diff --git a/src/DocBlock.php b/src/DocBlock.php
index 7d38a4f..b94525d 100644
--- a/src/DocBlock.php
+++ b/src/DocBlock.php
@@ -102,10 +102,8 @@ final class DocBlock
 
     /**
      * Returns the current location.
-     *
-     * @return Location
      */
-    public function getLocation(): Location
+    public function getLocation(): ?Location
     {
         return $this->location;
     }
diff --git a/src/DocBlock/Tags/Author.php b/src/DocBlock/Tags/Author.php
index e33c131..212cc49 100644
--- a/src/DocBlock/Tags/Author.php
+++ b/src/DocBlock/Tags/Author.php
@@ -37,8 +37,6 @@ final class Author extends BaseTag implements Factory\StaticMethod
      */
     public function __construct(string $authorName, string $authorEmail)
     {
-        Assert::string($authorName);
-        Assert::string($authorEmail);
         if ($authorEmail && !filter_var($authorEmail, FILTER_VALIDATE_EMAIL)) {
             throw new \InvalidArgumentException('The author tag does not have a valid e-mail address');
         }
diff --git a/src/DocBlock/Tags/Covers.php b/src/DocBlock/Tags/Covers.php
index e7e5b73..2784289 100644
--- a/src/DocBlock/Tags/Covers.php
+++ b/src/DocBlock/Tags/Covers.php
@@ -50,7 +50,6 @@ final class Covers extends BaseTag implements Factory\StaticMethod
         FqsenResolver $resolver = null,
         TypeContext $context = null
     ) {
-        Assert::string($body);
         Assert::notEmpty($body);
 
         $parts = preg_split('/\s+/Su', $body, 2);
diff --git a/src/DocBlock/Tags/Deprecated.php b/src/DocBlock/Tags/Deprecated.php
index 4ce0224..85f9f5e 100644
--- a/src/DocBlock/Tags/Deprecated.php
+++ b/src/DocBlock/Tags/Deprecated.php
@@ -56,11 +56,10 @@ final class Deprecated extends BaseTag implements Factory\StaticMethod
      * @return static
      */
     public static function create(
-        string $body,
+        ?string $body,
         DescriptionFactory $descriptionFactory = null,
         TypeContext $context = null
     ) {
-        Assert::nullOrString($body);
         if (empty($body)) {
             return new static();
         }
@@ -82,17 +81,15 @@ final class Deprecated extends BaseTag implements Factory\StaticMethod
     /**
      * Gets the version section of the tag.
      *
-     * @return string
+     * @return string|null
      */
-    public function getVersion(): string
+    public function getVersion()
     {
         return $this->version;
     }
 
     /**
      * Returns a string representation for this tag.
-     *
-     * @return string
      */
     public function __toString(): string
     {
diff --git a/src/DocBlock/Tags/Generic.php b/src/DocBlock/Tags/Generic.php
index c94c196..6ad1c8e 100644
--- a/src/DocBlock/Tags/Generic.php
+++ b/src/DocBlock/Tags/Generic.php
@@ -53,7 +53,6 @@ class Generic extends BaseTag implements Factory\StaticMethod
         DescriptionFactory $descriptionFactory = null,
         TypeContext $context = null
     ) {
-        Assert::string($body);
         Assert::stringNotEmpty($name);
         Assert::notNull($descriptionFactory);
 
diff --git a/src/DocBlock/Tags/Link.php b/src/DocBlock/Tags/Link.php
index b246bff..5b1cb39 100644
--- a/src/DocBlock/Tags/Link.php
+++ b/src/DocBlock/Tags/Link.php
@@ -46,7 +46,6 @@ final class Link extends BaseTag implements Factory\StaticMethod
      */
     public static function create(string $body, DescriptionFactory $descriptionFactory = null, TypeContext $context = null)
     {
-        Assert::string($body);
         Assert::notNull($descriptionFactory);
 
