increase auto validation, update tests

backend/src/graphql/arg/AdminCreateContributionArgs.ts

@@ -1,14 +1,16 @@
-import { MaxLength, MinLength } from 'class-validator'
+import { IsEmail, MaxLength, MinLength } from 'class-validator'
 import { Decimal } from 'decimal.js-light'
 import { ArgsType, Field, InputType } from 'type-graphql'
 
 import { MEMO_MAX_CHARS, MEMO_MIN_CHARS } from '@/graphql/resolver/const/const'
+import { isValidDateString } from '@/graphql/validator/DateString'
 import { IsPositiveDecimal } from '@/graphql/validator/Decimal'
 
 @InputType()
 @ArgsType()
 export class AdminCreateContributionArgs {
   @Field(() => String)
+  @IsEmail()
   email: string
 
   @Field(() => Decimal)
@@ -21,5 +23,6 @@ export class AdminCreateContributionArgs {
   memo: string
 
   @Field(() => String)
+  @isValidDateString()
   creationDate: string
 }

backend/src/graphql/arg/AdminUpdateContributionArgs.ts

@@ -1,13 +1,15 @@
-import { MaxLength, MinLength } from 'class-validator'
+import { IsPositive, MaxLength, MinLength } from 'class-validator'
 import { Decimal } from 'decimal.js-light'
 import { ArgsType, Field, Int } from 'type-graphql'
 
 import { MEMO_MAX_CHARS, MEMO_MIN_CHARS } from '@/graphql/resolver/const/const'
+import { isValidDateString } from '@/graphql/validator/DateString'
 import { IsPositiveDecimal } from '@/graphql/validator/Decimal'
 
 @ArgsType()
 export class AdminUpdateContributionArgs {
   @Field(() => Int)
+  @IsPositive()
   id: number
 
   @Field(() => Decimal)
@@ -20,5 +22,6 @@ export class AdminUpdateContributionArgs {
   memo: string
 
   @Field(() => String)
+  @isValidDateString()
   creationDate: string
 }

backend/src/graphql/arg/ContributionArgs.ts

@@ -3,6 +3,7 @@ import { Decimal } from 'decimal.js-light'
 import { ArgsType, Field, InputType } from 'type-graphql'
 
 import { MEMO_MAX_CHARS, MEMO_MIN_CHARS } from '@/graphql/resolver/const/const'
+import { isValidDateString } from '@/graphql/validator/DateString'
 import { IsPositiveDecimal } from '@/graphql/validator/Decimal'
 
 @InputType()
@@ -18,5 +19,6 @@ export class ContributionArgs {
   memo: string
 
   @Field(() => String)
+  @isValidDateString()
   creationDate: string
 }

backend/src/graphql/arg/ContributionLinkArgs.ts

@@ -1,4 +1,4 @@
-import { MaxLength, MinLength } from 'class-validator'
+import { IsPositive, IsString, MaxLength, MinLength } from 'class-validator'
 import { Decimal } from 'decimal.js-light'
 import { ArgsType, Field, Int } from 'type-graphql'
 
@@ -8,6 +8,7 @@ import {
   CONTRIBUTIONLINK_NAME_MIN_CHARS,
   CONTRIBUTIONLINK_NAME_MAX_CHARS,
 } from '@/graphql/resolver/const/const'
+import { isValidDateString } from '@/graphql/validator/DateString'
 import { IsPositiveDecimal } from '@/graphql/validator/Decimal'
 
 @ArgsType()
@@ -27,17 +28,22 @@ export class ContributionLinkArgs {
   memo: string
 
   @Field(() => String)
+  @IsString()
   cycle: string
 
   @Field(() => String, { nullable: true })
+  @isValidDateString()
   validFrom?: string | null
 
   @Field(() => String, { nullable: true })
+  @isValidDateString()
   validTo?: string | null
 
   @Field(() => Decimal, { nullable: true })
+  @IsPositiveDecimal()
   maxAmountPerMonth?: Decimal | null
 
   @Field(() => Int)
+  @IsPositive()
   maxPerCycle: number
 }

backend/src/graphql/arg/ContributionMessageArgs.ts

@@ -1,3 +1,4 @@
+import { IsInt, IsString, IsEnum } from 'class-validator'
 import { ArgsType, Field, Int, InputType } from 'type-graphql'
 
 import { ContributionMessageType } from '@enum/ContributionMessageType'
@@ -6,11 +7,14 @@ import { ContributionMessageType } from '@enum/ContributionMessageType'
 @ArgsType()
 export class ContributionMessageArgs {
   @Field(() => Int)
+  @IsInt()
   contributionId: number
 
