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1 library angular.mock.http_backend_spec; | |
2 | |
3 import '../_specs.dart'; | |
4 | |
5 class _Chain { | |
6 var _thenFn; | |
7 _Chain({then}) { | |
8 _thenFn = then; | |
9 } | |
10 | |
11 then(x) => _thenFn(x); | |
12 } | |
13 | |
14 main() => describe('MockHttpBackend', () { | |
15 TestBed _; | |
16 beforeEach(inject((TestBed tb) => _ = tb)); | |
17 | |
18 var hb, callback, realBackendSpy; | |
19 | |
20 var noop = (_, __) {}; | |
21 var undefined = null; | |
22 | |
23 beforeEach(inject((HttpBackend httpBackend) { | |
24 callback = jasmine.createSpy('callback'); | |
25 hb = httpBackend; | |
26 })); | |
27 | |
28 | |
29 it('should respond with first matched definition', () { | |
30 hb.when('GET', '/url1').respond(200, 'content', {}); | |
31 hb.when('GET', '/url1').respond(201, 'another', {}); | |
32 | |
33 callback.andCallFake((status, response) { | |
34 expect(status).toBe(200); | |
35 expect(response).toBe('content'); | |
36 }); | |
37 | |
38 hb('GET', '/url1', null, callback); | |
39 expect(callback).not.toHaveBeenCalled(); | |
40 hb.flush(); | |
41 expect(callback).toHaveBeenCalledOnce(); | |
42 }); | |
43 | |
44 | |
45 it('should respond with JSON', inject((Logger logger) { | |
46 hb.when('GET', '/url1').respond(200, ['abc'], {}); | |
47 hb.when('GET', '/url2').respond(200, {'key': 'value'}, {}); | |
48 | |
49 | |
50 callback.andCallFake((status, response) { | |
51 expect(status).toBe(200); | |
52 logger(response); | |
53 }); | |
54 | |
55 hb('GET', '/url1', null, callback); | |
56 hb('GET', '/url2', null, callback); | |
57 hb.flush(); | |
58 expect(logger).toEqual(['["abc"]', '{"key":"value"}']); | |
59 })); | |
60 | |
61 | |
62 it('should throw error when unexpected request', () { | |
63 hb.when('GET', '/url1').respond(200, 'content'); | |
64 expect(() { | |
65 hb('GET', '/xxx'); | |
66 }).toThrow('Unexpected request: GET /xxx\nNo more requests expected'); | |
67 }); | |
68 | |
69 | |
70 it('should throw an error on an exception in then', async(() { | |
71 hb.expectGET('/url').respond(200, 'content'); | |
72 | |
73 expect(() { | |
74 hb.request('/url', method: 'GET').then((x) { | |
75 throw ["exceptiona"]; | |
76 }); | |
77 hb.flush(); | |
78 microLeap(); | |
79 }).toThrow('exceptiona'); | |
80 })); | |
81 | |
82 | |
83 it('should match headers if specified', () { | |
84 try { | |
85 hb.when('GET', '/url', null, {'X': 'val1'}).respond(201, 'content1'); | |
86 hb.when('GET', '/url', null, {'X': 'val2'}).respond(202, 'content2'); | |
87 hb.when('GET', '/url').respond(203, 'content3'); | |
88 | |
89 hb('GET', '/url', null, (status, response) { | |
90 expect(status).toBe(203); | |
91 expect(response).toBe('content3'); | |
92 }); | |
93 | |
94 hb('GET', '/url', null, (status, response) { | |
95 expect(status).toBe(201); | |
96 expect(response).toBe('content1'); | |
97 }, {'X': 'val1'}); | |
98 | |
99 hb('GET', '/url', null, (status, response) { | |
100 expect(status).toBe(202); | |
101 expect(response).toBe('content2'); | |
102 }, {'X': 'val2'}); | |
103 | |
104 hb.flush(); | |
105 } catch (e,s) { print("$e $s"); } | |
106 }); | |
107 | |
108 | |
109 it('should match data if specified', () { | |
110 hb.when('GET', '/a/b', '{a: true}').respond(201, 'content1'); | |
111 hb.when('GET', '/a/b').respond(202, 'content2'); | |
112 | |
113 hb('GET', '/a/b', '{a: true}', (status, response) { | |
