tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_individuals_03.js (3149B)

      1 /* Any copyright is dedicated to the Public Domain.
      2   http://creativecommons.org/publicdomain/zero/1.0/ */
      3 
      4 "use strict";
      5 
      6 // Test switching to the individuals view when we are in the diffing view.
      7 
      8 const {
      9  censusState,
     10  diffingState,
     11  viewState,
     12  individualsState,
     13 } = require("resource://devtools/client/memory/constants.js");
     14 const {
     15  fetchIndividuals,
     16  takeSnapshotAndCensus,
     17 } = require("resource://devtools/client/memory/actions/snapshot.js");
     18 const {
     19  changeView,
     20  popViewAndRefresh,
     21 } = require("resource://devtools/client/memory/actions/view.js");
     22 const {
     23  selectSnapshotForDiffingAndRefresh,
     24 } = require("resource://devtools/client/memory/actions/diffing.js");
     25 
     26 const EXPECTED_INDIVIDUAL_STATES = [
     27  individualsState.COMPUTING_DOMINATOR_TREE,
     28  individualsState.FETCHING,
     29  individualsState.FETCHED,
     30 ];
     31 
     32 add_task(async function () {
     33  const front = new StubbedMemoryFront();
     34  const heapWorker = new HeapAnalysesClient();
     35  await front.attach();
     36  const store = Store();
     37  const { getState, dispatch } = store;
     38 
     39  dispatch(changeView(viewState.CENSUS));
     40 
     41  // Take two snapshots and diff them from each other.
     42 
     43  dispatch(takeSnapshotAndCensus(front, heapWorker));
     44  dispatch(takeSnapshotAndCensus(front, heapWorker));
     45  await waitUntilCensusState(store, s => s.census, [
     46    censusState.SAVED,
     47    censusState.SAVED,
     48  ]);
     49 
     50  dispatch(changeView(viewState.DIFFING));
     51  dispatch(
     52    selectSnapshotForDiffingAndRefresh(heapWorker, getState().snapshots[0])
     53  );
     54  dispatch(
     55    selectSnapshotForDiffingAndRefresh(heapWorker, getState().snapshots[1])
     56  );
     57 
     58  await waitUntilState(store, state => {
     59    return state.diffing && state.diffing.state === diffingState.TOOK_DIFF;
     60  });
     61  ok(getState().diffing.census);
     62 
     63  // Fetch individuals.
     64 
     65  const root = getState().diffing.census.report;
     66  ok(root, "Should have a census");
     67 
     68  const reportLeafIndex = findReportLeafIndex(root);
     69  ok(reportLeafIndex, "Should get a reportLeafIndex");
     70 
     71  const snapshotId = getState().diffing.secondSnapshotId;
     72  ok(snapshotId, "Should have a snapshot id");
     73 
     74  const breakdown = getState().censusDisplay.breakdown;
     75  ok(breakdown, "Should have a breakdown");
     76 
     77  dispatch(
     78    fetchIndividuals(heapWorker, snapshotId, breakdown, reportLeafIndex)
     79  );
     80 
     81  for (const state of EXPECTED_INDIVIDUAL_STATES) {
     82    await waitUntilState(store, s => {
     83      return (
     84        s.view.state === viewState.INDIVIDUALS &&
     85        s.individuals &&
     86        s.individuals.state === state
     87      );
     88    });
     89    ok(true, `Reached state = ${state}`);
     90  }
     91 
     92  ok(getState().individuals, "Should have individuals state");
     93  ok(getState().individuals.nodes, "Should have individuals nodes");
     94  ok(
     95    !!getState().individuals.nodes.length,
     96    "Should have a positive number of nodes"
     97  );
     98 
     99  // Pop the view back to the diffing.
    100 
    101  dispatch(popViewAndRefresh(heapWorker));
    102 
    103  await waitUntilState(store, state => {
    104    return state.diffing && state.diffing.state === diffingState.TOOK_DIFF;
    105  });
    106 
    107  ok(
    108    getState().diffing.census.report,
    109    "We have our census diff again after popping back to the last view"
    110  );
    111 
    112  heapWorker.destroy();
    113  await front.detach();
    114 });