test_paas_docker.py
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	#!/usr/bin/env python3

	from importlib.machinery import SourceFileLoader
	import os
	import unittest

	salt_test_case = SourceFileLoader("salt_test_case", "salt_test_case.py").load_module()
	docker = SourceFileLoader("docker", "../_modules/paas_docker.py").load_module()


	class Testinstance(unittest.TestCase, salt_test_case.SaltTestCase):
	def setUp(self):
	self.initialize_mocks()
	self.instance = docker

	self.mock_pillar("data/paas_docker.yaml")

	self.mock_grains()
	self.grains["id"] = "egladil"

	self.mock_salt()
	self.salt["slsutil.file_exists"] = lambda file: os.path.exists(file)

	def test_get_image(self):
	container = {"image": "foo", "version": "42"}

	self.assertEqual("foo:42", docker.get_image("not_foo", container))

	def test_list_images(self):
	expected = {"foo", "bar", "quux"}

	self.assertEqual(expected, docker.list_images())

	def test_get_image_without_version(self):
	container = {
	"image": "foo",
	}

	self.assertEqual("foo", docker.get_image("not_foo", container))

	def test_get_image_without_image(self):
	container = {"version": "42"}

	self.assertEqual("not_foo:42", docker.get_image("not_foo", container))

	def test_get_image_without_anything(self):
	self.assertEqual("not_foo", docker.get_image("not_foo", {}))

	def test_get_image_with_numeric_version(self):
	container = {"image": "foo", "version": 2.5}

	self.assertEqual("foo:2.5", docker.get_image("not_foo", container))

	def test_resolve_vhost_config_file(self):
	config_file = docker.resolve_vhost_config_file("empty", dir="data")

	self.assertEqual("data/empty.conf", config_file)

	def test_resolve_vhost_config_file_when_not_existing(self):
	config_file = docker.resolve_vhost_config_file("foo", dir="notexisting")

	self.assertEqual("notexisting/_default.conf", config_file)

	def test_get_subnets(self):
	expected = ["172.18.1.0/24", "172.18.2.0/24", "172.17.0.0/16"]

	self.assertEqual(expected, docker.get_subnets())

	def test_get_subnets_when_none_are_defined(self):
	# Only the default Docker one
	expected = ["172.17.0.0/16"]

	self.grains["id"] = "voidserver"
	self.assertEqual(expected, docker.get_subnets())

	def test_format_env_list(self):
	expression = {"foo": "bar", "quux": 42}

	expected = "foo: bar; quux: 42"
	self.assertEqual(
	expected, docker.format_env_list(expression, assign_op=": ", separator="; ")
	)


	if __name__ == "__main__":
	unittest.main()

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