initial commit

tests/test_io/test_mme.py

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+"""Tests for MME reader."""
+
+import pytest
+
+from impakt.io.mme import MMEReader
+
+
+class TestMMEReader:
+    def test_supports_mme_directory(self, sample_mme_dir):
+        reader = MMEReader()
+        assert reader.supports(sample_mme_dir)
+
+    def test_does_not_support_random_dir(self, tmp_path):
+        reader = MMEReader()
+        empty_dir = tmp_path / "empty"
+        empty_dir.mkdir()
+        assert not reader.supports(empty_dir)
+
+    def test_read_metadata(self, sample_mme_dir):
+        reader = MMEReader()
+        meta = reader.metadata(sample_mme_dir)
+        assert meta.test_number == "TEST_001"
+        assert meta.vehicle.make == "Toyota"
+        assert meta.vehicle.model == "Camry"
+        assert meta.dummy.dummy_type == "H3-50M"
+
+    def test_read_full_data(self, sample_mme_dir):
+        reader = MMEReader()
+        test_data = reader.read(sample_mme_dir)
+        assert test_data.test_id == "TEST_001"
+        assert len(test_data) >= 1
+        assert "11HEAD0000ACXA" in test_data
+
+    def test_read_channel_data(self, sample_mme_dir):
+        reader = MMEReader()
+        test_data = reader.read(sample_mme_dir)
+        ch = test_data.get("11HEAD0000ACXA")
+        assert ch.unit == "g"
+        assert ch.sample_rate == 20000.0
+        assert ch.n_samples > 0
+        assert len(ch.time) == len(ch.data)
+
+    def test_format_name(self):
+        reader = MMEReader()
+        assert reader.format_name == "ISO 13499 MME"