114 expect(status).toBe(201); | |
115 expect(response).toBe('content1'); | |
116 }); | |
117 | |
118 hb('GET', '/a/b', '{}', (status, response) { | |
119 expect(status).toBe(202); | |
120 expect(response).toBe('content2'); | |
121 }); | |
122 | |
123 hb.flush(); | |
124 }); | |
125 | |
126 | |
127 it('should match only method', () { | |
128 hb.when('GET').respond(202, 'c'); | |
129 callback.andCallFake((status, response) { | |
130 expect(status).toBe(202); | |
131 expect(response).toBe('c'); | |
132 }); | |
133 | |
134 hb('GET', '/some', null, callback, {}); | |
135 hb('GET', '/another', null, callback, {'X-Fake': 'Header'}); | |
136 hb('GET', '/third', 'some-data', callback, {}); | |
137 hb.flush(); | |
138 | |
139 expect(callback).toHaveBeenCalled(); | |
140 }); | |
141 | |
142 | |
143 it('should preserve the order of requests', () { | |
144 hb.when('GET', '/url1').respond(200, 'first'); | |
145 hb.when('GET', '/url2').respond(201, 'second'); | |
146 | |
147 hb('GET', '/url2', null, callback); | |
148 hb('GET', '/url1', null, callback); | |
149 | |
150 hb.flush(); | |
151 | |
152 expect(callback.callCount).toBe(2); | |
153 expect(callback.argsForCall[0]).toEqual([201, 'second', '']); | |
154 expect(callback.argsForCall[1]).toEqual([200, 'first', '']); | |
155 }); | |
156 | |
157 | |
158 describe('respond()', () { | |
159 it('should take values', () { | |
160 hb.expect('GET', '/url1').respond(200, 'first', {'header': 'val'}); | |
161 hb('GET', '/url1', null, callback); | |
162 hb.flush(); | |
163 | |
164 expect(callback).toHaveBeenCalledOnceWith(200, 'first', "header: val"); | |
165 }); | |
166 | |
167 it('should take function', () { | |
168 hb.expect('GET', '/some').respond((m, u, d, h) { | |
169 return [301, m + u + ';' + d + ';a=' + h['a'], {'Connection': 'keep-aliv
e'}]; | |
170 }); | |
171 | |
172 hb('GET', '/some', 'data', callback, {'a': 'b'}); | |
173 hb.flush(); | |
174 | |
175 expect(callback).toHaveBeenCalledOnceWith(301, 'GET/some;data;a=b', 'Conne
ction: keep-alive'); | |
176 }); | |
177 | |
178 it('should default status code to 200', () { | |
179 callback.andCallFake((status, response) { | |
180 expect(status).toBe(200); | |
181 expect(response).toBe('some-data'); | |
182 }); | |
183 | |
184 hb.expect('GET', '/url1').respond('some-data'); | |
185 hb.expect('GET', '/url2').respond('some-data', {'X-Header': 'true'}); | |
186 hb('GET', '/url1', null, callback); | |
187 hb('GET', '/url2', null, callback); | |
188 hb.flush(); | |
189 expect(callback).toHaveBeenCalled(); | |
190 expect(callback.callCount).toBe(2); | |
191 }); | |
192 | |
193 | |
194 it('should default response headers to ""', () { | |
195 hb.expect('GET', '/url1').respond(200, 'first'); | |
196 hb.expect('GET', '/url2').respond('second'); | |
197 | |
198 hb('GET', '/url1', null, callback); | |
199 hb('GET', '/url2', null, callback); | |
200 | |
201 hb.flush(); | |
202 | |
203 expect(callback.callCount).toBe(2); | |
204 expect(callback.argsForCall[0]).toEqual([200, 'first', '']); | |
205 expect(callback.argsForCall[1]).toEqual([200, 'second', '']); | |
206 }); | |
207 }); | |
208 | |
209 | |
210 describe('expect()', () { | |
211 it('should require specified order', () { | |
212 hb.expect('GET', '/url1').respond(200, ''); | |
213 hb.expect('GET', '/url2').respond(200, ''); | |
214 | |
215 expect(() { | |
216 hb('GET', '/url2', null, noop, {}); | |
