Closes #6059

Author: sebastianbergmann

ChangeLog-11.5.md

@@ -26,5 +26,6 @@ All notable changes of the PHPUnit 11.5 release series are documented in this fi
 * [#6052](https://github.com/sebastianbergmann/phpunit/issues/6052): `isType()` (use `isArray()`, `isBool()`, `isCallable()`, `isFloat()`, `isInt()`, `isIterable()`, `isNull()`, `isNumeric()`, `isObject()`, `isResource()`, `isClosedResource()`, `isScalar()`, or `isString()` instead)
 * [#6055](https://github.com/sebastianbergmann/phpunit/issues/6055): `assertContainsOnly()` (use `assertContainsOnlyArray()`, `assertContainsOnlyBool()`, `assertContainsOnlyCallable()`, `assertContainsOnlyFloat()`, `assertContainsOnlyInt()`, `assertContainsOnlyIterable()`, `assertContainsOnlyNumeric()`, `assertContainsOnlyObject()`, `assertContainsOnlyResource()`, `assertContainsOnlyClosedResource()`, `assertContainsOnlyScalar()`, or `assertContainsOnlyString()` instead)
 * [#6055](https://github.com/sebastianbergmann/phpunit/issues/6055): `assertNotContainsOnly()` (use `assertContainsNotOnlyArray()`, `assertContainsNotOnlyBool()`, `assertContainsNotOnlyCallable()`, `assertContainsNotOnlyFloat()`, `assertContainsNotOnlyInt()`, `assertContainsNotOnlyIterable()`, `assertContainsNotOnlyNumeric()`, `assertContainsNotOnlyObject()`, `assertContainsNotOnlyResource()`, `assertContainsNotOnlyClosedResource()`, `assertContainsNotOnlyScalar()`, or `assertContainsNotOnlyString()` instead)
+* [#6059](https://github.com/sebastianbergmann/phpunit/issues/6059): `containsOnly()` (use `containsOnlyArray()`, `containsOnlyBool()`, `containsOnlyCallable()`, `containsOnlyFloat()`, `containsOnlyInt()`, `containsOnlyIterable()`, `containsOnlyNumeric()`, `containsOnlyObject()`, `containsOnlyResource()`, `containsOnlyClosedResource()`, `containsOnlyScalar()`, or `containsOnlyString()` instead)
 
 [11.5.0]: https://github.com/sebastianbergmann/phpunit/compare/11.4...11.5

src/Framework/Assert.php

@@ -2744,6 +2744,8 @@ final public static function containsIdentical(mixed $value): TraversableContain
      * @param 'array'|'bool'|'boolean'|'callable'|'double'|'float'|'int'|'integer'|'iterable'|'null'|'numeric'|'object'|'real'|'resource (closed)'|'resource'|'scalar'|'string' $type
      *
      * @throws Exception
+     *
+     * @deprecated https://github.com/sebastianbergmann/phpunit/issues/6055
      */
     final public static function containsOnly(string $type): TraversableContainsOnly
     {