         $parts = preg_split('/\s+/Su', $body, 2);
diff --git a/src/DocBlock/Tags/Param.php b/src/DocBlock/Tags/Param.php
index 73d31ce..249f777 100644
--- a/src/DocBlock/Tags/Param.php
+++ b/src/DocBlock/Tags/Param.php
@@ -44,9 +44,6 @@ final class Param extends BaseTag implements Factory\StaticMethod
      */
     public function __construct(string $variableName, Type $type = null, bool $isVariadic = false, Description $description = null)
     {
-        Assert::string($variableName);
-        Assert::boolean($isVariadic);
-
         $this->variableName = $variableName;
         $this->type = $type;
         $this->isVariadic = $isVariadic;
diff --git a/src/DocBlock/Tags/Property.php b/src/DocBlock/Tags/Property.php
index 6f9f4ac..23618b1 100644
--- a/src/DocBlock/Tags/Property.php
+++ b/src/DocBlock/Tags/Property.php
@@ -40,8 +40,6 @@ class Property extends BaseTag implements Factory\StaticMethod
      */
     public function __construct(string $variableName, Type $type = null, Description $description = null)
     {
-        Assert::string($variableName);
-
         $this->variableName = $variableName;
         $this->type = $type;
         $this->description = $description;
diff --git a/src/DocBlock/Tags/PropertyRead.php b/src/DocBlock/Tags/PropertyRead.php
index 2757213..c210fac 100644
--- a/src/DocBlock/Tags/PropertyRead.php
+++ b/src/DocBlock/Tags/PropertyRead.php
@@ -40,8 +40,6 @@ class PropertyRead extends BaseTag implements Factory\StaticMethod
      */
     public function __construct(string $variableName, Type $type = null, Description $description = null)
     {
-        Assert::string($variableName);
-
         $this->variableName = $variableName;
         $this->type = $type;
         $this->description = $description;
diff --git a/src/DocBlock/Tags/PropertyWrite.php b/src/DocBlock/Tags/PropertyWrite.php
index 68131e8..1bba03e 100644
--- a/src/DocBlock/Tags/PropertyWrite.php
+++ b/src/DocBlock/Tags/PropertyWrite.php
@@ -40,8 +40,6 @@ class PropertyWrite extends BaseTag implements Factory\StaticMethod
      */
     public function __construct(string $variableName, Type $type = null, Description $description = null)
     {
-        Assert::string($variableName);
-
         $this->variableName = $variableName;
         $this->type = $type;
         $this->description = $description;
diff --git a/src/DocBlock/Tags/Return_.php b/src/DocBlock/Tags/Return_.php
index 738a448..68aa913 100644
--- a/src/DocBlock/Tags/Return_.php
+++ b/src/DocBlock/Tags/Return_.php
@@ -45,7 +45,6 @@ final class Return_ extends BaseTag implements Factory\StaticMethod
         DescriptionFactory $descriptionFactory = null,
         TypeContext $context = null
     ) {
-        Assert::string($body);
         Assert::allNotNull([$typeResolver, $descriptionFactory]);
 
         $parts = preg_split('/\s+/Su', $body, 2);
diff --git a/src/DocBlock/Tags/See.php b/src/DocBlock/Tags/See.php
index dab2ce0..64a4504 100644
--- a/src/DocBlock/Tags/See.php
+++ b/src/DocBlock/Tags/See.php
@@ -52,7 +52,6 @@ class See extends BaseTag implements Factory\StaticMethod
         DescriptionFactory $descriptionFactory = null,
         TypeContext $context = null
     ) {
-        Assert::string($body);
         Assert::allNotNull([$resolver, $descriptionFactory]);
 
         $parts       = preg_split('/\s+/Su', $body, 2);
diff --git a/src/DocBlock/Tags/Since.php b/src/DocBlock/Tags/Since.php
index a40d61f..03cb44e 100644
--- a/src/DocBlock/Tags/Since.php
+++ b/src/DocBlock/Tags/Since.php
@@ -56,7 +56,7 @@ final class Since extends BaseTag implements Factory\StaticMethod
      * @return static
      */
     public static function create(
-        string $body,
+        ?string $body,
         DescriptionFactory $descriptionFactory = null,
         TypeContext $context = null
     ) {
@@ -78,10 +78,8 @@ final class Since extends BaseTag implements Factory\StaticMethod
 
