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"""Test the CLI interface."""
import tempfile
from collections.abc import Iterator
from pathlib import Path
from subprocess import PIPE, run
import pytest
from dotenv_cli import __VERSION__
DOTENV_FILE = """
# comment=foo
TEST=foo
TWOLINES='foo\nbar'
TEST_COMMENT=foo # bar
LINE_WITH_EQUAL='foo=bar'
"""
@pytest.fixture
def dotenvfile() -> Iterator[Path]:
"""Provide temporary dotenv file."""
_file = Path.cwd() / ".env"
with _file.open("w") as fh:
fh.write(DOTENV_FILE)
yield _file
_file.unlink()
def test_this_dotenv() -> None:
"""Simple test for CI to assert we're running *our* dotenv."""
proc = run(["dotenv", "--version"], stdout=PIPE)
assert __VERSION__.encode() in proc.stdout
def test_stdout(dotenvfile: Path) -> None:
"""Test stdout."""
proc = run(["dotenv", "echo", "test"], stdout=PIPE)
assert b"test" in proc.stdout
def test_stderr(dotenvfile: Path) -> None:
"""Test stderr."""
proc = run(["dotenv echo test 1>&2"], stderr=PIPE, shell=True)
assert b"test" in proc.stderr
def test_returncode(dotenvfile: Path) -> None:
"""Test returncode."""
proc = run(["dotenv", "false"])
assert proc.returncode == 1
proc = run(["dotenv", "true"])
assert proc.returncode == 0
def test_alternative_dotenv() -> None:
"""Test alternative dotenv file."""
with tempfile.NamedTemporaryFile("w", delete=False) as f:
f.write("foo=bar")
proc = run(["dotenv", "-e", f.name, "env"], stdout=PIPE)
assert b"foo=bar" in proc.stdout
proc = run(["dotenv", "--dotenv", f.name, "env"], stdout=PIPE)
assert b"foo=bar" in proc.stdout
def test_multiple_dotenv() -> None:
"""Test multiple dotenv files."""
with tempfile.NamedTemporaryFile("w", delete=False) as f:
f.write("foo=foo")
with tempfile.NamedTemporaryFile("w", delete=False) as b:
b.write("bar=bar")
proc = run(["dotenv", "-e", f.name, "-e", b.name, "env"], stdout=PIPE)
assert b"foo=foo" in proc.stdout
assert b"bar=bar" in proc.stdout
def test_multiple_dotenv_order() -> None:
"""Test multiple dotenv files are processed in correct order."""
with tempfile.NamedTemporaryFile("w", delete=False) as f1:
f1.write("foo=1")
with tempfile.NamedTemporaryFile("w", delete=False) as f2:
f2.write("foo=2")
proc = run(["dotenv", "-e", f1.name, "-e", f2.name, "env"], stdout=PIPE)
assert b"foo=2" in proc.stdout
assert b"foo=1" not in proc.stdout
proc = run(
["dotenv", "-e", f1.name, "-e", f2.name, "-e", f1.name, "env"],
stdout=PIPE
)
assert b"foo=1" in proc.stdout
assert b"foo=2" not in proc.stdout
def test_nonexisting_dotenv() -> None:
"""Test non-existing dotenv file."""
proc = run(["dotenv", "-e", "/tmp/i.dont.exist", "true"], stderr=PIPE)
assert proc.returncode == 0
assert b"does not exist" in proc.stderr
def test_no_command() -> None:
"""Test no command."""
proc = run(["dotenv"])
assert proc.returncode == 0
def test_replace_environment(dotenvfile: Path) -> None:
"""Test replace environment."""
proc = run(["dotenv", "-r", "env"], stdout=PIPE)
# the above .env file has exactly 4 lines, on some test platforms, the CI
# environment itself adds a few more environment variables into the shell,
# see:
# https://stackoverflow.com/questions/78226424/custom-environment-variables-with-popen-on-windows-on-github-actions
assert len(proc.stdout.splitlines()) < 10
proc = run(["dotenv", "--replace", "env"], stdout=PIPE)
assert len(proc.stdout.splitlines()) < 10
|
