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feat(api): Added validation for reason field (#190)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| import { AlphanumericReasonValidationPipe } from './alphanumeric-reason-pipe'; | ||
| import { BadRequestException } from '@nestjs/common'; | ||
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| describe('AlphanumericReasonValidationPipe', () => { | ||
| let pipe: AlphanumericReasonValidationPipe; | ||
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| beforeEach(() => { | ||
| pipe = new AlphanumericReasonValidationPipe(); | ||
| }); | ||
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| it('should allow alphanumeric string', () => { | ||
| const validInput = 'Test123'; | ||
| expect(pipe.transform(validInput)).toBe(validInput); | ||
| }); | ||
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| it('should not allow strings with only spaces', () => { | ||
| expect(() => pipe.transform(' ')).toThrow(BadRequestException); | ||
| }); | ||
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| it('should throw BadRequestException for non-alphanumeric string', () => { | ||
| const invalidInput = 'Test123$%^'; | ||
| try { | ||
| pipe.transform(invalidInput); | ||
| } catch (e) { | ||
| expect(e).toBeInstanceOf(BadRequestException); | ||
| expect(e.message).toBe('Reason must contain only alphanumeric characters and no leading or trailing spaces.'); | ||
| } | ||
| }); | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| import { PipeTransform, Injectable, BadRequestException } from '@nestjs/common'; | ||
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| @Injectable() | ||
| export class AlphanumericReasonValidationPipe implements PipeTransform { | ||
| transform(value: string) { | ||
| if (/^[a-zA-Z0-9]+(?: [a-zA-Z0-9]+)*$/.test(value)) { | ||
| return value; | ||
| } else { | ||
| throw new BadRequestException('Reason must contain only alphanumeric characters and no leading or trailing spaces.'); | ||
| } | ||
| } | ||
| } |
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