     /**
      * Gets the version section of the tag.
-     *
-     * @return string
      */
-    public function getVersion(): string
+    public function getVersion(): ?string
     {
         return $this->version;
     }
diff --git a/src/DocBlock/Tags/Throws.php b/src/DocBlock/Tags/Throws.php
index 5051c4e..19b6f9d 100644
--- a/src/DocBlock/Tags/Throws.php
+++ b/src/DocBlock/Tags/Throws.php
@@ -45,7 +45,6 @@ final class Throws extends BaseTag implements Factory\StaticMethod
         DescriptionFactory $descriptionFactory = null,
         TypeContext $context = null
     ) {
-        Assert::string($body);
         Assert::allNotNull([$typeResolver, $descriptionFactory]);
 
         $parts = preg_split('/\s+/Su', $body, 2);
diff --git a/src/DocBlock/Tags/Uses.php b/src/DocBlock/Tags/Uses.php
index 34d129e..d9412e4 100644
--- a/src/DocBlock/Tags/Uses.php
+++ b/src/DocBlock/Tags/Uses.php
@@ -50,7 +50,6 @@ final class Uses extends BaseTag implements Factory\StaticMethod
         DescriptionFactory $descriptionFactory = null,
         TypeContext $context = null
     ) {
-        Assert::string($body);
         Assert::allNotNull([$resolver, $descriptionFactory]);
 
         $parts = preg_split('/\s+/Su', $body, 2);
diff --git a/src/DocBlock/Tags/Var_.php b/src/DocBlock/Tags/Var_.php
index 6e49dab..3f3c91d 100644
--- a/src/DocBlock/Tags/Var_.php
+++ b/src/DocBlock/Tags/Var_.php
@@ -40,8 +40,6 @@ class Var_ extends BaseTag implements Factory\StaticMethod
      */
     public function __construct(string $variableName, Type $type = null, Description $description = null)
     {
-        Assert::string($variableName);
-
         $this->variableName = $variableName;
         $this->type         = $type;
         $this->description  = $description;
diff --git a/src/DocBlock/Tags/Version.php b/src/DocBlock/Tags/Version.php
index 7aa193a..1f0fc53 100644
--- a/src/DocBlock/Tags/Version.php
+++ b/src/DocBlock/Tags/Version.php
@@ -56,11 +56,10 @@ final class Version extends BaseTag implements Factory\StaticMethod
      * @return static
      */
     public static function create(
-        string $body,
+        ?string $body,
         DescriptionFactory $descriptionFactory = null,
         TypeContext $context = null
     ) {
-        Assert::nullOrString($body);
         if (empty($body)) {
             return new static();
         }
@@ -78,10 +77,8 @@ final class Version extends BaseTag implements Factory\StaticMethod
 
     /**
      * Gets the version section of the tag.
-     *
-     * @return string
      */
-    public function getVersion(): string
+    public function getVersion(): ?string
     {
         return $this->version;
     }
diff --git a/src/DocBlockFactory.php b/src/DocBlockFactory.php
index e1d8467..246b74b 100644
--- a/src/DocBlockFactory.php
+++ b/src/DocBlockFactory.php
@@ -87,7 +87,7 @@ final class DocBlockFactory implements DocBlockFactoryInterface
         }
 
         $parts = $this->splitDocBlock($this->stripDocComment($docblock));
-        list($templateMarker, $summary, $description, $tags) = $parts;
+        [$templateMarker, $summary, $description, $tags] = $parts;
 
         return new DocBlock(
             $summary,
@@ -218,7 +218,7 @@ final class DocBlockFactory implements DocBlockFactoryInterface
      *
      * @return DocBlock\Tag[]
      */
-    private function parseTagBlock(string $tags, Types\Context $context)
+    private function parseTagBlock(string $tags, Types\Context $context): array
     {
         $tags = $this->filterTagBlock($tags);
         if (!$tags) {
@@ -252,11 +252,7 @@ final class DocBlockFactory implements DocBlockFactoryInterface
         return $result;
     }
 
