lithium\tests\cases\net\http\RequestTest::testKeepDefinedContentTypeHeaderWhenTypeIsSet PHP Method

    public function testKeepDefinedContentTypeHeaderWhenTypeIsSet()
    {
        $request = new Request(array('method' => 'POST', 'type' => 'json', 'headers' => array('Content-Type' => 'text/x-test')));
        $expected = 'Content-Type: text/x-test';
        $result = $request->headers();
        $message = "Expected value `{$expected}` not found in result.";
        $this->assertTrue(in_array($expected, $result), $message);
        $expected = '#Content-Type: text/x-test#';
        $result = $request->to('string');
        $this->assertPattern($expected, $result);
    }