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    <h3>Editing: InvokedAtLeastOnce.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php declare(strict_types=1);
/*
 * This file is part of PHPUnit.
 *
 * (c) Sebastian Bergmann &lt;sebastian@phpunit.de&gt;
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace PHPUnit\Framework\MockObject\Rule;

use PHPUnit\Framework\ExpectationFailedException;
use PHPUnit\Framework\MockObject\Invocation as BaseInvocation;

/**
 * @internal This class is not covered by the backward compatibility promise for PHPUnit
 */
final class InvokedAtLeastOnce extends InvocationOrder
{
    public function toString(): string
    {
        return 'invoked at least once';
    }

    /**
     * Verifies that the current expectation is valid. If everything is OK the
     * code should just return, if not it must throw an exception.
     *
     * @throws ExpectationFailedException
     */
    public function verify(): void
    {
        $count = $this-&gt;getInvocationCount();

        if ($count &lt; 1) {
            throw new ExpectationFailedException(
                'Expected invocation at least once but it never occurred.',
            );
        }
    }

    public function matches(BaseInvocation $invocation): bool
    {
        return true;
    }

    protected function invokedDo(BaseInvocation $invocation): void
    {
    }
}
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