Run update tests only once

.travis.yml

@@ -10,11 +10,11 @@ before_script:
   - rm -f composer.lock
   - composer install --optimize-autoloader
   #install 0.72.3 database
-  - mysql -u root -e 'create database glpitest0723;'
-  - mysql -u root glpitest0723 < tests/glpi-0.72.3-empty.sql
-  - cp tests/travis.config_db.php tests/config_db.php
-  - php tools/cliupdate.php --config-dir=../tests --dev
-  - rm tests/config_db.php
+  - if [[ "$UPDATE" == "true" ]]; then mysql -u root -e 'create database glpitest0723;'; fi
+  - if [[ "$UPDATE" == "true" ]]; then mysql -u root glpitest0723 < tests/glpi-0.72.3-empty.sql; fi
+  - if [[ "$UPDATE" == "true" ]]; then cp tests/travis.config_db.php tests/config_db.php; fi
+  - if [[ "$UPDATE" == "true" ]]; then php tools/cliupdate.php --config-dir=../tests --dev; fi
+  - if [[ "$UPDATE" == "true" ]]; then rm tests/config_db.php; fi
   - mysql -u root -e 'create database glpitest;'
   - php tools/cliinstall.php --db=glpitest --user=root --tests
   - php tools/cliupdate.php --config-dir=../tests |grep -q "No migration needed." || (echo "tools/cliupdate.php FAILED" && exit 1)
@@ -25,7 +25,7 @@ before_script:
   - phpenv config-add tests/enable-apcu.ini
 script:
   - mysql -u root -e 'select version();'
-  - composer testdb
+  - if [[ "$UPDATE" == "true" ]]; then composer testdb; fi
   - composer test
   - composer testweb
   - if [[ "$LDAP" == "true" ]]; then composer testldap; fi
@@ -36,6 +36,7 @@ matrix:
   include:
     - php: 5.6
     - php: 7.0
+      env: UPDATE=true
       addons:
         mariadb: 10.0
     - php: 7.1