mirror of
https://github.com/cypress-io/cypress.git
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1d0b35bd47
* wip [skip ci] update * wip [skip ci] update test * [skip ci] fix env var * bump sinon, create helper utility to always throw when a stub is called without being given stubbed behavior * update failing specs * fix some error messages * update snapshot * warning -> note, add snapshot tests * change snapshot os.release, test env vars
93 lines
2.5 KiB
JavaScript
93 lines
2.5 KiB
JavaScript
require('../../spec_helper')
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const os = require('os')
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const xvfb = require(`${lib}/exec/xvfb`)
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describe('lib/exec/xvfb', function () {
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beforeEach(function () {
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os.platform.returns('win32')
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})
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context('debugXvfb', function () {
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it('outputs when enabled', function () {
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sinon.stub(process.stderr, 'write').returns(undefined)
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sinon.stub(xvfb._debugXvfb, 'enabled').value(true)
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xvfb._xvfb._onStderrData('asdf')
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expect(process.stderr.write).to.be.calledWithMatch('cypress:xvfb')
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expect(process.stderr.write).to.be.calledWithMatch('asdf')
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})
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it('does not output when disabled', function () {
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sinon.stub(process.stderr, 'write')
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sinon.stub(xvfb._debugXvfb, 'enabled').value(false)
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xvfb._xvfb._onStderrData('asdf')
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expect(process.stderr.write).not.to.be.calledWithMatch('cypress:xvfb')
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expect(process.stderr.write).not.to.be.calledWithMatch('asdf')
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})
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})
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context('#start', function () {
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it('passes', function () {
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sinon.stub(xvfb._xvfb, 'startAsync').resolves()
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return xvfb.start()
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})
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it('fails with error message', function () {
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const message = 'nope'
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sinon.stub(xvfb._xvfb, 'startAsync').rejects(new Error(message))
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return xvfb.start()
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.then(() => {
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throw new Error('Should have thrown an error')
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})
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.catch((err) => {
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expect(err.message).to.include(message)
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})
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})
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it('fails when xvfb exited with non zero exit code', function () {
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const e = new Error('something bad happened')
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e.nonZeroExitCode = true
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sinon.stub(xvfb._xvfb, 'startAsync').rejects(e)
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return xvfb.start()
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.then(() => {
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throw new Error('Should have thrown an error')
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})
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.catch((err) => {
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expect(err.known).to.be.true
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expect(err.message).to.include('something bad happened')
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expect(err.message).to.include('XVFB exited with a non zero exit code.')
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})
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})
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})
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context('#isNeeded', function () {
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it('does not need xvfb on osx', function () {
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os.platform.returns('darwin')
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expect(xvfb.isNeeded()).to.be.false
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})
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it('does not need xvfb on linux when DISPLAY is set', function () {
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os.platform.returns('linux')
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process.env.DISPLAY = ':99'
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expect(xvfb.isNeeded()).to.be.false
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})
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it('does need xvfb on linux when no DISPLAY is set', function () {
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os.platform.returns('linux')
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expect(xvfb.isNeeded()).to.be.true
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})
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})
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})
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