test: add archidekt parser tests

backend/tests/test_archidekt.py

@@ -0,0 +1,79 @@
+"""
+Tests for archidekt.py — CSV and JSON parsing with various column name formats.
+"""
+import pytest
+from app.services.imports.archidekt import parse
+
+
+class TestArchidektCSV:
+    def _csv(self, header, rows):
+        lines = [header] + rows
+        return "\n".join(lines).encode("utf-8")
+
+    def test_standard_columns(self):
+        data = self._csv(
+            "Quantity,Foil Quantity,Card Name,Set Code,Collector Number",
+            ["2,0,Sol Ring,cmm,1"]
+        )
+        result = parse(data)
+        assert len(result) == 1
+        assert result[0].card_name == "Sol Ring"
+        assert result[0].quantity == 2
+        assert result[0].foil_quantity == 0
+        assert result[0].set_code == "cmm"
+
+    def test_alternate_column_names(self):
+        data = self._csv(
+            "qty,foil qty,name,set,number",
+            ["1,1,Black Lotus,lea,232"]
+        )
+        result = parse(data)
+        assert result[0].card_name == "Black Lotus"
+        assert result[0].quantity == 1
+        assert result[0].foil_quantity == 1
+
+    def test_skips_empty_rows(self):
+        data = self._csv(
+            "Quantity,Card Name",
+            ["1,Sol Ring", ",", "2,Command Tower"]
+        )
+        result = parse(data)
+        assert len(result) == 2
+
+    def test_empty_csv_raises(self):
+        with pytest.raises(ValueError, match="empty"):
+            parse(b"")
+
+    def test_no_card_rows_raises(self):
+        data = self._csv("Quantity,Card Name", [])
+        with pytest.raises(ValueError, match="no card rows"):
+            parse(data)
+
+
+class TestArchidektJSON:
+    def test_standard_json_array(self):
+        data = b'''[
+            {"quantity": 1, "foilQuantity": 0, "card": {"name": "Sol Ring", "set": {"code": "cmm"}, "collectorNumber": "1"}}
+        ]'''
+        result = parse(data)
+        assert len(result) == 1
+        assert result[0].card_name == "Sol Ring"
+        assert result[0].set_code == "cmm"
+
+    def test_cards_wrapper(self):
+        data = b'{"cards": [{"quantity": 1, "card": {"name": "Sol Ring"}}]}'
+        result = parse(data)
+        assert result[0].card_name == "Sol Ring"
+
+    def test_foil_quantity(self):
+        data = b'[{"quantity": 0, "foilQuantity": 2, "card": {"name": "Sol Ring"}}]'
+        result = parse(data)
+        assert result[0].foil_quantity == 2
+
+    def test_empty_array_raises(self):
+        with pytest.raises(ValueError, match="no card entries"):
+            parse(b"[]")
+
+    def test_malformed_json_raises(self):
+        with pytest.raises(ValueError, match="malformed"):
+            parse(b"{broken json")