diff --git a/tests/phpunit/tests/rest-api/rest-schema-sanitization.php b/tests/phpunit/tests/rest-api/rest-schema-sanitization.php
index 2cea494c064ea..c3aa8fa799eb5 100644
--- a/tests/phpunit/tests/rest-api/rest-schema-sanitization.php
+++ b/tests/phpunit/tests/rest-api/rest-schema-sanitization.php
@@ -111,8 +111,8 @@ public function test_type_array() {
 				'type' => 'number',
 			),
 		);
-		$this->assertEquals( array( 1 ), rest_sanitize_value_from_schema( array( 1 ), $schema ) );
-		$this->assertEquals( array( 1 ), rest_sanitize_value_from_schema( array( '1' ), $schema ) );
+		$this->assertSame( array( 1.0 ), rest_sanitize_value_from_schema( array( 1 ), $schema ) );
+		$this->assertSame( array( 1.0 ), rest_sanitize_value_from_schema( array( '1' ), $schema ) );
 	}
 
 	public function test_type_array_nested() {
@@ -125,8 +125,8 @@ public function test_type_array_nested() {
 				),
 			),
 		);
-		$this->assertEquals( array( array( 1 ), array( 2 ) ), rest_sanitize_value_from_schema( array( array( 1 ), array( 2 ) ), $schema ) );
-		$this->assertEquals( array( array( 1 ), array( 2 ) ), rest_sanitize_value_from_schema( array( array( '1' ), array( '2' ) ), $schema ) );
+		$this->assertSame( array( array( 1.0 ), array( 2.0 ) ), rest_sanitize_value_from_schema( array( array( 1 ), array( 2 ) ), $schema ) );
+		$this->assertSame( array( array( 1.0 ), array( 2.0 ) ), rest_sanitize_value_from_schema( array( array( '1' ), array( '2' ) ), $schema ) );
 	}
 
 	public function test_type_array_as_csv() {
@@ -136,9 +136,9 @@ public function test_type_array_as_csv() {
 				'type' => 'number',
 			),
 		);
-		$this->assertEquals( array( 1, 2 ), rest_sanitize_value_from_schema( '1,2', $schema ) );
-		$this->assertEquals( array( 1, 2, 0 ), rest_sanitize_value_from_schema( '1,2,a', $schema ) );
-		$this->assertEquals( array( 1, 2 ), rest_sanitize_value_from_schema( '1,2,', $schema ) );
+		$this->assertSame( array( 1.0, 2.0 ), rest_sanitize_value_from_schema( '1,2', $schema ) );
+		$this->assertSame( array( 1.0, 2.0, 0.0 ), rest_sanitize_value_from_schema( '1,2,a', $schema ) );
+		$this->assertSame( array( 1.0, 2.0 ), rest_sanitize_value_from_schema( '1,2,', $schema ) );
 	}
 
 	public function test_type_array_with_enum() {
@@ -194,11 +194,11 @@ public function test_type_object() {
 				),
 			),
 		);
-		$this->assertEquals( array( 'a' => 1 ), rest_sanitize_value_from_schema( array( 'a' => 1 ), $schema ) );
-		$this->assertEquals( array( 'a' => 1 ), rest_sanitize_value_from_schema( array( 'a' => '1' ), $schema ) );
-		$this->assertEquals(
+		$this->assertSame( array( 'a' => 1.0 ), rest_sanitize_value_from_schema( array( 'a' => 1 ), $schema ) );
+		$this->assertSame( array( 'a' => 1.0 ), rest_sanitize_value_from_schema( array( 'a' => '1' ), $schema ) );
+		$this->assertSame(
 			array(
-				'a' => 1,
+				'a' => 1.0,
 				'b' => 1,
 			),
 			rest_sanitize_value_from_schema(
@@ -221,10 +221,10 @@ public function test_type_object_strips_additional_properties() {
 			),
 			'additionalProperties' => false,
 		);
-		$this->assertEquals( array( 'a' => 1 ), rest_sanitize_value_from_schema( array( 'a' => 1 ), $schema ) );
-		$this->assertEquals( array( 'a' => 1 ), rest_sanitize_value_from_schema( array( 'a' => '1' ), $schema ) );
-		$this->assertEquals(
-			array( 'a' => 1 ),
+		$this->assertSame( array( 'a' => 1.0 ), rest_sanitize_value_from_schema( array( 'a' => 1 ), $schema ) );
+		$this->assertSame( array( 'a' => 1.0 ), rest_sanitize_value_from_schema( array( 'a' => '1' ), $schema ) );
+		$this->assertSame(
+			array( 'a' => 1.0 ),
 			rest_sanitize_value_from_schema(
 				array(
 					'a' => '1',
@@ -345,11 +345,11 @@ public function test_type_object_nested() {
 			),
 		);
 
-		$this->assertEquals(
+		$this->assertSame(
 			array(
 				'a' => array(
-					'b' => 1,
-					'c' => 3,
+					'b' => 1.0,
+					'c' => 3.0,
 				),
 			),
 			rest_sanitize_value_from_schema(
@@ -362,11 +362,11 @@ public function test_type_object_nested() {
 				$schema
 			)
 		);
-		$this->assertEquals(
+		$this->assertSame(
 			array(
 				'a' => array(
-					'b' => 1,
-					'c' => 3,
+					'b' => 1.0,
+					'c' => 3.0,
 					'd' => '1',
 				),
 				'b' => 1,
@@ -395,7 +395,7 @@ public function test_type_object_stdclass() {
 				),
 			),
 		);
-		$this->assertEquals( array( 'a' => 1 ), rest_sanitize_value_from_schema( (object) array( 'a' => '1' ), $schema ) );
+		$this->assertSame( array( 'a' => 1.0 ), rest_sanitize_value_from_schema( (object) array( 'a' => '1' ), $schema ) );
 	}
 
 	/**