   @Field(() => String)
+  @IsString()
   message: string
 
   @Field(() => ContributionMessageType, { defaultValue: ContributionMessageType.DIALOG })
+  @IsEnum(ContributionMessageType)
   messageType: ContributionMessageType
 }

backend/src/graphql/arg/CreateUserArgs.ts

@@ -1,25 +1,33 @@
+import { IsEmail, IsInt, IsString } from 'class-validator'
 import { ArgsType, Field, Int } from 'type-graphql'
 
 @ArgsType()
 export class CreateUserArgs {
   @Field(() => String, { nullable: true })
+  @IsString()
   alias?: string | null
 
   @Field(() => String)
+  @IsEmail()
   email: string
 
   @Field(() => String)
+  @IsString()
   firstName: string
 
   @Field(() => String)
+  @IsString()
   lastName: string
 
   @Field(() => String, { nullable: true })
+  @IsString()
   language?: string | null
 
   @Field(() => Int, { nullable: true })
+  @IsInt()
   publisherId?: number | null
 
   @Field(() => String, { nullable: true })
+  @IsString()
   redeemCode?: string | null
 }

backend/src/graphql/arg/Paginated.ts

@@ -1,4 +1,5 @@
 /* eslint-disable type-graphql/invalid-nullable-input-type */
+import { IsPositive, IsEnum } from 'class-validator'
 import { ArgsType, Field, Int } from 'type-graphql'
 
 import { Order } from '@enum/Order'
@@ -6,11 +7,14 @@ import { Order } from '@enum/Order'
 @ArgsType()
 export class Paginated {
   @Field(() => Int, { nullable: true })
+  @IsPositive()
   currentPage?: number
 
   @Field(() => Int, { nullable: true })
+  @IsPositive()
   pageSize?: number
 
   @Field(() => Order, { nullable: true })
+  @IsEnum(Order)
   order?: Order
 }

backend/src/graphql/arg/SearchUsersFilters.ts

@@ -1,10 +1,13 @@
+import { IsBoolean } from 'class-validator'
 import { Field, InputType } from 'type-graphql'
 
 @InputType()
 export class SearchUsersFilters {
   @Field(() => Boolean, { nullable: true, defaultValue: null })
+  @IsBoolean()
   byActivated?: boolean | null
 
   @Field(() => Boolean, { nullable: true, defaultValue: null })
+  @IsBoolean()
   byDeleted?: boolean | null
 }

backend/src/graphql/arg/SetUserRoleArgs.ts

@@ -1,3 +1,4 @@
+import { IsPositive, IsEnum } from 'class-validator'
 import { ArgsType, Field, Int, InputType } from 'type-graphql'
 
 import { RoleNames } from '@enum/RoleNames'
@@ -6,8 +7,10 @@ import { RoleNames } from '@enum/RoleNames'
 @ArgsType()
 export class SetUserRoleArgs {
   @Field(() => Int)
+  @IsPositive()
   userId: number
 
   @Field(() => RoleNames, { nullable: true })
+  @IsEnum(RoleNames)
   role: RoleNames | null | undefined
 }

backend/src/graphql/arg/TransactionLinkArgs.ts

@@ -1,4 +1,4 @@
-import { IsAlpha, MaxLength, MinLength } from 'class-validator'
+import { MaxLength, MinLength } from 'class-validator'
 import { Decimal } from 'decimal.js-light'
 import { ArgsType, Field } from 'type-graphql'
 

backend/src/graphql/arg/TransactionLinkFilters.ts

@@ -1,14 +1,18 @@
 /* eslint-disable type-graphql/invalid-nullable-input-type */
+import { IsBoolean } from 'class-validator'
 import { Field, InputType } from 'type-graphql'
 
 @InputType()
 export class TransactionLinkFilters {
   @Field(() => Boolean, { nullable: true })
+  @IsBoolean()
   withDeleted?: boolean
 
   @Field(() => Boolean, { nullable: true })
+  @IsBoolean()
   withExpired?: boolean
 
