feat: add simple request parser

test/integration/RequestParser.test.ts

@@ -0,0 +1,52 @@
+import arrayifyStream from 'arrayify-stream';
+import { HttpRequest } from '../../src/server/HttpRequest';
+import { SimpleBodyParser } from '../../src/ldp/http/SimpleBodyParser';
+import { SimplePreferenceParser } from '../../src/ldp/http/SimplePreferenceParser';
+import { SimpleRequestParser } from '../../src/ldp/http/SimpleRequestParser';
+import { SimpleTargetExtractor } from '../../src/ldp/http/SimpleTargetExtractor';
+import streamifyArray from 'streamify-array';
+import { StreamParser } from 'n3';
+import { namedNode, triple } from '@rdfjs/data-model';
+
+describe('A SimpleRequestParser with simple input parsers', (): void => {
+  const targetExtractor = new SimpleTargetExtractor();
+  const bodyParser = new SimpleBodyParser();
+  const preferenceParser = new SimplePreferenceParser();
+  const requestParser = new SimpleRequestParser({ targetExtractor, bodyParser, preferenceParser });
+
+  it('can parse an incoming request.', async(): Promise<void> => {
+    const request = streamifyArray([ '<http://test.com/s> <http://test.com/p> <http://test.com/o>.' ]) as HttpRequest;
+    request.method = 'POST';
+    request.url = 'http://test.com/';
+    request.headers = {
+      accept: 'text/turtle; q=0.8',
+      'accept-language': 'en-gb, en;q=0.5',
+      'content-type': 'text/turtle',
+    };
+
+    const result = await requestParser.handle(request);
+    expect(result).toEqual({
+      method: 'POST',
+      target: { path: 'http://test.com/' },
+      preferences: {
+        type: [{ value: 'text/turtle', weight: 0.8 }],
+        language: [{ value: 'en-gb', weight: 1 }, { value: 'en', weight: 0.5 }],
+      },
+      body: {
+        data: expect.any(StreamParser),
+        dataType: 'quad',
+        metadata: {
+          contentType: 'text/turtle',
+          profiles: [],
+          raw: [],
+        },
+      },
+    });
+
+    await expect(arrayifyStream(result.body.data)).resolves.toEqualRdfQuadArray([ triple(
+      namedNode('http://test.com/s'),
+      namedNode('http://test.com/p'),
+      namedNode('http://test.com/o'),
+    ) ]);
+  });
+});

test/unit/ldp/http/SimpleBodyParser.test.ts

@@ -5,6 +5,7 @@ import streamifyArray from 'streamify-array';
 import { StreamParser } from 'n3';
 import { UnsupportedMediaTypeHttpError } from '../../../../src/util/errors/UnsupportedMediaTypeHttpError';
 import { namedNode, triple } from '@rdfjs/data-model';
+import 'jest-rdf';
 
 const contentTypes = [
   'application/n-quads',

test/unit/ldp/http/SimplePreferenceParser.test.ts

@@ -14,21 +14,21 @@ describe('A SimplePreferenceParser', (): void => {
 
   it('parses accept headers.', async(): Promise<void> => {
     await expect(preferenceParser.handle({ headers: { accept: 'audio/*; q=0.2, audio/basic' }} as HttpRequest))
-      .resolves.toEqual({ type: [{ value: 'audio/*', weight: 0.2 }, { value: 'audio/basic' }]});
+      .resolves.toEqual({ type: [{ value: 'audio/*', weight: 0.2 }, { value: 'audio/basic', weight: 1 }]});
   });
 
   it('parses accept-charset headers.', async(): Promise<void> => {
     await expect(preferenceParser.handle({ headers: { 'accept-charset': 'iso-8859-5, unicode-1-1;q=0.8' }} as unknown as HttpRequest))
-      .resolves.toEqual({ charset: [{ value: 'iso-8859-5' }, { value: 'unicode-1-1', weight: 0.8 }]});
+      .resolves.toEqual({ charset: [{ value: 'iso-8859-5', weight: 1 }, { value: 'unicode-1-1', weight: 0.8 }]});
   });
 
   it('parses accept-datetime headers.', async(): Promise<void> => {
     await expect(preferenceParser.handle({ headers: { 'accept-datetime': 'Tue, 20 Mar 2001 20:35:00 GMT' }} as unknown as HttpRequest))
-      .resolves.toEqual({ datetime: [{ value: 'Tue, 20 Mar 2001 20:35:00 GMT' }]});
+      .resolves.toEqual({ datetime: [{ value: 'Tue, 20 Mar 2001 20:35:00 GMT', weight: 1 }]});
   });
 
   it('parses accept-language headers.', async(): Promise<void> => {
     await expect(preferenceParser.handle({ headers: { 'accept-language': 'da, en-gb;q=0.8, en;q=0.7' }} as HttpRequest))
-      .resolves.toEqual({ language: [{ value: 'da' }, { value: 'en-gb', weight: 0.8 }, { value: 'en', weight: 0.7 }]});
+      .resolves.toEqual({ language: [{ value: 'da', weight: 1 }, { value: 'en-gb', weight: 0.8 }, { value: 'en', weight: 0.7 }]});
   });
 });

test/unit/ldp/http/SimpleRequestParser.test.ts

@@ -0,0 +1,40 @@
+import { BodyParser } from '../../../../src/ldp/http/BodyParser';
+import { PreferenceParser } from '../../../../src/ldp/http/PreferenceParser';
+import { SimpleRequestParser } from '../../../../src/ldp/http/SimpleRequestParser';
+import { StaticAsyncHandler } from '../../../util/StaticAsyncHandler';
+import { TargetExtractor } from '../../../../src/ldp/http/TargetExtractor';
+
+describe('A SimpleRequestParser', (): void => {
+  let targetExtractor: TargetExtractor;
+  let bodyParser: BodyParser;
+  let preferenceParser: PreferenceParser;
+  let requestParser: SimpleRequestParser;
+
+  beforeEach(async(): Promise<void> => {
+    targetExtractor = new StaticAsyncHandler(true, 'target' as any);
+    bodyParser = new StaticAsyncHandler(true, 'body' as any);
+    preferenceParser = new StaticAsyncHandler(true, 'preference' as any);
+    requestParser = new SimpleRequestParser({ targetExtractor, bodyParser, preferenceParser });
+  });
+
+  it('can handle input with both a URL and a method.', async(): Promise<void> => {
+    await expect(requestParser.canHandle({ url: 'url', method: 'GET' } as any)).resolves.toBeUndefined();
+  });
+
+  it('rejects input with no URL.', async(): Promise<void> => {
+    await expect(requestParser.canHandle({ method: 'GET' } as any)).rejects.toThrow('Missing URL.');
+  });
+
+  it('rejects input with no method.', async(): Promise<void> => {
+    await expect(requestParser.canHandle({ url: 'url' } as any)).rejects.toThrow('Missing method.');
+  });
+
+  it('returns the output of all input parsers after calling handle.', async(): Promise<void> => {
+    await expect(requestParser.handle({ url: 'url', method: 'GET' } as any)).resolves.toEqual({
+      method: 'GET',
+      target: 'target',
+      preferences: 'preference',
+      body: 'body',
+    });
+  });
+});