diff --git a/crates/ruff/tests/.analyze_graph.rs.pending-snap b/crates/ruff/tests/.analyze_graph.rs.pending-snap
new file mode 100644
index 0000000000000..c1eecc7b3269a
--- /dev/null
+++ b/crates/ruff/tests/.analyze_graph.rs.pending-snap
@@ -0,0 +1,6 @@
+{"run_id":"1727350954-469459432","line":315,"new":{"module_name":"analyze_graph","snapshot_name":"nested_imports","metadata":{"source":"crates/ruff/tests/analyze_graph.rs","assertion_line":315,"info":{"program":"ruff","args":["analyze","graph","--preview"]}},"snapshot":"success: true\nexit_code: 0\n----- stdout -----\n{\n  \"ruff/__init__.py\": [],\n  \"ruff/a.py\": [],\n  \"ruff/b.py\": [\n    \"ruff/c.py\"\n  ],\n  \"ruff/c.py\": [],\n  \"ruff/d.py\": []\n}\n\n----- stderr -----\n"},"old":{"module_name":"analyze_graph","metadata":{},"snapshot":"success: true\nexit_code: 0\n----- stdout -----\n{\n  \"ruff/__init__.py\": [],\n  \"ruff/a.py\": [\n    \"ruff/b.py\"\n  ],\n  \"ruff/b.py\": [\n    \"ruff/c.py\",\n    \"ruff/d.py\"\n  ],\n  \"ruff/c.py\": [],\n  \"ruff/d.py\": []\n}\n\n----- stderr -----"}}
+{"run_id":"1727351009-933385109","line":255,"new":null,"old":null}
+{"run_id":"1727351009-933385109","line":153,"new":null,"old":null}
+{"run_id":"1727351009-933385109","line":69,"new":null,"old":null}
+{"run_id":"1727351009-933385109","line":314,"new":null,"old":null}
+{"run_id":"1727351009-933385109","line":202,"new":null,"old":null}
diff --git a/crates/ruff/tests/analyze_graph.rs b/crates/ruff/tests/analyze_graph.rs
index 28cfba740aed4..3133476636465 100644
--- a/crates/ruff/tests/analyze_graph.rs
+++ b/crates/ruff/tests/analyze_graph.rs
@@ -25,11 +25,7 @@ const INSTA_FILTERS: &[(&str, &str)] = &[
     (r"\\", "/"),
 ];
 
-#[test]
-fn dependencies() -> Result<()> {
-    let tempdir = TempDir::new()?;
-    let root = ChildPath::new(tempdir.path());
-
+fn setup_sample_project(root: &ChildPath) -> Result<()> {
     root.child("ruff").child("__init__.py").write_str("")?;
     root.child("ruff")
         .child("a.py")
@@ -57,6 +53,16 @@ fn dependencies() -> Result<()> {
         def f(): pass
     "#})?;
 
+    Ok(())
+}
+
+#[test]
+fn dependencies() -> Result<()> {
+    let tempdir = TempDir::new()?;
+    let root = ChildPath::new(tempdir.path());
+
+    setup_sample_project(&root)?;
+
     insta::with_settings!({
         filters => INSTA_FILTERS.to_vec(),
     }, {
@@ -121,100 +127,6 @@ fn dependents() -> Result<()> {
         def f(): pass
     "#})?;
 