   @Field(() => Boolean, { nullable: true })
+  @IsBoolean()
   withRedeemed?: boolean
 }

backend/src/graphql/arg/TransactionSendArgs.ts

@@ -1,4 +1,4 @@
-import { MaxLength, MinLength } from 'class-validator'
+import { MaxLength, MinLength, IsString } from 'class-validator'
 import { Decimal } from 'decimal.js-light'
 import { ArgsType, Field } from 'type-graphql'
 
@@ -8,6 +8,7 @@ import { IsPositiveDecimal } from '@/graphql/validator/Decimal'
 @ArgsType()
 export class TransactionSendArgs {
   @Field(() => String)
+  @IsString()
   identifier: string
 
   @Field(() => Decimal)

backend/src/graphql/arg/UnsecureLoginArgs.ts

@@ -1,13 +1,17 @@
+import { IsEmail, IsInt, IsString } from 'class-validator'
 import { ArgsType, Field, Int } from 'type-graphql'
 
 @ArgsType()
 export class UnsecureLoginArgs {
   @Field(() => String)
+  @IsEmail()
   email: string
 
   @Field(() => String)
+  @IsString()
   password: string
 
   @Field(() => Int, { nullable: true })
+  @IsInt()
   publisherId?: number | null
 }

backend/src/graphql/arg/UpdateUserInfosArgs.ts

@@ -1,31 +1,41 @@
+import { IsBoolean, IsInt, IsString } from 'class-validator'
 import { ArgsType, Field, Int } from 'type-graphql'
 
 @ArgsType()
 export class UpdateUserInfosArgs {
   @Field({ nullable: true })
+  @IsString()
   firstName?: string
 
   @Field({ nullable: true })
+  @IsString()
   lastName?: string
 
   @Field({ nullable: true })
+  @IsString()
   alias?: string
 
   @Field({ nullable: true })
+  @IsString()
   language?: string
 
   @Field(() => Int, { nullable: true })
+  @IsInt()
   publisherId?: number | null
 
   @Field({ nullable: true })
+  @IsString()
   password?: string
 
   @Field({ nullable: true })
+  @IsString()
   passwordNew?: string
 
   @Field({ nullable: true })
+  @IsBoolean()
   hideAmountGDD?: boolean
 
   @Field({ nullable: true })
+  @IsBoolean()
   hideAmountGDT?: boolean
 }

backend/src/graphql/resolver/ContributionLinkResolver.test.ts

@@ -339,107 +339,142 @@ describe('Contribution Links', () => {
 
         it('returns an error if name is shorter than 5 characters', async () => {
           jest.clearAllMocks()
-          await expect(
-            mutate({
-              mutation: createContributionLink,
-              variables: {
-                ...variables,
-                name: '123',
+          const { errors: errorObjects } = await mutate({
+            mutation: createContributionLink,
+            variables: {
+              ...variables,
+              name: '123',
+            },
+          })
+          expect(errorObjects).toMatchObject([
+            {
+              message: 'Argument Validation Error',
+              extensions: {
+                exception: {
+                  validationErrors: [
+                    {
+                      property: 'name',
+                      constraints: {
+                        minLength: 'name must be longer than or equal to 5 characters',
+                      },
+                    },
+                  ],
+                },
               },
-            }),
-          ).resolves.toEqual(
-            expect.objectContaining({
-              errors: [new GraphQLError('The value of name is too short')],
-            }),
-          )
-        })
-
-        it('logs the error "The value of name is too short"', () => {
-          expect(logger.error).toBeCalledWith('The value of name is too short', 3)
+            },
+          ])
         })
 
         it('returns an error if name is longer than 100 characters', async () => {
           jest.clearAllMocks()
-          await expect(
-            mutate({
-              mutation: createContributionLink,
-              variables: {
-                ...variables,
-                name: '12345678901234567892123456789312345678941234567895123456789612345678971234567898123456789912345678901',
+          const { errors: errorObjects } = await mutate({
+            mutation: createContributionLink,
+            variables: {
+              ...variables,
+              name: '12345678901234567892123456789312345678941234567895123456789612345678971234567898123456789912345678901',
+            },
+          })
+          expect(errorObjects).toMatchObject([
+            {
+              message: 'Argument Validation Error',
+              extensions: {
+                exception: {
+                  validationErrors: [
+                    {
+                      property: 'name',
+                      constraints: {
+                        maxLength: 'name must be shorter than or equal to 100 characters',
+                      },
+                    },
+                  ],
+                },
               },
-            }),
-          ).resolves.toEqual(
-            expect.objectContaining({
-              errors: [new GraphQLError('The value of name is too long')],
-            }),
-          )
-        })
-
-        it('logs the error "The value of name is too long"', () => {
-          expect(logger.error).toBeCalledWith('The value of name is too long', 101)
+            },
+          ])
         })
 
