add tests for JGLUE.py

tests/JGLUE_test.py

@@ -0,0 +1,50 @@
+import datasets as ds
+import pytest
+
+
+@pytest.fixture
+def dataset_path() -> str:
+    return "JGLUE.py"
+
+
+@pytest.mark.parametrize(
+    argnames="dataset_name, expected_num_train, expected_num_valid,",
+    argvalues=(
+        ("JSTS", 12451, 1457),
+        ("JNLI", 20073, 2434),
+        ("JCommonsenseQA", 8939, 1119),
+    ),
+)
+def test_load_dataset(
+    dataset_path: str,
+    dataset_name: str,
+    expected_num_train: int,
+    expected_num_valid: int,
+):
+    dataset = ds.load_dataset(path=dataset_path, name=dataset_name)
+
+    assert dataset["train"].num_rows == expected_num_train
+    assert dataset["validation"].num_rows == expected_num_valid
+
+
+def test_load_jsquad(
+    dataset_path: str,
+    dataset_name: str = "JSQuAD",
+    expected_num_train: int = 62859,
+    expected_num_valid: int = 4442,
+):
+    dataset = ds.load_dataset(path=dataset_path, name=dataset_name)
+
+    def count_num_data(split: str) -> int:
+        data = dataset[split]["data"]
+        assert len(data) == 1
+        data = data[0]
+
+        num_data = 0
+        for paragraphs in data["paragraphs"]:
+            for qas in paragraphs["qas"]:
+                num_data += len(qas["answers"])
+        return num_data
+
+    assert count_num_data("train") == expected_num_train
+    assert count_num_data("validation") == expected_num_valid