add test case: bond group pay by names

Author: yellowbean

absbox/tests/regression/deals.py

@@ -409,7 +409,6 @@
     "Amortizing",
 )
 
-from absbox import Generic
 
 pac02 = Generic(
     "PAC 02",
@@ -690,4 +689,99 @@
     None,
     None,
     "Amortizing",
+)
+
+
+bondGrp = Generic(
+    "Bond Group",
+    {
+        "lastCollect": "2021-03-01",
+        "lastPay": "2021-04-15",
+        "nextPay": "2021-07-26",
+        "nextCollect": "2021-04-28",
+        "payFreq": ["DayOfMonth", 20],
+        "poolFreq": "MonthEnd",
+        "stated": "2030-01-01",
+    },
+    {
+        "assets": [
+            [
+                "Mortgage",
+                {
+                    "originBalance": 2200,
+                    "originRate": ["fix", 0.045],
+                    "originTerm": 30,
+                    "freq": "Monthly",
+                    "type": "Level",
+                    "originDate": "2021-02-01",
+                },
+                {
+                    "currentBalance": 2200,
+                    "currentRate": 0.08,
+                    "remainTerm": 30,
+                    "status": "current",
+                },
+            ]
+        ]
+    },
+    (("acc01", {"balance": 0}),),
+    (
+        (
+            "A",
+            (
+                "bondGroup",
+                {
+                    "A1": {
+                        "balance": 1000,
+                        "rate": 0.07,
+                        "originBalance": 1000,
+                        "originRate": 0.07,
+                        "startDate": "2020-01-03",
+                        "rateType": ("fix", 0.08),
+                        "bondType": "Seq",
+                        "lastAccrueDate": "2021-04-15",
+                    },
+                    "A2": {
+                        "balance": 800,
+                        "rate": 0.07,
+                        "originBalance": 800,
+                        "originRate": 0.07,
+                        "startDate": "2020-01-03",
+                        "rateType": ("fix", 0.08),
+                        "bondType": "Seq",
+                        "lastAccrueDate": "2021-04-15",
+                    },
+                },
+            ),
+        ),
+        (
+            "B",
+            {
+                "balance": 1000,
+                "rate": 0.0,
+                "originBalance": 1000,
+                "originRate": 0.07,
+                "startDate": "2020-01-03",
+                "rateType": ("fix", 0.08),
+                "lastAccrueDate": "2021-04-15",
+                "bondType": "Equity",
+            },
+        ),
+    ),
+    tuple(),
+    {
+        "default": [
+            ["accrueAndPayIntByGroup", "acc01", "A", ("byName", "A2","A1")],
+            ["payPrinByGroup", "acc01", "A", ("byName", "A2","A1")],
+            ["accrueAndPayInt","acc01",["B"]],
+            ["payPrin","acc01",["B"]],
+            ["payIntResidual", "acc01", "B"],
+        ],
+    },
+    [["CollectedCash", "acc01"]],
+    None,
+    None,
+    None,
+    None,
+    "Amortizing",
 )

absbox/tests/regression/test_main.py

@@ -264,4 +264,11 @@ def test_pac_03(setup_api):
 def test_pac_04(setup_api):
     r = setup_api.run(pac04 , read=True , runAssump = [])
     groupBals = readBondsCf(r['bonds']).xs('balance',axis=1,level=2)[[("A","A1"),("A","A2")]].sum(axis=1).loc["2021-07-26":"2021-12-20"].to_list() 
-    assert groupBals == [1050.0, 980.0, 915.0, 880.0, 850.0, 773.73], "Got"+str(groupBals)
+    assert groupBals == [1050.0, 980.0, 915.0, 880.0, 850.0, 773.73], "Got"+str(groupBals)
+
+@pytest.mark.bond
+def test_bondGrp(setup_api):
+    r = setup_api.run(bondGrp , read=True , runAssump = [])
+    grpFlow = readBondsCf(r['bonds'])['A'].xs('balance',axis=1,level=1)
+    assert grpFlow.A1.to_list()[:8] == [100.0, 1000.0, 1000.0, 1000.0, 1000.0, 1000.0, 1000.0, 993.93]
+    assert grpFlow.A2.to_list()[:8] == [510.6, 436.68, 364.06, 290.75, 217.26, 143.1, 68.74, 0.0,]