podman-compose/pytests/test_can_merge_cmd_ent.py
Sergei Biriukov 79bfad103c move logic from rec_merge to normalize_service
Signed-off-by: Sergei Biriukov <svbiriukov@gmail.com>
2023-05-06 10:42:44 +03:00

122 lines
4.5 KiB
Python

import copy
import os
import argparse
import yaml
from podman_compose import normalize_service, PodmanCompose
test_keys = ["command", "entrypoint"]
test_cases_normalise_pre_merge = [
({"$$$": []}, {"$$$": []}),
({"$$$": ["sh"]}, {"$$$": ["sh"]}),
({"$$$": ["sh", "-c", "date"]}, {"$$$": ["sh", "-c", "date"]}),
({"$$$": "sh"}, {"$$$": ["sh"]}),
({"$$$": "sleep infinity"}, {"$$$": ["sleep", "infinity"]}),
(
{"$$$": "bash -c 'sleep infinity'"},
{"$$$": ["bash", "-c", "sleep infinity"]},
),
]
test_cases_merges = [
({}, {"$$$": []}, {"$$$": []}),
({"$$$": []}, {}, {"$$$": []}),
({"$$$": []}, {"$$$": "sh-2"}, {"$$$": ["sh-2"]}),
({"$$$": "sh-2"}, {"$$$": []}, {"$$$": []}),
({}, {"$$$": "sh"}, {"$$$": ["sh"]}),
({"$$$": "sh"}, {}, {"$$$": ["sh"]}),
({"$$$": "sh-1"}, {"$$$": "sh-2"}, {"$$$": ["sh-2"]}),
({"$$$": ["sh-1"]}, {"$$$": "sh-2"}, {"$$$": ["sh-2"]}),
({"$$$": "sh-1"}, {"$$$": ["sh-2"]}, {"$$$": ["sh-2"]}),
({"$$$": "sh-1"}, {"$$$": ["sh-2", "sh-3"]}, {"$$$": ["sh-2", "sh-3"]}),
({"$$$": ["sh-1"]}, {"$$$": ["sh-2", "sh-3"]}, {"$$$": ["sh-2", "sh-3"]}),
({"$$$": ["sh-1", "sh-2"]}, {"$$$": ["sh-3", "sh-4"]}, {"$$$": ["sh-3", "sh-4"]}),
({}, {"$$$": ["sh-3", "sh 4"]}, {"$$$": ["sh-3", "sh 4"]}),
({"$$$": "sleep infinity"}, {"$$$": "sh"}, {"$$$": ["sh"]}),
({"$$$": "sh"}, {"$$$": "sleep infinity"}, {"$$$": ["sleep", "infinity"]}),
(
{},
{"$$$": "bash -c 'sleep infinity'"},
{"$$$": ["bash", "-c", "sleep infinity"]},
),
]
def template_to_expression(base, override, expected, key):
base_copy = copy.deepcopy(base)
override_copy = copy.deepcopy(override)
expected_copy = copy.deepcopy(expected)
expected_copy[key] = expected_copy.pop("$$$")
if "$$$" in base:
base_copy[key] = base_copy.pop("$$$")
if "$$$" in override:
override_copy[key] = override_copy.pop("$$$")
return base_copy, override_copy, expected_copy
def test_normalize_service():
for test_input_template, expected_template in test_cases_normalise_pre_merge:
for key in test_keys:
test_input, _, expected = template_to_expression(
test_input_template, {}, expected_template, key
)
test_input = normalize_service(test_input)
test_result = expected == test_input
if not test_result:
print("base_template: ", test_input_template)
print("expected: ", expected)
print("actual: ", test_input)
assert test_result
def test__parse_compose_file_when_multiple_composes() -> None:
for base_template, override_template, expected_template in copy.deepcopy(
test_cases_merges
):
for key in test_keys:
base, override, expected = template_to_expression(
base_template, override_template, expected_template, key
)
compose_test_1 = {"services": {"test-service": base}}
compose_test_2 = {"services": {"test-service": override}}
dump_yaml(compose_test_1, "test-compose-1.yaml")
dump_yaml(compose_test_2, "test-compose-2.yaml")
podman_compose = PodmanCompose()
set_args(podman_compose, ["test-compose-1.yaml", "test-compose-2.yaml"])
podman_compose._parse_compose_file() # pylint: disable=protected-access
actual = {}
if podman_compose.services:
podman_compose.services["test-service"].pop("_deps")
actual = podman_compose.services["test-service"]
if actual != expected:
print("compose: ", base)
print("override: ", override)
print("result: ", expected)
assert expected == actual
def set_args(podman_compose: PodmanCompose, file_names: list[str]) -> None:
podman_compose.global_args = argparse.Namespace()
podman_compose.global_args.file = file_names
podman_compose.global_args.project_name = None
podman_compose.global_args.env_file = None
podman_compose.global_args.profile = []
podman_compose.global_args.in_pod = True
def dump_yaml(compose: dict, name: str) -> None:
with open(name, "w", encoding="utf-8") as outfile:
yaml.safe_dump(compose, outfile, default_flow_style=False)
def test_clean_test_yamls() -> None:
test_files = ["test-compose-1.yaml", "test-compose-2.yaml"]
for file in test_files:
if os.path.exists(file):
os.remove(file)