CommunitySolidServer/test/unit/init/setup/SetupHttpHandler.test.ts
2022-02-11 10:52:45 +01:00

120 lines
5.2 KiB
TypeScript

import type { Operation } from '../../../../src/http/Operation';
import { BasicRepresentation } from '../../../../src/http/representation/BasicRepresentation';
import type { Representation } from '../../../../src/http/representation/Representation';
import { RepresentationMetadata } from '../../../../src/http/representation/RepresentationMetadata';
import type { InteractionHandler } from '../../../../src/identity/interaction/InteractionHandler';
import { SetupHttpHandler } from '../../../../src/init/setup/SetupHttpHandler';
import type { HttpRequest } from '../../../../src/server/HttpRequest';
import type { HttpResponse } from '../../../../src/server/HttpResponse';
import { getBestPreference } from '../../../../src/storage/conversion/ConversionUtil';
import type { RepresentationConverterArgs,
RepresentationConverter } from '../../../../src/storage/conversion/RepresentationConverter';
import type { KeyValueStorage } from '../../../../src/storage/keyvalue/KeyValueStorage';
import { APPLICATION_JSON, APPLICATION_X_WWW_FORM_URLENCODED } from '../../../../src/util/ContentTypes';
import { MethodNotAllowedHttpError } from '../../../../src/util/errors/MethodNotAllowedHttpError';
import { readableToString } from '../../../../src/util/StreamUtil';
import type { TemplateEngine } from '../../../../src/util/templates/TemplateEngine';
import { CONTENT_TYPE } from '../../../../src/util/Vocabularies';
describe('A SetupHttpHandler', (): void => {
const request: HttpRequest = {} as any;
const response: HttpResponse = {} as any;
let operation: Operation;
const storageKey = 'completed';
let representation: Representation;
let interactionHandler: jest.Mocked<InteractionHandler>;
let templateEngine: jest.Mocked<TemplateEngine>;
let converter: jest.Mocked<RepresentationConverter>;
let storage: jest.Mocked<KeyValueStorage<string, any>>;
let handler: SetupHttpHandler;
beforeEach(async(): Promise<void> => {
operation = {
method: 'GET',
target: { path: 'http://example.com/setup' },
preferences: {},
body: new BasicRepresentation(),
};
templateEngine = {
render: jest.fn().mockReturnValue(Promise.resolve('<html>')),
};
converter = {
handleSafe: jest.fn((input: RepresentationConverterArgs): Representation => {
// Just find the best match;
const type = getBestPreference(input.preferences.type!, { '*/*': 1 })!;
const metadata = new RepresentationMetadata(input.representation.metadata, { [CONTENT_TYPE]: type.value });
return new BasicRepresentation(input.representation.data, metadata);
}),
} as any;
representation = new BasicRepresentation();
interactionHandler = {
handleSafe: jest.fn().mockResolvedValue(representation),
} as any;
storage = new Map<string, any>() as any;
handler = new SetupHttpHandler({
converter,
storageKey,
storage,
handler: interactionHandler,
templateEngine,
});
});
it('only accepts GET and POST operations.', async(): Promise<void> => {
operation = {
method: 'DELETE',
target: { path: 'http://example.com/setup' },
preferences: {},
body: new BasicRepresentation(),
};
await expect(handler.handle({ operation, request, response })).rejects.toThrow(MethodNotAllowedHttpError);
});
it('calls the template engine for GET requests.', async(): Promise<void> => {
const result = await handler.handle({ operation, request, response });
expect(result.data).toBeDefined();
await expect(readableToString(result.data!)).resolves.toBe('<html>');
expect(result.metadata?.contentType).toBe('text/html');
// Setup is still enabled since this was a GET request
expect(storage.get(storageKey)).toBeUndefined();
});
it('returns the handler result as 200 response.', async(): Promise<void> => {
operation.method = 'POST';
const result = await handler.handle({ operation, request, response });
expect(result.statusCode).toBe(200);
expect(result.data).toBe(representation.data);
expect(result.metadata).toBe(representation.metadata);
expect(interactionHandler.handleSafe).toHaveBeenCalledTimes(1);
expect(interactionHandler.handleSafe).toHaveBeenLastCalledWith({ operation });
// Handler is now disabled due to successful POST
expect(storage.get(storageKey)).toBe(true);
});
it('converts input bodies to JSON.', async(): Promise<void> => {
operation.method = 'POST';
operation.body.metadata.contentType = APPLICATION_X_WWW_FORM_URLENCODED;
const result = await handler.handle({ operation, request, response });
expect(result.statusCode).toBe(200);
expect(result.data).toBe(representation.data);
expect(result.metadata).toBe(representation.metadata);
expect(interactionHandler.handleSafe).toHaveBeenCalledTimes(1);
// eslint-disable-next-line @typescript-eslint/no-unused-vars
const { body, ...partialOperation } = operation;
expect(interactionHandler.handleSafe).toHaveBeenLastCalledWith(
{ operation: expect.objectContaining(partialOperation) },
);
expect(interactionHandler.handleSafe.mock.calls[0][0].operation.body.metadata.contentType).toBe(APPLICATION_JSON);
// Handler is now disabled due to successful POST
expect(storage.get(storageKey)).toBe(true);
});
});