test: fix UpDownCounter logic to account for temporality preference

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>(