Add sender transform to remove leading zeros for CDPH NBS NM data type (

#16296)

* add sender transform to remove leading zeros for CDPH NBS NM data type

* add integration tests for hl7 to fhir transform

* update tests for multiple Order groups

* fix integration test filenames

* update expected filepath to correctly identify output file

prime-router/settings/STLTs/CA/ca-phl.yml

@@ -20,5 +20,6 @@
       organizationName: "ca-phl"
       topic: "etor-ti"
       customerStatus: "active"
+      schemaName: classpath:/metadata/fhir_transforms/senders/Flexion/cdph-nbs-sender-transform.yml
       format: "HL7"
   receivers: []

prime-router/src/main/resources/metadata/fhir_transforms/senders/Flexion/cdph-nbs-sender-transform.yml

@@ -0,0 +1,10 @@
+# $schema: ../../../../../../../metadata/json_schema/fhir/fhir-to-fhir-transform.json
+# Sender transform for CDPH NBS results
+elements:
+
+  # REGEX removes leading zeroes from left of decimal point unless there is only a single zero
+  - name: remove-leading-zeros-from-nm-data-type
+    resource: 'Bundle.entry.resource.ofType(Observation).value.ofType(Quantity)'
+    condition: '%resource.value.toString().matches("^0\\d+(\\.\\d+)?$")'
+    bundleProperty: '%resource.value'
+    value: [ '%resource.value.toString().replaceMatches("^0+(\\d*|0)(\\.\\d+)?$", "$1$2")' ]