MAGETWO-33857: Tier Prices are displayed rounded up to 4 characters on "Bundle Product" Frontend details page

 - fixed

Author: Mike Weis

app/code/Magento/Bundle/Pricing/Price/TierPrice.php

@@ -7,6 +7,7 @@
 namespace Magento\Bundle\Pricing\Price;
 
 use Magento\Catalog\Pricing\Price\RegularPrice;
+use Magento\Framework\Pricing\Amount\AmountInterface;
 
 /**
  * Bundle tier prices model
@@ -89,4 +90,13 @@ public function isPercentageDiscount()
     {
         return true;
     }
+
+    /**
+     * @param AmountInterface $amount
+     * @return float
+     */
+    public function getSavePercent(AmountInterface $amount)
+    {
+        return round($amount->getBaseAmount());
+    }
 }

app/code/Magento/Bundle/Test/Unit/Pricing/Price/TierPriceTest.php

@@ -183,4 +183,28 @@ public function providerForGetterTierPriceList()
             ]
         ];
     }
+
+    /**
+     * @dataProvider providerForTestGetSavePercent
+     */
+    public function testGetSavePercent($baseAmount, $savePercent)
+    {
+        $amount = $this->getMockForAbstractClass('Magento\Framework\Pricing\Amount\AmountInterface');
+        $amount->expects($this->once())->method('getBaseAmount')->willReturn($baseAmount);
+
+        $this->assertEquals($savePercent, $this->model->getSavePercent($amount));
+    }
+
+    /**
+     * @return array
+     */
+    public function providerForTestGetSavePercent()
+    {
+        return [
+            'no fraction' => [10.0000, 10],
+            'lower half'  => [10.1234, 10],
+            'half way'    => [10.5000, 11],
+            'upper half'  => [10.6789, 11],
+        ];
+    }
 }

app/code/Magento/Bundle/view/base/templates/product/price/tier_prices.phtml

@@ -22,7 +22,7 @@ $tierPrices = $tierPriceModel->getTierPriceList();
                 <?php echo __(
                     'Buy %1 with %2 discount each',
                     $price['price_qty'],
-                    '<strong class="benefit">' . $price['price']->getBaseAmount() . '%</strong>'
+                    '<strong class="benefit">' . $tierPriceModel->getSavePercent($price['price']) . '%</strong>'
                 ); ?>
             </li>
         <?php endforeach; ?>