SomeTest::testFilter()

Source

File: vendor/phpoption/phpoption/tests/PhpOption/Tests/SomeTest.php

    public function testFilter()
    {
        $some = new Some('foo');

        $this->assertInstanceOf('PhpOption\None', $some->filter(function($v) { return 0 === strlen($v); }));
        $this->assertSame($some, $some->filter(function($v) { return strlen($v) > 0; }));
    }

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