         it('returns an error if memo is shorter than 5 characters', async () => {
           jest.clearAllMocks()
-          await expect(
-            mutate({
-              mutation: createContributionLink,
-              variables: {
-                ...variables,
-                memo: '123',
+          const { errors: errorObjects } = await mutate({
+            mutation: createContributionLink,
+            variables: {
+              ...variables,
+              memo: '123',
+            },
+          })
+          expect(errorObjects).toMatchObject([
+            {
+              message: 'Argument Validation Error',
+              extensions: {
+                exception: {
+                  validationErrors: [
+                    {
+                      property: 'memo',
+                      constraints: {
+                        minLength: 'memo must be longer than or equal to 5 characters',
+                      },
+                    },
+                  ],
+                },
               },
-            }),
-          ).resolves.toEqual(
-            expect.objectContaining({
-              errors: [new GraphQLError('The value of memo is too short')],
-            }),
-          )
-        })
-
-        it('logs the error "The value of memo is too short"', () => {
-          expect(logger.error).toBeCalledWith('The value of memo is too short', 3)
+            },
+          ])
         })
 
         it('returns an error if memo is longer than 255 characters', async () => {
           jest.clearAllMocks()
-          await expect(
-            mutate({
-              mutation: createContributionLink,
-              variables: {
-                ...variables,
-                memo: '1234567890123456789212345678931234567894123456789512345678961234567897123456789812345678991234567890123456789012345678921234567893123456789412345678951234567896123456789712345678981234567899123456789012345678901234567892123456789312345678941234567895123456',
+          const { errors: errorObjects } = await mutate({
+            mutation: createContributionLink,
+            variables: {
+              ...variables,
+              memo: '1234567890123456789212345678931234567894123456789512345678961234567897123456789812345678991234567890123456789012345678921234567893123456789412345678951234567896123456789712345678981234567899123456789012345678901234567892123456789312345678941234567895123456',
+            },
+          })
+          expect(errorObjects).toMatchObject([
+            {
+              message: 'Argument Validation Error',
+              extensions: {
+                exception: {
+                  validationErrors: [
+                    {
+                      property: 'memo',
+                      constraints: {
+                        maxLength: 'memo must be shorter than or equal to 255 characters',
+                      },
+                    },
+                  ],
+                },
               },
-            }),
-          ).resolves.toEqual(
-            expect.objectContaining({
-              errors: [new GraphQLError('The value of memo is too long')],
-            }),
-          )
-        })
-
-        it('logs the error "The value of memo is too long"', () => {
-          expect(logger.error).toBeCalledWith('The value of memo is too long', 256)
+            },
+          ])
         })
 
         it('returns an error if amount is not positive', async () => {
           jest.clearAllMocks()
-          await expect(
-            mutate({
-              mutation: createContributionLink,
-              variables: {
-                ...variables,
-                amount: new Decimal(0),
+          const { errors: errorObjects } = await mutate({
+            mutation: createContributionLink,
+            variables: {
+              ...variables,
+              amount: new Decimal(0),
+            },
+          })
+          expect(errorObjects).toMatchObject([
+            {
+              message: 'Argument Validation Error',
+              extensions: {
+                exception: {
+                  validationErrors: [
+                    {
+                      property: 'amount',
+                      constraints: {
+                        isPositiveDecimal: 'The amount must be a positive value amount',
+                      },
+                    },
+                  ],
+                },
               },
-            }),
-          ).resolves.toEqual(
-            expect.objectContaining({
-              errors: [new GraphQLError('The amount must be a positiv value')],
-            }),
-          )
-        })
-
-        it('logs the error "The amount must be a positiv value"', () => {
-          expect(logger.error).toBeCalledWith('The amount must be a positiv value', new Decimal(0))
+            },
+          ])
         })
       })
 

