Run tests on bionic distribution & run AllTests with PHP 7.4 (#15720)

* run tests on php 7.4 / xenial

* composer update

* fix lfs check

* adjust travis.yml

* adds distribution param

* update submodule

* update travis.yml

* fix icon tests

* Fix array access error on PHP 7.4

* fix test

* avoid usage of deprecated assertArraySubset

* convert expectedException annotations

* avoid error on php 7.4

* Use assertion instead of conditional expection

* add separat expected test result asserialize output changed for PHP7.4

* updates expected ui files

* fix ui test

* run UI tests on xenial dist

* updates expected ui files

* Update core/DataTable/Renderer.php

* updates expected UI files

* submodule update

1 files changed, 8 insertions, 2 deletions

diff --git a/tests/PHPUnit/Integration/ReleaseCheckListTest.php b/tests/PHPUnit/Integration/ReleaseCheckListTest.php
index 0be0deb0b7..65c9f30aec 100644
--- a/tests/PHPUnit/Integration/ReleaseCheckListTest.php
+++ b/tests/PHPUnit/Integration/ReleaseCheckListTest.php
@@ -80,7 +80,9 @@ class ReleaseCheckListTest extends \PHPUnit\Framework\TestCase
     {
         $files = Filesystem::globr(PIWIK_INCLUDE_PATH . '/plugins', '*.png');
         // filter expected screenshots as they might not be checked out and downloaded when stored in git-lfs
-        $files = array_filter($files, function($value) { return !preg_match('/expected-screenshots/', $value); });
+        $files = array_filter($files, function($value) {
+            return !preg_match('/expected-screenshots/', $value) && !preg_match('~icons/src~', $value);
+        });
         $this->checkFilesAreInPngFormat($files);
         $files = Filesystem::globr(PIWIK_INCLUDE_PATH . '/core', '*.png');
         $this->checkFilesAreInPngFormat($files);
@@ -117,6 +119,9 @@ class ReleaseCheckListTest extends \PHPUnit\Framework\TestCase
         $screenshots = array_map($cleanPath, $screenshots);
 
         $lfsFiles = `git lfs ls-files`;
+        if (empty($lfsFiles)) {
+            $lfsFiles = `git lfs ls-files --exclude=`;
+        }
         $submodules = `git submodule | awk '{ print $2 }'`;
         $submodules = explode("\n", $submodules);
         $storedLfsFiles = explode("\n", $lfsFiles);
@@ -445,6 +450,7 @@ class ReleaseCheckListTest extends \PHPUnit\Framework\TestCase
                 strpos($file, 'yuicompressor') !== false ||
                 (strpos($file, '/vendor') !== false && strpos($file, '/vendor/piwik') === false) ||
                 strpos($file, '/tmp/') !== false ||
+                strpos($file, '/Morpheus/icons/src/') !== false ||
                 strpos($file, '/phantomjs/') !== false
             ) {
                 continue;
@@ -862,7 +868,7 @@ class ReleaseCheckListTest extends \PHPUnit\Framework\TestCase
         $countFileChecked = 0;
         foreach ($files as $file) {
 
-            if($this->isFileBelongToTests($file)) {
+            if($this->isFileBelongToTests($file) || is_dir($file)) {
                 continue;
             }