217 }).toThrow('Unexpected request: GET /url2\nExpected GET /url1'); | |
218 }); | |
219 | |
220 | |
221 it('should have precedence over when()', () { | |
222 callback.andCallFake((status, response) { | |
223 expect(status).toBe(299); | |
224 expect(response).toBe('expect'); | |
225 }); | |
226 | |
227 hb.when('GET', '/url').respond(200, 'when'); | |
228 hb.expect('GET', '/url').respond(299, 'expect'); | |
229 | |
230 hb('GET', '/url', null, callback, null); | |
231 hb.flush(); | |
232 expect(callback).toHaveBeenCalledOnce(); | |
233 }); | |
234 | |
235 | |
236 it('should throw exception when only headers differs from expectation', () { | |
237 hb.when('GET', '/match').respond(200, '', {}); | |
238 hb.expect('GET', '/match', null, {'Content-Type': 'application/json'}).res
pond(200, '', {}); | |
239 | |
240 expect(() { | |
241 hb('GET', '/match', null, noop, {}); | |
242 }).toThrow('Expected GET /match with different headers\n' + | |
243 'EXPECTED: {"Content-Type":"application/json"}\nGOT: {}'); | |
244 }); | |
245 | |
246 | |
247 it('should throw exception when only data differs from expectation', () { | |
248 hb.when('GET', '/match').respond(200, '', {}); | |
249 hb.expect('GET', '/match', 'some-data').respond(200, '', {}); | |
250 | |
251 expect(() { | |
252 hb('GET', '/match', 'different', noop, null); | |
253 }).toThrow('Expected GET /match with different data\n' + | |
254 'EXPECTED: some-data\nGOT: different'); | |
255 }); | |
256 | |
257 | |
258 it("should use when's respond() when no expect() respond is defined", () { | |
259 callback.andCallFake((status, response) { | |
260 expect(status).toBe(201); | |
261 expect(response).toBe('data'); | |
262 }); | |
263 | |
264 hb.when('GET', '/some').respond(201, 'data'); | |
265 hb.expect('GET', '/some'); | |
266 hb('GET', '/some', null, callback); | |
267 hb.flush(); | |
268 | |
269 expect(callback).toHaveBeenCalled(); | |
270 expect(() { hb.verifyNoOutstandingExpectation(); }).not.toThrow(); | |
271 }); | |
272 }); | |
273 | |
274 | |
275 describe('flush()', () { | |
276 it('flush() should flush requests fired during callbacks', () { | |
277 hb.when('GET', '/some').respond(200, ''); | |
278 hb.when('GET', '/other').respond(200, ''); | |
279 hb('GET', '/some', null, (_, __) { | |
280 hb('GET', '/other', null, callback); | |
281 }); | |
282 | |
283 hb.flush(); | |
284 expect(callback).toHaveBeenCalled(); | |
285 }); | |
286 | |
287 | |
288 it('should flush given number of pending requests', () { | |
289 hb.when('GET').respond(200, ''); | |
290 hb('GET', '/some', null, callback); | |
291 hb('GET', '/some', null, callback); | |
292 hb('GET', '/some', null, callback); | |
293 | |
294 hb.flush(2); | |
295 expect(callback).toHaveBeenCalled(); | |
296 expect(callback.callCount).toBe(2); | |
297 }); | |
298 | |
299 | |
300 it('should throw exception when flushing more requests than pending', () { | |
301 hb.when('GET').respond(200, ''); | |
302 hb('GET', '/url', null, callback); | |
303 | |
304 expect(() {hb.flush(2);}).toThrow('No more pending request to flush !'); | |
305 expect(callback).toHaveBeenCalledOnce(); | |
306 }); | |
307 | |
308 | |
309 it('should throw exception when no request to flush', () { | |
310 expect(() {hb.flush();}).toThrow('No pending request to flush !'); | |
311 | |
312 hb.when('GET').respond(200, ''); | |
313 hb('GET', '/some', null, callback); | |
314 hb.flush(); | |
315 | |
