Merge branch 'master' into custom-column-widths

# Conflicts:
#	src/Spout/Writer/ODS/Manager/WorksheetManager.php
#	src/Spout/Writer/XLSX/Manager/WorksheetManager.php

tests/Spout/Writer/ODS/SheetTest.php

@@ -90,7 +90,7 @@ class SheetTest extends TestCase
         $pathToContentFile = $resourcePath . '#content.xml';
         $xmlContents = file_get_contents('zip://' . $pathToContentFile);
 
-        $this->assertContains(' table:display="false"', $xmlContents, 'The sheet visibility should have been changed to "hidden"');
+        $this->assertStringContainsString(' table:display="false"', $xmlContents, 'The sheet visibility should have been changed to "hidden"');
     }
 
     public function testThrowsIfWorkbookIsNotInitialized()
@@ -285,6 +285,6 @@ class SheetTest extends TestCase
         $pathToWorkbookFile = $resourcePath . '#content.xml';
         $xmlContents = file_get_contents('zip://' . $pathToWorkbookFile);
 
-        $this->assertContains("table:name=\"$expectedName\"", $xmlContents, $message);
+        $this->assertStringContainsString("table:name=\"$expectedName\"", $xmlContents, $message);
     }
 }

tests/Spout/Writer/ODS/WriterPerfTest.php

@@ -88,7 +88,7 @@ class WriterPerfTest extends TestCase
         copy($pathToContentXmlFile, $tmpFile);
 
         // Get the last 200 characters
-        $lastCharacters = `tail -c 200 $tmpFile`;
+        $lastCharacters = shell_exec("tail -c 200 $tmpFile");
 
         // remove the temporary file
         unlink($tmpFile);

tests/Spout/Writer/ODS/WriterTest.php

@@ -547,7 +547,7 @@ class WriterTest extends TestCase
         $pathToContentFile = $resourcePath . '#content.xml';
         $xmlContents = file_get_contents('zip://' . $pathToContentFile);
 
-        $this->assertContains($value, $xmlContents, $message);
+        $this->assertStringContainsString($value, $xmlContents, $message);
     }
 
     /**
@@ -562,7 +562,7 @@ class WriterTest extends TestCase
         $sheetXmlAsString = $this->getSheetXmlNodeAsString($fileName, $sheetIndex);
         $valueAsXmlString = "<text:p>$value</text:p>";
 
-        $this->assertContains($valueAsXmlString, $sheetXmlAsString, $message);
+        $this->assertStringContainsString($valueAsXmlString, $sheetXmlAsString, $message);
     }
 
     /**
@@ -577,7 +577,7 @@ class WriterTest extends TestCase
         $sheetXmlAsString = $this->getSheetXmlNodeAsString($fileName, $sheetIndex);
         $valueAsXmlString = "<text:p>$value</text:p>";
 
-        $this->assertNotContains($valueAsXmlString, $sheetXmlAsString, $message);
+        $this->assertStringNotContainsString($valueAsXmlString, $sheetXmlAsString, $message);
     }
 
     /**

tests/Spout/Writer/ODS/WriterWithStyleTest.php

@@ -30,7 +30,7 @@ class WriterWithStyleTest extends TestCase
     /**
      * @return void
      */
-    public function setUp()
+    public function setUp() : void
     {
         $this->defaultStyle = (new StyleBuilder())->build();
     }