fix: Loan Security name fetch
diff --git a/erpnext/loan_management/doctype/loan/test_loan.py b/erpnext/loan_management/doctype/loan/test_loan.py
index 2abd7d8..f3c9db6 100644
--- a/erpnext/loan_management/doctype/loan/test_loan.py
+++ b/erpnext/loan_management/doctype/loan/test_loan.py
@@ -321,7 +321,7 @@
 		self.assertEquals(sum(pledged_qty.values()), 0)
 
 		amounts = amounts = calculate_amounts(loan.name, add_days(last_date, 5))
-		self.assertTrue(amounts['pending_principal_amount'] < 0)
+		self.assertEqual(amounts['pending_principal_amount'], 0)
 		self.assertEquals(amounts['payable_principal_amount'], 0.0)
 		self.assertEqual(amounts['interest_amount'], 0)
 
@@ -473,7 +473,7 @@
 		self.assertEquals(loan.status, "Loan Closure Requested")
 
 		amounts = calculate_amounts(loan.name, add_days(last_date, 5))
-		self.assertTrue(amounts['pending_principal_amount'] < 0.0)
+		self.assertEqual(amounts['pending_principal_amount'], 0.0)
 
 	def test_partial_unaccrued_interest_payment(self):
 		pledge = [{
diff --git a/erpnext/loan_management/doctype/loan_security_price/loan_security_price.json b/erpnext/loan_management/doctype/loan_security_price/loan_security_price.json
index a55b482..b6e8763 100644
--- a/erpnext/loan_management/doctype/loan_security_price/loan_security_price.json
+++ b/erpnext/loan_management/doctype/loan_security_price/loan_security_price.json
@@ -7,6 +7,7 @@
  "engine": "InnoDB",
  "field_order": [
   "loan_security",
+  "loan_security_name",
   "loan_security_type",
   "column_break_2",
   "uom",
@@ -79,10 +80,18 @@
    "label": "Loan Security Type",
    "options": "Loan Security Type",
    "read_only": 1
+  },
+  {
+   "fetch_from": "loan_security.loan_security_name",
+   "fieldname": "loan_security_name",
+   "fieldtype": "Data",
+   "label": "Loan Security Name",
+   "read_only": 1
   }
  ],
+ "index_web_pages_for_search": 1,
  "links": [],
- "modified": "2020-06-11 03:41:33.900340",
+ "modified": "2021-01-17 07:41:49.598086",
  "modified_by": "Administrator",
  "module": "Loan Management",
  "name": "Loan Security Price",
diff --git a/erpnext/loan_management/doctype/pledge/pledge.json b/erpnext/loan_management/doctype/pledge/pledge.json
index 801e3a3..c23479c 100644
--- a/erpnext/loan_management/doctype/pledge/pledge.json
+++ b/erpnext/loan_management/doctype/pledge/pledge.json
@@ -6,6 +6,7 @@
  "engine": "InnoDB",
  "field_order": [
   "loan_security",
+  "loan_security_name",
   "loan_security_type",
   "loan_security_code",
   "uom",
@@ -85,11 +86,18 @@
    "label": "Post Haircut Amount",
    "options": "Company:company:default_currency",
    "read_only": 1
+  },
+  {
+   "fetch_from": "loan_security.loan_security_name",
+   "fieldname": "loan_security_name",
+   "fieldtype": "Data",
+   "label": "Loan Security Name",
+   "read_only": 1
   }
  ],
  "istable": 1,
  "links": [],
- "modified": "2020-11-05 10:07:15.424937",
+ "modified": "2021-01-17 07:41:12.452514",
  "modified_by": "Administrator",
  "module": "Loan Management",
  "name": "Pledge",
diff --git a/erpnext/loan_management/doctype/proposed_pledge/proposed_pledge.json b/erpnext/loan_management/doctype/proposed_pledge/proposed_pledge.json
index 3e7e778..a0b3a79 100644
--- a/erpnext/loan_management/doctype/proposed_pledge/proposed_pledge.json
+++ b/erpnext/loan_management/doctype/proposed_pledge/proposed_pledge.json
@@ -6,6 +6,7 @@
  "engine": "InnoDB",
  "field_order": [
   "loan_security",
+  "loan_security_name",
   "qty",
   "loan_security_price",
   "amount",
@@ -56,12 +57,19 @@
    "label": "Post Haircut Amount",
    "options": "Company:company:default_currency",
    "read_only": 1
+  },
+  {
+   "fetch_from": "loan_security.loan_security_name",
+   "fieldname": "loan_security_name",
+   "fieldtype": "Data",
+   "label": "Loan Security Name",
+   "read_only": 1
   }
  ],
  "index_web_pages_for_search": 1,
  "istable": 1,
  "links": [],
- "modified": "2020-11-05 10:07:37.542344",
+ "modified": "2021-01-17 07:29:01.671722",
  "modified_by": "Administrator",
  "module": "Loan Management",
  "name": "Proposed Pledge",
diff --git a/erpnext/loan_management/doctype/unpledge/unpledge.json b/erpnext/loan_management/doctype/unpledge/unpledge.json
index 0035668..0091e6c 100644
--- a/erpnext/loan_management/doctype/unpledge/unpledge.json
+++ b/erpnext/loan_management/doctype/unpledge/unpledge.json
@@ -6,6 +6,7 @@
  "engine": "InnoDB",
  "field_order": [
   "loan_security",
+  "loan_security_name",
   "loan_security_type",
   "loan_security_code",
   "haircut",
@@ -61,12 +62,19 @@
    "fieldtype": "Percent",
    "label": "Haircut",
    "read_only": 1
+  },
+  {
+   "fetch_from": "loan_security.loan_security_name",
+   "fieldname": "loan_security_name",
+   "fieldtype": "Data",
+   "label": "Loan Security Name",
+   "read_only": 1
   }
  ],
  "index_web_pages_for_search": 1,
  "istable": 1,
  "links": [],
- "modified": "2020-11-05 10:07:28.106961",
+ "modified": "2021-01-17 07:36:20.212342",
  "modified_by": "Administrator",
  "module": "Loan Management",
  "name": "Unpledge",