controller/rootfs/scheduler/tests/test_scheduler.py at dd2ae536366cefa6bb77600365bea7cb02424e84 · drycc/controller · GitHub

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"""
Unit tests for the Drycc scheduler module.

Run the tests with "./manage.py test scheduler"
"""
from scheduler.tests import TestCase


class SchedulerTest(TestCase):
    """Tests scheduler calls"""

    def test_set_container_applies_healthcheck_with_routable(self):
        """
        Test that when _set_container is called with the 'routable' kwarg set to True,
        a healthcheck is attached to the dictionary.
        """
        data = {}
        healthcheck = {
            'livenessProbe': {
                'httpGet': {
                    'port': 80,
                }
            }
        }
        readinessHealthCheck = {
            'tcpSocket': {
                "port": 5000
            },
            'initialDelaySeconds': 5,
            'timeoutSeconds': 5,
            'periodSeconds': 5,
            'successThreshold': 1,
            'failureThreshold': 1,
        }
        self.scheduler.pod._set_container(
            'foo', 'bar', data, routable=True, healthcheck=healthcheck
        )
        self.assertEqual(data, data | healthcheck)
        data = {}
        self.scheduler.pod._set_container(
            'foo', 'bar', data, routable=True, build_type="buildpack", healthcheck={}
        )
        self.assertEqual(data.get('livenessProbe'), None)
        self.assertEqual(data.get('readinessProbe'), readinessHealthCheck)

        data = {}
        self.scheduler.pod._set_container(
            'foo', 'bar', data, routable=False, healthcheck={}
        )
        self.assertEqual(data.get('livenessProbe'), None)
        self.assertEqual(data.get('readinessProbe'), None)

        # clear the dict to call again with routable as false
        data = {}
        self.scheduler.pod._set_container(
            'foo', 'bar', data,
            routable=False, healthcheck=healthcheck
        )
        self.assertEqual(data, data | healthcheck)
        self.assertEqual(data.get('readinessProbe'), None)

        # now call without setting 'routable', should default to False
        data = {}
        self.scheduler.pod._set_container(
            'foo', 'bar', data, healthcheck=healthcheck
        )
        self.assertEqual(data, data | healthcheck)
        self.assertEqual(data.get('readinessProbe'), None)

        data = {}
        livenessProbe = {
            'livenessProbe': {
                'httpGet': {
                    'port': None,
                }
            }
        }
        self.scheduler.pod._set_health_checks(
            data, {'PORT': 80}, healthcheck=livenessProbe
        )
        self.assertEqual(data, data | healthcheck)
        self.assertEqual(data.get('readinessProbe'), None)

    def test_set_container_limits(self):
        """
        Test that when _set_container has limits that is sets them properly
        """
        data = {}
        self.scheduler.pod._set_container(
            'foo', 'bar', data, app_type='fake',
            resources={"limits": {"cpu": "1", "memory": "64G"}},
        )
        # make sure CPU gets lower cased
        self.assertEqual(data['resources']['limits']['cpu'], '1')
        # make sure first char of Memory is upper cased
        self.assertEqual(data['resources']['limits']['memory'], '64G')