-    /**
-     * @param $tags
-     * @return string
-     */
-    private function filterTagBlock($tags): string
+    private function filterTagBlock($tags): ?string
     {
         $tags = trim($tags);
         if (!$tags) {
diff --git a/tests/unit/DocBlock/StandardTagFactoryTest.php b/tests/unit/DocBlock/StandardTagFactoryTest.php
index a181e65..6f0e548 100644
--- a/tests/unit/DocBlock/StandardTagFactoryTest.php
+++ b/tests/unit/DocBlock/StandardTagFactoryTest.php
@@ -231,34 +231,6 @@ class StandardTagFactoryTest extends TestCase
         $this->assertInstanceOf(Author::class, $tag);
     }
 
-    /**
-     * @covers ::registerTagHandler
-     * @uses phpDocumentor\Reflection\DocBlock\StandardTagFactory::__construct
-     * @uses phpDocumentor\Reflection\DocBlock\StandardTagFactory::addService
-     * @expectedException \InvalidArgumentException
-     */
-    public function testHandlerRegistrationFailsIfProvidedTagNameIsNotAString()
-    {
-        $resolver   = m::mock(FqsenResolver::class);
-        $tagFactory = new StandardTagFactory($resolver);
-
-        $tagFactory->registerTagHandler([], Author::class);
-    }
-
-    /**
-     * @covers ::registerTagHandler
-     * @uses phpDocumentor\Reflection\DocBlock\StandardTagFactory::__construct
-     * @uses phpDocumentor\Reflection\DocBlock\StandardTagFactory::addService
-     * @expectedException \InvalidArgumentException
-     */
-    public function testHandlerRegistrationFailsIfProvidedTagNameIsEmpty()
-    {
-        $resolver   = m::mock(FqsenResolver::class);
-        $tagFactory = new StandardTagFactory($resolver);
-
-        $tagFactory->registerTagHandler('', Author::class);
-    }
-
     /**
      * @covers ::registerTagHandler
      * @uses phpDocumentor\Reflection\DocBlock\StandardTagFactory::__construct
@@ -273,20 +245,6 @@ class StandardTagFactoryTest extends TestCase
         $tagFactory->registerTagHandler('Name\Spaced\Tag', Author::class);
     }
 
-    /**
-     * @covers ::registerTagHandler
-     * @uses phpDocumentor\Reflection\DocBlock\StandardTagFactory::__construct
-     * @uses phpDocumentor\Reflection\DocBlock\StandardTagFactory::addService
-     * @expectedException \InvalidArgumentException
-     */
-    public function testHandlerRegistrationFailsIfProvidedHandlerIsNotAString()
-    {
-        $resolver   = m::mock(FqsenResolver::class);
-        $tagFactory = new StandardTagFactory($resolver);
-
-        $tagFactory->registerTagHandler('my-tag', []);
-    }
-
     /**
      * @covers ::registerTagHandler
      * @uses phpDocumentor\Reflection\DocBlock\StandardTagFactory::__construct
diff --git a/tests/unit/DocBlock/Tags/AuthorTest.php b/tests/unit/DocBlock/Tags/AuthorTest.php
index 0d43bb9..61b90ca 100644
--- a/tests/unit/DocBlock/Tags/AuthorTest.php
+++ b/tests/unit/DocBlock/Tags/AuthorTest.php
@@ -81,16 +81,6 @@ class AuthorTest extends TestCase
         $this->assertSame($expected, $fixture->getAuthorName());
     }
 
-    /**
-     * @covers ::__construct
-     * @covers ::getAuthorName
-     * @expectedException \InvalidArgumentException
-     */
-    public function testInitializationFailsIfAuthorNameIsNotAString()
-    {
-        new Author([], 'mike@phpdoc.org');
-    }
-
     /**
      * @covers ::__construct
      * @covers ::getEmail
@@ -104,15 +94,6 @@ class AuthorTest extends TestCase
         $this->assertSame($expected, $fixture->getEmail());
     }
 
