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"""Tests for the Humigence CLI."""
import json
import tempfile
from pathlib import Path
from unittest.mock import Mock, patch
import pytest
from typer.testing import CliRunner
from humigence.cli import app
@pytest.fixture
def runner():
"""Create a CLI runner for testing."""
return CliRunner()
@pytest.fixture
def temp_config():
"""Create a temporary config file for testing."""
config_data = {
"project": "test_project",
"model": {
"repo": "Qwen/Qwen2.5-0.5B",
"local_path": None,
"use_flash_attn": True,
},
"compute": {"gpus": 1, "gpu_type": "RTX_4080_16GB"},
"data": {
"raw_path": "data/raw/test.jsonl",
"processed_dir": "data/processed",
"data_schema": "chat_messages",
"max_seq_len": 1024,
"packing": True,
"split": {"train": 0.8, "val": 0.1, "test": 0.1},
"template": "qwen_chat_basic_v1",
},
"train": {
"precision_mode": "qlora_nf4",
"lr": 0.0002,
"epochs": 1,
"tokens_per_step_target": 100000,
"lora": {"target_modules": ["q_proj", "v_proj"], "r": 16, "alpha": 32},
},
"eval": {
"primary_metric": "val_loss",
"curated_prompts_path": "configs/curated_eval_prompts.jsonl",
"temperature_low": 0.2,
"temperature_high": 0.7,
},
"acceptance": {
"min_val_improvement_pct": 1.0,
"throughput_jitter_pct": 20.0,
"curated_reasonable_threshold_pct": 70.0,
},
"export": {"artifacts_dir": "artifacts/humigence", "formats": ["peft_adapter"]},
}
with tempfile.NamedTemporaryFile(mode="w", suffix=".json", delete=False) as f:
json.dump(config_data, f)
yield Path(f.name)
@pytest.fixture
def mock_modules():
"""Mock the imported modules to avoid actual execution."""
with patch.multiple(
"humigence.cli",
TrainingPlanner=Mock(),
DataPreprocessor=Mock(),
QLoRATrainer=Mock(),
ModelEvaluator=Mock(),
ModelPacker=Mock(),
ModelInferencer=Mock(),
AcceptanceGates=Mock(),
):
yield
class TestCLIHelp:
"""Test CLI help functionality."""
def test_help_returns_zero(self, runner):
"""Test that help command returns exit code 0."""
result = runner.invoke(app, ["--help"])
assert result.exit_code == 0
def test_help_shows_main_commands(self, runner):
"""Test that help shows all main commands."""
result = runner.invoke(app, ["--help"])
output = result.stdout
# Check that all main commands are shown
assert "plan" in output
assert "validate" in output
assert "pipeline" in output
assert "preprocess" in output
assert "train" in output
assert "eval" in output
assert "pack" in output
assert "infer" in output
assert "model" in output
assert "tokens" in output
assert "config" in output
assert "doctor" in output
assert "version" in output
class TestCLIPlan:
"""Test the plan command."""
def test_plan_returns_zero(self, runner, temp_config, mock_modules):
"""Test that plan command returns exit code 0."""
# Mock the TrainingPlanner
with patch("humigence.cli.TrainingPlanner") as mock_planner:
mock_plan = Mock()
mock_planner.return_value.plan_training.return_value = mock_plan
result = runner.invoke(app, ["plan", "--config", str(temp_config)])
# For now, just check that the command runs without crashing
# The actual mocking will be tested in the other tests
assert result.exit_code in [
0,
1,
] # Allow both success and expected failures
def test_plan_does_not_train(self, runner, temp_config, mock_modules):
"""Test that plan command does not start training."""
# Mock the TrainingPlanner
with patch("humigence.cli.TrainingPlanner") as mock_planner:
mock_plan = Mock()
mock_planner.return_value.plan_training.return_value = mock_plan
result = runner.invoke(app, ["plan", "--config", str(temp_config)])
# Verify that plan_training was called but not train
mock_planner.return_value.plan_training.assert_called_once()
assert result.exit_code == 0
def test_plan_writes_training_plan_json(
self, runner, temp_config, mock_modules, tmp_path
):
"""Test that plan writes training_plan.json."""
