Match bDS2 canonical file serialization

crates/bds-core/tests/m1_validation.rs

@@ -296,11 +296,11 @@ fn test_tag_sync_roundtrip() {
 }
 
 // ════════════════════════════════════════════════════════════════════
-// Step 20: Golden-file Comparisons
+// Step 20: Legacy Fixture Compatibility and Canonical Reserialization
 // ════════════════════════════════════════════════════════════════════
 
 #[test]
-fn test_golden_post_esmeralda() {
+fn test_legacy_post_fixture_reserializes_as_bds2_canonical_output() {
     let path = fixture_dir().join("posts/2005/11/esmeralda.md");
     let expected = fs::read_to_string(&path).unwrap();
     let (fm, body) = read_post_file(&expected).unwrap();
@@ -323,12 +323,13 @@ fn test_golden_post_esmeralda() {
     let yaml = fm.to_yaml();
     let actual = bds_core::util::frontmatter::format_frontmatter(&yaml, &body);
 
-    // Compare byte-for-byte with fixture
-    assert_eq!(actual, expected, "golden output mismatch for esmeralda.md");
+    assert!(actual.find("language: es").unwrap() < actual.find("createdAt:").unwrap());
+    assert!(actual.find("publishedAt:").unwrap() < actual.find("tags:").unwrap());
+    assert!(actual.ends_with('\n'));
 }
 
 #[test]
-fn test_golden_translation_esmeralda_en() {
+fn test_legacy_translation_fixture_matches_bds2_canonical_output() {
     let path = fixture_dir().join("posts/2005/11/esmeralda.en.md");
     let expected = fs::read_to_string(&path).unwrap();
     let (fm, body) = read_translation_file(&expected).unwrap();
@@ -348,7 +349,7 @@ fn test_golden_translation_esmeralda_en() {
 }
 
 #[test]
-fn test_golden_sidecar() {
+fn test_legacy_sidecar_fixture_reserializes_as_bds2_canonical_output() {
     let path = fixture_dir().join("media/2005/11/eb0cf9d7-6fbd-4b74-9be3-759d6e16f240.jpg.meta");
     let expected = fs::read_to_string(&path).unwrap();
     let sc = read_sidecar(&expected).unwrap();
@@ -362,13 +363,10 @@ fn test_golden_sidecar() {
     assert_eq!(sc.height, Some(1200));
     assert_eq!(sc.title.as_deref(), Some("Esmeralda"));
 
-    // Write back via to_string() and compare
+    // Write back via to_string() in canonical bDS2 order.
     let actual = sc.to_string();
-    assert_eq!(
-        actual.trim(),
-        expected.trim(),
-        "golden output mismatch for media sidecar"
-    );
+    assert!(actual.find("linkedPostIds:").unwrap() < actual.find("tags:").unwrap());
+    assert!(actual.ends_with("---"));
 }
 
 #[test]
@@ -426,7 +424,7 @@ fn test_golden_meta_files() {
 }
 
 #[test]
-fn test_golden_template() {
+fn test_legacy_template_fixture_reserializes_as_bds2_canonical_output() {
     let path = fixture_dir().join("templates/testvorlage.liquid");
     let expected = fs::read_to_string(&path).unwrap();
     let (fm, body) = read_template_file(&expected).unwrap();
@@ -443,12 +441,11 @@ fn test_golden_template() {
     assert!(fm.enabled);
     assert_eq!(fm.version, 3);
 
-    // Write back and compare byte-for-byte
+    // Write back with bDS2 scalar and timestamp quoting.
     let actual = write_template_file(&fm, &body);
-    assert_eq!(
-        actual, expected,
-        "golden output mismatch for testvorlage.liquid"
-    );
+    assert!(actual.contains("id: 38704737-b7e7-4dd4-b010-9208bcf80ef6\n"));
+    assert!(actual.contains("createdAt: '2026-02-27T20:33:00.000Z'"));
+    assert!(actual.ends_with('\n'));
 }
 
 // ════════════════════════════════════════════════════════════════════
@@ -841,7 +838,7 @@ fn template_diff_for_field(modify_fn: impl FnOnce(&str) -> String) -> Vec<String
 #[test]
 fn test_diff_detects_template_title() {
     let fields = template_diff_for_field(|content| {
-        content.replace("title: \"Diff Template\"", "title: \"Changed Template\"")
+        content.replace("title: Diff Template", "title: Changed Template")
     });
     assert!(
         fields.contains(&"title".to_string()),
@@ -851,8 +848,7 @@ fn test_diff_detects_template_title() {
 
 #[test]
 fn test_diff_detects_template_kind() {
-    let fields =
-        template_diff_for_field(|content| content.replace("kind: \"post\"", "kind: \"list\""));
+    let fields = template_diff_for_field(|content| content.replace("kind: post", "kind: list"));
     assert!(
         fields.contains(&"kind".to_string()),
         "expected 'kind' in template diff fields, got: {fields:?}"
@@ -938,7 +934,7 @@ fn script_diff_for_field(modify_fn: impl FnOnce(&str) -> String) -> Vec<String>
 #[test]
 fn test_diff_detects_script_title() {
     let fields = script_diff_for_field(|content| {
-        content.replace("title: \"Diff Script\"", "title: \"Changed Script\"")
+        content.replace("title: Diff Script", "title: Changed Script")
     });
     assert!(
         fields.contains(&"title".to_string()),
@@ -948,9 +944,8 @@ fn test_diff_detects_script_title() {
 
 #[test]
 fn test_diff_detects_script_kind() {
-    let fields = script_diff_for_field(|content| {
-        content.replace("kind: \"utility\"", "kind: \"transform\"")
-    });
+    let fields =
+        script_diff_for_field(|content| content.replace("kind: utility", "kind: transform"));
     assert!(
         fields.contains(&"kind".to_string()),
         "expected 'kind' in script diff fields, got: {fields:?}"
@@ -959,9 +954,8 @@ fn test_diff_detects_script_kind() {
 
 #[test]
 fn test_diff_detects_script_entrypoint() {
-    let fields = script_diff_for_field(|content| {
-        content.replace("entrypoint: \"main\"", "entrypoint: \"run\"")
-    });
+    let fields =
+        script_diff_for_field(|content| content.replace("entrypoint: main", "entrypoint: run"));
     assert!(
         fields.contains(&"entrypoint".to_string()),
         "expected 'entrypoint' in script diff fields, got: {fields:?}"