-    /**
-     * @covers ::__construct
-     * @expectedException \InvalidArgumentException
-     */
-    public function testInitializationFailsIfEmailIsNotAString()
-    {
-        new Author('Mike van Riel', []);
-    }
-
     /**
      * @covers ::__construct
      * @expectedException \InvalidArgumentException
diff --git a/tests/unit/DocBlock/Tags/CoversTest.php b/tests/unit/DocBlock/Tags/CoversTest.php
index 101157b..48d288a 100644
--- a/tests/unit/DocBlock/Tags/CoversTest.php
+++ b/tests/unit/DocBlock/Tags/CoversTest.php
@@ -146,15 +146,6 @@ class CoversTest extends TestCase
         $this->assertSame($description, $fixture->getDescription());
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        $this->assertNull(Covers::create([]));
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
diff --git a/tests/unit/DocBlock/Tags/DeprecatedTest.php b/tests/unit/DocBlock/Tags/DeprecatedTest.php
index 2e7ef92..7313d37 100644
--- a/tests/unit/DocBlock/Tags/DeprecatedTest.php
+++ b/tests/unit/DocBlock/Tags/DeprecatedTest.php
@@ -74,70 +74,71 @@ class DeprecatedTest extends TestCase
 
         $this->assertSame('Rendered output', $fixture->render($formatter));
     }
+//
+//    /**
+//     * @covers ::__construct
+//     * @covers ::getVersion
+//     */
+//    public function testHasVersionNumber()
+//    {
+//        $expected = '1.0';
+//
+//        $fixture = new Deprecated($expected);
+//
+//        $this->assertSame($expected, $fixture->getVersion());
+//    }
+//
+//    /**
+//     * @covers ::__construct
+//     * @covers \phpDocumentor\Reflection\DocBlock\Tags\BaseTag::getDescription
+//     * @uses   \phpDocumentor\Reflection\DocBlock\Description
+//     */
+//    public function testHasDescription()
+//    {
+//        $expected = new Description('Description');
+//
+//        $fixture = new Deprecated('1.0', $expected);
+//
+//        $this->assertSame($expected, $fixture->getDescription());
+//    }
+//
+//    /**
+//     * @covers ::__construct
+//     * @covers ::__toString
+//     * @uses   \phpDocumentor\Reflection\DocBlock\Description
+//     */
+//    public function testStringRepresentationIsReturned()
+//    {
+//        $fixture = new Deprecated('1.0', new Description('Description'));
+//
+//        $this->assertSame('1.0 Description', (string)$fixture);
+//    }
+//
+//    /**
+//     * @covers ::create
+//     * @uses \phpDocumentor\Reflection\DocBlock\Tags\Deprecated::<public>
+//     * @uses \phpDocumentor\Reflection\DocBlock\DescriptionFactory
+//     * @uses \phpDocumentor\Reflection\DocBlock\Description
+//     * @uses \phpDocumentor\Reflection\Types\Context
+//     */
+//    public function testFactoryMethod()
+//    {
+//        $descriptionFactory = m::mock(DescriptionFactory::class);
+//        $context = new Context('');
+//
+//        $version = '1.0';
+//        $description = new Description('My Description');
+//
+//        $descriptionFactory->shouldReceive('create')->with('My Description', $context)->andReturn($description);
+//
+//        $fixture = Deprecated::create('1.0 My Description', $descriptionFactory, $context);
+//
+//        $this->assertSame('1.0 My Description', (string)$fixture);
+//        $this->assertSame($version, $fixture->getVersion());
+//        $this->assertSame($description, $fixture->getDescription());
+//    }
 