backend/src/graphql/resolver/ContributionResolver.test.ts

@@ -201,6 +201,7 @@ describe('ContributionResolver', () => {
         it('throws error when memo length smaller than 5 chars', async () => {
           jest.clearAllMocks()
           const date = new Date()
+
           const { errors: errorObjects } = await mutate({
             mutation: createContribution,
             variables: {
@@ -209,12 +210,23 @@ describe('ContributionResolver', () => {
               creationDate: date.toString(),
             },
           })
-
-          expect(errorObjects).toEqual([new GraphQLError('Memo text is too short')])
-        })
-
-        it('logs the error "Memo text is too short"', () => {
-          expect(logger.error).toBeCalledWith('Memo text is too short', 4)
+          expect(errorObjects).toMatchObject([
+            {
+              message: 'Argument Validation Error',
+              extensions: {
+                exception: {
+                  validationErrors: [
+                    {
+                      property: 'memo',
+                      constraints: {
+                        minLength: 'memo must be longer than or equal to 5 characters',
+                      },
+                    },
+                  ],
+                },
+              },
+            },
+          ])
         })
 
         it('throws error when memo length greater than 255 chars', async () => {
@@ -228,11 +240,23 @@ describe('ContributionResolver', () => {
               creationDate: date.toString(),
             },
           })
-          expect(errorObjects).toEqual([new GraphQLError('Memo text is too long')])
-        })
-
-        it('logs the error "Memo text is too long"', () => {
-          expect(logger.error).toBeCalledWith('Memo text is too long', 259)
+          expect(errorObjects).toMatchObject([
+            {
+              message: 'Argument Validation Error',
+              extensions: {
+                exception: {
+                  validationErrors: [
+                    {
+                      property: 'memo',
+                      constraints: {
+                        maxLength: 'memo must be shorter than or equal to 255 characters',
+                      },
+                    },
+                  ],
+                },
+              },
+            },
+          ])
         })
 
         it('throws error when creationDate not-valid', async () => {
@@ -245,27 +269,35 @@ describe('ContributionResolver', () => {
               creationDate: 'not-valid',
             },
           })
-          expect(errorObjects).toEqual([
-            new GraphQLError('No information for available creations for the given date'),
+          expect(errorObjects).toMatchObject([
+            {
+              message: 'Argument Validation Error',
+              extensions: {
+                exception: {
+                  validationErrors: [
+                    {
+                      property: 'creationDate',
+                      constraints: {
+                        isValidDateString: 'creationDate must be a valid date string, creationDate',
+                      },
+                    },
+                  ],
+                },
+              },
+            },
           ])
         })
 
-        it('logs the error "No information for available creations for the given date"', () => {
-          expect(logger.error).toBeCalledWith(
-            'No information for available creations for the given date',
-            expect.any(Date),
-          )
-        })
-
         it('throws error when creationDate 3 month behind', async () => {
           jest.clearAllMocks()
           const date = new Date()
+          date.setMonth(date.getMonth() - 3)
           const { errors: errorObjects } = await mutate({
             mutation: createContribution,
             variables: {
               amount: 100.0,
               memo: 'Test env contribution',
-              creationDate: date.setMonth(date.getMonth() - 3).toString(),
+              creationDate: date.toString(),
             },
           })
           expect(errorObjects).toEqual([
@@ -346,11 +378,23 @@ describe('ContributionResolver', () => {
               creationDate: date.toString(),
             },
           })
-          expect(errorObjects).toEqual([new GraphQLError('Memo text is too short')])
-        })
-
-        it('logs the error "Memo text is too short"', () => {
-          expect(logger.error).toBeCalledWith('Memo text is too short', 4)
+          expect(errorObjects).toMatchObject([
+            {
+              message: 'Argument Validation Error',
+              extensions: {
+                exception: {
+                  validationErrors: [
+                    {
+                      property: 'memo',
+                      constraints: {
+                        minLength: 'memo must be longer than or equal to 5 characters',
+                      },
+                    },
+                  ],
+                },
+              },
+            },
+          ])
         })
       })
 
@@ -367,11 +411,23 @@ describe('ContributionResolver', () => {
               creationDate: date.toString(),
             },
           })
-          expect(errorObjects).toEqual([new GraphQLError('Memo text is too long')])
-        })
-
-        it('logs the error "Memo text is too long"', () => {
-          expect(logger.error).toBeCalledWith('Memo text is too long', 259)
+          expect(errorObjects).toMatchObject([
+            {
+              message: 'Argument Validation Error',
+              extensions: {
+                exception: {
+                  validationErrors: [
+                    {
+                      property: 'memo',
+                      constraints: {
+                        maxLength: 'memo must be shorter than or equal to 255 characters',
+                      },
+                    },
+                  ],
+                },
+              },
+            },
+          ])
         })
       })
 
