--- /dev/null
+<?php
+/*
+ * This file is part of the PHPUnit_MockObject package.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+use SebastianBergmann\Exporter\Exporter;
+
+/**
+ * Stubs a method by returning a user-defined stack of values.
+ *
+ * @since Class available since Release 1.0.0
+ */
+class PHPUnit_Framework_MockObject_Stub_ConsecutiveCalls implements PHPUnit_Framework_MockObject_Stub
+{
+ protected $stack;
+ protected $value;
+
+ public function __construct($stack)
+ {
+ $this->stack = $stack;
+ }
+
+ public function invoke(PHPUnit_Framework_MockObject_Invocation $invocation)
+ {
+ $this->value = array_shift($this->stack);
+
+ if ($this->value instanceof PHPUnit_Framework_MockObject_Stub) {
+ $this->value = $this->value->invoke($invocation);
+ }
+
+ return $this->value;
+ }
+
+ public function toString()
+ {
+ $exporter = new Exporter;
+
+ return sprintf(
+ 'return user-specified value %s',
+ $exporter->export($this->value)
+ );
+ }
+}