Updated Payment APIs

- Updated SDK Models to latest Payment APIs
- Updated Unit Tests

lib/PayPal/Api/InstallmentInfo.php

@@ -0,0 +1,144 @@
+<?php
+
+namespace PayPal\Api;
+
+use PayPal\Common\PayPalModel;
+
+/**
+ * Class InstallmentInfo
+ *
+ *  A resource representing installment information available for a transaction
+ *
+ * @package PayPal\Api
+ *
+ * @property string installment_id
+ * @property string network
+ * @property string issuer
+ * @property \PayPal\Api\InstallmentOption[] installment_options
+ */
+class InstallmentInfo extends PayPalModel
+{
+    /**
+     * Installment id.
+     *
+     * @param string $installment_id
+     * 
+     * @return $this
+     */
+    public function setInstallmentId($installment_id)
+    {
+        $this->installment_id = $installment_id;
+        return $this;
+    }
+
+    /**
+     * Installment id.
+     *
+     * @return string
+     */
+    public function getInstallmentId()
+    {
+        return $this->installment_id;
+    }
+
+    /**
+     * Credit card network.
+     * Valid Values: ["VISA", "MASTERCARD"]
+     *
+     * @param string $network
+     * 
+     * @return $this
+     */
+    public function setNetwork($network)
+    {
+        $this->network = $network;
+        return $this;
+    }
+
+    /**
+     * Credit card network.
+     *
+     * @return string
+     */
+    public function getNetwork()
+    {
+        return $this->network;
+    }
+
+    /**
+     * Credit card issuer.
+     *
+     * @param string $issuer
+     * 
+     * @return $this
+     */
+    public function setIssuer($issuer)
+    {
+        $this->issuer = $issuer;
+        return $this;
+    }
+
+    /**
+     * Credit card issuer.
+     *
+     * @return string
+     */
+    public function getIssuer()
+    {
+        return $this->issuer;
+    }
+
+    /**
+     * List of available installment options and the cost associated with each one.
+     *
+     * @param \PayPal\Api\InstallmentOption[] $installment_options
+     * 
+     * @return $this
+     */
+    public function setInstallmentOptions($installment_options)
+    {
+        $this->installment_options = $installment_options;
+        return $this;
+    }
+
+    /**
+     * List of available installment options and the cost associated with each one.
+     *
+     * @return \PayPal\Api\InstallmentOption[]
+     */
+    public function getInstallmentOptions()
+    {
+        return $this->installment_options;
+    }
+
+    /**
+     * Append InstallmentOptions to the list.
+     *
+     * @param \PayPal\Api\InstallmentOption $installmentOption
+     * @return $this
+     */
+    public function addInstallmentOption($installmentOption)
+    {
+        if (!$this->getInstallmentOptions()) {
+            return $this->setInstallmentOptions(array($installmentOption));
+        } else {
+            return $this->setInstallmentOptions(
+                array_merge($this->getInstallmentOptions(), array($installmentOption))
+            );
+        }
+    }
+
+    /**
+     * Remove InstallmentOptions from the list.
+     *
+     * @param \PayPal\Api\InstallmentOption $installmentOption
+     * @return $this
+     */
+    public function removeInstallmentOption($installmentOption)
+    {
+        return $this->setInstallmentOptions(
+            array_diff($this->getInstallmentOptions(), array($installmentOption))
+        );
+    }
+
+}