Add bank transaction spec

spec/models/bank_transaction_spec.rb

@@ -0,0 +1,71 @@
+require 'rails_helper'
+
+describe BankTransaction do
+  it { should belong_to(:bank_statement) }
+  it { should have_one(:account_activity) }
+
+  context 'with invalid attribute' do
+    before :all do
+      @bank_transaction = BankTransaction.new
+    end
+
+    it 'should not be valid' do
+      @bank_transaction.valid?
+      @bank_transaction.errors.full_messages.should match_array([
+      ])
+    end
+
+    it 'should not have any versions' do
+      @bank_transaction.versions.should == []
+    end
+  end
+
+  context 'with valid attributes' do
+    before :all do
+      @bank_transaction = Fabricate(:bank_transaction)
+      Fabricate(:eis)
+    end
+
+    it 'should be valid' do
+      @bank_transaction.valid?
+      @bank_transaction.errors.full_messages.should match_array([])
+    end
+
+    it 'should be valid twice' do
+      @bank_transaction = Fabricate(:bank_statement)
+      @bank_transaction.valid?
+      @bank_transaction.errors.full_messages.should match_array([])
+    end
+
+    it 'should bind transaction with invoice manually' do
+      r = Fabricate(:registrar_with_no_account_activities, reference_no: 'RF7086666663')
+      invoice = r.issue_prepayment_invoice(200, 'add some money')
+
+      bt = Fabricate(:bank_transaction, { sum: 240 })
+      bt.bind_invoice(invoice.id)
+
+      invoice.receipt_date.should_not be_blank
+      r.cash_account.balance.should == 240.0
+    end
+
+    it 'should not bind transaction with mismatching sums' do
+      r = Fabricate(:registrar_with_no_account_activities, reference_no: 'RF7086666663')
+      invoice = r.issue_prepayment_invoice(200, 'add some money')
+
+      bt = Fabricate(:bank_transaction, { sum: 10 })
+      bt.bind_invoice(invoice.id)
+
+      bt.errors.full_messages.should match_array(["Invoice and transaction sums do not match"])
+    end
+
+    it 'should have one version' do
+      with_versioning do
+        @bank_transaction.versions.should == []
+        @bank_transaction.bank_reference = '123'
+        @bank_transaction.save
+        @bank_transaction.errors.full_messages.should match_array([])
+        @bank_transaction.versions.size.should == 1
+      end
+    end
+  end
+end