def test_custom_help(tmpdir: Path) -> None:
result, _err = run_python_script([
"examples/configure_hydra/custom_help/my_app.py",
"hydra.run.dir=" + str(tmpdir),
"--help",
])
expected = dedent("""\
== AwesomeApp ==
This is AwesomeApp!
You can choose a db driver by appending
== Configuration groups ==
Compose your configuration from those groups (db=mysql)
db: mysql, postgresql
== Config ==
This is the config generated for this run.
You can override everything, for example:
python my_app.py db.user=foo db.pass=bar
-------
db:
driver: mysql
user: omry
pass: secret
-------
Powered by Hydra (https://hydra.cc)
Use --hydra-help to view Hydra specific help
""")
assert_text_same(from_line=expected, to_line=result)
def test_help(tmpdir: Path, script: str, flag: str, overrides: List[str],
expected: Any) -> None:
cmd = [script, "hydra.run.dir=" + str(tmpdir)]
cmd.extend(overrides)
cmd.append(flag)
result, _err = run_python_script(cmd)
assert_text_same(result, expected.format(script=script))
def test_instantiate_schema_recursive(
monkeypatch: Any, tmpdir: Path, overrides: List[str], expected: str
) -> None:
monkeypatch.chdir("examples/instantiate/schema_recursive")
cmd = ["my_app.py", "hydra.run.dir=" + str(tmpdir)] + overrides
result, _err = run_python_script(cmd)
assert_text_same(result, expected)
def test_cfg_resolve_interpolation(tmpdir: Path, script: str, resolve: bool,
flags: List[str], expected: str) -> None:
cmd = [script, "hydra.run.dir=" + str(tmpdir), "--cfg=job"] + flags
if resolve:
cmd.append("--resolve")
result, _err = run_python_script(cmd)
assert_text_same(result, expected)
def test_instantiate_schema_recursive(tmpdir: Path, overrides: List[str],
expected: str) -> None:
cmd = [
"examples/instantiate/schema_recursive/my_app.py",
f"hydra.run.dir={tmpdir}",
] + overrides
result, _err = run_python_script(cmd)
assert_text_same(result, expected)
def test_instantiate_docs_example(tmpdir: Path, overrides: List[str],
expected: str) -> None:
cmd = [
"examples/instantiate/docs_example/my_app.py",
f"hydra.run.dir={tmpdir}",
"hydra.job.chdir=True",
] + overrides
result, _err = run_python_script(cmd)
assert_text_same(result, expected)
def test_hydra_exception(monkeypatch: Any, tmpdir: Any, expected: str) -> None:
monkeypatch.chdir("tests/test_apps/app_exception")
ret = run_with_error(["my_app.py", f"hydra.run.dir={tmpdir}"])
assert_text_same(
from_line=expected,
to_line=ret,
from_name="Expected output",
to_name="Actual output",
)
def test_cfg_resolve_interpolation(tmpdir: Path, resolve: bool,
expected: str) -> None:
cmd = [
"tests/test_apps/simple_interpolation/my_app.py",
"hydra.run.dir=" + str(tmpdir),
"--cfg=job",
]
if resolve:
cmd.append("--resolve")
result, _err = run_python_script(cmd)
assert_text_same(result, expected)
def test_write_protect_config_node(tmpdir: Any) -> None:
cmd = [
"examples/patterns/write_protect_config_node/frozen.py",
"hydra.run.dir=" + str(tmpdir),
"data_bits=10",
]
expected = dedent("""\
Error merging override data_bits=10
Cannot change read-only config container
full_key: data_bits
object_type=SerialPort
Set the environment variable HYDRA_FULL_ERROR=1 for a complete stack trace.
""")
err = run_with_error(cmd)
assert_text_same(from_line=expected, to_line=err)
def test_instantiate_docs_example(monkeypatch: Any, tmpdir: Path,
overrides: List[str], expected: str) -> None:
monkeypatch.chdir("examples/instantiate/docs_example")
cmd = ["my_app.py", "hydra.run.dir=" + str(tmpdir)] + overrides
result, _err = get_run_output(cmd)
assert_text_same(result, expected)
