correction and add test for h5p mapper

apps/server/src/modules/h5p-editor/mapper/h5p-error.mapper.spec.ts

@@ -0,0 +1,26 @@
+import { H5pError } from '@lumieducation/h5p-server';
+import { HttpException, InternalServerErrorException } from '@nestjs/common';
+import { Test, TestingModule } from '@nestjs/testing';
+import { H5PErrorMapper } from './h5p-error.mapper';
+
+describe('H5PErrorMapper', () => {
+	let h5pErrorMapper: H5PErrorMapper;
+
+	beforeEach(async () => {
+		const app: TestingModule = await Test.createTestingModule({
+			providers: [H5PErrorMapper],
+		}).compile();
+
+		h5pErrorMapper = app.get<H5PErrorMapper>(H5PErrorMapper);
+	});
+
+	describe('mapH5pError', () => {
+		it('should map H5pError to HttpException', () => {
+			const error = new H5pError('h5p error massage');
+			const result = h5pErrorMapper.mapH5pError(error);
+
+			expect(result).toBeInstanceOf(HttpException);
+			expect(result.message).toEqual('h5p error massage');
+		});
+	});
+});

apps/server/src/modules/h5p-editor/mapper/h5p-error.mapper.ts

@@ -1,13 +1,8 @@
 import { H5pError } from '@lumieducation/h5p-server';
-import { HttpException, InternalServerErrorException } from '@nestjs/common';
+import { HttpException } from '@nestjs/common';
 
 export class H5PErrorMapper {
 	public mapH5pError(error: H5pError) {
-		if (error instanceof H5pError) {
-			return new HttpException(error.message, error.httpStatusCode);
-		}
-		return new HttpException('message', 500, {
-			cause: new InternalServerErrorException({ error }),
-		});
+		return new HttpException(error.message, error.httpStatusCode);
 	}
 }