llama-stack-mirror/tests/unit/server/test_replace_env_vars.py
Mustafa Elbehery 9331253894 test: migrate unit tests from unittest to pytest
Signed-off-by: Mustafa Elbehery <melbeher@redhat.com>
2025-07-16 15:24:44 +02:00

95 lines
2.8 KiB
Python

# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the terms described in the LICENSE file in
# the root directory of this source tree.
import os
import pytest
from llama_stack.distribution.stack import replace_env_vars
@pytest.fixture(autouse=True)
def setup_env_vars():
"""Set up test environment variables and clean up after test"""
# Store original values
original_vars = {}
for var in ["TEST_VAR", "EMPTY_VAR", "ZERO_VAR"]:
original_vars[var] = os.environ.get(var)
if var in os.environ:
del os.environ[var]
# Set up test environment variables
os.environ["TEST_VAR"] = "test_value"
os.environ["EMPTY_VAR"] = ""
os.environ["ZERO_VAR"] = "0"
yield
# Cleanup: restore original values
for var, original_value in original_vars.items():
if original_value is not None:
os.environ[var] = original_value
elif var in os.environ:
del os.environ[var]
def test_simple_replacement():
assert replace_env_vars("${env.TEST_VAR}") == "test_value"
def test_default_value_when_not_set():
assert replace_env_vars("${env.NOT_SET:=default}") == "default"
def test_default_value_when_set():
assert replace_env_vars("${env.TEST_VAR:=default}") == "test_value"
def test_default_value_when_empty():
assert replace_env_vars("${env.EMPTY_VAR:=default}") == "default"
def test_none_value_when_empty():
assert replace_env_vars("${env.EMPTY_VAR:=}") is None
def test_value_when_set():
assert replace_env_vars("${env.TEST_VAR:=}") == "test_value"
def test_empty_var_no_default():
assert replace_env_vars("${env.EMPTY_VAR_NO_DEFAULT:+}") is None
def test_conditional_value_when_set():
assert replace_env_vars("${env.TEST_VAR:+conditional}") == "conditional"
def test_conditional_value_when_not_set():
assert replace_env_vars("${env.NOT_SET:+conditional}") is None
def test_conditional_value_when_empty():
assert replace_env_vars("${env.EMPTY_VAR:+conditional}") is None
def test_conditional_value_with_zero():
assert replace_env_vars("${env.ZERO_VAR:+conditional}") == "conditional"
def test_mixed_syntax():
assert replace_env_vars("${env.TEST_VAR:=default} and ${env.NOT_SET:+conditional}") == "test_value and "
assert replace_env_vars("${env.NOT_SET:=default} and ${env.TEST_VAR:+conditional}") == "default and conditional"
def test_nested_structures():
data = {
"key1": "${env.TEST_VAR:=default}",
"key2": ["${env.NOT_SET:=default}", "${env.TEST_VAR:+conditional}"],
"key3": {"nested": "${env.NOT_SET:+conditional}"},
}
expected = {"key1": "test_value", "key2": ["default", "conditional"], "key3": {"nested": None}}
assert replace_env_vars(data) == expected