diff --git a/.gitignore b/.gitignore
index 5045cf3..35411fe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@ debug
 .spr.yml
 .DS_Store
 **/.snfoudry_cache
+*.snap.new
diff --git a/Cargo.lock b/Cargo.lock
index 9e1748b..5c438de 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -213,6 +213,7 @@ dependencies = [
  "cairo-lang-sierra-type-size",
  "camino",
  "derive_more",
+ "insta",
  "serde",
  "serde_json",
  "snapbox",
@@ -383,6 +384,17 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b05b61dc5112cbb17e4b6cd61790d9845d13888356391624cbe7e41efeac1e75"
 
+[[package]]
+name = "console"
+version = "0.16.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4fe5f465a4f6fee88fad41b85d990f84c835335e85b5d9e6e63e0d06d28cba7c"
+dependencies = [
+ "encode_unicode",
+ "libc",
+ "windows-sys",
+]
+
 [[package]]
 name = "const-fnv1a-hash"
 version = "1.1.0"
@@ -561,6 +573,12 @@ dependencies = [
  "log",
 ]
 
+[[package]]
+name = "encode_unicode"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34aa73646ffb006b8f5147f3dc182bd4bcb190227ce861fc4a4844bf8e3cb2c0"
+
 [[package]]
 name = "equivalent"
 version = "1.0.2"
@@ -769,6 +787,18 @@ dependencies = [
  "rustversion",
 ]
 
+[[package]]
+name = "insta"
+version = "1.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "86f0f8fee8c926415c58d6ae43a08523a26faccb2323f5e6b644fe7dd4ef6b82"
+dependencies = [
+ "console",
+ "once_cell",
+ "similar 2.7.0",
+ "tempfile",
+]
+
 [[package]]
 name = "intrusive-collections"
 version = "0.9.7"
@@ -1585,6 +1615,12 @@ dependencies = [
  "lazy_static",
 ]
 
+[[package]]
+name = "similar"
+version = "2.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbbb5d9659141646ae647b42fe094daf6c6192d1620870b449d9557f748b2daa"
+
 [[package]]
 name = "similar"
 version = "3.1.1"
@@ -1625,7 +1661,7 @@ dependencies = [
  "anstream",
  "anstyle",
  "normalize-line-endings",
- "similar",
+ "similar 3.1.1",
  "snapbox-macros",
 ]
 
@@ -1751,6 +1787,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32497e9a4c7b38532efcdebeef879707aa9f794296a4f0244f6f69e9bc8574bd"
 dependencies = [
  "fastrand",
+ "getrandom 0.3.4",
  "once_cell",
  "rustix",
  "windows-sys",
diff --git a/Cargo.toml b/Cargo.toml
index 3f7c995..0a93b2c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,6 +27,7 @@ serde = { version = "1.0.228", features = ["derive"] }
 serde_json = "1.0.149"
 assert_fs = "1.1.3"
 snapbox = "1.2.1"
+insta = "1"
 strum = "0.28"
 strum_macros = "0.28"
 regex = "1.12"
diff --git a/crates/cairo-annotations/Cargo.toml b/crates/cairo-annotations/Cargo.toml
index eb8bd5d..413e5ba 100644
--- a/crates/cairo-annotations/Cargo.toml
+++ b/crates/cairo-annotations/Cargo.toml
@@ -27,6 +27,7 @@ strum_macros.workspace = true
 assert_fs.workspace = true
 cairo-annotations = { path = ".", features = ["cairo-lang"] }
 cairo-lang-sierra-type-size.workspace = true
+insta.workspace = true
 snapbox.workspace = true
 
 [features]
diff --git a/crates/cairo-annotations/tests/helpers/mod.rs b/crates/cairo-annotations/tests/helpers/mod.rs
index 7b79c46..c13a0e3 100644
--- a/crates/cairo-annotations/tests/helpers/mod.rs
+++ b/crates/cairo-annotations/tests/helpers/mod.rs
@@ -1,2 +1 @@
-pub mod output_same_as_in_file;
 pub mod test_project;
diff --git a/crates/cairo-annotations/tests/helpers/output_same_as_in_file.rs b/crates/cairo-annotations/tests/helpers/output_same_as_in_file.rs
deleted file mode 100644
index 4d8a65a..0000000
--- a/crates/cairo-annotations/tests/helpers/output_same_as_in_file.rs
+++ /dev/null
@@ -1,16 +0,0 @@
-use std::fmt::Debug;
-use std::fs;
-
-pub trait AssertSameAsInFile {
-    fn assert_same_as_in_file(&self, expected_output_file_name: &str);
-}
-
-impl<T: Debug> AssertSameAsInFile for T {
-    fn assert_same_as_in_file(&self, expected_output_file_name: &str) {
-        let content =
-            fs::read_to_string(format!("tests/expected_output/{expected_output_file_name}"))
-                .unwrap();
-
-        assert_eq!(format!("{self:#?}"), content);
-    }
-}
diff --git a/crates/cairo-annotations/tests/integration/map_pcs_to_sierra_statement_ids.rs b/crates/cairo-annotations/tests/integration/map_pcs_to_sierra_statement_ids.rs
index 5837bdf..5c39ab3 100644
--- a/crates/cairo-annotations/tests/integration/map_pcs_to_sierra_statement_ids.rs
+++ b/crates/cairo-annotations/tests/integration/map_pcs_to_sierra_statement_ids.rs
@@ -1,4 +1,3 @@
-use crate::helpers::output_same_as_in_file::AssertSameAsInFile;
 use crate::helpers::test_project::SCARB_TEMPLATE_TRACE_FILE;
 use cairo_annotations::map_pcs_to_sierra_statement_ids;
 use cairo_annotations::trace_data::CasmLevelInfo;
@@ -11,7 +10,7 @@ fn test_happy_path() {
         SCARB_TEMPLATE_TRACE_FILE.get_casm_level_info(),
     );
 
-    output.assert_same_as_in_file("map_pcs.txt");
+    insta::assert_debug_snapshot!(output);
 }
 
 #[test]
diff --git a/crates/cairo-annotations/tests/expected_output/map_pcs.txt b/crates/cairo-annotations/tests/integration/snapshots/r#mod__integration__map_pcs_to_sierra_statement_ids__happy_path.snap
similarity index 99%
rename from crates/cairo-annotations/tests/expected_output/map_pcs.txt
rename to crates/cairo-annotations/tests/integration/snapshots/r#mod__integration__map_pcs_to_sierra_statement_ids__happy_path.snap
index 0c30d48..b5b3c4e 100644
--- a/crates/cairo-annotations/tests/expected_output/map_pcs.txt
+++ b/crates/cairo-annotations/tests/integration/snapshots/r#mod__integration__map_pcs_to_sierra_statement_ids__happy_path.snap
@@ -1,3 +1,7 @@
+---
+source: crates/cairo-annotations/tests/integration/map_pcs_to_sierra_statement_ids.rs
+expression: output
+---
 [
     SierraStatementIdx(
         StatementIdx(
@@ -7615,4 +7619,4 @@
             25,
         ),
     ),
-]
\ No newline at end of file
+]