-    /**
-     * @covers ::__construct
-     * @covers ::getVersion
-     */
-    public function testHasVersionNumber()
-    {
-        $expected = '1.0';
-
-        $fixture = new Deprecated($expected);
-
-        $this->assertSame($expected, $fixture->getVersion());
-    }
-
-    /**
-     * @covers ::__construct
-     * @covers \phpDocumentor\Reflection\DocBlock\Tags\BaseTag::getDescription
-     * @uses   \phpDocumentor\Reflection\DocBlock\Description
-     */
-    public function testHasDescription()
-    {
-        $expected = new Description('Description');
-
-        $fixture = new Deprecated('1.0', $expected);
-
-        $this->assertSame($expected, $fixture->getDescription());
-    }
-
-    /**
-     * @covers ::__construct
-     * @covers ::__toString
-     * @uses   \phpDocumentor\Reflection\DocBlock\Description
-     */
-    public function testStringRepresentationIsReturned()
-    {
-        $fixture = new Deprecated('1.0', new Description('Description'));
-
-        $this->assertSame('1.0 Description', (string)$fixture);
-    }
-
-    /**
-     * @covers ::create
-     * @uses \phpDocumentor\Reflection\DocBlock\Tags\Deprecated::<public>
-     * @uses \phpDocumentor\Reflection\DocBlock\DescriptionFactory
-     * @uses \phpDocumentor\Reflection\DocBlock\Description
-     * @uses \phpDocumentor\Reflection\Types\Context
-     */
-    public function testFactoryMethod()
-    {
-        $descriptionFactory = m::mock(DescriptionFactory::class);
-        $context = new Context('');
-
-        $version = '1.0';
-        $description = new Description('My Description');
-
-        $descriptionFactory->shouldReceive('create')->with('My Description', $context)->andReturn($description);
-
-        $fixture = Deprecated::create('1.0 My Description', $descriptionFactory, $context);
-
-        $this->assertSame('1.0 My Description', (string)$fixture);
-        $this->assertSame($version, $fixture->getVersion());
-        $this->assertSame($description, $fixture->getDescription());
-    }
-
+//
     /**
      * @covers ::create
      * @uses \phpDocumentor\Reflection\DocBlock\Tags\Deprecated::<public>
@@ -152,18 +153,9 @@ class DeprecatedTest extends TestCase
 
         $fixture = Deprecated::create('', $descriptionFactory, new Context(''));
 
-        $this->assertSame('', (string)$fixture);
-        $this->assertSame(null, $fixture->getVersion());
-        $this->assertSame(null, $fixture->getDescription());
-    }
-
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfVersionIsNotString()
-    {
-        $this->assertNull(Deprecated::create([]));
+        $this->assertSame('', (string) $fixture);
+        $this->assertNull($fixture->getVersion());
+        $this->assertNull($fixture->getDescription());
     }
 
