tests: check examples

Signed-off-by: Jinzhe Zeng <jinzhe.zeng@rutgers.edu>

pyproject.toml

@@ -27,6 +27,7 @@ dependencies = [
     "deepmd-kit[torch]>=3.0.0b2",
     "mace-torch>=0.3.5",
     "e3nn",
+    "dargs",
 ]
 requires-python = ">=3.9"
 readme = "README.md"
@@ -45,6 +46,7 @@ repository = "https://github.com/njzjz/deepmd_mace"
 test = [
     'pytest',
     'pytest-cov',
+    "dargs>=0.4.8",
 ]
 
 [tool.scikit-build]

tests/test_examples.py

@@ -0,0 +1,28 @@
+"""Test examples."""
+
+import json
+from pathlib import Path
+
+import pytest
+from dargs.check import check
+from deepmd.utils.argcheck import gen_args
+
+from deepmd_mace.argcheck import mace_model_args  # noqa: F401
+
+example_path = Path(__file__).parent.parent / "examples"
+
+examples = (
+    example_path / "water" / "mace" / "input.json",
+    example_path / "dprc" / "mace" / "input.json",
+)
+
+
+@pytest.mark.parametrize("example", examples)
+def test_examples(example: Path) -> None:
+    """Check whether examples meet arguments."""
+    with example.open("r") as f:
+        data = json.load(f)
+    check(
+        gen_args(),
+        data,
+    )