visualize app visual builder metric should show correct data

[liza-mae]

Kibana version: 6.4. BC6

Elasticsearch version: 6.4 BC6

Server OS version: WIndows

Browser version: Chrome

Browser OS version: Latest

Original install method (e.g. download page, yum, from source, etc.): staging

Describe the bug:
× fail: "visualize app visual builder metric should show correct data"
│
│ Error: expected '0' to sort of equal '156'
│ + expected - actual
│
│ -0
│ +156
│
│ at Assertion.assert (node_modules\expect.js\index.js:96:13)
│ at Assertion.eql (node_modules\expect.js\index.js:230:10)
│ at Context. (C:/Users/vagrant/Final/kibana-6.4/test/functional/apps/visualize/_tsvb_chart.js:100:26)
│ at
│ at process._tickCallback (internal/process/next_tick.js:188:7)
│

[liza-mae]

[liza-mae]

This looks like a timing issue since the screenshot looks correct

[liza-mae]

This is still failing on cloud 6.5.1

[stacey-gammon]

Not skipped, one recent failure on master:

So not super flaky but if failing on cloud should probably be looked at.

[stacey-gammon]

@elastic/kibana-app

[dmlemeshko]

It's no longer failing since November 29th:

With #28936 this test has await PageObjects.visualize.waitForVisualization(); before getting metrics value. Should be pretty stable now.