TransactionParticipantService.findBuyersWithParents(): add unit test.

Fix #702

Author: php-coder

src/test/groovy/ru/mystamps/web/service/TransactionParticipantServiceImplTest.groovy

@@ -27,6 +27,7 @@ import spock.lang.Specification
 import ru.mystamps.web.dao.TransactionParticipantDao
 import ru.mystamps.web.dao.dto.AddParticipantDbDto
 import ru.mystamps.web.dao.dto.EntityWithIdDto
+import ru.mystamps.web.dao.dto.TransactionParticipantDto
 import ru.mystamps.web.controller.dto.AddParticipantForm
 import ru.mystamps.web.tests.Random
 
@@ -114,6 +115,22 @@ class TransactionParticipantServiceImplTest extends Specification {
 			})
 	}
 
+	//
+	// Tests for findBuyersWithParents()
+	//
+	
+	@SuppressWarnings(['ClosureAsLastMethodParameter', 'UnnecessaryReturnKeyword'])
+	def 'findBuyersWithParents() should invoke dao and return its result'() {
+		given:
+			List<TransactionParticipantDto> expectedResult = Random.listOfTransactionParticipantDto()
+		when:
+			List<TransactionParticipantDto> result = service.findBuyersWithParents()
+		then:
+			1 * transactionParticipantDao.findBuyersWithParents() >> expectedResult
+		and:
+			result == expectedResult
+	}
+	
 	//
 	// Tests for findAllGroups()
 	//

src/test/java/ru/mystamps/web/service/TestObjects.java

@@ -209,4 +209,11 @@ public static CategoryDto createCategoryDto() {
 		return new CategoryDto(name, slug, parentName);
 	}
 
+	public static TransactionParticipantDto createTransactionParticipantDto() {
+		String name = Random.categoryName();
+		// @todo #702 TestObjects: introduce name generator for transaction participant groups
+		String parentName = Random.categoryName();
+		return new TransactionParticipantDto(Random.id(), name, parentName);
+	}
+	
 }

src/test/java/ru/mystamps/web/tests/Random.java

@@ -26,6 +26,7 @@
 
 import ru.mystamps.web.dao.dto.CategoryDto;
 import ru.mystamps.web.dao.dto.EntityWithIdDto;
+import ru.mystamps.web.dao.dto.TransactionParticipantDto;
 import ru.mystamps.web.service.TestObjects;
 import ru.mystamps.web.validation.ValidationRules;
 
@@ -145,4 +146,16 @@ public static List<CategoryDto> listOfCategoryDto() {
 		);
 	}
 
+	public static List<TransactionParticipantDto> listOfTransactionParticipantDto() {
+		final int minSize = 1;
+		final int maxSize = 3;
+		int size = integer(minSize, maxSize);
+		return sampleMultiple(
+			size,
+			TestObjects.createTransactionParticipantDto(),
+			TestObjects.createTransactionParticipantDto(),
+			TestObjects.createTransactionParticipantDto()
+		);
+	}
+	
 }