diff --git a/typo3/sysext/form/Tests/Unit/Mvc/Validation/DateRangeValidatorTest.php b/typo3/sysext/form/Tests/Unit/Mvc/Validation/DateRangeValidatorTest.php
index af517d9fab6f790cd804743bae0f764c8ba58e03..5ad2cc997c82adb4efcbd67127f0cfb8b384370b 100644
--- a/typo3/sysext/form/Tests/Unit/Mvc/Validation/DateRangeValidatorTest.php
+++ b/typo3/sysext/form/Tests/Unit/Mvc/Validation/DateRangeValidatorTest.php
@@ -126,7 +126,7 @@ class DateRangeValidatorTest extends UnitTestCase
     public function DateRangeValidatorReturnsFalseIfInputIsLowerThanMaximumOption()
     {
         $input = \DateTime::createFromFormat('Y-m-d', '2018-03-17');
-        $options = ['maximum' => '', 'maximum' => '2018-03-18'];
+        $options = ['maximum' => '2018-03-18'];
         $validator = $this->getMockBuilder(DateRangeValidator::class)
             ->setMethods(['translateErrorMessage'])
             ->setConstructorArgs([$options])
@@ -141,7 +141,7 @@ class DateRangeValidatorTest extends UnitTestCase
     public function DateRangeValidatorReturnsFalseIfInputIsEqualsMaximumOption()
     {
         $input = \DateTime::createFromFormat('Y-m-d', '2018-03-18');
-        $options = ['maximum' => '', 'maximum' => '2018-03-18'];
+        $options = ['maximum' => '2018-03-18'];
         $validator = $this->getMockBuilder(DateRangeValidator::class)
             ->setMethods(['translateErrorMessage'])
             ->setConstructorArgs([$options])
@@ -156,7 +156,7 @@ class DateRangeValidatorTest extends UnitTestCase
     public function DateRangeValidatorReturnsTrueIfInputIsGreaterThanMaximumOption()
     {
         $input = \DateTime::createFromFormat('Y-m-d', '2018-03-19');
-        $options = ['maximum' => '', 'maximum' => '2018-03-18'];
+        $options = ['maximum' => '2018-03-18'];
         $validator = $this->getMockBuilder(DateRangeValidator::class)
             ->setMethods(['translateErrorMessage'])
             ->setConstructorArgs([$options])
diff --git a/typo3/sysext/frontend/Tests/Unit/ContentObject/ContentObjectRendererTest.php b/typo3/sysext/frontend/Tests/Unit/ContentObject/ContentObjectRendererTest.php
index 1360d1190c40dcce07c83385cf257adf55aaad6d..568ee2144ba7d52d89b0ddc366b9a178f87a60f5 100644
--- a/typo3/sysext/frontend/Tests/Unit/ContentObject/ContentObjectRendererTest.php
+++ b/typo3/sysext/frontend/Tests/Unit/ContentObject/ContentObjectRendererTest.php
@@ -5786,7 +5786,6 @@ class ContentObjectRendererTest extends UnitTestCase
             'zero is not null' => [0, 0, $conf],
             'float zero is not null' => [0.0, 0.0, $conf],
             'false is not null' => [false, false, $conf],
-            'zero is not null' => [0, 0, $conf],
             'zero string is not null' => ['0', '0', $conf],
             'empty string is not null' => ['', '', $conf],
             'whitespace is not null' => ["\t" . '', "\t" . '', $conf],