Add travis

.travis.yml

@@ -0,0 +1,32 @@
+sudo: false
+
+services:
+  - docker
+
+# Docker-compose setup
+# https://docs.travis-ci.com/user/docker/
+env:
+  global:
+    - DOCKER_COMPOSE_VERSION=1.9.0
+    - INTEGRATION_TEST_SCRIPT=test_metrics_up.sh
+
+before_install:
+  - sudo rm /usr/local/bin/docker-compose
+  - curl -L https://github.com/docker/compose/releases/download/${DOCKER_COMPOSE_VERSION}/docker-compose-`uname -s`-`uname -m` > docker-compose
+  - chmod +x docker-compose
+  - sudo mv docker-compose /usr/local/bin
+  - chmod +x tests/test_metrics_up.sh
+
+
+script:
+  # Test Airflow 1.8 with Python 2
+  - cd tests/airflow1.8-py2 && docker-compose up -d
+  - ${TRAVIS_BUILD_DIR}/tests/${INTEGRATION_TEST_SCRIPT}
+  - docker-compose down
+
+  # Test Airflow 1.9 with Python 3
+  - mkdir ${TRAVIS_BUILD_DIR}/tests/airflow1.9-py3/airflow/logs
+  - chmod -R 777 ${TRAVIS_BUILD_DIR}/tests/airflow1.9-py3/airflow/logs
+  - cd ${TRAVIS_BUILD_DIR}/tests/airflow1.9-py3 && docker-compose up -d
+  - ${TRAVIS_BUILD_DIR}/tests/${INTEGRATION_TEST_SCRIPT}
+  - docker-compose down

CHANGELOG.md

@@ -1,6 +1,11 @@
 # Changelog
 All notable changes to this project will be documented in this file.
 
+## 0.4.2 - 2018-11-13
+
+- [#13](https://github.com/epoch8/airflow-exporter/pull/20): Added test script and travis file by @hydrosquall
+- [#13](https://github.com/epoch8/airflow-exporter/pull/27): fix run test in travis @cleverCat
+
 ## 0.4.1 - 2018-11-13
 
 - Fix [#24](https://github.com/epoch8/airflow-exporter/issues/24): Unsupported mime-type by @szyn

tests/airflow1.8-py2/docker-compose.yml

@@ -1,6 +1,5 @@
 version: '2'
 
-
 services:
 
     exporter_postgresql:

tests/test_metrics_up.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+# Integration test that
+# 1. Waits for Airflow to come up within 60 seconds
+# 2. Ensures the Metrics endpoint returned a valid response
+# Depends on Curl
+
+AIRFLOW_SLEEP_DURATION=90 # Number of seconds to wait for airflow to start
+ADMIN_ENDPOINT="http://localhost:8080/admin/"
+METRICS_ENDPOINT="http://localhost:8080/admin/metrics/"
+
+# Return nonzero status code if endpoint does not return 200
+CURL_FLAGS="--show-error --fail"
+
+echo "Waiting ${AIRFLOW_SLEEP_DURATION} seconds for Airflow to start before pinging"
+sleep ${AIRFLOW_SLEEP_DURATION}
+curl ${CURL_FLAGS} --silent --output /dev/null ${ADMIN_ENDPOINT} && echo 'Admin console is up'
+curl ${CURL_FLAGS} ${METRICS_ENDPOINT}
+
+# TODO: validate the contents of the CURLed data