has_module_syntax,
-        facade: module_lexer.facade,
-    }
-}
+use super::{parse, ExportSpecifier, ModuleLexer};
 
 trait Slice {
     fn slice(&self, start: u32, end: u32) -> &'static str;
diff --git a/crates/oxc_module_lexer/tests/integration/main.rs b/crates/oxc_module_lexer/tests/integration/main.rs
new file mode 100644
index 0000000000000..52efc7ed87fda
--- /dev/null
+++ b/crates/oxc_module_lexer/tests/integration/main.rs
@@ -0,0 +1,83 @@
+pub mod esm;
+pub mod typescript;
+
+use oxc_allocator::Allocator;
+use oxc_module_lexer::ImportType;
+use oxc_parser::Parser;
+use oxc_span::SourceType;
+
+#[non_exhaustive]
+pub struct ModuleLexer {
+    pub imports: Vec<ImportSpecifier>,
+    pub exports: Vec<ExportSpecifier>,
+    pub has_module_syntax: bool,
+    pub facade: bool,
+}
+
+#[derive(Debug, Clone)]
+pub struct ImportSpecifier {
+    pub n: Option<String>,
+    pub s: u32,
+    pub e: u32,
+    pub ss: u32,
+    pub se: u32,
+    pub d: ImportType,
+    pub a: Option<u32>,
+    pub t: bool,
+}
+
+impl From<oxc_module_lexer::ImportSpecifier<'_>> for ImportSpecifier {
+    fn from(value: oxc_module_lexer::ImportSpecifier) -> Self {
+        Self {
+            n: value.n.map(|n| n.to_string()),
+            s: value.s,
+            e: value.e,
+            ss: value.ss,
+            se: value.se,
+            d: value.d,
+            a: value.a,
+            t: value.t,
+        }
+    }
+}
+
+#[derive(Debug, Clone)]
+pub struct ExportSpecifier {
+    pub n: String,
+    pub ln: Option<String>,
+    pub s: u32,
+    pub e: u32,
+    pub ls: Option<u32>,
+    pub le: Option<u32>,
+    pub t: bool,
+}
+
+impl From<oxc_module_lexer::ExportSpecifier<'_>> for ExportSpecifier {
+    fn from(value: oxc_module_lexer::ExportSpecifier) -> Self {
+        Self {
+            n: value.n.to_string(),
+            ln: value.ln.map(|ln| ln.to_string()),
+            s: value.s,
+            e: value.e,
+            ls: value.ls,
+            le: value.le,
+            t: value.t,
+        }
+    }
+}
+
+/// # Panics
+pub fn parse(source: &str) -> ModuleLexer {
+    let allocator = Allocator::default();
+    let source_type = SourceType::mjs();
+    let ret = Parser::new(&allocator, source, source_type).parse();
+    assert!(ret.errors.is_empty(), "{source} should not produce errors.\n{:?}", ret.errors);
+    let module_lexer = oxc_module_lexer::ModuleLexer::new().build(&ret.program);
+    // Copy data over because `ModuleLexer<'a>` can't be returned
+    ModuleLexer {
+        imports: module_lexer.imports.into_iter().map(Into::into).collect(),
+        exports: module_lexer.exports.into_iter().map(Into::into).collect(),
+        has_module_syntax: module_lexer.has_module_syntax,
+        facade: module_lexer.facade,
+    }
+}
diff --git a/crates/oxc_module_lexer/tests/typescript.rs b/crates/oxc_module_lexer/tests/integration/typescript.rs
similarity index 98%
rename from crates/oxc_module_lexer/tests/typescript.rs
rename to crates/oxc_module_lexer/tests/integration/typescript.rs
index 4b1c547f6a7a8..7be8d39a60a7c 100644
--- a/crates/oxc_module_lexer/tests/typescript.rs
+++ b/crates/oxc_module_lexer/tests/integration/typescript.rs
@@ -1,5 +1,5 @@
-mod esm;
-use esm::ModuleLexer;
+use super::ModuleLexer;
+
 use oxc_allocator::Allocator;
 use oxc_parser::Parser;
 use oxc_span::SourceType;