Preserve strict mode behavior

Author: aledbf

pkg/dazzle/project.go

@@ -21,6 +21,7 @@
 package dazzle
 
 import (
+	"bytes"
 	"encoding/hex"
 	"fmt"
 	"io"
@@ -331,7 +332,10 @@ func loadChunks(dir fs.FS, contextBase, base, name string) (res []ProjectChunk,
 		} else if err != nil {
 			return nil, fmt.Errorf("%s: cannot read tests.yaml: %w", dir, err)
 		}
-		err = yaml.Unmarshal(tf, &chk.Tests)
+
+		decoder := yaml.NewDecoder(bytes.NewReader(tf))
+		decoder.KnownFields(true)
+		err = decoder.Decode(&chk.Tests)
 		if err != nil {
 			return &chk, fmt.Errorf("%s: cannot read tests.yaml: %w", dir, err)
 		}