Implement volpage for report.rs and update example toml.

Issue #3

Author: jhanarato

src/identifiers.rs

@@ -50,6 +50,12 @@ impl From<&str> for SuttaplexUid {
 #[derive(Clone, Deserialize, Debug, PartialEq)]
 pub struct VolpageReference(String);
 
+impl Display for VolpageReference {
+    fn fmt(&self, f: &mut Formatter) -> fmt::Result {
+        write!(f, "{}", self.0)
+    }
+}
+
 impl From<&str> for VolpageReference {
     fn from(value: &str) -> Self {
         Self(String::from(value))

src/report.rs

@@ -49,7 +49,7 @@ impl TestResult {
             SearchResults::Volpage {
                 expected,
                 results: _,
-            } => todo!(),
+            } => format!("Volpage hit {expected}"),
         }
     }
 

suite_examples/volpage.toml

@@ -12,4 +12,9 @@ selected-languages = ["en", "pli"]
 description = "Find volpage:SN ii 4"
 query = "volpage:SN ii 4"
 expected.volpage = "PTS SN ii 1"
-# expected.min_rank = 1
+
+[[test-case]]
+description = "Find and rank volpage:SN ii 4"
+query = "volpage:SN ii 4"
+expected.volpage = "PTS SN ii 4"
+expected.min-rank = 3