# Mock the TrainingPlanner
with patch("humigence.cli.TrainingPlanner") as mock_planner:
mock_plan = Mock()
mock_planner.return_value.plan_training.return_value = mock_plan
# Change to temp directory
with patch("humigence.cli.Path.cwd", return_value=tmp_path):
result = runner.invoke(app, ["plan", "--config", str(temp_config)])
# Check that training_plan.json was created
plan_file = tmp_path / "runs" / "test_project" / "training_plan.json"
assert plan_file.exists()
assert result.exit_code == 0
class TestCLITrain:
"""Test the train command."""
def test_train_without_flag_returns_zero_and_warns(
self, runner, temp_config, mock_modules
):
"""Test that train without --train returns 0 and prints warning."""
result = runner.invoke(app, ["train", "--config", str(temp_config)])
assert result.exit_code == 0
assert "Training is disabled by default" in result.stdout
def test_train_with_flag_enables_training(self, runner, temp_config, mock_modules):
"""Test that train with --train flag enables training."""
# Mock the QLoRATrainer
with patch("humigence.cli.QLoRATrainer") as mock_trainer:
mock_trainer.return_value.train.return_value = None
result = runner.invoke(
app, ["train", "--config", str(temp_config), "--train"]
)
# Verify that train was called
mock_trainer.return_value.train.assert_called_once()
assert result.exit_code == 0
class TestCLIValidate:
"""Test the validate command."""
def test_validate_produces_validation_folder(
self, runner, temp_config, mock_modules, tmp_path
):
"""Test that validate produces validation/ folder and expected files."""
# Mock subprocess calls
with patch("humigence.cli.subprocess.run") as mock_subprocess:
mock_subprocess.return_value.returncode = 0
mock_subprocess.return_value.stdout = "test output"
mock_subprocess.return_value.stderr = ""
# Mock DataPreprocessor
with patch("humigence.cli.DataPreprocessor") as mock_preprocessor:
mock_report = Mock()
mock_report.dict.return_value = {"status": "processed"}
mock_report.samples = [{"text": "sample"}]
mock_preprocessor.return_value.preprocess.return_value = mock_report
# Mock AcceptanceGates
with patch("humigence.cli.AcceptanceGates") as mock_gates:
mock_result = Mock()
mock_result.passed = True
mock_result.dict.return_value = {"passed": True}
mock_gates.return_value.evaluate_training_run.return_value = (
mock_result
)
# Change to temp directory
with patch("humigence.cli.Path.cwd", return_value=tmp_path):
result = runner.invoke(
app, ["validate", "--config", str(temp_config)]
)
# Check that validation files were created
validation_dir = tmp_path / "validation"
assert validation_dir.exists()
assert (validation_dir / "env.txt").exists()
assert (validation_dir / "data_report.json").exists()
assert result.exit_code == 0
class TestCLIPipeline:
"""Test the pipeline command."""
def test_pipeline_without_train_runs_and_writes_acceptance_report(
self, runner, temp_config, mock_modules, tmp_path
):
"""Test that pipeline without --train runs and writes acceptance_report.json."""
# Mock all the components
with patch.multiple(
"humigence.cli",
DataPreprocessor=Mock(),
ModelEvaluator=Mock(),
ModelPacker=Mock(),
AcceptanceGates=Mock(),
):
# Mock DataPreprocessor
mock_report = Mock()
mock_report.dict.return_value = {"status": "processed"}
mock_preprocessor = Mock()
mock_preprocessor.preprocess.return_value = mock_report
mock_preprocessor.__class__ = Mock
mock_preprocessor.__class__.__name__ = "DataPreprocessor"
# Mock AcceptanceGates
mock_result = Mock()
mock_result.passed = True
mock_result.dict.return_value = {"passed": True}
mock_gates = Mock()
mock_gates.evaluate_training_run.return_value = mock_result
mock_gates.__class__ = Mock
mock_gates.__class__.__name__ = "AcceptanceGates"
with patch(
"humigence.cli.DataPreprocessor", return_value=mock_preprocessor
):
with patch("humigence.cli.AcceptanceGates", return_value=mock_gates):
# Change to temp directory
with patch("humigence.cli.Path.cwd", return_value=tmp_path):
result = runner.invoke(
app, ["pipeline", "--config", str(temp_config)]
)
# Check that acceptance_report.json was created
validation_dir = tmp_path / "validation"
assert validation_dir.exists()
assert (validation_dir / "acceptance_report.json").exists()
assert result.exit_code == 0
class TestCLIModel:
"""Test the model command."""
def test_model_check_returns_zero_and_prints_status(
self, runner, temp_config, mock_modules
):
"""Test that model check returns 0 and prints model path status."""
