test: fix UpDownCounter logic to account for temporality preference

Author: pitoniak32

opentelemetry-sdk/src/metrics/mod.rs

@@ -944,7 +944,11 @@ mod tests {
 
         assert_eq!(sum.data_points.len(), 1, "Expected only one data point");
         assert!(!sum.is_monotonic, "Should not produce monotonic.");
-        assert_eq!(sum.temporality, Temporality::Delta, "Should produce Delta");
+        assert_eq!(
+            sum.temporality,
+            Temporality::Cumulative,
+            "Should produce Cumulative for UpDownCounter"
+        );
 
         let data_point = &sum.data_points[0];
         assert!(data_point.attributes.is_empty(), "Non-empty attribute set");
@@ -2251,15 +2255,11 @@ mod tests {
             !sum.is_monotonic,
             "UpDownCounter should produce non-monotonic."
         );
-        if let Temporality::Cumulative = temporality {
-            assert_eq!(
-                sum.temporality,
-                Temporality::Cumulative,
-                "Should produce cumulative"
-            );
-        } else {
-            assert_eq!(sum.temporality, Temporality::Delta, "Should produce delta");
-        }
+        assert_eq!(
+            sum.temporality,
+            Temporality::Cumulative,
+            "Should produce Cumulative for UpDownCounter"
+        );
 
         // find and validate key1=value2 datapoint
         let data_point1 = find_datapoint_with_key_value(&sum.data_points, "key1", "value1")
@@ -2288,19 +2288,11 @@ mod tests {
         assert_eq!(sum.data_points.len(), 2);
         let data_point1 = find_datapoint_with_key_value(&sum.data_points, "key1", "value1")
             .expect("datapoint with key1=value1 expected");
-        if temporality == Temporality::Cumulative {
-            assert_eq!(data_point1.value, 10);
-        } else {
-            assert_eq!(data_point1.value, 5);
-        }
+        assert_eq!(data_point1.value, 10);
 
         let data_point1 = find_datapoint_with_key_value(&sum.data_points, "key1", "value2")
             .expect("datapoint with key1=value2 expected");
-        if temporality == Temporality::Cumulative {
-            assert_eq!(data_point1.value, 14);
-        } else {
-            assert_eq!(data_point1.value, 7);
-        }
+        assert_eq!(data_point1.value, 14);
     }
 
     fn find_datapoint_with_key_value<'a, T>(