Add coverage and slither analysis

.gitignore

@@ -4,3 +4,5 @@ dist/
 __pycache__
 *.pyc
 gmon.out
+.idea
+venv

.gitlab-ci.yml

@@ -0,0 +1,58 @@
+stages:
+  - test
+  - run-coverage
+  - slither-analyzer
+
+
+variables:
+  PIP_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pip"
+
+cache:
+  paths:
+    - .cache/pip
+    - .venv/
+
+before_script:
+  - python -V               # Print out python version for debugging
+  - pip install virtualenv
+  - virtualenv venv
+  - source venv/bin/activate
+
+test:
+  image: registry.gitlab.com/grassrootseconomics/cic-base-images/ci-solc-python:latest
+  script: 
+      # install test dependencies
+      - cd python 
+      - export PYTHONPATH=.
+      - pip install --extra-index-url https://pip.grassrootseconomics.net 
+        --extra-index-url https://gitlab.com/api/v4/projects/27624814/packages/pypi/simple 
+        -r requirements.txt -r test_requirements.txt 
+      # run tests
+      - bash run_tests.sh
+
+run-coverage:
+  stage: test
+  image: registry.gitlab.com/grassrootseconomics/cic-base-images/ci-solc-python:latest
+  script:
+    - cd python 
+    - export PYTHONPATH=.
+    - pip install --extra-index-url https://pip.grassrootseconomics.net 
+        --extra-index-url https://gitlab.com/api/v4/projects/27624814/packages/pypi/simple 
+        -r requirements.txt -r test_requirements.txt 
+    -  pip install pytest pytest-cov
+    - coverage run -m pytest
+    - coverage html
+    - coverage report --fail-under=90
+
+  coverage: '/^TOTAL.+?(\d+\%)$/'
+  artifacts:
+    reports:
+      cobertura: python/htmlcov/index.html
+
+slither-analyzer:
+  image: registry.gitlab.com/grassrootseconomics/cic-base-images/ci-solc-python:latest
+  allow_failure: true
+  script: 
+    - cd solidity
+    - slither  AddressDeclarator.sol
+    - slither  AddressDeclarator.sol --print human-summary

python/.coveragerc

@@ -0,0 +1,7 @@
+[run]
+branch = True
+[report]
+omit = .venv/*
+        **/runnable/*.py
+[html]
+