[tests] add ibtax fee_report tests

tests/ibtax/prepare_fees_report_test.py

@@ -0,0 +1,37 @@
+import datetime
+from decimal import Decimal
+
+from investments.currency import Currency
+from investments.money import Money
+from investments.fees import Fee
+from investments.data_providers.cbr import ExchangeRatesRUB
+from investments.ibtax.ibtax import prepare_fees_report
+
+
+def test_simple_fees_verbose():
+    fees = [
+        Fee(date=datetime.datetime(2020, 1, 30, 0, 0), amount=Money(0.01, Currency.USD), description='Other Fees'),
+        Fee(date=datetime.datetime(2020, 1, 30, 0, 0), amount=Money(-0.01, Currency.USD), description='Other Fees'),
+    ]
+    cbr_client = ExchangeRatesRUB()
+    res: dict = prepare_fees_report(fees, cbr_client, True).to_dict()
+    assert res['rate'] == {
+        0: Money(62.3934, Currency.RUB),
+        1: Money(62.3934, Currency.RUB)
+    }
+    assert res['amount_rub'] == {
+        0: Money(0.623934, Currency.RUB),
+        1: Money(-0.623934, Currency.RUB)
+    }
+
+
+def test_simple_fees_no_verbose():
+    fees = [
+        Fee(date=datetime.datetime(2020, 1, 30, 0, 0), amount=Money(0.01, Currency.USD), description='Other Fees'),
+        Fee(date=datetime.datetime(2020, 1, 30, 0, 0), amount=Money(-0.01, Currency.USD), description='Other Fees'),
+    ]
+    cbr_client = ExchangeRatesRUB()
+    res: dict = prepare_fees_report(fees, cbr_client, False).to_dict()
+    assert res['rate'] == {}
+    assert res['amount_rub'] == {}
+