Expand travis tests.

Author: tim-schilling

.travis.yml

@@ -7,35 +7,67 @@ matrix:
     - env: TOXENV=style
     - env: TOXENV=readme
     - python: 3.5
-      env: TOXENV=py35-dj111
+      env: TOXENV=py35-dj111-sqlite
     - python: 3.6
-      env: TOXENV=py36-dj111
+      env: TOXENV=py36-dj111-sqlite
     - python: 3.7
-      env: TOXENV=py37-dj111
+      env: TOXENV=py37-dj111-sqlite
     - python: 3.5
-      env: TOXENV=py35-dj22
+      env: TOXENV=py35-dj22-sqlite
     - python: 3.6
-      env: TOXENV=py36-dj22
+      env: TOXENV=py36-dj22-sqlite
     - python: 3.7
-      env: TOXENV=py37-dj22
+      env: TOXENV=py37-dj22-sqlite
     - python: 3.8
-      env: TOXENV=py38-dj22
+      env: TOXENV=py38-dj22-sqlite
     - python: 3.6
-      env: TOXENV=py36-dj30
+      env: TOXENV=py36-dj30-sqlite
     - python: 3.7
-      env: TOXENV=py37-dj30
+      env: TOXENV=py37-dj30-sqlite
     - python: 3.8
-      env: TOXENV=py38-dj30
+      env: TOXENV=py38-dj30-sqlite
     - python: 3.6
-      env: TOXENV=py36-djmaster
+      env: TOXENV=py36-djmaster-sqlite
     - python: 3.7
-      env: TOXENV=py37-djmaster
+      env: TOXENV=py37-djmaster-sqlite
     - python: 3.8
-      env: TOXENV=py38-djmaster
-    - env: TOXENV=postgresql
+      env: TOXENV=py38-djmaster-sqlite
+    - python: 3.7
+      env: TOXENV=py37-dj111-postgresql
+      addons:
+        postgresql: "9.5"
+    - python: 3.8
+      env: TOXENV=py38-dj22-postgresql
+      addons:
+        postgresql: "9.5"
+    - python: 3.8
+      env: TOXENV=py38-dj30-postgresql
       addons:
         postgresql: "9.5"
-    - env: TOXENV=mariadb
+    - python: 3.7
+      env: TOXENV=py37-dj111-mariadb
+      addons:
+        mariadb: "10.3"
+      script:
+        # working around https://travis-ci.community/t/mariadb-build-error-with-xenial/3160
+        - mysql -u root -e "DROP USER IF EXISTS 'travis'@'%';"
+        - mysql -u root -e "CREATE USER 'travis'@'%';"
+        - mysql -u root -e "CREATE DATABASE debug_toolbar;"
+        - mysql -u root -e "GRANT ALL PRIVILEGES ON *.* TO 'travis'@'%';";
+        - tox -v
+    - python: 3.8
+      env: TOXENV=py38-dj22-mariadb
+      addons:
+        mariadb: "10.3"
+      script:
+        # working around https://travis-ci.community/t/mariadb-build-error-with-xenial/3160
+        - mysql -u root -e "DROP USER IF EXISTS 'travis'@'%';"
+        - mysql -u root -e "CREATE USER 'travis'@'%';"
+        - mysql -u root -e "CREATE DATABASE debug_toolbar;"
+        - mysql -u root -e "GRANT ALL PRIVILEGES ON *.* TO 'travis'@'%';";
+        - tox -v
+    - python: 3.8
+      env: TOXENV=py38-dj30-mariadb
       addons:
         mariadb: "10.3"
       script:
@@ -46,9 +78,11 @@ matrix:
         - mysql -u root -e "GRANT ALL PRIVILEGES ON *.* TO 'travis'@'%';";
         - tox -v
   allow_failures:
-    - env: TOXENV=py36-djmaster
-    - env: TOXENV=py37-djmaster
-    - env: TOXENV=py38-djmaster
+    - env: TOXENV=py36-djmaster-sqlite
+    - env: TOXENV=py37-djmaster-sqlite
+    - env: TOXENV=py38-djmaster-sqlite
+    - env: TOXENV=py38-djmaster-postgresql
+    - env: TOXENV=py38-djmaster-mariadb
 
 install:
   - pip install tox codecov