Added simple mutation for better testing

src/entities/user/input.dto.ts

@@ -0,0 +1,34 @@
+import { Field, InputType, Int, PartialType } from "@nestjs/graphql";
+
+@InputType()
+export class CreateUserInputType {
+  @Field(() => Int, { nullable: true })
+  identification_number: number;
+
+  @Field()
+  email: string;
+
+  @Field()
+  fname: string;
+
+  @Field()
+  lname: string;
+
+  @Field({ nullable: true })
+  mname: string;
+
+  @Field({ nullable: true })
+  age: number;
+
+  @Field(() => String, { nullable: true })
+  phone: string;
+
+  @Field({ nullable: true })
+  is_active: boolean;
+}
+
+@InputType()
+export class UpdateUserInputType extends PartialType(CreateUserInputType) {
+  @Field(() => Int)
+  id: number;
+}

src/entities/user/user.resolver.ts

@@ -1,11 +1,12 @@
-import { Query, ResolveField, Resolver } from '@nestjs/graphql';
+import { Args, Mutation, Query, ResolveField, Resolver } from '@nestjs/graphql';
 import { InjectRepository } from '@nestjs/typeorm';
 import { Brackets, In, Repository } from 'typeorm';
 import { Filter, GraphqlFilter, GraphqlLoader, GraphqlSorting, Loader, LoaderData, SelectedFields, SelectedFieldsResult, SelectedUnionTypes, SortArgs, Sorting } from '../../../lib';
 import { StoryModel } from '../story/story.entity';
 import { TaskObjectType } from '../task/task.dto';
 import { Task } from '../task/task.entity';
 import { TaskFilterInputType, UserFilterInputType } from './fillter.dto';
+import { UpdateUserInputType } from './input.dto';
 import { TaskSortingInputType, UserSortingInputType } from './sorting.dto';
 import { SearchTasksUnion, UserAggregationType, UserObjectType } from './user.dto';
 import { User } from './user.entity';
@@ -109,4 +110,15 @@ export class UserResolver {
 
     return qb.getRawOne();
   }
+
+  @Mutation(() => UserObjectType)
+  async updateUser(
+    @Args({name: 'user', type: () => UpdateUserInputType}) user: UpdateUserInputType
+  ) {
+    await this.userRepository.update({
+      id: user.id
+    }, user)
+
+    return this.userRepository.findOne({where: {id: user.id}})
+  }
 }