init

Bin

2025-12-16 9e0b2ba2c317b1a86212f24cbae3195ad1f3dbfa

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
161
162
import { LabelStudio, AudioView, VideoView, Paragraphs } from "@humansignal/frontend-test/helpers/LSF";
import { useSyncGroup } from "@humansignal/frontend-test/helpers/utils/media/SyncGroup";
import { Network } from "@humansignal/frontend-test/helpers/utils/Network";
import {
  videoAudioParagraphsConfig,
  videoAudioParagraphsData,
  videoAudioParagraphsAnnotations,
} from "../../../data/sync/video-audio-paragraphs";
import { SINGLE_FRAME_TIMEOUT } from "../../utils/constants";
 
const suiteConfig = {
  retries: {
    runMode: 2,
    openMode: 0,
  },
  defaultCommandTimeout: 15000,
};
 
describe("Sync Buffering: Rapid Seeking Tests", suiteConfig, () => {
  beforeEach(() => {
    LabelStudio.addFeatureFlagsOnPageLoad({
      fflag_fix_front_fit_31_synced_media_buffering: true,
      fflag_feat_front_lsdv_e_278_contextual_scrolling_short: true,
    });
    Network.disableBrowserCache();
    cy.reload(true);
  });
 
  afterEach(() => {
    Network.clearAllThrottles();
    Network.enableBrowserCache();
  });
 
  describe("Video + Audio + Paragraphs Rapid Seeking", () => {
    it("should handle rapid seeks", () => {
      LabelStudio.params()
        .config(videoAudioParagraphsConfig)
        .data(videoAudioParagraphsData)
        .withResult(videoAudioParagraphsAnnotations)
        .init();
 
      LabelStudio.waitForObjectsReady();
      AudioView.isReady();
 
      // Setup network delay
      const delayedNetwork = Network.createControlledDelay("/public/files/opossum_intro.webm", "seekBuffering");
 
      // Perform rapid seeks using MediaSynchronization helper
      const seekPositions = [0.1, 0.3, 0.6, 0.4, 0.8, 0.2, 0.7];
 
      cy.log("Performing rapid seeks on audio timeline");
      seekPositions.forEach((position, index) => {
        cy.log(`Rapid seek ${index + 1} at ${Math.round(position * 100)}%`);
        AudioView.clickAtRelative(position);
        AudioView.waitForStableState();
 
        if (index === 0) {
          AudioView.playButton.click();
        }
      });
 
      AudioView.hasBuffering();
      VideoView.hasBuffering();
      Paragraphs.hasBuffering();
 
      // Verify all media elements are synchronized
      const SyncGroup = useSyncGroup([AudioView, VideoView, Paragraphs]);
      SyncGroup.checkSynchronization();
    });
 
    it("should handle continuous timeline dragging with buffering", () => {
      LabelStudio.params()
        .config(videoAudioParagraphsConfig)
        .data(videoAudioParagraphsData)
        .withResult(videoAudioParagraphsAnnotations)
        .init();
 
      LabelStudio.waitForObjectsReady();
      AudioView.isReady();
 
      // Setup network delay
      const delayedNetwork = Network.createControlledDelay("/public/files/opossum_intro.webm", "seekBuffering");
 
      // Triggering bufferisatio
      VideoView.clickAtTimelineRelative(0.5);
      VideoView.playButton.click();
 
      // Perform continuous drag across timeline
      cy.log("Performing continuous drag across audio timeline");
      VideoView.timeLine.then(($timeLine) => {
        const bbox = $timeLine[0].getBoundingClientRect();
        const startPoint = 0.1;
        const endPoint = 0.9;
        const startX = bbox.left + bbox.width * startPoint;
        const endX = bbox.left + bbox.width * endPoint;
        const centerY = bbox.top + bbox.height * 0.5;
 
        // Perform drag with multiple intermediate points
        cy.wrap($timeLine).trigger("mousedown", startX - bbox.left, centerY - bbox.top, {
          eventConstructor: "MouseEvent",
          buttons: 1,
        });
 
        const points = [startPoint, 0.7, 0.3, 0.9, 0.5, 0.6, 0.2, 0.8, 0.3, endPoint];
        // Drag through multiple points
        for (const point of points) {
          const intermediateX = bbox.left + bbox.width * point;
          cy.wrap($timeLine).trigger("mousemove", intermediateX - bbox.left, centerY - bbox.top, {
            eventConstructor: "MouseEvent",
            buttons: 1,
          });
          cy.wait(SINGLE_FRAME_TIMEOUT);
        }
 
        cy.wrap($timeLine).trigger("mouseup", startX - bbox.left, centerY - bbox.top, {
          eventConstructor: "MouseEvent",
          buttons: 1,
        });
      });
 
      // Verify all media elements are synchronized
      const SyncGroup = useSyncGroup([AudioView, VideoView, Paragraphs]);
      SyncGroup.checkSynchronization();
    });
 
    it.skip("should handle rapid seeks during playback", () => {
      LabelStudio.params()
        .config(videoAudioParagraphsConfig)
        .data(videoAudioParagraphsData)
        .withResult(videoAudioParagraphsAnnotations)
        .init();
 
      LabelStudio.waitForObjectsReady();
      AudioView.isReady();
 
      // Setup network throttling
      Network.throttleNetwork("/public/files/opossum_intro.webm", 500, "playbackSeeks");
 
      // Start playback
      AudioView.playButton.click();
      AudioView.waitForStableState();
 
      // Perform rapid seeks during playback
      const seekPositions = [0.2, 0.5, 0.3, 0.7, 0.4];
 
      cy.log("Performing rapid seeks during playback");
      seekPositions.forEach((position, index) => {
        AudioView.clickAtRelative(position, 0.5);
        cy.waitForFrames(1);
      });
 
      // Check buffering state
      AudioView.hasBuffering();
      VideoView.hasBuffering();
      Paragraphs.hasBuffering();
 
      // Verify all media elements are synchronized
      const SyncGroup = useSyncGroup([AudioView, VideoView, Paragraphs]);
      SyncGroup.checkSynchronization();
    });
  });
});