-    insta::with_settings!({
-        filters => INSTA_FILTERS.to_vec(),
-    }, {
-        assert_cmd_snapshot!(command().arg("--direction").arg("dependents").current_dir(&root), @r###"
-            success: true
-            exit_code: 0
-            ----- stdout -----
-            {
-              "ruff/__init__.py": [],
-              "ruff/a.py": [],
-              "ruff/b.py": [
-                "ruff/a.py"
-              ],
-              "ruff/c.py": [
-                "ruff/b.py"
-              ],
-              "ruff/d.py": [
-                "ruff/c.py"
-              ],
-              "ruff/e.py": [
-                "ruff/d.py"
-              ]
-            }
-
-            ----- stderr -----
-            "###);
-    });
-
-    Ok(())
-}
-
-#[test]
-fn string_detection() -> Result<()> {
-    let tempdir = TempDir::new()?;
-
-    let root = ChildPath::new(tempdir.path());
-
-    root.child("ruff").child("__init__.py").write_str("")?;
-    root.child("ruff")
-        .child("a.py")
-        .write_str(indoc::indoc! {r#"
-        import ruff.b
-    "#})?;
-    root.child("ruff")
-        .child("b.py")
-        .write_str(indoc::indoc! {r#"
-        import importlib
-
-        importlib.import_module("ruff.c")
-    "#})?;
-    root.child("ruff").child("c.py").write_str("")?;
-
-    insta::with_settings!({
-        filters => INSTA_FILTERS.to_vec(),
-    }, {
-        assert_cmd_snapshot!(command().current_dir(&root), @r###"
-            success: true
-            exit_code: 0
-            ----- stdout -----
-            {
-              "ruff/__init__.py": [],
-              "ruff/a.py": [
-                "ruff/b.py"
-              ],
-              "ruff/b.py": [],
-              "ruff/c.py": []
-            }
-
-            ----- stderr -----
-            "###);
-    });
-
-    insta::with_settings!({
-        filters => INSTA_FILTERS.to_vec(),
-    }, {
-        assert_cmd_snapshot!(command().arg("--detect-string-imports").current_dir(&root), @r###"
-            success: true
-            exit_code: 0
-            ----- stdout -----
-            {
-              "ruff/__init__.py": [],
-              "ruff/a.py": [
-                "ruff/b.py"
-              ],
-              "ruff/b.py": [
-                "ruff/c.py"
-              ],
-              "ruff/c.py": []
-            }
-
-            ----- stderr -----
-            "###);
-    });
-
     Ok(())
 }
 
@@ -367,3 +279,58 @@ fn wildcard() -> Result<()> {
 
     Ok(())
 }
+
+#[test]
+fn nested_imports() -> Result<()> {
+    let tempdir = TempDir::new()?;
+    let root = ChildPath::new(tempdir.path());
+
+    root.child("ruff").child("__init__.py").write_str("")?;
+    root.child("ruff")
+        .child("a.py")
+        .write_str(indoc::indoc! {r#"
+        match x:
+            case 1:
+                import ruff.b
+    "#})?;
+    root.child("ruff")
+        .child("b.py")
+        .write_str(indoc::indoc! {r#"
+            try:
+                import ruff.c
+            except ImportError as e:
+                import ruff.d
+    "#})?;
+    root.child("ruff")
+        .child("c.py")
+        .write_str(indoc::indoc! {r#"def c(): ..."#})?;
+    root.child("ruff")
+        .child("d.py")
+        .write_str(indoc::indoc! {r#"def d(): ..."#})?;
+
+    insta::with_settings!({
+        filters => INSTA_FILTERS.to_vec(),
+    }, {
+        assert_cmd_snapshot!(command().current_dir(&root), @r#"
+        success: true
+        exit_code: 0
+        ----- stdout -----
+        {
+          "ruff/__init__.py": [],
+          "ruff/a.py": [
+            "ruff/b.py"
+          ],
+          "ruff/b.py": [
+            "ruff/c.py",
+            "ruff/d.py"
+          ],
+          "ruff/c.py": [],
+          "ruff/d.py": []
+        }
+
+        ----- stderr -----
+        "#);
+    });
+
+    Ok(())
+}
diff --git a/crates/ruff_graph/src/lib.rs b/crates/ruff_graph/src/lib.rs
index 260855fb31313..0d6a6669bafb6 100644
--- a/crates/ruff_graph/src/lib.rs
+++ b/crates/ruff_graph/src/lib.rs
@@ -92,7 +92,7 @@ impl ModuleImports {
 }
 
 #[derive(Debug, Default)]
-#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
+#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
 pub struct ImportMap(BTreeMap<SystemPathBuf, ModuleImports>);
 
 impl ImportMap {