build: Remove dbtype=postgres from Travis CI matrix

This has since been added to  WMF CI (and voting).

What remains is just secondary confirmation that the tests can
all pass a third-party system (e.g. not the WMF-specific Linux/Docker
environment), for supported PHP versions.

Change-Id: Ic257a34630c61d5328afeaa6dc5685581e03a528

diff --git a/.travis.yml b/.travis.yml
index ada60e4..ebe1631 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -24,17 +24,9 @@ cache:
 matrix:
   fast_finish: true
   include:
-    # On Trusty, mysql user 'travis' doesn't have create database rights
-    # Postgres has no user called 'root'.
-    - env: dbtype=mysql dbuser=root
       php: 7.3
-    - env: dbtype=mysql dbuser=root
       php: 7.2
-    - env: dbtype=mysql dbuser=root
       php: 7.1
-    - env: dbtype=postgres dbuser=travis
-      php: 7.1
-    - env: dbtype=mysql dbuser=root
       php: 7
   allow_failures:
     - php: 7.3
@@ -60,13 +52,13 @@ addons:
 before_script:
   - echo 'opcache.enable_cli = 1' >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
   - composer install --prefer-source --quiet --no-interaction
-  - if [ "$dbtype" = postgres ]; then psql -c "CREATE DATABASE traviswiki WITH OWNER travis;" -U postgres; fi
+  # At Travis CI, the mysql user 'travis' doesn't have create database rights, use 'root' instead.
   - >
       php maintenance/install.php traviswiki admin
       --pass travis
-      --dbtype "$dbtype"
+      --dbtype "mysql"
       --dbname traviswiki
-      --dbuser "$dbuser"
+      --dbuser "root"
       --dbpass ""
       --scriptpath "/w"
   - echo -en "\n\nrequire_once __DIR__ . '/includes/DevelopmentSettings.php';\n" >> ./LocalSettings.php