serde error testing

tests/errors/concrete.vmt

@@ -0,0 +1,11 @@
+"LightmappedGeneric"
+{
+        "$baseTexture" "cp_mountainlab/concrete/concretefloor003"
+        "$bumpmap" "concrete/concretefloor007b_height-ssbump"
+        "$ssbump" "2"
+        "%keywords" "tf"
+        "$detail" "overlays/detail001"
+        "$detailscale" "1.9"
+        "$detailblendmode" "0"
+        "$detailblendfactor" "1"
+}

tests/errors/novalue.vdf

@@ -0,0 +1,4 @@
+"Resource/specificPanel.res"
+{
+    foo
+}

tests/serde.rs

@@ -1,3 +1,4 @@
+use miette::{GraphicalReportHandler, GraphicalTheme};
 use serde::{Deserialize, Serialize};
 use std::collections::BTreeMap;
 use std::fs::read_to_string;
@@ -151,8 +152,17 @@ struct GameList {
 #[test_case("tests/data/concrete.vmt")]
 #[test_case("tests/data/messy.vdf")]
 #[test_case("tests/data/DialogConfigOverlay_1280x720.vdf")]
+#[test_case("tests/errors/concrete.vmt")]
+#[test_case("tests/errors/novalue.vdf")]
 fn test_serde(path: &str) {
     let raw = read_to_string(path).unwrap();
-    let result: Expected = from_str(&raw).map_err(miette::Error::from).unwrap();
+    match from_str::<Expected>(&raw) {
-    insta::assert_ron_snapshot!(path, result);
+        Ok(result) => insta::assert_ron_snapshot!(path, result),
+        Err(e) => {
+            let handler = GraphicalReportHandler::new_themed(GraphicalTheme::unicode_nocolor());
+            let mut out = String::new();
+            handler.render_report(&mut out, &e).unwrap();
+            insta::assert_snapshot!(path, out)
+        }
+    }
 }

tests/snapshots/serde__tests__errors__concrete.vmt.snap

@@ -0,0 +1,15 @@
+---
+source: tests/serde.rs
+expression: out
+---
+vmt_parser::parse_serde
+
+  × Can't parse "2" as bool
+   ╭─[4:1]
+ 4 │         "$bumpmap" "concrete/concretefloor007b_height-ssbump"
+ 5 │         "$ssbump" "2"
+   ·                   ─┬─
+   ·                    ╰── Expected a bool
+ 6 │         "%keywords" "tf"
+   ╰────
+

tests/snapshots/serde__tests__errors__novalue.vdf.snap

@@ -0,0 +1,14 @@
+---
+source: tests/serde.rs
+expression: out
+---
+vmt_reader::unexpected_token
+
+  × Unexpected token, found end of group expected one of item, quoted item, statement, quoted statement, start of group
+   ╭─[3:1]
+ 3 │     foo
+ 4 │ }
+   · ┬
+   · ╰── Expected item, quoted item, statement, quoted statement, start of group
+   ╰────
+