316 expect(() {hb.flush();}).toThrow('No pending request to flush !'); | |
317 }); | |
318 | |
319 | |
320 it('should throw exception if not all expectations satisfied', () { | |
321 hb.expect('GET', '/url1').respond(); | |
322 hb.expect('GET', '/url2').respond(); | |
323 | |
324 hb('GET', '/url1', null, noop); | |
325 expect(() {hb.flush();}).toThrow('Unsatisfied requests: GET /url2'); | |
326 }); | |
327 }); | |
328 | |
329 | |
330 it('should abort requests when timeout promise resolves', () { | |
331 hb.expect('GET', '/url1').respond(200); | |
332 | |
333 var canceler, then = jasmine.createSpy('then').andCallFake((fn) { | |
334 canceler = fn; | |
335 }); | |
336 | |
337 hb('GET', '/url1', null, callback, null, new _Chain(then: then)); | |
338 expect(canceler is Function).toBe(true); | |
339 | |
340 canceler(); // simulate promise resolution | |
341 | |
342 expect(callback).toHaveBeenCalledWith(-1, null, ''); | |
343 hb.verifyNoOutstandingExpectation(); | |
344 hb.verifyNoOutstandingRequest(); | |
345 }); | |
346 | |
347 | |
348 it('should throw an exception if no response defined', () { | |
349 hb.when('GET', '/test'); | |
350 expect(() { | |
351 hb('GET', '/test', null, callback); | |
352 }).toThrow('No response defined !'); | |
353 }); | |
354 | |
355 | |
356 it('should throw an exception if no response for exception and no definition',
() { | |
357 hb.expect('GET', '/url'); | |
358 expect(() { | |
359 hb('GET', '/url', null, callback); | |
360 }).toThrow('No response defined !'); | |
361 }); | |
362 | |
363 | |
364 it('should respond undefined when JSONP method', () { | |
365 hb.when('JSONP', '/url1').respond(200); | |
366 hb.expect('JSONP', '/url2').respond(200); | |
367 | |
368 expect(hb('JSONP', '/url1')).toBeNull(); | |
369 expect(hb('JSONP', '/url2')).toBeNull(); | |
370 }); | |
371 | |
372 | |
373 describe('verifyExpectations', () { | |
374 | |
375 it('should throw exception if not all expectations were satisfied', () { | |
376 hb.expect('POST', '/u1', 'ddd').respond(201, '', {}); | |
377 hb.expect('GET', '/u2').respond(200, '', {}); | |
378 hb.expect('POST', '/u3').respond(201, '', {}); | |
379 | |
380 hb('POST', '/u1', 'ddd', noop, {}); | |
381 | |
382 expect(() {hb.verifyNoOutstandingExpectation();}). | |
383 toThrow('Unsatisfied requests: GET /u2, POST /u3'); | |
384 }); | |
385 | |
386 | |
387 it('should do nothing when no expectation', () { | |
388 hb.when('DELETE', '/some').respond(200, ''); | |
389 | |
390 expect(() {hb.verifyNoOutstandingExpectation();}).not.toThrow(); | |
391 }); | |
392 | |
393 | |
394 it('should do nothing when all expectations satisfied', () { | |
395 hb.expect('GET', '/u2').respond(200, '', {}); | |
396 hb.expect('POST', '/u3').respond(201, '', {}); | |
397 hb.when('DELETE', '/some').respond(200, ''); | |
398 | |
399 hb('GET', '/u2'); | |
400 hb('POST', '/u3'); | |
401 | |
402 expect(() {hb.verifyNoOutstandingExpectation();}).not.toThrow(); | |
403 }); | |
404 }); | |
405 | |
406 describe('verifyRequests', () { | |
407 | |
408 it('should throw exception if not all requests were flushed', () { | |
409 hb.when('GET').respond(200); | |
410 hb('GET', '/some', null, noop, {}); | |
411 | |
412 expect(() { | |
413 hb.verifyNoOutstandingRequest(); | |
414 }).toThrow('Unflushed requests: 1'); | |
415 }); | |
416 }); | |
417 | |
418 | |
419 describe('resetExpectations', () { | |
420 | |
421 it('should remove all expectations', () { | |
