CRM-20585, Added unit test to check to and from entries in financial …

…trxn table for deferred revenue

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* CRM-20585: Correct the from and to accounts for deferred revenue transactions
  https://issues.civicrm.org/jira/browse/CRM-20585

tests/phpunit/CRM/Contribute/BAO/ContributionTest.php

@@ -1248,4 +1248,60 @@ public function testReplaceContributionTokens() {
       <p>Contribution Receive Date: May 11th, 2015</p></br>", $contributionDetails[$contactId2]['html'], "The html does not match");
   }
 
+  /**
+   * Test for contribution with deferred revenue.
+   */
+  public function testContributionWithDeferredRevenue() {
+    $contactId = $this->individualCreate();
+    Civi::settings()->set('deferred_revenue_enabled', TRUE);
+    $params = array(
+      'contact_id' => $contactId,
+      'receive_date' => '20120511',
+      'total_amount' => 100.00,
+      'financial_type_id' => 'Event Fee',
+      'trxn_id' => 12345,
+      'invoice_id' => 67890,
+      'source' => 'SSF',
+      'contribution_status_id' => 'Completed',
+      'revenue_recognition_date' => date('Ymd', strtotime("+3 month")),
+    );
+    $contribution = $this->callAPISuccess('contribution', 'create', $params);
+
+    $this->callAPISuccessGetCount('EntityFinancialTrxn', array(
+      'entity_table' => "civicrm_contribution",
+      'entity_id' => $contribution['id'],
+    ), 2);
+
+    $checkAgainst = array(
+      'financial_trxn_id.to_financial_account_id.name' => 'Deferred Revenue - Event Fee',
+      'financial_trxn_id.from_financial_account_id.name' => 'Event Fee',
+      'financial_trxn_id' => '2'
+    );
+    $result = $this->callAPISuccessGetSingle('EntityFinancialTrxn', array(
+      'return' => array(
+        "financial_trxn_id.from_financial_account_id.name",
+        "financial_trxn_id.to_financial_account_id.name",
+        "financial_trxn_id",
+      ),
+      'entity_table' => "civicrm_contribution",
+      'entity_id' => $contribution['id'],
+      'financial_trxn_id.is_payment' => 0,
+    ), $checkAgainst);
+
+    $result = $this->callAPISuccessGetSingle('EntityFinancialTrxn', array(
+      'entity_table' => "civicrm_financial_item",
+      'financial_trxn_id' => $result['financial_trxn_id'],
+      'return' => array('entity_id'),
+    ));
+
+    $checkAgainst = array(
+      'financial_account_id.name' => 'Deferred Revenue - Event Fee',
+      'id' => $result['entity_id'],
+    );
+    $result = $this->callAPISuccessGetSingle('FinancialItem', array(
+      'id' => $result['entity_id'],
+      'return' => array("financial_account_id.name"),
+    ), $checkAgainst);
+  }
+
 }