routeMapper tests

src/modules/geography/route.mapper.ts

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+import { Mapper } from '@mobicoop/ddd-library';
+import { Injectable } from '@nestjs/common';
+import { RouteEntity } from './core/domain/route.entity';
+import { RouteResponseDto } from './interface/dtos/route.response.dto';
+
+/**
+ * Mapper constructs objects that are used in different layers:
+ * Record is an object that is stored in a database,
+ * Entity is an object that is used in application domain layer,
+ * and a ResponseDTO is an object returned to a user (usually as json).
+ */
+
+@Injectable()
+export class RouteMapper
+  implements Mapper<RouteEntity, undefined, undefined, RouteResponseDto>
+{
+  toPersistence = (): undefined => {
+    return undefined;
+  };
+
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
+  toDomain = (): undefined => {
+    return undefined;
+  };
+
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
+  toResponse = (entity: RouteEntity): RouteResponseDto => {
+    const response = new RouteResponseDto();
+    response.driverDistance = entity.getProps().driverDistance;
+    response.driverDuration = entity.getProps().driverDuration;
+    response.passengerDistance = entity.getProps().passengerDistance;
+    response.passengerDuration = entity.getProps().passengerDuration;
+    response.fwdAzimuth = entity.getProps().fwdAzimuth;
+    response.backAzimuth = entity.getProps().backAzimuth;
+    response.distanceAzimuth = entity.getProps().distanceAzimuth;
+    response.spacetimePoints = entity.getProps().spacetimePoints;
+    return response;
+  };
+}