From 9b382590ee719a3aeaad11a91a1ff666c0da1a3a Mon Sep 17 00:00:00 2001
From: Adam Prickett <adam.prickett@journolink.com>
Date: Tue, 11 Feb 2020 14:40:40 +0000
Subject: [PATCH] [Console] Handle zero row count in appendRow() for Table

---
 .../Component/Console/Helper/Table.php        |  4 ++-
 .../Console/Tests/Helper/TableTest.php        | 32 +++++++++++++++++++
 2 files changed, 35 insertions(+), 1 deletion(-)

diff --git a/src/Symfony/Component/Console/Helper/Table.php b/src/Symfony/Component/Console/Helper/Table.php
index 24613bb9945f..e4a7423a1886 100644
--- a/src/Symfony/Component/Console/Helper/Table.php
+++ b/src/Symfony/Component/Console/Helper/Table.php
@@ -601,7 +601,9 @@ private function calculateRowCount(): int
             ++$numberOfRows; // Add row for header separator
         }
 
-        ++$numberOfRows; // Add row for footer separator
+        if (\count($this->rows) > 0) {
+            ++$numberOfRows; // Add row for footer separator
+        }
 
         return $numberOfRows;
     }
diff --git a/src/Symfony/Component/Console/Tests/Helper/TableTest.php b/src/Symfony/Component/Console/Tests/Helper/TableTest.php
index 124309dd5b02..c4acc3fbff9c 100644
--- a/src/Symfony/Component/Console/Tests/Helper/TableTest.php
+++ b/src/Symfony/Component/Console/Tests/Helper/TableTest.php
@@ -951,6 +951,38 @@ public function testAppendRowWithoutSectionOutput()
         $table->appendRow(['9971-5-0210-0', 'A Tale of Two Cities', 'Charles Dickens', '139.25']);
     }
 
+    public function testSectionOutputHandlesZeroRowsAfterRender()
+    {
+        $sections = [];
+        $stream = $this->getOutputStream(true);
+        $output = new ConsoleSectionOutput($stream->getStream(), $sections, $stream->getVerbosity(), $stream->isDecorated(), new OutputFormatter());
+        $output->writeln('My Table');
+        $table = new Table($output);
+        $table
+            ->setHeaders(['ISBN', 'Title', 'Author', 'Price'])
+            ->setRows([]);
+
+        $table->render();
+
+        $table->appendRow(['9971-5-0210-0', 'A Tale of Two Cities', 'Charles Dickens', '139.25']);
+
+        $expected =
+            <<<TABLE
+My Table
++------+-------+--------+-------+
+|\033[32m ISBN \033[39m|\033[32m Title \033[39m|\033[32m Author \033[39m|\033[32m Price \033[39m|
++------+-------+--------+-------+
+\x1b[3A\x1b[0J+---------------+----------------------+-----------------+--------+
+|\033[32m ISBN          \033[39m|\033[32m Title                \033[39m|\033[32m Author          \033[39m|\033[32m Price  \033[39m|
++---------------+----------------------+-----------------+--------+
+| 9971-5-0210-0 | A Tale of Two Cities | Charles Dickens | 139.25 |
++---------------+----------------------+-----------------+--------+
+
+TABLE;
+
+        $this->assertEquals($expected, $this->getOutputContent($output));
+    }
+
     public function testIsNotDefinedStyleException()
     {
         $this->expectException('Symfony\Component\Console\Exception\InvalidArgumentException');