@@ -551,13 +607,14 @@ describe('ContributionResolver', () => {
         it('throws an error', async () => {
           jest.clearAllMocks()
           const date = new Date()
+          date.setMonth(date.getMonth() - 3)
           const { errors: errorObjects } = await mutate({
             mutation: updateContribution,
             variables: {
               contributionId: pendingContribution.data.createContribution.id,
               amount: 10.0,
               memo: 'Test env contribution',
-              creationDate: date.setMonth(date.getMonth() - 3).toString(),
+              creationDate: date.toString(),
             },
           })
           expect(errorObjects).toEqual([
@@ -1979,17 +2036,28 @@ describe('ContributionResolver', () => {
             describe('date of creation is not a date string', () => {
               it('throws an error', async () => {
                 jest.clearAllMocks()
-                await expect(
-                  mutate({ mutation: adminCreateContribution, variables }),
-                ).resolves.toEqual(
-                  expect.objectContaining({
-                    errors: [new GraphQLError('CreationDate is invalid')],
-                  }),
-                )
-              })
-
-              it('logs the error "CreationDate is invalid"', () => {
-                expect(logger.error).toBeCalledWith('CreationDate is invalid', 'invalid-date')
+                const { errors: errorObjects } = await mutate({
+                  mutation: adminCreateContribution,
+                  variables,
+                })
+                expect(errorObjects).toMatchObject([
+                  {
+                    message: 'Argument Validation Error',
+                    extensions: {
+                      exception: {
+                        validationErrors: [
+                          {
+                            property: 'creationDate',
+                            constraints: {
+                              isValidDateString:
+                                'creationDate must be a valid date string, creationDate',
+                            },
+                          },
+                        ],
+                      },
+                    },
+                  },
+                ])
               })
             })
 
@@ -2181,7 +2249,7 @@ describe('ContributionResolver', () => {
                 mutate({
                   mutation: adminUpdateContribution,
                   variables: {
-                    id: -1,
+                    id: 728,
                     amount: new Decimal(300),
                     memo: 'Danke Bibi!',
                     creationDate: contributionDateFormatter(new Date()),
@@ -2195,7 +2263,7 @@ describe('ContributionResolver', () => {
             })
 
             it('logs the error "Contribution not found"', () => {
-              expect(logger.error).toBeCalledWith('Contribution not found', -1)
+              expect(logger.error).toBeCalledWith('Contribution not found', 728)
             })
           })
 

backend/src/graphql/resolver/ContributionResolver.ts

@@ -49,7 +49,6 @@ import {
   getUserCreation,
   validateContribution,
   updateCreations,
-  isValidDateString,
   getOpenCreations,
 } from './util/creations'
 import { findContributions } from './util/findContributions'
@@ -256,9 +255,6 @@ export class ContributionResolver {
       `adminCreateContribution(email=${email}, amount=${amount.toString()}, memo=${memo}, creationDate=${creationDate})`,
     )
     const clientTimezoneOffset = getClientTimezoneOffset(context)
-    if (!isValidDateString(creationDate)) {
-      throw new LogError('CreationDate is invalid', creationDate)
-    }
     const emailContact = await UserContact.findOne({
       where: { email },
       withDeleted: true,

backend/src/graphql/resolver/TransactionLinkResolver.test.ts

@@ -94,38 +94,58 @@ describe('TransactionLinkResolver', () => {
 
       it('throws error when amount is zero', async () => {
         jest.clearAllMocks()
-        await expect(
-          mutate({
-            mutation: createTransactionLink,
-            variables: {
-              amount: 0,
-              memo: 'Test',
-            },
-          }),
-        ).resolves.toMatchObject({
-          errors: [new GraphQLError('Amount must be a positive number')],
+        const { errors: errorObjects } = await mutate({
+          mutation: createTransactionLink,
+          variables: {
+            amount: 0,
+            memo: 'Test Test',
+          },
         })
-      })
-      it('logs the error "Amount must be a positive number" - 0', () => {
-        expect(logger.error).toBeCalledWith('Amount must be a positive number', new Decimal(0))
+        expect(errorObjects).toMatchObject([
+          {
+            message: 'Argument Validation Error',
+            extensions: {
+              exception: {
+                validationErrors: [
+                  {
+                    property: 'amount',
+                    constraints: {
+                      isPositiveDecimal: 'The amount must be a positive value amount',
+                    },
+                  },
+                ],
+              },
+            },
+          },
+        ])
       })
 