422 hb.expect('GET', '/u2').respond(200, '', {}); | |
423 hb.expect('POST', '/u3').respond(201, '', {}); | |
424 hb.resetExpectations(); | |
425 | |
426 expect(() {hb.verifyNoOutstandingExpectation();}).not.toThrow(); | |
427 }); | |
428 | |
429 | |
430 it('should remove all pending responses', () { | |
431 var cancelledClb = jasmine.createSpy('cancelled'); | |
432 | |
433 hb.expect('GET', '/url').respond(200, ''); | |
434 hb('GET', '/url', null, cancelledClb); | |
435 hb.resetExpectations(); | |
436 | |
437 hb.expect('GET', '/url').respond(300, ''); | |
438 hb('GET', '/url', null, callback, {}); | |
439 hb.flush(); | |
440 | |
441 expect(callback).toHaveBeenCalledOnce(); | |
442 expect(cancelledClb).not.toHaveBeenCalled(); | |
443 }); | |
444 | |
445 | |
446 it('should not remove definitions', () { | |
447 var cancelledClb = jasmine.createSpy('cancelled'); | |
448 | |
449 hb.when('GET', '/url').respond(200, 'success'); | |
450 hb('GET', '/url', null, cancelledClb); | |
451 hb.resetExpectations(); | |
452 | |
453 hb('GET', '/url', null, callback, {}); | |
454 hb.flush(); | |
455 | |
456 expect(callback).toHaveBeenCalledOnce(); | |
457 expect(cancelledClb).not.toHaveBeenCalled(); | |
458 }); | |
459 }); | |
460 | |
461 | |
462 describe('expect/when shortcuts', () { | |
463 [[(x) => hb.expectGET(x), 'GET'], | |
464 [(x) => hb.expectPOST(x), 'POST'], | |
465 [(x) => hb.expectPUT(x), 'PUT'], | |
466 [(x) => hb.expectPATCH(x), 'PATCH'], | |
467 [(x) => hb.expectDELETE(x), 'DELETE'], | |
468 [(x) => hb.expectJSONP(x), 'JSONP'], | |
469 [(x) => hb.whenGET(x), 'GET'], | |
470 [(x) => hb.whenPOST(x), 'POST'], | |
471 [(x) => hb.whenPUT(x), 'PUT'], | |
472 [(x) => hb.whenPATCH(x), 'PATCH'], | |
473 [(x) => hb.whenDELETE(x), 'DELETE'], | |
474 [(x) => hb.whenJSONP(x), 'JSONP'] | |
475 ].forEach((step) { | |
476 var shortcut = step[0], method = step[1]; | |
477 it('should provide $shortcut shortcut method', () { | |
478 shortcut('/foo').respond('bar'); | |
479 hb(method, '/foo', undefined, callback); | |
480 hb.flush(); | |
481 expect(callback).toHaveBeenCalledOnceWith(200, 'bar', ''); | |
482 }); | |
483 }); | |
484 }); | |
485 | |
486 | |
487 describe('MockHttpExpectation', () { | |
488 | |
489 it('should accept url as regexp', () { | |
490 var exp = new MockHttpExpectation('GET', new RegExp('^\/x')); | |
491 | |
492 expect(exp.match('GET', '/x')).toBe(true); | |
493 expect(exp.match('GET', '/xxx/x')).toBe(true); | |
494 expect(exp.match('GET', 'x')).toBe(false); | |
495 expect(exp.match('GET', 'a/x')).toBe(false); | |
496 }); | |
497 | |
498 | |
499 it('should accept data as regexp', () { | |
500 var exp = new MockHttpExpectation('POST', '/url', new RegExp('\{.*?\}')); | |
501 | |
502 expect(exp.match('POST', '/url', '{"a": "aa"}')).toBe(true); | |
503 expect(exp.match('POST', '/url', '{"one": "two"}')).toBe(true); | |
504 expect(exp.match('POST', '/url', '{"one"')).toBe(false); | |
505 }); | |
506 | |
507 | |
508 it('should accept headers as function', () { | |
509 var exp = new MockHttpExpectation('GET', '/url', undefined, (h) { | |
510 return h['Content-Type'] == 'application/json'; | |
511 }); | |
512 | |
513 expect(exp.matchHeaders({})).toBe(false); | |
514 expect(exp.matchHeaders({'Content-Type': 'application/json', 'X-Another':
'true'})).toBe(true); | |
515 }); | |
516 }); | |
517 }); | |
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