opentok-react/test/createSession.spec.js at main · opentok/opentok-react · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
import createSession from '../src/createSession';

describe('createSession', () => {
  beforeEach(() => {
    spyOn(OT, 'initSession');
  });

  describe('required credentials', () => {
    it('should throw when missing apiKey', () => {
      expect(() => {
        createSession();
      }).toThrowError(/Missing apiKey/);
    });

    it('should throw when missing sessionId', () => {
      expect(() => {
        createSession({ apiKey: 'fakeApiKey' });
      }).toThrowError(/Missing sessionId/);
    });

    it('should throw when missing token', () => {
      expect(() => {
        createSession({ apiKey: 'fakeApiKey', sessionId: 'fakeSessionId' });
      }).toThrowError(/Missing token/);
    });
  });

  describe('all options', () => {
    let session;
    let onStreamCreated;
    let onStreamDestroyed;
    let onStreamsUpdated;
    let options;
    let sessionHelper;

    beforeEach(() => {
      session = jasmine.createSpyObj('session', [
        'on',
        'off',
        'connect',
        'disconnect',
      ]);

      session.on.and.callFake((eventHandlers) => {
        onStreamCreated = eventHandlers.streamCreated;
        onStreamDestroyed = eventHandlers.streamDestroyed;
      });

      OT.initSession.and.returnValue(session);

      onStreamsUpdated = jasmine.createSpy('onStreamsUpdated');

      options = {
        apiKey: 'fakeApiKey',
        sessionId: 'fakeSessionId',
        token: 'fakeToken',
        onStreamsUpdated,
        options: {
          connectionEventSurpressed: true,
        },
      };

      sessionHelper = createSession(options);
    });

    it('should call OT.initSession', () => {
      expect(OT.initSession).toHaveBeenCalledWith(
        options.apiKey,
        options.sessionId,
        options.options,
      );
    });

    it('should call session.on', () => {
      expect(session.on).toHaveBeenCalledWith(jasmine.objectContaining({
        streamCreated: jasmine.any(Function),
        streamDestroyed: jasmine.any(Function),
      }));
    });

    it('should call session.connect', () => {
      expect(session.connect).toHaveBeenCalledWith(options.token, jasmine.any(Function));
    });

    it('should return session helper', () => {
      expect(sessionHelper).toEqual({
        session,
        streams: jasmine.any(Array),
        disconnect: jasmine.any(Function),
      });
    });

    it('should add stream to streams array', () => {
      expect(sessionHelper.streams.length).toBe(0);
      expect(onStreamsUpdated).not.toHaveBeenCalled();

      const stream = { id: 'fakeStreamId' };
      onStreamCreated({ stream });

      expect(sessionHelper.streams.length).toBe(1);
      expect(sessionHelper.streams[0]).toBe(stream);
      expect(onStreamsUpdated).toHaveBeenCalledWith(sessionHelper.streams);
    });

    it('should not add duplicate stream to streams array', () => {
      const stream = { id: 'fakeStreamId' };
      sessionHelper.streams.push(stream);

      expect(sessionHelper.streams.length).toBe(1);
      expect(onStreamsUpdated).not.toHaveBeenCalled();

      onStreamCreated({ stream });

      expect(sessionHelper.streams.length).toBe(1);
      expect(sessionHelper.streams[0]).toBe(stream);
      expect(onStreamsUpdated).not.toHaveBeenCalled();
    });

    it('should remove existing stream from streams array', () => {
      const stream = { id: 'fakeStreamId' };
      sessionHelper.streams.push(stream);

      expect(sessionHelper.streams.length).toBe(1);
      expect(onStreamsUpdated).not.toHaveBeenCalled();

      onStreamDestroyed({ stream });

      expect(sessionHelper.streams.length).toBe(0);
      expect(onStreamsUpdated).toHaveBeenCalledWith(sessionHelper.streams);
    });

    it('should not remove unknown stream from streams array', () => {
      const stream = { id: 'fakeStreamId' };
      sessionHelper.streams.push(stream);

      expect(sessionHelper.streams.length).toBe(1);
      expect(onStreamsUpdated).not.toHaveBeenCalled();

      onStreamDestroyed({ stream: { id: 'otherFakeStreamId' } });

      expect(sessionHelper.streams.length).toBe(1);
      expect(onStreamsUpdated).not.toHaveBeenCalled();
    });

    it('should call session.off on disconnect', () => {
      expect(session.off).not.toHaveBeenCalled();
      sessionHelper.disconnect();
      expect(session.off).toHaveBeenCalledWith(jasmine.objectContaining({
        streamCreated: onStreamCreated,
        streamDestroyed: onStreamDestroyed,
      }));
    });

    it('should call session.disconnect on disconnect', () => {
      expect(session.disconnect).not.toHaveBeenCalled();
      sessionHelper.disconnect();
      expect(session.disconnect).toHaveBeenCalled();
    });
  });
});