       it('throws error when amount is negative', async () => {
         jest.clearAllMocks()
-        await expect(
-          mutate({
-            mutation: createTransactionLink,
-            variables: {
-              amount: -10,
-              memo: 'Test',
-            },
-          }),
-        ).resolves.toMatchObject({
-          errors: [new GraphQLError('Amount must be a positive number')],
+        const { errors: errorObjects } = await mutate({
+          mutation: createTransactionLink,
+          variables: {
+            amount: -10,
+            memo: 'Test Test',
+          },
         })
-      })
-      it('logs the error "Amount must be a positive number" - -10', () => {
-        expect(logger.error).toBeCalledWith('Amount must be a positive number', new Decimal(-10))
+        expect(errorObjects).toMatchObject([
+          {
+            message: 'Argument Validation Error',
+            extensions: {
+              exception: {
+                validationErrors: [
+                  {
+                    property: 'amount',
+                    constraints: {
+                      isPositiveDecimal: 'The amount must be a positive value amount',
+                    },
+                  },
+                ],
+              },
+            },
+          },
+        ])
       })
 
       it('throws error when user has not enough GDD', async () => {
@@ -135,7 +155,7 @@ describe('TransactionLinkResolver', () => {
             mutation: createTransactionLink,
             variables: {
               amount: 1001,
-              memo: 'Test',
+              memo: 'Test Test',
             },
           }),
         ).resolves.toMatchObject({

backend/src/graphql/resolver/TransactionResolver.test.ts

@@ -93,7 +93,7 @@ describe('send coins', () => {
           variables: {
             identifier: 'wrong@email.com',
             amount: 100,
-            memo: 'test',
+            memo: 'test test',
           },
         }),
       ).toEqual(
@@ -121,7 +121,7 @@ describe('send coins', () => {
             variables: {
               identifier: 'stephen@hawking.uk',
               amount: 100,
-              memo: 'test',
+              memo: 'test test',
             },
           }),
         ).toEqual(
@@ -150,7 +150,7 @@ describe('send coins', () => {
             variables: {
               identifier: 'garrick@ollivander.com',
               amount: 100,
-              memo: 'test',
+              memo: 'test test',
             },
           }),
         ).toEqual(
@@ -186,7 +186,7 @@ describe('send coins', () => {
             variables: {
               identifier: 'bob@baumeister.de',
               amount: 100,
-              memo: 'test',
+              memo: 'test test',
             },
           }),
         ).toEqual(
@@ -204,48 +204,62 @@ describe('send coins', () => {
     describe('memo text is too short', () => {
       it('throws an error', async () => {
         jest.clearAllMocks()
-        expect(
-          await mutate({
-            mutation: sendCoins,
-            variables: {
-              identifier: 'peter@lustig.de',
-              amount: 100,
-              memo: 'test',
+        const { errors: errorObjects } = await mutate({
+          mutation: sendCoins,
+          variables: {
+            identifier: 'peter@lustig.de',
+            amount: 100,
+            memo: 'Test',
+          },
+        })
+        expect(errorObjects).toMatchObject([
+          {
+            message: 'Argument Validation Error',
+            extensions: {
+              exception: {
+                validationErrors: [
+                  {
+                    property: 'memo',
+                    constraints: {
+                      minLength: 'memo must be longer than or equal to 5 characters',
+                    },
+                  },
+                ],
+              },
             },
-          }),
-        ).toEqual(
-          expect.objectContaining({
-            errors: [new GraphQLError('Memo text is too short')],
-          }),
-        )
-      })
-
-      it('logs the error thrown', () => {
-        expect(logger.error).toBeCalledWith('Memo text is too short', 4)
+          },
+        ])
       })
     })
 
