Replace lettuce with behave in tests. Use python3 Split import and (python,php) tests into two travis executions

.travis.yml

@@ -1,24 +1,30 @@
 ---
-language:
-  - 'python'
 sudo: required
 dist: trusty
-before_install:
-  - git submodule update --init --recursive
+language: python
+python:
+  - "3.6"
+addons:
+  postgresql: "9.6"
+git:
+  depth: 3
+env:
+  - TEST_SUITE=tests
+  - TEST_SUITE=monaco
 install:
   - vagrant/install-on-travis-ci.sh
 before_script:
-  - cd $TRAVIS_BUILD_DIR/build
-  - wget --no-verbose --output-document=../data/monaco.osm.pbf http://download.geofabrik.de/europe/monaco-latest.osm.pbf
-  - ./utils/setup.php --osm-file ../data/monaco.osm.pbf --osm2pgsql-cache 1000 --all 2>&1 | grep -v 'ETA (seconds)'
-  - ./utils/specialphrases.php --countries > ../data/specialphrases_countries.sql
-  - psql -d nominatim -f ../data/specialphrases_countries.sql
+  - psql -U postgres -c "create extension postgis"
 script:
-  - cd $TRAVIS_BUILD_DIR/tests-php
-  - phpunit ./
-  - cd $TRAVIS_BUILD_DIR/tests
-  - #lettuce features/api --verbosity=1
-  - lettuce features/db --verbosity=1 -t -Fail -t -Tiger -t -poldi-only
-  - lettuce features/osm2pgsql --verbosity=1 -t -Fail
+  - cd $TRAVIS_BUILD_DIR/build
+  - if [[ $TEST_SUITE == "monaco" ]]; then wget --no-verbose --output-document=../data/monaco.osm.pbf http://download.geofabrik.de/europe/monaco-latest.osm.pbf; fi
+  - if [[ $TEST_SUITE == "monaco" ]]; then ./utils/setup.php --osm-file ../data/monaco.osm.pbf --osm2pgsql-cache 1000 --all 2>&1 | grep -v 'ETA (seconds)'; fi
+  - cd $TRAVIS_BUILD_DIR/test/php
+  - if [[ $TEST_SUITE == "tests" ]]; then phpunit ./ ; fi
+  - if [[ $TEST_SUITE == "tests" ]]; then phpcs --report-width=120 */**.php ; fi
+  - cd $TRAVIS_BUILD_DIR/test/bdd
+  - # behave --format=progress3 api
+  - if [[ $TEST_SUITE == "tests" ]]; then behave --format=progress3 db ; fi
+  - if [[ $TEST_SUITE == "tests" ]]; then behave --format=progress3 osm2pgsql ; fi
 notifications:
   email: false