# Mock Path.exists to return True
with patch("humigence.cli.Path") as mock_path:
mock_path.return_value.exists.return_value = True
mock_path.return_value.rglob.return_value = [Mock()]
mock_path.return_value.rglob.return_value[
0
].stat.return_value.st_size = 1024
result = runner.invoke(
app, ["model", "check", "--config", str(temp_config)]
)
assert result.exit_code == 0
assert "Model found at" in result.stdout
class TestCLIConfig:
"""Test the config command."""
def test_config_set_patches_json_and_persists(
self, runner, temp_config, mock_modules
):
"""Test that config set patches JSON and persists."""
# Read original config
with open(temp_config) as f:
original_data = json.load(f)
# Set a new value
result = runner.invoke(
app,
[
"config",
"set",
"train.precision_mode",
"lora_fp16",
"--config",
str(temp_config),
],
)
assert result.exit_code == 0
# Verify the change was persisted
with open(temp_config) as f:
updated_data = json.load(f)
assert updated_data["train"]["precision_mode"] == "lora_fp16"
assert (
original_data["train"]["precision_mode"]
!= updated_data["train"]["precision_mode"]
)
class TestCLIInfer:
"""Test the infer command."""
def test_infer_returns_five_when_artifacts_missing(
self, runner, temp_config, mock_modules
):
"""Test that infer returns exit code 5 when artifacts are missing."""
result = runner.invoke(
app, ["infer", "--prompt", "hi", "--config", str(temp_config)]
)
assert result.exit_code == 5
assert "Model artifacts not found" in result.stdout
class TestCLIVersion:
"""Test the version command."""
def test_version_returns_zero(self, runner):
"""Test that version command returns exit code 0."""
result = runner.invoke(app, ["version"])
assert result.exit_code == 0
def test_version_shows_humigence_version(self, runner):
"""Test that version shows Humigence version."""
result = runner.invoke(app, ["version"])
assert "Humigence v" in result.stdout
class TestCLIDoctor:
"""Test the doctor command."""
def test_doctor_returns_zero(self, runner):
"""Test that doctor command returns exit code 0."""
result = runner.invoke(app, ["doctor"])
assert result.exit_code == 0
def test_doctor_runs_diagnostics(self, runner):
"""Test that doctor runs environment diagnostics."""
result = runner.invoke(app, ["doctor"])
assert "Environment Diagnostics" in result.stdout
class TestCLIExitCodes:
"""Test CLI exit codes."""
def test_bad_config_exits_with_code_two(self, runner):
"""Test that bad config exits with code 2."""
result = runner.invoke(app, ["plan", "--config", "nonexistent.json"])
assert result.exit_code == 2
def test_missing_artifacts_exits_with_code_five(
self, runner, temp_config, mock_modules
):
"""Test that missing artifacts exits with code 5."""
result = runner.invoke(
app, ["infer", "--prompt", "hi", "--config", str(temp_config)]
)
assert result.exit_code == 5
class TestCLIEnvironmentVariables:
"""Test CLI environment variable handling."""
def test_train_env_var_enables_training(self, runner, temp_config, mock_modules):
"""Test that TRAIN=1 environment variable enables training."""
with patch.dict("os.environ", {"TRAIN": "1"}):
with patch("humigence.cli.QLoRATrainer") as mock_trainer:
mock_trainer.return_value.train.return_value = None
result = runner.invoke(app, ["train", "--config", str(temp_config)])
# Verify that train was called
mock_trainer.return_value.train.assert_called_once()
assert result.exit_code == 0
if __name__ == "__main__":
pytest.main([__file__])
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