     describe('memo text is too long', () => {
       it('throws an error', async () => {
         jest.clearAllMocks()
-        expect(
-          await mutate({
-            mutation: sendCoins,
-            variables: {
-              identifier: 'peter@lustig.de',
-              amount: 100,
-              memo: 'test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test t',
+        const { errors: errorObjects } = await mutate({
+          mutation: sendCoins,
+          variables: {
+            identifier: 'peter@lustig.de',
+            amount: 100,
+            memo: 'test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test test t',
+          },
+        })
+        expect(errorObjects).toMatchObject([
+          {
+            message: 'Argument Validation Error',
+            extensions: {
+              exception: {
+                validationErrors: [
+                  {
+                    property: 'memo',
+                    constraints: {
+                      maxLength: 'memo must be shorter than or equal to 255 characters',
+                    },
+                  },
+                ],
+              },
             },
-          }),
-        ).toEqual(
-          expect.objectContaining({
-            errors: [new GraphQLError('Memo text is too long')],
-          }),
-        )
-      })
-
-      it('logs the error thrown', () => {
-        expect(logger.error).toBeCalledWith('Memo text is too long', 256)
+          },
+        ])
       })
     })
 
@@ -302,24 +316,31 @@ describe('send coins', () => {
     describe('trying to send negative amount', () => {
       it('throws an error', async () => {
         jest.clearAllMocks()
-        expect(
-          await mutate({
-            mutation: sendCoins,
-            variables: {
-              identifier: 'peter@lustig.de',
-              amount: -50,
-              memo: 'testing negative',
+        const { errors: errorObjects } = await mutate({
+          mutation: sendCoins,
+          variables: {
+            identifier: 'peter@lustig.de',
+            amount: -50,
+            memo: 'testing negative',
+          },
+        })
+        expect(errorObjects).toMatchObject([
+          {
+            message: 'Argument Validation Error',
+            extensions: {
+              exception: {
+                validationErrors: [
+                  {
+                    property: 'amount',
+                    constraints: {
+                      isPositiveDecimal: 'The amount must be a positive value amount',
+                    },
+                  },
+                ],
+              },
             },
-          }),
-        ).toEqual(
-          expect.objectContaining({
-            errors: [new GraphQLError('Amount to send must be positive')],
-          }),
-        )
-      })
-
-      it('logs the error thrown', () => {
-        expect(logger.error).toBeCalledWith('Amount to send must be positive', new Decimal(-50))
+          },
+        ])
       })
     })
 

backend/src/graphql/schema.ts

@@ -1,12 +1,9 @@
 import path from 'path'
 
-import { validate } from 'class-validator'
 import { Decimal } from 'decimal.js-light'
 import { GraphQLSchema } from 'graphql'
 import { buildSchema } from 'type-graphql'
 
-import { LogError } from '@/server/LogError'
-
 import { isAuthorized } from './directive/isAuthorized'
 import { DecimalScalar } from './scalar/Decimal'
 
@@ -15,20 +12,13 @@ export const schema = async (): Promise<GraphQLSchema> => {
     resolvers: [path.join(__dirname, 'resolver', `!(*.test).{js,ts}`)],
     authChecker: isAuthorized,
     scalarsMap: [{ type: Decimal, scalar: DecimalScalar }],
-    validate: (argValue) => {
-      if (argValue) {
-        validate(argValue)
-          .then((errors) => {
-            if (errors.length > 0) {
-              throw new LogError('validation failed. errors: ', errors)
-            } else {
-              return true
-            }
-          })
-          .catch((e) => {
-            throw new LogError('validation throw an exception: ', e)
-          })
-      }
+    validate: {
+      validationError: { target: false },
+      skipMissingProperties: true,
+      skipNullProperties: true,
+      skipUndefinedProperties: true,
+      forbidUnknownValues: false,
+      stopAtFirstError: false,
     },
   })
 }

backend/src/graphql/validator/DateString.ts

@@ -0,0 +1,21 @@
+import { registerDecorator, ValidationOptions, ValidationArguments } from 'class-validator'
+
+export function isValidDateString(validationOptions?: ValidationOptions) {
+  // eslint-disable-next-line @typescript-eslint/ban-types
+  return function (object: Object, propertyName: string) {
+    registerDecorator({
+      name: 'isValidDateString',
+      target: object.constructor,
+      propertyName,
+      options: validationOptions,
+      validator: {
+        validate(value: string) {
+          return new Date(value).toString() !== 'Invalid Date'
+        },
+        defaultMessage(args: ValidationArguments) {
+          return `${propertyName} must be a valid date string, ${args.property}`
+        },
+      },
+    })
+  }
+}