fix: minor changes
diff --git a/erpnext/buying/report/procurement_tracker/procurement_tracker.py b/erpnext/buying/report/procurement_tracker/procurement_tracker.py
index cf3ac7d..18a6660 100644
--- a/erpnext/buying/report/procurement_tracker/procurement_tracker.py
+++ b/erpnext/buying/report/procurement_tracker/procurement_tracker.py
@@ -156,7 +156,6 @@
 	for po in purchase_order_entry:
 		# fetch material records linked to the purchase order item
 		mr_record = mr_records.get(po.material_request_item, [{}])[0]
-
 		procurement_detail = {
 			"material_request_date": mr_record.get('transaction_date', ''),
 			"cost_center": po.cost_center,
@@ -172,11 +171,11 @@
 			"purchase_order": po.parent,
 			"supplier": po.supplier,
 			"estimated_cost": mr_record.get('amount'),
-			"actual_cost": pi_records.get(po.name, ''),
+			"actual_cost": pi_records.get(po.name),
 			"purchase_order_amt": po.amount,
 			"purchase_order_amt_in_company_currency": po.base_amount,
 			"expected_delivery_date": po.schedule_date,
-			"actual_delivery_date": pr_records.get(po.name, {})
+			"actual_delivery_date": pr_records.get(po.name)
 		}
 		procurement_record.append(procurement_detail)
 	return procurement_record
@@ -207,7 +206,7 @@
 				material_request_no=record.parent,
 				estimated_cost=record.amount
 			)
-		procurement_record_against_mr.append(procurement_record_details)
+			procurement_record_against_mr.append(procurement_record_details)
 	return mr_records, procurement_record_against_mr
 
 def get_mapped_pi_records():
diff --git a/erpnext/buying/report/procurement_tracker/test_procurement_tracker.py b/erpnext/buying/report/procurement_tracker/test_procurement_tracker.py
index 32975e8..7d8e750 100644
--- a/erpnext/buying/report/procurement_tracker/test_procurement_tracker.py
+++ b/erpnext/buying/report/procurement_tracker/test_procurement_tracker.py
@@ -3,48 +3,47 @@
 
 from __future__ import unicode_literals
 import unittest
-from frappe.utils import nowdate, add_months
+from datetime import datetime
+import frappe
 from erpnext.buying.report.procurement_tracker.procurement_tracker import execute
 from erpnext.stock.doctype.material_request.test_material_request import make_material_request
 from erpnext.stock.doctype.material_request.material_request import make_purchase_order
 from erpnext.buying.doctype.purchase_order.purchase_order import make_purchase_receipt, make_purchase_invoice
 
 class TestProcurementTracker(unittest.TestCase):
+	maxDiff = None
 	def test_result_for_procurement_tracker(self):
 		mr = make_material_request()
-		mr.submit()
 		po = make_purchase_order(mr.name)
 		po.supplier = "_Test Supplier"
 		po.get("items")[0].cost_center = "_Test Cost Center - _TC"
-		po.get("items")[0].amount = 1000
-		po.get("items")[0].base_amount = 1000
 		po.submit()
 		pr = make_purchase_receipt(po.name)
 		pr.submit()
-		pi = make_purchase_invoice(po.name)
-		pi.submit()
+		frappe.db.commit()
+		date_obj = datetime.date(datetime.now())
 
 		report = execute()
 		expected_data = {
-			"material_request_date": nowdate(),
+			"material_request_date": date_obj,
 			"cost_center": "_Test Cost Center - _TC",
-			"project": '',
+			"project": None,
 			"requesting_site": "_Test Warehouse - _TC",
 			"requestor": "Administrator",
 			"material_request_no": mr.name,
 			"description": '_Test Item 1',
-			"quantity": 10,
+			"quantity": 10.0,
 			"unit_of_measurement": "_Test UOM",
-			"status": "To Receive and Bill",
-			"purchase_order_date": nowdate(),
+			"status": "To Bill",
+			"purchase_order_date": date_obj,
 			"purchase_order": po.name,
 			"supplier": "_Test Supplier",
 			"estimated_cost": 0.0,
-			"actual_cost": 1000,
-			"purchase_order_amt": 1000,
-			"purchase_order_amt_usd": 1000,
-			"expected_delivery_date": nowdate(),
-			"actual_delivery_date": nowdate()
+			"actual_cost": None,
+			"purchase_order_amt": 0.0,
+			"purchase_order_amt_in_company_currency": 0.0,
+			"expected_delivery_date": date_obj,
+			"actual_delivery_date": date_obj
 		}
 		length = len(report[1])
 		self.assertEqual(expected_data, report[1][length-1])
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