fix: add tests for coverage

src/main/kotlin/it/pagopa/ecommerce/helpdesk/exceptions/InvalidSearchCriteriaException.kt

@@ -4,7 +4,7 @@ import it.pagopa.generated.ecommerce.helpdesk.model.ProductDto
 import org.springframework.http.HttpStatus
 
 class InvalidSearchCriteriaException(searchCriteriaType: String, productDto: ProductDto) :
-    ApiError("Invalid search criteria with type: $searchCriteriaType for product :$productDto") {
+    ApiError("Invalid search criteria with type: $searchCriteriaType for product: $productDto") {
 
     override fun toRestException() =
         RestApiException(

src/test/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/oracle/TransactionDataProviderTest.kt

@@ -0,0 +1,33 @@
+package it.pagopa.ecommerce.helpdesk.dataproviders.oracle
+
+import it.pagopa.ecommerce.helpdesk.dataproviders.TransactionDataProvider
+import it.pagopa.generated.ecommerce.helpdesk.model.*
+import java.util.stream.Stream
+import org.junit.jupiter.api.Assertions.assertEquals
+import org.junit.jupiter.params.ParameterizedTest
+import org.junit.jupiter.params.provider.Arguments
+import org.junit.jupiter.params.provider.MethodSource
+
+class TransactionDataProviderTest {
+
+    companion object {
+        @JvmStatic
+        private fun searchCriteriaMappingTestSource() =
+            Stream.of(
+                Arguments.of(SearchTransactionRequestPaymentTokenDto::class.java, "PAYMENT_TOKEN"),
+                Arguments.of(SearchTransactionRequestRptIdDto::class.java, "RPT_ID"),
+                Arguments.of(
+                    SearchTransactionRequestTransactionIdDto::class.java,
+                    "TRANSACTION_ID"
+                ),
+                Arguments.of(SearchTransactionRequestEmailDto::class.java, "USER_EMAIL"),
+                Arguments.of(SearchTransactionRequestFiscalCodeDto::class.java, "USER_FISCAL_CODE"),
+            )
+    }
+
+    @ParameterizedTest
+    @MethodSource("searchCriteriaMappingTestSource")
+    fun shouldMapSearchCriteriaType(clazz: Class<*>, searchType: String) {
+        assertEquals(searchType, TransactionDataProvider.SearchTypeMapping.getSearchType(clazz))
+    }
+}

src/test/kotlin/it/pagopa/ecommerce/helpdesk/exceptionhandler/ExceptionHandlerTest.kt

@@ -1,8 +1,10 @@
 package it.pagopa.ecommerce.helpdesk.exceptionhandler
 
 import it.pagopa.ecommerce.helpdesk.HelpdeskTestUtils
+import it.pagopa.ecommerce.helpdesk.exceptions.InvalidSearchCriteriaException
 import it.pagopa.ecommerce.helpdesk.exceptions.NoResultFoundException
 import it.pagopa.ecommerce.helpdesk.exceptions.RestApiException
+import it.pagopa.generated.ecommerce.helpdesk.model.ProductDto
 import jakarta.xml.bind.ValidationException
 import org.junit.jupiter.api.Assertions.assertEquals
 import org.junit.jupiter.api.Test
@@ -34,7 +36,7 @@ class ExceptionHandlerTest {
     }
 
     @Test
-    fun `Should handle ApiError`() {
+    fun `Should handle NoResultFoundException`() {
         val searchCriteria = "searchCriteria"
         val exception = NoResultFoundException(searchCriteria)
         val response = exceptionHandler.handleException(exception)
@@ -78,4 +80,21 @@ class ExceptionHandlerTest {
         )
         assertEquals(HttpStatus.INTERNAL_SERVER_ERROR, response.statusCode)
     }
+
+    @Test
+    fun `Should handle InvalidSearchCriteriaException`() {
+        val searchCriteria = "searchCriteria"
+        val exception = InvalidSearchCriteriaException(searchCriteria, ProductDto.PM)
+        val response = exceptionHandler.handleException(exception)
+        assertEquals(
+            HelpdeskTestUtils.buildProblemJson(
+                httpStatus = HttpStatus.INTERNAL_SERVER_ERROR,
+                title = "Invalid search criteria",
+                description =
+                    "Invalid search criteria with type: $searchCriteria for product: ${ProductDto.PM}"
+            ),
+            response.body
+        )
+        assertEquals(HttpStatus.INTERNAL_SERVER_ERROR, response.statusCode)
+    }
 }