mirror of
https://github.com/CommunitySolidServer/CommunitySolidServer.git
synced 2024-10-03 14:55:10 +00:00
91 lines
4.5 KiB
TypeScript
91 lines
4.5 KiB
TypeScript
import { DataFactory } from 'n3';
|
|
import { BasicRepresentation } from '../../../../src/http/representation/BasicRepresentation';
|
|
import type { Representation } from '../../../../src/http/representation/Representation';
|
|
import { RepresentationMetadata } from '../../../../src/http/representation/RepresentationMetadata';
|
|
import type { RepresentationPreferences } from '../../../../src/http/representation/RepresentationPreferences';
|
|
import { DynamicJsonToTemplateConverter } from '../../../../src/storage/conversion/DynamicJsonToTemplateConverter';
|
|
import type { RepresentationConverterArgs } from '../../../../src/storage/conversion/RepresentationConverter';
|
|
import { NotImplementedHttpError } from '../../../../src/util/errors/NotImplementedHttpError';
|
|
import { readableToString } from '../../../../src/util/StreamUtil';
|
|
import type { TemplateEngine } from '../../../../src/util/templates/TemplateEngine';
|
|
import { CONTENT_TYPE_TERM, SOLID_META } from '../../../../src/util/Vocabularies';
|
|
import namedNode = DataFactory.namedNode;
|
|
|
|
describe('A DynamicJsonToTemplateConverter', (): void => {
|
|
const templateFile = '/path/to/template.html.ejs';
|
|
const identifier = { path: 'http://test.com/foo' };
|
|
let representation: Representation;
|
|
let preferences: RepresentationPreferences;
|
|
let input: RepresentationConverterArgs;
|
|
let templateEngine: jest.Mocked<TemplateEngine>;
|
|
let converter: DynamicJsonToTemplateConverter;
|
|
|
|
beforeEach(async(): Promise<void> => {
|
|
representation = new BasicRepresentation('{ "json": true }', identifier, 'application/json');
|
|
|
|
// Create dummy template metadata
|
|
const templateNode = namedNode(templateFile);
|
|
representation.metadata.add(SOLID_META.terms.template, templateNode);
|
|
representation.metadata.addQuad(templateNode, CONTENT_TYPE_TERM, 'text/html');
|
|
|
|
preferences = { type: { 'text/html': 1 }};
|
|
|
|
input = { identifier, representation, preferences };
|
|
|
|
templateEngine = {
|
|
render: jest.fn().mockReturnValue(Promise.resolve('<html>')),
|
|
};
|
|
converter = new DynamicJsonToTemplateConverter(templateEngine);
|
|
});
|
|
|
|
it('can only handle JSON data.', async(): Promise<void> => {
|
|
representation.metadata.contentType = 'text/plain';
|
|
await expect(converter.canHandle(input)).rejects.toThrow('Only JSON data is supported');
|
|
});
|
|
|
|
it('can only handle preferences matching the templates found.', async(): Promise<void> => {
|
|
input.preferences = { type: { 'text/plain': 1 }};
|
|
await expect(converter.canHandle(input)).rejects.toThrow('No templates found matching text/plain, only text/html');
|
|
});
|
|
|
|
it('can handle JSON input with templates matching the preferences.', async(): Promise<void> => {
|
|
await expect(converter.canHandle(input)).resolves.toBeUndefined();
|
|
});
|
|
|
|
it('rejects JSON input if no templates are defined.', async(): Promise<void> => {
|
|
preferences.type = { 'application/json': 1 };
|
|
representation.metadata = new RepresentationMetadata('application/json');
|
|
await expect(converter.canHandle(input)).rejects.toThrow(NotImplementedHttpError);
|
|
});
|
|
|
|
it('uses the input JSON as parameters for the matching template.', async(): Promise<void> => {
|
|
const result = await converter.handle(input);
|
|
await expect(readableToString(result.data)).resolves.toBe('<html>');
|
|
expect(result.binary).toBe(true);
|
|
expect(result.metadata.contentType).toBe('text/html');
|
|
expect(templateEngine.render).toHaveBeenCalledTimes(1);
|
|
expect(templateEngine.render).toHaveBeenLastCalledWith({ json: true }, { templateFile });
|
|
});
|
|
|
|
it('supports missing type preferences.', async(): Promise<void> => {
|
|
input.preferences = {};
|
|
const result = await converter.handle(input);
|
|
await expect(readableToString(result.data)).resolves.toBe('<html>');
|
|
});
|
|
|
|
it('returns the input representation if JSON is preferred.', async(): Promise<void> => {
|
|
input.preferences.type = { 'application/json': 1, 'text/html': 0.5 };
|
|
await expect(converter.handle(input)).resolves.toBe(input.representation);
|
|
});
|
|
|
|
it('still converts if JSON is preferred but there is a JSON template.', async(): Promise<void> => {
|
|
input.preferences.type = { 'application/json': 1 };
|
|
const templateNode = namedNode(templateFile);
|
|
representation.metadata.add(SOLID_META.terms.template, templateNode);
|
|
representation.metadata.addQuad(templateNode, CONTENT_TYPE_TERM, 'application/json');
|
|
const result = await converter.handle(input);
|
|
await expect(readableToString(result.data)).resolves.toBe('<html>');
|
|
expect(result.metadata.contentType).toBe('application/json');
|
|
});
|
|
});
|