tests/charms/layers/native-ci/reactive/native-ci.py

from charmhelpers.core.hookenv import (
    action_fail,
    action_set,
    action_get,
    status_set,
)
from charms.reactive import (
    clear_flag,
    set_flag,
    when,
    when_not,
)


@when_not('native-ci.installed')
def install_native_ci_charm():
    set_flag('native-ci.installed')
    status_set('active', 'Ready!')


@when('actions.test', 'native-ci.installed')
def test():
    try:
        result = True
    except Exception as e:
        action_fail('command failed: {}'.format(e))
    else:
        action_set({'output': result})
    finally:
        clear_flag('actions.test')


@when('actions.testint', 'native-ci.installed')
def testint():
    try:
        # Test the value is an int by performing a mathmatical operation on it.
        intval = action_get('intval')
        intval = intval + 1
    except Exception as e:
        action_fail('command failed: {}'.format(e))
    else:
        action_set({'output': intval})
    finally:
        clear_flag('actions.testint')


@when('db.joined')
def provides_db(db):
    """Simulate providing database credentials."""
    db.configure(
        database="mydb",
        user="myuser",
        password="mypassword",
        host="myhost",
        slave="myslave",
    )


@when('db.available')
def requires_db(db):
    """Simulate receiving database credentials."""
    pass