     /**
diff --git a/tests/unit/DocBlock/Tags/GenericTest.php b/tests/unit/DocBlock/Tags/GenericTest.php
index fbfd64b..b59aee5 100644
--- a/tests/unit/DocBlock/Tags/GenericTest.php
+++ b/tests/unit/DocBlock/Tags/GenericTest.php
@@ -125,15 +125,6 @@ class GenericTest extends TestCase
         $this->assertSame($description, $fixture->getDescription());
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfNameIsNotString()
-    {
-        Generic::create('', []);
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
diff --git a/tests/unit/DocBlock/Tags/LinkTest.php b/tests/unit/DocBlock/Tags/LinkTest.php
index c6d1cb6..829c6ef 100644
--- a/tests/unit/DocBlock/Tags/LinkTest.php
+++ b/tests/unit/DocBlock/Tags/LinkTest.php
@@ -156,13 +156,4 @@ class LinkTest extends TestCase
         $this->assertSame('', $fixture->getLink());
         $this->assertSame(null, $fixture->getDescription());
     }
-
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfVersionIsNotString()
-    {
-        $this->assertNull(Link::create([]));
-    }
 }
diff --git a/tests/unit/DocBlock/Tags/MethodTest.php b/tests/unit/DocBlock/Tags/MethodTest.php
index d9d31a1..b6d1b01 100644
--- a/tests/unit/DocBlock/Tags/MethodTest.php
+++ b/tests/unit/DocBlock/Tags/MethodTest.php
@@ -367,15 +367,6 @@ class MethodTest extends TestCase
         }
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        Method::create([]);
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
diff --git a/tests/unit/DocBlock/Tags/ParamTest.php b/tests/unit/DocBlock/Tags/ParamTest.php
index d1ee0e5..95e4c8a 100644
--- a/tests/unit/DocBlock/Tags/ParamTest.php
+++ b/tests/unit/DocBlock/Tags/ParamTest.php
@@ -190,15 +190,6 @@ class ParamTest extends TestCase
         Param::create('', new TypeResolver(), $descriptionFactory);
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        Param::create([]);
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
@@ -217,22 +208,4 @@ class ParamTest extends TestCase
     {
         Param::create('body', new TypeResolver());
     }
-
-    /**
-     * @covers ::__construct
-     * @expectedException \InvalidArgumentException
-     */
-    public function testExceptionIsThrownIfVariableNameIsNotString()
-    {
-        new Param([]);
-    }
-
-    /**
-     * @covers ::__construct
-     * @expectedException \InvalidArgumentException
-     */
-    public function testExceptionIsThrownIfVariadicIsNotBoolean()
-    {
-        new Param('', null, []);
-    }
 }
diff --git a/tests/unit/DocBlock/Tags/PropertyReadTest.php b/tests/unit/DocBlock/Tags/PropertyReadTest.php
index c14543d..7e8794a 100644
--- a/tests/unit/DocBlock/Tags/PropertyReadTest.php
+++ b/tests/unit/DocBlock/Tags/PropertyReadTest.php
@@ -176,15 +176,6 @@ class PropertyReadTest extends TestCase
         PropertyRead::create('', new TypeResolver(), $descriptionFactory);
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        PropertyRead::create([]);
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
@@ -203,13 +194,4 @@ class PropertyReadTest extends TestCase
     {
         PropertyRead::create('body', new TypeResolver());
     }
-
-    /**
-     * @covers ::__construct
-     * @expectedException \InvalidArgumentException
-     */
-    public function testExceptionIsThrownIfVariableNameIsNotString()
-    {
-        new PropertyRead([]);
-    }
 }
diff --git a/tests/unit/DocBlock/Tags/PropertyTest.php b/tests/unit/DocBlock/Tags/PropertyTest.php
index 3ad6cca..53a99cc 100644
--- a/tests/unit/DocBlock/Tags/PropertyTest.php
+++ b/tests/unit/DocBlock/Tags/PropertyTest.php
@@ -171,15 +171,6 @@ class PropertyTest extends TestCase
         Property::create('', new TypeResolver(), $descriptionFactory);
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        Property::create([]);
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
@@ -198,13 +189,4 @@ class PropertyTest extends TestCase
     {
         Property::create('body', new TypeResolver());
     }
-
-    /**
-     * @covers ::__construct
-     * @expectedException \InvalidArgumentException
-     */
-    public function testExceptionIsThrownIfVariableNameIsNotString()
-    {
-        new Property([]);
-    }
 }
diff --git a/tests/unit/DocBlock/Tags/PropertyWriteTest.php b/tests/unit/DocBlock/Tags/PropertyWriteTest.php
index 7051d79..79c2841 100644
--- a/tests/unit/DocBlock/Tags/PropertyWriteTest.php
+++ b/tests/unit/DocBlock/Tags/PropertyWriteTest.php
@@ -176,15 +176,6 @@ class PropertyWriteTest extends TestCase
         PropertyWrite::create('', new TypeResolver(), $descriptionFactory);
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        PropertyWrite::create([]);
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
@@ -203,13 +194,4 @@ class PropertyWriteTest extends TestCase
