diff --git a/tests/Integration/Types/IntegerTypeTest.php b/tests/Integration/Types/IntegerTypeTest.php
index 02b6f5d..f67dade 100644
--- a/tests/Integration/Types/IntegerTypeTest.php
+++ b/tests/Integration/Types/IntegerTypeTest.php
@@ -12,7 +12,7 @@ public function testNonStringValue() {
 		$this->assertIntegerValidation( 42, 42 );
 	}
 
-	private function assertIntegerValidation( int $expected, $input, array $definitionExtras = [] ) {
+	private function assertIntegerValidation( $expected, $input, array $definitionExtras = [] ) {
 		$parameters = $this->process(
 			[
 				'amount' => array_merge(
@@ -35,4 +35,16 @@ public function testNonStringValueDefaultsWhenExceedingUpperBound() {
 		$this->assertIntegerValidation( 7, 42, [ 'upperbound' => 20, 'default' => 7 ] );
 	}
 
+	public function testNonStringDefault() {
+		$this->assertIntegerValidation( '7', 'NAN', [ 'default' => '7' ] );
+	}
+
+	public function testNoNegatives() {
+		$this->assertIntegerValidation( 7, -1, [ 'negatives' => false, 'default' => 7 ] );
+	}
+
+	public function testNegative() {
+		$this->assertIntegerValidation( -1, -1 );
+	}
+
 }