Refactor endpoint tests

Replace force_login calls with login call from client class in setUp

.gitlab-ci.yml

@@ -1,13 +1,57 @@
-services:
-  - postgres:9.6
+stages:
+  - build
+  - test
+  - lint
 
-variables:
-  POSTGRES_DB: newsreader
-  POSTGRES_USER: newsreader
+javascript build:
+  image: node:12
+  stage: build
+  cache:
+    key: "$CI_JOB_NAME-$CI_COMMIT_REF_SLUG"
+    paths:
+      - node_modules/
+  before_script:
+    - npm install --dev
+  script:
+    - npx gulp
 
 python tests:
+  services:
+    - postgres:11
   image: python:3.7.4-slim-stretch
   stage: test
+  variables:
+    PIP_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pip"
+    DJANGO_SETTINGS_MODULE: "newsreader.conf.gitlab"
+    POSTGRES_DB: newsreader
+    POSTGRES_USER: newsreader
+  cache:
+    key: "$CI_JOB_NAME-$CI_COMMIT_REF_SLUG"
+    paths:
+      - .cache/pip
+      - env/
+  before_script:
+    - python3 -m venv env
+    - source env/bin/activate
+    - pip install -r requirements/gitlab.txt
+  script:
+    - python src/manage.py test newsreader
+
+javascript linting:
+  image: node:12
+  stage: lint
+  cache:
+    key: "$CI_JOB_NAME-$CI_COMMIT_REF_SLUG"
+    paths:
+      - node_modules/
+  before_script:
+    - npm install --dev
+  script:
+    - npm run lint
+
+python linting:
+  image: python:3.7.4-slim-stretch
+  stage: lint
   variables:
     PIP_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pip"
     DJANGO_SETTINGS_MODULE: "newsreader.conf.gitlab"
@@ -21,6 +65,6 @@ python tests:
     - source env/bin/activate
     - pip install -r requirements/gitlab.txt
   script:
-    - python src/manage.py test newsreader
     - isort -rc src/ --check-only
     - black -l 90 --check src/
+    - autoflake -rc src/