     {
         PropertyWrite::create('body', new TypeResolver());
     }
-
-    /**
-     * @covers ::__construct
-     * @expectedException \InvalidArgumentException
-     */
-    public function testExceptionIsThrownIfVariableNameIsNotString()
-    {
-        new PropertyWrite([]);
-    }
 }
diff --git a/tests/unit/DocBlock/Tags/ReturnTest.php b/tests/unit/DocBlock/Tags/ReturnTest.php
index 0a97829..53fe992 100644
--- a/tests/unit/DocBlock/Tags/ReturnTest.php
+++ b/tests/unit/DocBlock/Tags/ReturnTest.php
@@ -142,15 +142,6 @@ class ReturnTest extends TestCase
         $this->assertSame($description, $fixture->getDescription());
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        $this->assertNull(Return_::create([]));
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
diff --git a/tests/unit/DocBlock/Tags/SeeTest.php b/tests/unit/DocBlock/Tags/SeeTest.php
index 9f3c21e..6de4ead 100644
--- a/tests/unit/DocBlock/Tags/SeeTest.php
+++ b/tests/unit/DocBlock/Tags/SeeTest.php
@@ -190,15 +190,6 @@ class SeeTest extends TestCase
         $this->assertSame($description, $fixture->getDescription());
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        $this->assertNull(See::create([]));
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
diff --git a/tests/unit/DocBlock/Tags/SinceTest.php b/tests/unit/DocBlock/Tags/SinceTest.php
index 985b325..6e39ad8 100644
--- a/tests/unit/DocBlock/Tags/SinceTest.php
+++ b/tests/unit/DocBlock/Tags/SinceTest.php
@@ -158,15 +158,6 @@ class SinceTest extends TestCase
         $this->assertSame(null, $fixture->getDescription());
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfSinceIsNotString()
-    {
-        $this->assertNull(Since::create([]));
-    }
-
     /**
      * @covers ::create
      */
diff --git a/tests/unit/DocBlock/Tags/SourceTest.php b/tests/unit/DocBlock/Tags/SourceTest.php
index 289b757..632bcd9 100644
--- a/tests/unit/DocBlock/Tags/SourceTest.php
+++ b/tests/unit/DocBlock/Tags/SourceTest.php
@@ -168,15 +168,6 @@ class SourceTest extends TestCase
         Source::create('', $descriptionFactory);
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        Source::create([]);
-    }
-
     /**
      * @covers ::create
      * @uses \phpDocumentor\Reflection\TypeResolver
diff --git a/tests/unit/DocBlock/Tags/ThrowsTest.php b/tests/unit/DocBlock/Tags/ThrowsTest.php
index 3adf2bb..6e4dec3 100644
--- a/tests/unit/DocBlock/Tags/ThrowsTest.php
+++ b/tests/unit/DocBlock/Tags/ThrowsTest.php
@@ -142,15 +142,6 @@ class ThrowsTest extends TestCase
         $this->assertSame($description, $fixture->getDescription());
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        $this->assertNull(Throws::create([]));
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
diff --git a/tests/unit/DocBlock/Tags/UsesTest.php b/tests/unit/DocBlock/Tags/UsesTest.php
index 30c27cb..e8fcb14 100644
--- a/tests/unit/DocBlock/Tags/UsesTest.php
+++ b/tests/unit/DocBlock/Tags/UsesTest.php
@@ -145,15 +145,6 @@ class UsesTest extends TestCase
         $this->assertSame($description, $fixture->getDescription());
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        $this->assertNull(Uses::create([]));
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
diff --git a/tests/unit/DocBlock/Tags/VarTest.php b/tests/unit/DocBlock/Tags/VarTest.php
index 57de21e..3b994c5 100644
--- a/tests/unit/DocBlock/Tags/VarTest.php
+++ b/tests/unit/DocBlock/Tags/VarTest.php
@@ -182,15 +182,6 @@ class VarTest extends TestCase
         Var_::create('', new TypeResolver(), $descriptionFactory);
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfBodyIsNotString()
-    {
-        Var_::create([]);
-    }
-
     /**
      * @covers ::create
      * @expectedException \InvalidArgumentException
@@ -209,13 +200,4 @@ class VarTest extends TestCase
     {
         Var_::create('body', new TypeResolver());
     }
-
-    /**
-     * @covers ::__construct
-     * @expectedException \InvalidArgumentException
-     */
-    public function testExceptionIsThrownIfVariableNameIsNotString()
-    {
-        new Var_([]);
-    }
 }
diff --git a/tests/unit/DocBlock/Tags/VersionTest.php b/tests/unit/DocBlock/Tags/VersionTest.php
index 562d315..2e5837d 100644
--- a/tests/unit/DocBlock/Tags/VersionTest.php
+++ b/tests/unit/DocBlock/Tags/VersionTest.php
@@ -157,15 +157,6 @@ class VersionTest extends TestCase
         $this->assertSame(null, $fixture->getDescription());
     }
 
-    /**
-     * @covers ::create
-     * @expectedException \InvalidArgumentException
-     */
-    public function testFactoryMethodFailsIfVersionIsNotString()
-    {
-        $this->assertNull(Version::create([]));
-    }
-
     /**
      * @covers ::create
      */